{"id":262439,"date":"2026-07-02T17:33:20","date_gmt":"2026-07-02T17:33:20","guid":{"rendered":"https:\/\/www.solinst.com\/products\/solinst-flute\/405-flute-blank-liners\/cost-of-open-borehole\/"},"modified":"2026-07-08T20:54:04","modified_gmt":"2026-07-08T20:54:04","slug":"cost-of-open-borehole","status":"publish","type":"page","link":"https:\/\/www.solinst.com\/en-gb\/products\/solinst-flute\/405-flute-blank-liners\/cost-of-open-borehole\/","title":{"rendered":"Cost of Open Borehole"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2026\/02\/405-solinst-flute-blank-liners-install-1920&#215;500-2.webp&#8221; alt=&#8221;solinst flute blank liners being installed on site&#8221; title_text=&#8221;Solinst Flute Blank Liners Being Installed on Site&#8221; 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global_colors_info=&#8221;{}&#8221;][et_pb_heading title=&#8221;The Cost of an Open Borehole&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;6983e4e7-a6e0-4a8d-b486-49939fd240c0&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][dsm_breadcrumbs disabled_on=&#8221;on|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; home_icon_text_color=&#8221;#d6d6d6&#8243; global_colors_info=&#8221;{}&#8221;][\/dsm_breadcrumbs][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;Mobile-Only Nav with Offset&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;4759a92f-4b27-4854-bb2c-299854634e93&#8243; sticky_offset_top=&#8221;127px&#8221; global_module=&#8221;5745&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; width=&#8221;90%&#8221; 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global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><strong><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/01\/solinst-flute-logo-600w.webp\" width=\"278\" height=\"46\" alt=\"solinst flute\" class=\"wp-image-31951 alignnone size-full\" \/><\/strong><strong><\/strong><\/p>\n<p><strong>Solinst Flute<\/strong><\/p>\n<p>1091 NM-68<br \/>Alcaide, NM, USA<br \/>87511<\/p>\n<p>Tel: +1 505-852-0128<br \/>email:<a href=\"mailto:flute@solinst.com\"> flute@solinst.com<\/a><\/p>\n<p>[\/et_pb_text][et_pb_slider disabled_on=&#8221;on|on|off&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; display_conditions=&#8221;W10=&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/instruments\/dataloggers-and-telemetry-systems\/3001-levelogger\/?utm_source=solinst&#038;utm_medium=WC-global-sidebar-position1&#038;utm_campaign=3001&#8243; global_module=&#8221;53188&#8243; saved_tabs=&#8221;all&#8221; 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button_font=&#8221;|600|||||||&#8221; button_custom_margin=&#8221;||||false|false&#8221; button_custom_padding=&#8221;1px||||false|false&#8221; custom_padding=&#8221;76px||||false|false&#8221; header_text_shadow_style=&#8221;preset5&#8243; global_colors_info=&#8221;{}&#8221; sticky_transition=&#8221;on&#8221;]<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_slide][\/et_pb_slider][\/et_pb_column][et_pb_column type=&#8221;3_4&#8243; specialty_columns=&#8221;3&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_row_inner _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;3d68e16c-1ed2-447f-b17f-a63c20af3cf6&#8243; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][dsm_icon_list icon_font_size=&#8221;30px&#8221; list_alignment=&#8221;flex-end&#8221; text_indent=&#8221;10px&#8221; list_alignment_tablet=&#8221;flex-end&#8221; list_alignment_phone=&#8221;flex-start&#8221; list_alignment_last_edited=&#8221;on|desktop&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; text_font=&#8221;|600|||||||&#8221; link_option_url_new_window=&#8221;on&#8221; global_colors_info=&#8221;{}&#8221;][dsm_icon_list_child text=&#8221;The Cost of an Open Borehole