Well drilling cost per foot: $25–$75/ft

Drilling a residential water well costs $25–$75/ft for the borehole alone on national driller rates. Casing adds $10–$45/ft for the footage it covers. Counting the pump, pressure tank, and hookup, a finished well at the median depth of 200 ft works out to about $112/ft.3,1,2,4,5,6,7,8,9

Key figures

ItemFigure
Drilling per foot, national $25–$75/ft3
Casing per foot, national $10–$45/ft4
Finished well per foot, midpoint (at 200 ft) $112/ft1,2,3,4,5,6,7,8,9

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Drilling cost per foot by state

14 states have driller rates we could source to a published price list or state survey; the rest use the national band. The finished-well column divides each state's midpoint estimate by its median depth.

StateDrilling per footFinished well per foot
Alabama$25–$75/ft (national)$112/ft
Alaska$25–$75/ft (national)$154/ft
Arizona$30–$65/ft$98/ft
Arkansas$25–$75/ft (national)$112/ft
California$35–$130/ft$130/ft
Colorado$25–$75/ft (national)$91/ft
Connecticut$25–$75/ft (national)$78/ft
Delaware$25–$75/ft (national)$218/ft
Florida$25–$65/ft$125/ft
Georgia$25–$35/ft$89/ft
Hawaii$25–$75/ft (national)$112/ft
Idaho$25–$75/ft (national)$112/ft
Illinois$25–$75/ft (national)$121/ft
Indiana$25–$75/ft (national)$170/ft
Iowa$25–$75/ft (national)$111/ft
Kansas$25–$75/ft (national)$177/ft
Kentucky$25–$75/ft (national)$130/ft
Louisiana$25–$75/ft (national)$112/ft
Maine$25–$75/ft (national)$82/ft
Maryland$25–$75/ft (national)$112/ft
Massachusetts$25–$75/ft (national)$77/ft
Michigan$15–$65/ft$153/ft
Minnesota$30–$75/ft$165/ft
Mississippi$25–$75/ft (national)$112/ft
Missouri$25–$75/ft (national)$81/ft
Montana$25–$75/ft (national)$127/ft
Nebraska$25–$75/ft (national)$123/ft
Nevada$25–$75/ft (national)$116/ft
New Hampshire$25–$75/ft (national)$74/ft
New Jersey$25–$75/ft (national)$112/ft
New Mexico$30–$65/ft$99/ft
New York$25–$65/ft$86/ft
North Carolina$10–$30/ft$72/ft
North Dakota$25–$75/ft (national)$146/ft
Ohio$30–$80/ft$147/ft
Oklahoma$50/ft$114/ft
Oregon$25–$75/ft (national)$116/ft
Pennsylvania$35–$55/ft$117/ft
Rhode Island$25–$75/ft (national)$112/ft
South Carolina$25–$75/ft (national)$112/ft
South Dakota$25–$75/ft (national)$112/ft
Tennessee$25–$75/ft (national)$100/ft
Texas$25–$65/ft$108/ft
Utah$25–$75/ft (national)$112/ft
Vermont$25–$75/ft (national)$79/ft
Virginia$25–$75/ft (national)$112/ft
Washington$45–$95/ft$188/ft
West Virginia$25–$75/ft (national)$126/ft
Wisconsin$25–$75/ft (national)$133/ft
Wyoming$25–$75/ft (national)$104/ft

Sources3,1,2,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89

Why per-foot prices are hard to compare

Some drillers quote the borehole only, some include casing, and a few quote a finished system per foot. Rock is slower to drill than sand and gravel, so many drillers charge more per foot past a set depth or once they hit bedrock. Before you compare two quotes, convert both to the same scope: borehole, casing, grout, and well cap, with the pump and tank listed separately.

Common questions

Why does the per-foot price of a finished well fall as the well gets deeper?

The pump, pressure tank, hookup, and permit cost about the same whether the well is 100 ft or 500 ft deep. Spread over more feet, those flat costs shrink per foot, so a deep well can look cheaper per foot even though the total is higher. Compare totals, not per-foot figures, when depth differs.

For the total cost of a finished well by state, see our national cost table.

