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Bonne Terre Tap Water Quality Report
Bonne Terre's water has 2 contaminants above EPA MCLGs and 1 above EPA's legal limit (MCL). Consider using a certified water filter for additional protection.
Other systems listed for Bonne Terre with results above guidelines: EAGLE ESTATES (2 above guidelines)
Water system
BONNE TERRE PWS
1 other system also serves parts of Bonne Terre. 1 other system is listed for Bonne Terre. See their figures
People Served
3,537
Health-based violations since 2020
0
BONNE TERRE PWS. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
Dec 2025 · BONNE TERRE PWS
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Bonne Terre Tap Water Safe to Drink?
We recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems. Bonne Terre's water has 2 contaminants above EPA health-based guidelines (MCLGs) and 1 above EPA's legal limit (MCL).
BONNE TERRE PWS, Bonne Terre's water system, serves 3,537 people. 1 other system also serves parts of Bonne Terre. 1 other system is listed for Bonne Terre. Each system's results are listed under its own name, never added to BONNE TERRE PWS's. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for BONNE TERRE PWS is from Dec 2025.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Missouri
Bonne Terre Water Service Areas
What these numbers actually mean for Bonne Terre, MO
We read Bonne Terre, MO’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.
- 2 contaminants above EPA MCLGs and 1 above EPA's legal limit (MCL) and 8 contaminants with an EPA health goal detected in some samples (no level on file)
- 169 results on file
- 23 PFAS compounds on record
Buying a home here? Property Water Report — $49 Emailed within one business day.
Fluoride in Bonne Terre's water
BONNE TERRE PWS
PWSID MO4010087
Fluoride was detected in 16.6% of BONNE TERRE PWS's samples (median below the detection limit).
EAGLE ESTATES
PWSID MO4031203
EAGLE ESTATES reported 0.24 mg/L, below the 0.7 mg/L U.S. Public Health Service recommendation.
BIG RIVER HILLS LLC
PWSID MO4036173
Fluoride was detected in 33.3% of BIG RIVER HILLS LLC's samples (median below the detection limit).
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Recommended Water Filters for Bonne Terre
Based on Bonne Terre's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA's health goals (MCLGs) or legal limits (MCL).
Solventum Purification Inc.
3MRO401
NSF Certified:
Daily Production
11.48 gpd
Highlights:
- NSF-58 certified reverse osmosis system
- 11.48 GPD production capacity
- Reduces total dissolved solids (TDS) for purer water
Removes 15 contaminants:
+10 more
Copper, Cryptosporidium, Fluoride, Lead, Radium 226, Radium 228, Radium, combined (-226 & -228), Selenium, Total Dissolved Solids, Turbidity
Solventum Purification Inc.
3MRO301
NSF Certified:
Daily Production
11.48 gpd
Highlights:
- NSF-58 certified reverse osmosis system
- 11.48 GPD production capacity
- Reduces total dissolved solids (TDS) for purer water
Removes 15 contaminants:
+10 more
Copper, Cryptosporidium, Fluoride, Lead, Radium 226, Radium 228, Radium, combined (-226 & -228), Selenium, Total Dissolved Solids, Turbidity
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
Santevia
Bath Filter
NSF Certified:
Flow Rate
0.36 gpm
Highlights:
- Organic cotton design reduces plastic used in construction
- Affordable upfront & ongoing cost
- The only bath filter that removed 100% chlorine with “normal” faster faucet flow
Removes 1 contaminants:
Verify Your Water Quality with Independent Testing
With 2 contaminants above EPA MCLGs and 1 above EPA's legal limit (MCL) and 8 contaminants with an EPA health goal detected in some samples (no level on file), 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 3 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.
What Bonne Terre's water readings can explain
Utility-reported data for Bonne Terre includes iron, manganese and sulfate — the readings behind these common tap water questions. We publish a city-level hardness figure for Bonne Terre, resolved from its water systems where they report one and estimated from county sampling where they do not. Each page starts with the hot-tap and cold-tap check, then shows what your own water system reported.
On a private well near Bonne Terre? Public-water results do not apply to private wells. See St. Francois County well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Water softener cost and installation in Bonne Terre
Bonne Terre's tap water measures 20.3 grains per gallon (347.3 mg/L) — very hard on the USGS scale, the range where scale on fixtures and appliances is the usual complaint.
Water softener cost for 20.3 gpg water in Bonne Terre — equipment and local installation labour for your ZIP code, with the sizing arithmetic shown in full. For the national picture first, read what a water softener costs — equipment, installation labour and ten-year ownership, each separated out. For Missouri as a whole, read water softener cost in Missouri — priced against the plumber wage published for the state.
Frequently Asked Questions About Bonne Terre Tap Water
Bonne Terre's water has 2 contaminants above EPA MCLGs and 1 above EPA's legal limit (MCL). We recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach BONNE TERRE PWS. For a problem with your water now (discolored water, no water, low pressure, a leak), contact BONNE TERRE PWS directly.
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