Thomas Tap Water Quality Report
Thomas's water has 5 contaminants above EPA MCLGs. We recommend using a certified water filter.
Water system
THOMAS WATER SYSTEM
People Served
1,238
Health-based violations since 2020
0
THOMAS WATER SYSTEM. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Is Thomas Tap Water Safe to Drink?
We strongly recommend using a certified water filter to reduce exposure: Thomas's water has 5 contaminants above EPA health-based guidelines. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Thomas's water.
THOMAS WATER SYSTEM, Thomas's water system, serves 1,238 people. Water quality testing is conducted regularly and reported to the EPA.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Oklahoma
What these numbers actually mean for Thomas, Oklahoma
We read Thomas, Oklahoma’s published record and send you a short report — which findings warrant a decision, which to ignore, and what to do about it. Including when the answer is nothing.
- 5 contaminants above EPA MCLGs
- 8 results on file
- No PFAS results on record
Buying a home here? Property Water Report — $49 Emailed within one business day.
Fluoride in Thomas's water
THOMAS WATER SYSTEM
PWSID OK2002001
No fluoride level in our data for THOMAS WATER SYSTEM. Your utility's annual water quality report (CCR) lists it.
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Recommended Water Filters for Thomas
Based on Thomas's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA MCLGs.
AquaTru
Classic
NSF Certified:
Flow Rate
0.04 gpm
Daily Production
600 gpd
Highlights:
- Best overall contaminant reduction score
- Most performance certifications
- Lifetime warranty
- NSF-42, NSF-53, NSF-58, NSF-401 certified
Removes 23 contaminants:
+18 more
Molybdenum, Barium, Chlorine, Arsenic, 83+ contaminants, Calcium, Chloride, Copper, Magnesium, Nitrate, Phosphorus, Sodium, Sulfate, Total Dissolved Solids, Zinc, Total THMs, Chloroform, Nitrate (as N)
AquaTru
Carafe
NSF Certified:
Flow Rate
0.3 gpm
Daily Production
4 gpd
Highlights:
- Verified PFAS reduction
- Glass collection vessel
- Plug-and-play installation
- NSF-53, NSF-42, NSF-58, NSF-401, NSF-372 certified
Removes 17 contaminants:
+12 more
Arsenic, 83+ contaminants, Copper, Total THMs, Chloroform, Chloride, Sulfate, Nitrate (as N), Molybdenum, Barium, Strontium, Uranium
Culligan
ZeroWater
NSF Certified:
Flow Rate
1.9 gpm
Daily Production
1 gpd
Highlights:
- Compact design
- Easy to set up
- Affordable
- NSF-42, NSF-53, NSF-401 certified
Removes 19 contaminants:
+14 more
Strontium, Molybdenum, Fluoride, Uranium, Lead, Total PFAS, Chlorine, 25, Phosphorus, Bicarbonate, Calcium, Carbonate, Magnesium, Sodium
Waterdrop
G3 P600
NSF Certified:
Flow Rate
600 gpm
Daily Production
600 gpd
Highlights:
- Space-saving design
- Good contaminant reduction
- NSF-58 certified
Removes 4 contaminants:
Verify Your Water Quality with Independent Testing
With 5 contaminants above EPA MCLGs, independent laboratory testing provides a second opinion and can track changes over time.
SimpleLab
Advanced Home Water Test
$269
Comprehensive water analysis testing over 200 contaminants including bacteria, heavy metals, and chemical compounds.
Tap Score
Advanced Microplastics Test
$829
Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.
Tap Score
Haloacetic Acids (HAA9) Test
$275
Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.
With 5 contaminants above health guidelines, you may want to explore water purification options. Learn how to make distilled water at home for applications like humidifiers, CPAP machines, and baby formula.
On a private well near Thomas? Public-water results do not apply to private wells. See Custer County well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Frequently Asked Questions About Thomas Tap Water
Thomas's water has 5 contaminants above EPA MCLGs. We strongly recommend using a certified water filter to reduce exposure to these contaminants. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Thomas's water.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach THOMAS WATER SYSTEM. For a problem with your water now (discolored water, no water, low pressure, a leak), contact THOMAS WATER SYSTEM directly.
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