Sources

  1. National depth distribution, median of state percentiles , Cost to Drill a Well. Accessed November 9, 2026. Median across states with records of each state's 25th, 50th, and 75th percentile depth.
  2. Default casing share of well depth , Cost to Drill a Well. Accessed November 9, 2026. Median of state casing_p50 / depth_p50 across states that report casing. Used only where no local casing median exists.
  3. Water Well Installation: Complete Guide, Cost and Tips for Success , Stevens Drilling (La Vernia, TX). Accessed November 8, 2026. Published 2025-10-27. Drilling $25-$65/ft; pumps $500-$2,000; pressure tank $300-$1,500; permit/licensing $100-$750; total $7,500-$17,000+.
  4. Cost to Drill a Water Well in Northern California , Weeks Drilling & Pump Co. (Sebastopol, CA). Accessed November 8, 2026. Published 2026-04-30. Drilling $35-$130/ft; steel casing $20-$45/ft; pump and pressure tank $3,500-$9,000; permitting $500-$2,500.
  5. D-203(5) Statewide Drilling Services, Exhibit D Price Schedule (Thein Well Co., contract 226711) , Minnesota Office of State Procurement. Accessed November 8, 2026. 2023 state-contract unit rates from a licensed MN driller: 6-in borehole $30-$31/ft (mud rotary/auger), $75/ft air rotary in rock; 6-in casing $28/ft (code) to $48/ft (black steel); mobilization $1,000/project; 34-gal pressure tank installed $1,000, 62-gal $1,450; submersible pump 3/4-1 hp $1,250-$1,350 each; drop pipe $7/ft; pitless and lateral $2,000; trench $20/LF. Agency-buyer rates, not retail quotes.
  6. Compilation of fetched state and county well permit fees (research/rates/NOTES.md, section permit) , costtodrillawell.com research. Accessed November 8, 2026. Internal compilation used only for the national permit fallback. Component sources: ok-owrb-well-driller-fact-sheet ($0), fl-nwfwmd-well-fees through fl-manatee-water-wells-2026 ($35-$265), ny-dutchess-dbch-fees ($45), wi-dnr-well-notification ($50.50), ga-pierce-well-permit-2024 ($70), idaho-code-42-235 ($75), crs-37-92-602 ($100), az-ars-45-596 ($100-$150), nmac-19-27-5 ($125), wa-rcw-18-104-055 ($200), nc-wayne-private-wells through nc-gaston-eh-fees ($225-$450), mi-grand-traverse-fees-2026 and mi-delta-menominee-fees-2025 ($240-$334), mt-dnrc-form-613-2025 ($250-$400), pa-chester-county-health-fees ($300), mn-stat-103i-208 ($325), oh-logan-fees-2024 through oh-summit-fees-2025 ($350-$594), or-hb2808-2025 ($490), blanco-pedernales-gcd-fees-2025 ($500), ca-calaveras-fees-2026 ($693), ny-nyc-well-water-permit ($1,090 outlier).
  7. How Much Does a Well Pressure Tank Cost? , Mid Atlantic Water LLC (water-system supplier, nationwide). Accessed November 8, 2026. Updated 2026-10-14; prices live as of 2026-09. Tank replaced by plumber $800-$1,800 all-in (20-44 gal); labor $200-$500; submersible pump job $1,000-$2,500; tank plus pump $2,500-$5,000+. Supplier, not an installer.
  8. What Are the Cost Factors of Drilling a Santa Fe Water Well? , Boylan Water Well Service (Santa Fe, NM). Accessed November 8, 2026. Published 2026-06-25. Drilling incl. PVC casing $28-$65/ft; submersible pump $850-$2,500; casing and grouting $1,500-$4,000; pressure tank and controls $500-$1,800; electrical hookup and trenching $1,000-$3,500; permits and lab testing $300-$1,000; turn-key $12,000-$30,000+.
  9. DSHS Austin Laboratory Fee Schedule, effective 2026-09-01 , Texas Department of State Health Services. Accessed November 8, 2026. Potable Water (coliform) MZZ0441A $18.39; Nitrate-N EZZ0048A $30.00; Routine Water Mineral Group $155; All Metals $165; VOCs $150.
  10. Well Log Tracking System (WELTS) , Alaska Department of Natural Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  11. Understanding the Cost of Installing a Well in Mohave County , A-1 Arthur's Well Service (Kingman, AZ). Accessed November 8, 2026. Undated. Drilling $30-$65/ft; submersible pump $1,500-$3,000+; pressure tank $500-$1,200+; electrical and controls $500-$2,000; plumbing and trenching $1,000-$5,000+; total $10,000-$30,000+.