PDF&#8221; font_icon=&#8221;&#xf1c1;||fa||900&#8243; icon_color=&#8221;#ff8500&#8243; url=&#8221;https:\/\/www.solinst.com\/products\/data\/405-cost-of-open-boreholes.pdf&#8221; url_new_window=&#8221;on&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; icon_color__hover_enabled=&#8221;on|hover&#8221; icon_color__hover=&#8221;#828282&#8243; text_text_color__hover_enabled=&#8221;on|hover&#8221; text_text_color__hover=&#8221;#7a7a7a&#8221;][\/dsm_icon_list_child][\/dsm_icon_list][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_heading title=&#8221;Why Every Borehole Should be Sealed the Day it\u2019s Drilled&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;46ad5c23-ecb8-466b-9973-452975f03683&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><strong>The Regulatory Position<\/strong><\/h3>\n<p>ITRC (Fractured Rock, 2017): Prevention of vertical cross-contamination is an overarching principle of drilling; <strong>minimise the time a borehole acts as a vertical conduit<\/strong>. <a href=\"https:\/\/fracturedrx-1.itrcweb.org\/appendix-c-drilling\/\" target=\"_blank\">Fracturedrx-1.itrcweb.org\/appendix-c-drilling<\/a><\/p>\n<p>U.S. EPA (CLU-IN): <strong>Flexible liners and packers are identified as tools to prevent or minimise the creation of new contaminant pathways<\/strong>. <a href=\"https:\/\/clu-in.org\/issues\/default2.focus\/sec\/Fractured_Rock\/cat\/Characterization\/\" target=\"_blank\">clu-in.org\/issues\/Fractured Rock<\/a><\/p>\n<p>New Jersey (N.J.A.C. 7:9D): <strong>Well construction rules require borehole portions not completed as wells to be decommissioned and sealed<\/strong>;<br \/>\nthe NJDEP Field Sampling Procedures Manual (2024) governs monitoring well practice. <a href=\"https:\/\/Dep.nj.gov\/srp\/guidance\/fspm\" target=\"_blank\">Dep.nj.gov\/srp\/guidance\/fspm<\/a><\/p>\n<p>New York (NYSDEC CP-43): <strong>Unsealed and improperly abandoned wells are \u201cpollution conduits\u201d and a serious environmental liability<\/strong>.<\/p>\n<p>The National Academies (2015): <strong>Recommend isolating borehole intervals with packers or flexible liners to prevent contaminant migration and geochemical mixing.<\/strong> <a href=\"https:\/\/www.nationalacademies.org\/read\/21742\/chapter\/7\" target=\"_blank\">Nationalacademies.org\/read\/21742<\/a><\/p>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_heading title=&#8221;The Problem: an Open Borehole is an Active Contaminant Pathway&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;46ad5c23-ecb8-466b-9973-452975f03683&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; header_2_font_size=&#8221;30px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>An open bedrock borehole hydraulically connects fracture zones. ITRC\u2019s (Interstate technology &#038; Regulatory Council) Fractured Rock guidance calls this \u201c<em><strong>an unnatural condition<\/strong><\/em>\u201d in which water and contaminants can flow vertically downward, spreading contamination and making characterisation and remediation more difficult. Much of the damage occurs in days, not months, and much of it is irreversible due to matrix diffusion.  <\/p>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2026\/07\/dnapl-contaminants-confined-to-isolated-fracture.webp&#8221; alt=&#8221;numbered technical cross-section diagram showing a shallow DNAPL plume confined to an isolated rock fracture before a borehole is drilled&#8221; title_text=&#8221;Numbered Pre-Drilling Contaminant Isolation Diagram&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;60px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p style=\"text-align: center;\"><em><strong>Contaminants confined<br \/>to an isolated fracture<\/strong><\/em><\/p>\n<ol>\n<li>SWL<\/li>\n<li>DNAPL<\/li>\n<\/ol>\n<p>[\/et_pb_text][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2026\/07\/contaminants-spreading-to-other-fractures-from-open-borehole.webp&#8221; alt=&#8221;numbered technical cross-section diagram showing a DNAPL plume spilling down an open unlined borehole into multiple deep rock fracture zones&#8221; title_text=&#8221;Numbered Open Borehole Contaminant Pathway Diagram&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p style=\"text-align: center;\"><em><strong>Contaminants