What a well water test costs in Oklahoma
We found 14 well water test fees published by 3 labs and offices in Oklahoma. Published bacteria (coliform and E. coli) test fees run from $24 to $33 across 3 labs and offices. That is the lowest and highest fee printed, not an average.
Every fee we found, as published
Prices are copied from each lab's or agency's own page. A fee can change at any time, so check the linked page before you send a sample.
State and public agency labs
- $33.00
Oklahoma DEQ State Environmental Laboratory ServicesOklahoma CityBacteria
The Oklahoma DEQ State Environmental Laboratory charges a base fee of $33 for a total coliform and E. coli presence/absence test.
oklahoma.gov · on the page: Effective Date: 07/01/2026 · read October 7, 2026
- $38.00
Oklahoma DEQ State Environmental Laboratory ServicesOklahoma CityNitrate
The Oklahoma DEQ State Environmental Laboratory charges a base fee of $38 for a nitrate nitrogen test.
oklahoma.gov · on the page: Effective Date: 07/01/2026 · read October 7, 2026
- $33.00
Oklahoma DEQ State Environmental Laboratory ServicesOklahoma CityArsenic
The Oklahoma DEQ State Environmental Laboratory lists a base fee of $33 for a single arsenic analysis (EPA 200.8).
oklahoma.gov · on the page: Effective Date: 07/01/2026 · read October 6, 2026
- $64.00
Oklahoma DEQ State Environmental Laboratory ServicesOklahoma CityPanel
The Oklahoma DEQ State Environmental Laboratory charges a base fee of $64 for its Garber Wellington test list (arsenic, chromium, selenium, uranium). A prep test fee is added per sample.
oklahoma.gov · on the page: Effective Date: 07/01/2026 · read October 6, 2026
- $75.00
Oklahoma DEQ State Environmental Laboratory ServicesOklahoma CityPanel
The Oklahoma DEQ State Environmental Laboratory charges a base fee of $75 for its private well annual test list (coliform and E. coli, nitrate/nitrite, pH, conductivity).
oklahoma.gov · on the page: Effective Date: 07/01/2026 · read October 7, 2026
- $104.00
Oklahoma DEQ State Environmental Laboratory ServicesOklahoma CityPanel
The Oklahoma DEQ State Environmental Laboratory charges a base fee of $104 for its daycare/real estate test list (coliform and E. coli, nitrate, nitrite, lead).
oklahoma.gov · on the page: Effective Date: 07/01/2026 · read October 7, 2026
- $115.00
Oklahoma DEQ State Environmental Laboratory ServicesOklahoma CityPanel
The Oklahoma DEQ State Environmental Laboratory charges a base fee of $115 for its drinking water metals screening list, which includes arsenic, lead and uranium.
oklahoma.gov · on the page: Effective Date: 07/01/2026 · read October 6, 2026
- $175.00
Oklahoma DEQ State Environmental Laboratory ServicesOklahoma CityPanel
The Oklahoma DEQ State Environmental Laboratory charges a base fee of $175 for its private well diagnostics test list, which adds minerals and metals to the annual list.
oklahoma.gov · on the page: Effective Date: 07/01/2026 · read October 7, 2026
County and city health departments
- $24 ($30 Friday)
Tulsa Health Department Environmental Health Services LabTulsaBacteria
The Tulsa Health Department lab charges $24 ($30 on Fridays) for a total coliform presence/absence test.
tulsa-health.org · no date on the page · read October 7, 2026
- $25.00
Tulsa Health Department Environmental Health Services LabTulsaNitrate
The Tulsa Health Department lab charges $25 for a nitrate test.
tulsa-health.org · no date on the page · read October 7, 2026
- $62.00
Tulsa Health Department Environmental Health Services LabTulsaPanel
The Tulsa Health Department lab charges $62 for its GOOD well package of nitrate plus nitrite, total dissolved solids and pH.
tulsa-health.org · no date on the page · read October 7, 2026
- $209.70
Tulsa Health Department Environmental Health Services LabTulsaPanel
The Tulsa Health Department lab charges $209.70 for its BETTER well package of common Oklahoma well tests.
tulsa-health.org · no date on the page · read October 7, 2026
- $298.80
Tulsa Health Department Environmental Health Services LabTulsaPanel
The Tulsa Health Department lab charges $298.80 for its BEST comprehensive well package.
tulsa-health.org · no date on the page · read October 7, 2026
Water districts and other public programs
- $30.00
City of Norman Water Treatment Plant LaboratoryNormanBacteria
The City of Norman Water Treatment Plant laboratory tests drinking water for total coliform and E. coli at $30.00 per sample, cash or check only.
normanok.gov · no date on the page · read October 7, 2026
The Oklahoma DEQ lab fee schedule says a prep test fee is added to each sample on top of the base fees it lists. Source: Oklahoma DEQ fee schedule.
Central Oklahoma: the arsenic test list
Oklahoma DEQ offers a special analytical fee for private drinking water wells that draw from the Central Oklahoma aquifer. The lab's current schedule lists it as the Garber Wellington test list (arsenic, chromium, selenium and uranium), shown above.
Arsenic in Garber-Wellington wells
Source: Oklahoma DEQ fact sheet
How to get a sample tested in Oklahoma
DEQ's State Environmental Laboratory is EPA-certified to test private well water. Owners can also use another accredited lab.
DEQ advises contacting the lab first for collection instructions and any special containers. Most labs provide sampling kits.
EPA says to use only laboratories certified for drinking water testing, and notes your local health department may offer private well testing, sometimes free.
Sources: Oklahoma DEQ · U.S. EPA
Which test to pay for
EPA says to test a private well every year for total coliform bacteria, nitrates, total dissolved solids and pH, and to test for other contaminants you suspect.
Not sure which tests your well needs? Tick what applies to your home and see the tests agencies recommend, with the reason for each.
Source: U.S. EPA, private wells
Questions
How much does a well water test cost in Oklahoma?
Published bacteria (coliform and E. coli) test fees run from $24 to $33 across 3 labs and offices. That is the lowest and highest fee printed, not an average. Wider panels cost more: $62.00 at Tulsa Health Department Environmental Health Services Lab; $64.00 at Oklahoma DEQ State Environmental Laboratory Services; $75.00 at Oklahoma DEQ State Environmental Laboratory Services. Each fee on this page links to the page that prints it.
What does a public agency lab charge in Oklahoma?
The Oklahoma DEQ State Environmental Laboratory charges a base fee of $33 for a total coliform and E. coli presence/absence test.
Test fees in other states
More for Oklahoma: licensed well pros in Oklahoma · Oklahoma private well rules · buying a home with a well
Test your well water every year
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