  12. Well Registry (Wells 55) , Arizona Department of Water Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  13. A.R.S. 45-596 Notice of intention to drill , Arizona State Legislature. Accessed November 8, 2026. Filing fee $150; $100 for a well outside an AMA or INA used solely for domestic purposes with a pump of 35 gpm or less. Confirmed by A.A.C. R12-15-104 (effective 2023-10-13, https://www.law.cornell.edu/regulations/arizona/Ariz-Admin-Code-SS-R12-15-104) and ADWR form DWR 55-40.
  14. Well Completion Reports (Online System for Well Completion Reports, OSWCR) , California Department of Water Resources. Accessed November 8, 2026. Statewide well completion report dataset used for depth records.
  15. Environmental Health Fee Schedule, effective 2026-08-08 , Calaveras County Environmental Management Agency (CA). Accessed November 8, 2026. 8607 Well Permit Application $693.00 per well.
  16. DWR Well Application Permit , Colorado Division of Water Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  17. C.R.S. 37-92-602 Exemptions; presumptions; legislative declaration (current through Fall 2025) , Colorado Revised Statutes via colorado.public.law. Accessed November 8, 2026. Fee of $100 for a new exempt household well permit application; $60 for a replacement/paragraph (c) application.
  18. Water Testing , El Paso County Public Health Laboratory (CO). Accessed November 8, 2026. 2026. Total coliform/E. coli P/A $23.00; nitrate-N $30.00; real estate package $80.00.
  19. Well Completion Reports , Connecticut Department of Consumer Protection. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  20. Well Permits , Delaware Department of Natural Resources and Environmental Control. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  21. How Much Does It Cost to Drill a Water Well in 2026? , Parrish Well Drilling (Sarasota, FL). Accessed November 8, 2026. Published 2026-04-17. Drilling $25-$65/ft; pumps $1,000-$3,000; full system $5,000-$15,000 for 100-300 ft Sarasota-area wells; 200-ft well $7,000-$15,000.
  22. Well completion report sites and well construction permits , St. Johns River and Southwest Florida Water Management Districts. Accessed November 8, 2026. Records from two districts; the Southwest Florida district data is at data-swfwmd.opendata.arcgis.com.
  23. Well Permitting Fee Schedule , Northwest Florida Water Management District. Accessed November 8, 2026. Undated (2026 site; matches F.A.C. 40A-3.201). Wells 6 inches and greater $100; 4 to under 6 inches $50; under 4 inches $35; delineated-area domestic well $100.
  24. Drinking Water , Florida Department of Health in DeSoto County. Accessed November 8, 2026. Undated (2026 site). Bacteria $26; nitrate/nitrite $35; lead $35.
  25. Well Services FAQs , Well Watchers / Expert Well Drilling & Well Pump Services (Milner, GA). Accessed November 8, 2026. 2026 footer. Central Georgia drilling $25-$35/ft; pump system $1,500-$3,000; pump replacement $1,200-$2,500; permits and testing $300-$600; total $5,000-$12,000.
  26. Well Permit application (Well_Permit_24.pdf) , Pierce County Board of Health / Planning & Codes (Blackshear, GA). Accessed November 8, 2026. 2024. Well permit fee $70.00 under the Water Well Standards Act (O.C.G.A. 12-5-120 et seq.). County boards of health set fees in Georgia.
  27. Testing Services (UGA AESL water tests via county office) , University of Georgia Extension, Harris County. Accessed November 8, 2026. Undated. W35 total coliform/E. coli $36; W6 nitrate-N $16; W1 basic water test $24; W2 expanded $64; W33B home loan closing kit $85.
  28. Wells , Idaho Department of Water Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  29. Idaho Code 42-235 Drilling Permits , Idaho Legislature. Accessed November 8, 2026. $75.00 permit charge for a domestic or monitoring well; $200 otherwise. Confirmed by IDWR Form 235-1 (https://idwr.idaho.gov/wp-content/uploads/sites/2/forms/235-1-application-for-drilling-permit.pdf).
  30. Drinking Water Quality Fees (July 2026) , Central District Health (Boise, ID). Accessed November 8, 2026. Coliform test $20; nitrate test $21; sample collection by CDH $145.