spread to other fractures<br \/> as a result of the newly drilled borehole<\/strong><\/em><\/p>\n<ol>\n<li>SWL<\/li>\n<li>DNAPL<\/li>\n<li>New open borehole<\/li>\n<\/ol>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_button button_url=&#8221;@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU1ODIifX0=@&#8221; button_text=&#8221;Get Quote&#8221; admin_label=&#8221;405 Get Quote Button&#8221; _builder_version=&#8221;4.27.6&#8243; _dynamic_attributes=&#8221;button_url&#8221; _module_preset=&#8221;c9e00792-1360-4998-8cf9-5f6772c944ba&#8221; custom_margin=&#8221;||||false|false&#8221; custom_padding=&#8221;6px|47px|6px|47px|false|false&#8221; global_module=&#8221;5612&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][et_pb_heading title=&#8221;The Evidence: 3 Days Open, Up to a Year of Corrupted Data&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;46ad5c23-ecb8-466b-9973-452975f03683&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Sterling et al. (2005), Ground Water, describe a cored borehole through a TCE plume in fractured sandstone with deep concentrations of 2,100\u201333,000 \u00b5g\/L at 89\u2013100m. Rock core analysis showed that nearly all of this deep contamination resulted from downward flow during only a few days of open-hole conditions before instrumentation. The U.S. National Academies\u2019 fractured rock report cites this study and notes that previously clean fractures remained contaminated for up to one year.  <\/p>\n<p>[\/et_pb_text][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2026\/07\/405-sterling-deep-contamination.webp&#8221; alt=&#8221;graphic showing a four-step numbered horizontal process chart with shaded grey, yellow, orange, and red blocks representing a subsurface contamination timeline&#8221; title_text=&#8221;Open Borehole Contamination Timeline&#8221; show_bottom_space=&#8221;off&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<ol>\n<li><strong>Day 0: Hole Drilled<\/strong> \u2013 Fractures connected<\/li>\n<li><strong>Days 1-3: Vertical cross-flow<\/strong> \u2013 Contaminants move down<\/li>\n<li><strong>Weeks: Matrix Diffusion<\/strong> \u2013 Mass enters rock<\/li>\n<li><strong>Forever: Irreversible<\/strong> \u2013 Site model corrupted<\/li>\n<\/ol>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><strong>Sterling et al. (2005): nearly all deep contamination set during the open-hole window, not after<\/strong><\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;e910b435-fe18-45d2-b351-bda808b1a267&#8243; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Implications for the Consultant:<\/h2>\n<ul>\n<li>Cross-contaminated data can corrupt the conceptual site model and trigger unnecessary deep investigation or remediation.<\/li>\n<li>A borehole that spreads shallow contamination deeper creates liability from the investigation itself.<\/li>\n<li>Open-hole geophysical and hydraulic data can be compromised by ambient vertical flow (Pehme et al., 2007, GWMR 27(2):57\u201370).<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>The Solution: The Blank Liner<\/h2>\n<p>A urethane-coated nylon liner, custom-sized to the borehole, is everted under water head to seal the entire hole the same day it is drilled (Cherry, Parker &#038; Keller, 2007, GWMR). The water-filled liner conforms to the borehole wall, sealing fractures and cavities more completely than conventional packers. <\/p>\n<ul>\n<li><strong>Immediate protection:<\/strong> eliminates vertical cross-connection from day one\u2014the window where Sterling describes where problems occur.<\/li>\n<li><strong>Fully removable:<\/strong> unlike grout, the liner inverts out, preserving the borehole for geophysics or conversion to a multilevel system.<\/li>\n<li><strong>Working seal:<\/strong> supports transmissivity profiling during installation, temperature logging under sealed (natural-gradient) conditions, and NAPL mapping with reactive covers\u2014the seal generates data while it protects.<\/li>\n<li><strong>Regulatory alignment: directly satisfies ITRC\/EPA expectations to minimise open-hole time at fractured rock sites.<\/strong><\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2026\/07\/405-solinst-flute-blank-liner-eversion.webp&#8221; alt=&#8221;numbered technical cross-section diagram showing a water hose filling a flexible flute liner on a reel as it propagates down a borehole casing to seal bedrock fractures&#8221; title_text=&#8221;Model 405 Flute Blank Liner Eversion Mechanics&#8221; show_bottom_space=&#8221;off&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<ol>\n<li>Water hose<\/li>\n<li>Flute liner<\/li>\n<li>Liner on reel (inside out)<\/li>\n<li>Water level in liner<\/li>\n<li>Static water level<\/li>\n<li>Groundwater in hole pushed into formation, or removed by pumping<\/li>\n<\/ol>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;e910b435-fe18-45d2-b351-bda808b1a267&#8243; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Bottom Line<\/h2>\n<p>A Blank Liner costs a fraction of one redrilled borehole or one round of disputed analytical data. Sealing on the day of drilling is the cheapest insurance against self-inflicted cross-contamination.  <strong>The Regulators have already made the argument for you.<\/strong><\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><strong>Key references:<\/strong> Sterling, Parker, Cherry et al. (2005) Ground Water 43(4) \u2014 pubmed 16029181; Cherry, Parker &#038; Keller (2007) GWMR 27(2); Pehme et al. (2007) GWMR 27(2):57\u201370; ITRC FracRx-1 (2017); NRC\/NASEM (2015).<\/p>\n<p>[\/et_pb_text][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_heading title=&#8221;Related Products&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;46ad5c23-ecb8-466b-9973-452975f03683&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;1933&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2024\/10\/703-waterloo-emitter-bioremediation-device-1-500&#215;500-1.webp&#8221; alt=&#8221;solinst model 703 waterloo emitter bioremediation device&#8221; title_text=&#8221;Solinst Model 703 Waterloo Emitter Bioremediation Device&#8221; url=&#8221;https:\/\/www.solinst.com\/products\/enhanced-biodegradation\/703-waterloo-emitters\/index.php&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/products\/enhanced-biodegradation\/703-waterloo-emitters\/index.php&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><strong><a href=\"https:\/\/www.solinst.com\/products\/enhanced-biodegradation\/703-waterloo-emitters\/index.php\" title=\"Waterloo Emitter Ideal for Enhanced Bioremediation Applications\">Enhanced Bioremediation<\/a><\/strong><\/h3>\n<p>The <strong><a href=\"https:\/\/www.solinst.com\/products\/enhanced-biodegradation\/703-waterloo-emitters\/index.php\" title=\"Solinst Waterloo Emitter\">Waterloo Emitter\u2122<\/a><\/strong>is a simple, low-cost device designed for the bioremediation of contaminated groundwater. It enables oxygen or other amendments to diffuse through silicone or LDPE tubing in a controlled, uniform manner. Ideal for aerobic bioremediation of MTBE and BTEX, with minimal maintenance required.  <\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/products\/enhanced-biodegradation\/703-waterloo-emitters\/index.php&#8221; button_text=&#8221;Waterloo Emitter&#8221; button_alignment=&#8221;right&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; button_text_size_tablet=&#8221;18px&#8221; button_text_size_phone=&#8221;16px&#8221; button_text_size_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;1934&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2024\/10\/408M-micro-double-valve-pump-1-500&#215;500-1.webp&#8221; alt=&#8221;solinst 408m micro double valve pump&#8221; title_text=&#8221;Solinst 408M Micro Double Valve Pump&#8221; url=&#8221;https:\/\/www.solinst.com\/products\/groundwater-samplers\/408m-micro-double-valve-pumps\/&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/products\/groundwater-samplers\/408m-micro-double-valve-pumps\/&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><strong><a