  31. ILWATER, Water and Related Wells , Illinois State Geological Survey. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  32. Water Well Record Database , Indiana Department of Natural Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  33. Private Well Tracking System, Wells in Iowa , Iowa Department of Natural Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  34. Water Well Completion Records (WWC5) , Kansas Geological Survey. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  35. Kentucky Groundwater Data Repository, water wells , Kentucky Geological Survey. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  36. Water Well Database , Maine Geological Survey. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  37. Well Water Test Kit Information , Town of Blue Hill, Maine (Maine CDC HETL kit pricing). Accessed November 8, 2026. 2023-11-21. HETL well evaluation kit (coliform, nitrate/nitrite, fluoride, chloride, pH, arsenic, uranium, etc.) $127.00.
  38. Well Driller Program, well completion reports , Massachusetts Department of Environmental Protection. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  39. The Real Cost of Installing a Septic System and Well in Michigan (2026 Edition) , K2 Excavating (Michigan excavating and septic contractor; not a licensed well driller). Accessed November 8, 2026. Published 2026-02-20. Drilling $15-$65/ft; pump, pressure tank and controls installed $1,500-$3,000; permits $300-$600; initial water testing $150-$300; total $5,000-$15,000 (average about $9,000). Adjacent trade; weaker evidence.
  40. Wellogic water well records , Michigan Department of Environment, Great Lakes, and Energy. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  41. 2025 Environmental Health Fee Schedule (OSTDS & Wells), effective 2025-03-01 , Public Health, Delta & Menominee Counties (MI). Accessed November 8, 2026. Well construction permit, residential/irrigation $334; sand point well $100; double fee if work starts before permit.
  42. Laboratory fee list (EGLE-certified drinking water lab), effective 2026-07-06 , City of Cadillac Laboratory (MI). Accessed November 8, 2026. Drinking water coliforms, total and E. coli P/A $35; nitrate $35.
  43. Minnesota Well Index , Minnesota Department of Health. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  44. Minn. Stat. 103I.208 Well Notification and Permit Fees , Minnesota Revisor of Statutes. Accessed November 8, 2026. Water supply well construction notification $325 (includes $40 state core function fee); sealing $125. Effective 2025-07-01 per MDH fee schedule (https://www.health.mn.gov/communities/environment/water/wells/feesched.html). Delegated county/city programs set their own fees.
  45. Water Testing , Washington County, Minnesota, Public Health & Environment. Accessed November 8, 2026. Undated. Standard drinking water test (coliform and nitrate) $50; coliform $25; nitrate $25.
  46. Water well records (WIMS) , Missouri Department of Natural Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  47. Ground Water Information Center (GWIC) , Montana Bureau of Mines and Geology. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  48. Form 613 Water Right Fee Schedule, effective 2025-10-01 , Montana DNRC Water Resources Division. Accessed November 8, 2026. Form 602 Notice of Completion of Groundwater Development (35 gpm / 10 ac-ft exempt well) $250.00; $400.00 in a Controlled Groundwater Area; Form 602I Notice of Intent (effective 01/2026) $400.00 (https://dnrc.mt.gov/_docs/water/Water-Rights-Forms/602I.pdf).
  49. Environmental Laboratory Testing Fee Schedule, effective 2024-01-01 , Montana DPHHS Laboratory Services Bureau. Accessed November 8, 2026. Total coliform P/A $25.00; nitrate+nitrite as N $28.00; Basic Screen package $55.00; Full Well Screen $340.00.
  50. Registered groundwater wells , Nebraska Department of Water, Energy, and Environment. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  51. Well Driller Reports , Nevada Division of Water Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  52. Water Well Inventory , New Hampshire Department of Environmental Services. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  53. Points of Diversion (wells) , New Mexico Office of the State Engineer. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  54. 19.27.5 NMAC Water Rights Filing Fees, section 19.27.5.8 , New Mexico Office of the State Engineer (via NM State Records Center and Archives). Accessed November 8, 2026. Effective 2006-08-15. $125 for an application for a 72-12-1.1 domestic well permit; $75 to repair or deepen.