href=\"https:\/\/www.solinst.com\/products\/groundwater-samplers\/408m-micro-double-valve-pumps\/\">3\/8&#8243; Diameter Flexible Pneumatic Pump<\/a><\/strong><\/h3>\n<p>The <a href=\"https:\/\/www.solinst.com\/products\/groundwater-samplers\/408m-micro-double-valve-pumps\/\" title=\"408M Micro Double Valve Pump\"><strong>Micro Double Valve Pump<\/strong><\/a> has a remarkably small and flexible design. At 3\/8&#8243; (10 mm) diameter it is small enough to sample groundwater from channels of a CMT System. <\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/products\/groundwater-samplers\/408m-micro-double-valve-pumps\/&#8221; button_text=&#8221;Micro Double Valve Pump&#8221; button_alignment=&#8221;right&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; button_text_size_tablet=&#8221;18px&#8221; button_text_size_phone=&#8221;16px&#8221; button_text_size_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;1935&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2024\/10\/410-peristaltic-pump-1-500&#215;500-1.webp&#8221; alt=&#8221;solinst model 410 peristaltic pumps&#8221; title_text=&#8221;Solinst Model 410 Peristaltic Pumps&#8221; url=&#8221;https:\/\/www.solinst.com\/en-gb\/products\/groundwater-samplers\/410-peristaltic-pumps\/&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; link_option_url=&#8221;https:\/\/www.solinst.com\/en-gb\/products\/groundwater-samplers\/410-peristaltic-pumps\/&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><strong><a href=\"https:\/\/www.solinst.com\/en-gb\/products\/groundwater-samplers\/410-peristaltic-pumps\/\" title=\"Peristaltic Pumps\">Rugged Peristaltic Pump<\/a><\/strong><\/h3>\n<p>Compact, lightweight, and water-resistant, the <a href=\"https:\/\/www.solinst.com\/en-gb\/products\/groundwater-samplers\/410-peristaltic-pumps\/\" title=\"Peristaltic Pumps\"><strong>Solinst Peristaltic Pump<\/strong><\/a> is designed for field use. One easy-access control allows various speeds and reversible flow. Ideal for shallow water and vapour sampling.[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/en-gb\/products\/groundwater-samplers\/410-peristaltic-pumps\/&#8221; button_text=&#8221;Peristaltic Pump&#8221; button_alignment=&#8221;right&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; button_text_size_tablet=&#8221;18px&#8221; button_text_size_phone=&#8221;16px&#8221; button_text_size_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;82141&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2024\/10\/103-tag-line-1-500&#215;500-1.webp&#8221; alt=&#8221;solinst model 103 tag line for accurate pump and bailer deployments and accurate measuring of backfill layers during well construction&#8221; title_text=&#8221;Solinst Model 103 Tag Line For Accurate Pump And Bailer Deployments And Accurate Measuring Of Backfill Layers During Well Construction&#8221; url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><strong><a href=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/\" title=\"103 Tag Line\">Tag Line &#8211; Rugged, Simple, Convenient<\/a><\/strong><\/h3>\n<p>The <strong><a href=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/\" title=\"103 Tag Line\">Tag Line<\/a><\/strong> uses a weight attached to laser-marked cable, mounted on a sturdy reel. Convenient for measuring depths during monitoring well construction. <\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/103-tag-line\/&#8221; button_text=&#8221;Versatile Tag Line&#8221; button_alignment=&#8221;right&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;20px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; button_text_size_tablet=&#8221;18px&#8221; button_text_size_phone=&#8221;16px&#8221; button_text_size_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;Adobe Analytics Code&#8221; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||4px|||&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_code admin_label=&#8221;AA Code for this page&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<!-- SiteCatalyst code version: H.21. 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All Rights Reserved More info available at http:\/\/www.omniture.com --><!-- [et_pb_line_break_holder] --><script language=\"JavaScript\" type=\"text\/javascript\" src=\"\/\/www.solinst.com\/s_code.js\"><\/script><!-- [et_pb_line_break_holder] --><script language=\"JavaScript\" type=\"text\/javascript\"><!--<!-- [et_pb_line_break_holder] -->s.pageName=\"405 blank liners cost of open borehole info sheet\"<!-- [et_pb_line_break_holder] -->s.server=\"\"<!-- [et_pb_line_break_holder] -->s.channel=\"products\"<!-- [et_pb_line_break_holder] -->s.pageType=\"\"<!-- [et_pb_line_break_holder] -->s.prop1=\"solinst flute\"<!-- [et_pb_line_break_holder] -->s.prop2=\"405 blank liners\"<!-- [et_pb_line_break_holder] -->s.prop3=\"405 blank liners cost of open borehole info sheet\"<!-- [et_pb_line_break_holder] -->s.prop4=\"\"<!-- [et_pb_line_break_holder] -->s.prop5=\"\"<!-- [et_pb_line_break_holder] -->s.prop6=\"\"<!-- [et_pb_line_break_holder] -->s.prop7=\"\"<!-- [et_pb_line_break_holder] -->s.prop8=\"\"<!-- [et_pb_line_break_holder] -->s.prop9=\"\"<!-- [et_pb_line_break_holder] -->s.prop10=\"\"<!-- [et_pb_line_break_holder] -->s.prop11=\"\"<!-- [et_pb_line_break_holder] -->s.prop12=\"\"<!-- [et_pb_line_break_holder] -->s.prop13=\"\"<!-- [et_pb_line_break_holder] -->s.prop14=\"\"<!-- [et_pb_line_break_holder] -->s.prop15=\"\"<!-- [et_pb_line_break_holder] -->s.prop16=\"\"<!-- [et_pb_line_break_holder] -->s.prop17=\"\"<!-- [et_pb_line_break_holder] -->s.prop18=\"\"<!-- [et_pb_line_break_holder] -->s.prop19=\"\"<!-- [et_pb_line_break_holder] -->s.prop20=\"\"<!-- [et_pb_line_break_holder] -->s.prop21=\"\"<!-- [et_pb_line_break_holder] -->s.prop22=\"\"<!-- [et_pb_line_break_holder] -->s.prop23=\"\"<!-- [et_pb_line_break_holder] -->s.prop24=\"\"<!-- [et_pb_line_break_holder] -->s.prop25=\"\"<!-- [et_pb_line_break_holder] -->s.prop26=\"\"<!-- [et_pb_line_break_holder] -->s.prop27=\"\"<!-- [et_pb_line_break_holder] -->s.prop28=\"\"<!-- [et_pb_line_break_holder] -->s.prop29=\"\"<!-- [et_pb_line_break_holder] -->s.prop30=\"\"<!-- [et_pb_line_break_holder] -->s.prop31=\"\"<!-- [et_pb_line_break_holder] -->s.prop32=\"\"<!-- [et_pb_line_break_holder] -->s.prop33=\"\"<!-- [et_pb_line_break_holder] -->s.hier1=\"solinst:products:solinst flute:405 blank liners:405 blank liners cost of open borehole info sheet\"<!-- [et_pb_line_break_holder] --><!-- [et_pb_line_break_holder] -->\/* Conversion Variables *\/<!-- [et_pb_line_break_holder] -->s.campaign=\"\"<!-- [et_pb_line_break_holder] -->s.events=\"\"<!-- [et_pb_line_break_holder] -->s.eVar1=\"\"<!-- [et_pb_line_break_holder] -->s.eVar2=\"\"<!-- [et_pb_line_break_holder] -->s.eVar3=\"\"<!-- [et_pb_line_break_holder] -->s.eVar4=\"\"<!-- [et_pb_line_break_holder] -->s.eVar5=\"\"<!-- [et_pb_line_break_holder] -->s.eVar6=\"\"<!-- [et_pb_line_break_holder] -->s.eVar7=\"\"<!-- [et_pb_line_break_holder] -->s.eVar8=\"\"<!-- [et_pb_line_break_holder] -->s.eVar9=\"\"<!-- [et_pb_line_break_holder] -->s.eVar10=\"\"<!-- [et_pb_line_break_holder] -->s.eVar11=\"\"<!-- [et_pb_line_break_holder] -->s.eVar12=\"\"<!-- [et_pb_line_break_holder] -->s.eVar13=\"\"<!-- [et_pb_line_break_holder] -->s.eVar14=\"\"<!-- [et_pb_line_break_holder] -->s.eVar15=\"\"<!-- [et_pb_line_break_holder] -->s.eVar16=\"\"<!-- [et_pb_line_break_holder] -->s.eVar17=\"\"<!-- [et_pb_line_break_holder] -->s.state=\"\"<!-- [et_pb_line_break_holder] -->s.zip=\"\"<!-- [et_pb_line_break_holder] -->\/************* DO NOT ALTER ANYTHING BELOW THIS LINE ! **************\/<!-- [et_pb_line_break_holder] -->var s_code=s.t();if(s_code)document.write(s_code)\/\/--><\/script><!-- [et_pb_line_break_holder] --><script language=\"JavaScript\" type=\"text\/javascript\"><!--<!-- [et_pb_line_break_holder] -->if(navigator.appVersion.indexOf('MSIE')>=0)document.write(unescape('%3C')+'!-'+'-')<!