  55. Well Drilling Cost in Lakewood, NY , McCandless Well Drilling and Services Inc. (Jamestown, NY). Accessed November 8, 2026. Updated February 2026. Western New York drilling $25-$65/ft; pump installed $800-$2,000; pressure tank installed $500-$1,500; complete well and pump system $7,500-$12,000; average depth about 115 ft.
  56. Water Well Program, wells drilled since 2000 , New York State Department of Environmental Conservation. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  57. Fees , Dutchess County Department of Behavioral & Community Health (NY). Accessed November 8, 2026. Undated. Individual well permits $45.
  58. Environmental Services Fee Schedule (approved 2025-09-19) , Westchester County Department of Laboratories & Research (NY). Accessed November 8, 2026. Total coliform and E. coli P/A $32.10; nitrate as N $80.25; Well Water Package A (Private Well Testing Law) $583.10.
  59. How much does it cost to drill a well? , Merrill Drilling & Water Systems (Penrose, NC). Accessed November 8, 2026. Undated (site 2023; images 2018). Drilling about $10/ft low end up to $30/ft; casing $5-$20/ft; permits $200-$500 residential; drilling alone from $2,000.
  60. Fee Schedule , Gaston County Environmental Health (NC). Accessed November 8, 2026. Undated. Well installation permit $450; state-required water test for new wells $150; bacteriological only $80; inorganic only $80; both $150.
  61. Ground and surface water site data , North Dakota Department of Water Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  62. Complete Water Well System Cost: Full Transparency from an Experienced Driller , K & B Water Well Drilling & Excavation (Mount Gilead, OH). Accessed November 8, 2026. Undated (2026 site). Drilling alone $30-$80+/ft; steel casing sometimes over $100/ft; pump unit $900-$2,500 plus installation; tank and switch $500-$2,000; full installed system $6,000-$16,000.
  63. Water well log database , Ohio Department of Natural Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  64. 2026 Approved Fee Schedule, Private Water System Fees effective 2026-01-01 , Butler County General Health District (OH). Accessed November 8, 2026. New private water system (well), single family dwelling $534 ($440 local + $74 state + $20 ODNR), includes one site visit, one water sample and one inspection; water samples $90 base plus lab costs.
  65. Private Water Systems , Ashland County Health Department (OH). Accessed November 8, 2026. Undated (2026 site). New single family application/permit $309 plus $75 water sample fee = $384.
  66. Pricing , B & L Water Well (Enid, OK). Accessed November 8, 2026. 2025 site. Drilling only with 5-inch standard casing: 50 ft or less $2,200 in Enid, $2,500-$3,000 outside city limits; more than 50 ft about $50/ft; 6-inch wells $50/ft; complete well with pump, 20-gal pressure tank and hydrant $4,500; constant-pressure package $6,000.
  67. Reported Groundwater Well Locations of Oklahoma , Oklahoma Water Resources Board. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  68. Well Driller / Pump Installer Licensing fact sheet , Oklahoma Water Resources Board. Accessed November 8, 2026. 2026. No permit or fee for a domestic well; licensed driller files a well completion report within 60 days; Intent-to-Drill ($250, https://content.govdelivery.com/accounts/OKWRB/bulletins/34db823) applies to non-domestic wells only; domestic exemption reaffirmed 2025-08-06 (https://content.govdelivery.com/accounts/OKWRB/bulletins/3ebc58e).
  69. Lab Services Fee Schedule FY27 (SELSD-SD-008-R4), effective 2026-07-01 , Oklahoma DEQ State Environmental Laboratory Services Division. Accessed November 8, 2026. Total coliform and E. coli P/A $33; nitrate $38; nitrate/nitrite $38; Private Well Annual panel (coliform, nitrate/nitrite, pH, conductivity) $75; Real Estate panel $104; Private Well Diagnostics $175.
  70. Well Log Query , Oregon Water Resources Department. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  71. Enrolled House Bill 2808 (2025), amending ORS 537.762 and 537.753 , Oregon Legislative Assembly. Accessed November 8, 2026. Start card for construction of a new well: fee of [$350] $490; landowner's permit (owner-drilled) [$500] $550. Effective 2025-07-17 per OWRD (https://www.oregon.gov/owrd/programs/GWWL/WCC/Pages/House-Bill-2808.aspx).