-- [et_pb_line_break_holder] -->\/\/--><\/script><noscript><a href=\"https:\/\/www.omniture.com\" title=\"Web Analytics\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/solinst.d2.sc.omtrdc.net\/b\/ss\/solinst-prod\/1\/H.21--NS\/0\" height=\"1\" width=\"1\" border=\"0\" alt=\"\"><\/a><\/noscript><!--\/DO NOT REMOVE\/--><!-- [et_pb_line_break_holder] --><!-- End SiteCatalyst code version: H.21. -->[\/et_pb_code][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p><div class=\"et_pb_module dsm_breadcrumbs dsm_breadcrumbs_0\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<div class=\"et_pb_module_inner\">\n\t\t\t\t\t<nav class=\"dsm_breadcrumbs_wrap\">\n\t\t\t\t<ul class=\"dsm_breadcrumbs\" itemscope itemtype=\"https:\/\/schema.org\/BreadcrumbList\">\t\t\t<li class=\"dsm_breadcrumbs_item dsm_home_item dsm_home_item_custom\" itemprop=\"itemListElement\" itemscope\n\t\t\titemtype=\"https:\/\/schema.org\/ListItem\">\n\t\t\t\t<a href=\"https:\/\/www.solinst.com\/en-gb\/\" itemprop=\"item\" target=\"\">\n\t\t\t\t\t<span class='dsm_home_text_wrapper'>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"et-pb-icon dsm_home_icon\">\ue009<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"dsm_home_text\" itemprop=\"name\">\n\t\t\t\t\t\t\t\tHome\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t<meta itemprop=\"position\" content=\"1\" \/>\n\t\t\t<\/li>\n\n\t\t<li class=\"dsm_breadcrumbs_separator\"> <span class=\"et-pb-icon dsm_separator_icon\">5<\/span><\/li><\/ul>\n\t\t\t<\/nav>\n\t\t\t\t<\/div>\n\t\t\t<\/div> Solinst Flute 1091 NM-68Alcaide, NM, USA87511 Tel: +1 505-852-0128email: flute@solinst.com &nbsp; Accurate Water Level Data Reliable Instruments that Last&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<div class=\"et_pb_module dsm_icon_list dsm_icon_list_0\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<div class=\"et_pb_module_inner\">\n\t\t\t\t\t<ul class=\"dsm_icon_list_items dsm_icon_list_ltr_direction dsm_icon_list_layout_vertical\"><li class=\"dsm_icon_list_child dsm_icon_list_child_0\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<a href=\"https:\/\/www.solinst.com\/products\/data\/405-cost-of-open-boreholes.pdf\" target=\"_blank\"><span class=\"dsm_icon_list_wrapper\"><span class=\"dsm_icon_list_icon\">\uf1c1<\/span><\/span><span class=\"dsm_icon_list_text\">The Cost of an Open Borehole PDF<\/span><\/a>\n\t\t\t<\/li><\/ul>\n\t\t\t\t<\/div>\n\t\t\t<\/div>The Regulatory Position ITRC (Fractured Rock, 2017): Prevention of vertical cross-contamination is an overarching principle of drilling; minimise the time a borehole acts as a vertical conduit. Fracturedrx-1.itrcweb.org\/appendix-c-drilling U.S. EPA (CLU-IN): Flexible liners and packers are identified as tools to prevent or minimise the creation of new contaminant pathways. clu-in.org\/issues\/Fractured Rock New Jersey (N.J.A.C. 7:9D): Well construction rules require borehole portions not completed as wells to be decommissioned and sealed; the NJDEP Field Sampling Procedures Manual (2024) governs monitoring well practice. Dep.nj.gov\/srp\/guidance\/fspm New York (NYSDEC CP-43): Unsealed and improperly abandoned wells are \u201cpollution conduits\u201d and a serious environmental liability. The National Academies (2015): Recommend isolating borehole intervals with packers or flexible liners to prevent contaminant migration and geochemical mixing. Nationalacademies.org\/read\/21742An open bedrock borehole hydraulically connects fracture zones. ITRC\u2019s (Interstate technology &#038; Regulatory Council) Fractured Rock guidance calls this \u201can unnatural condition\u201d in which [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":220524,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"folder":[594],"class_list":["post-262439","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>The Cost of an Open Borehole | Environmental Liability | Solinst Flute<\/title>\n<meta name=\"description\" content=\"Understand the environmental liability of leaving unsealed open bedrock boreholes. 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