  72. Testing Recommendations (Domestic Well Safety Program) , Oregon Health Authority. Accessed November 8, 2026. Undated. Typical accredited-lab prices: coliform and E. coli $20-$40; nitrate $20-$40; arsenic $25-$45.
  73. Well Drilling Cost in Bucks County, PA (2026 Guide) , CS Garber & Sons, Inc. (southeastern PA). Accessed November 8, 2026. Published 2026-02-04. Drilling plus 6-inch steel casing $35-$55/ft; mobilization $750-$1,500; grouting $8-$14/ft; submersible pump install (1/2-1 hp, complete) $3,500-$6,500; pressure tank $900-$1,800 installed; yield test and water sample $250-$500; turnkey $12,000-$22,000.
  74. Fee schedule , Chester County Health Department (PA). Accessed November 8, 2026. Undated. New well permits $300; second or additional well $175; alteration $100.
  75. Drinking Water Testing , Penn State Agricultural Analytical Services Laboratory. Accessed November 8, 2026. Undated (2026 site). Bacteria (total coliform and E. coli) $40; nitrate-nitrogen $15; WD01 standard package $60; WD04 standard plus nitrate $70.
  76. Water well completion reports , South Dakota Department of Agriculture and Natural Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  77. Water Well Program, well locations , Tennessee Department of Environment and Conservation. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  78. Submitted Driller's Reports Database , Texas Water Development Board. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  79. Fee Schedule, effective 2025-10-01 , Blanco-Pedernales Groundwater Conservation District (TX). Accessed November 8, 2026. Registered well $500; permitted well $3,000; non-refundable.
  80. Private wells , Vermont Agency of Natural Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  81. Well Drilling Cost in Washington: 2026 Price Guide , Wenatchee Well Pros (pump and water-system installer, Wenatchee, WA; does not drill). Accessed November 8, 2026. Published 2026-07-02. Soft formation $45-$65/ft; basalt $65-$95/ft; installed 6-inch steel casing $55-$90/ft; pump systems $4,500-$7,500 (200 ft) to $8,000-$12,000 (over 400 ft); mobilization $500-$2,500; trenching and hookup $1,500-$5,000; water testing $150-$400; 200-ft well complete $18,000-$25,000. Not a licensed driller; weaker evidence.
  82. Well Reports , Washington State Department of Ecology. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  83. RCW 18.104.055 Well construction fees , Washington State Legislature. Accessed November 8, 2026. 2005 c 84. Fee for one water well with top casing under 12 inches $200; 12 inches or greater $300; paid with the notice of intent to Ecology (https://ecology.wa.gov/regulations-permits/reporting-requirements/well-construction-notice-of-intent adds a 3 percent card fee).
  84. Water Lab , Thurston County Public Health & Social Services (WA). Accessed November 8, 2026. 2025 schedule. Total coliform and E. coli P/A $32; nitrate $32.
  85. Monitoring locations: West Virginia groundwater sites (Water Data API) , U.S. Geological Survey. Accessed November 9, 2026. All groundwater sites in the USGS inventory for West Virginia; no water-use field. Used: wells with a construction year 1980 to 2025 and a depth of 20 to 3,000 ft (n=747).
  86. Well Construction Reports , Wisconsin Department of Natural Resources. Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.
  87. Well Construction Notification , Wisconsin Department of Natural Resources. Accessed November 8, 2026. Undated. The Well Construction Notification fee is $50.50. Some counties add a sanitary permit.
  88. Public Environmental and Water Testing Prices, effective 2026-07-01 , Wisconsin State Laboratory of Hygiene. Accessed November 8, 2026. Bacteria (total coliform/E. coli) P/A $35.00; Nitrate $35.00; Nitrite $38; HUD/FHA-VA loan package $146.00; Homeowner package (5 bottle) $450.00.
  89. Well and spring permits , Wyoming State Geological Survey (from Wyoming State Engineer's Office permits). Accessed November 8, 2026. Well completion records used for depth, casing, and yield distributions.

How these figures are built: methodology. Updated November 2026.