Tap Water Quality Report

Tap water quality in BATAVIA, Ohio

Served by CLERMONT PUBLIC WATER SYSTEM. 133,059 residents.

Average score 59/100
Utilities 1
Population 133,059
Quick answer

Tap water in BATAVIA, Ohio receives a grade of F (59/100) from TapWaterSafety.org. It's served by CLERMONT PUBLIC WATER SYSTEM. The most significant water quality concerns are: PFAS contamination; Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.

Data sources for this grade: utilities.csv EWG Tap Water Database ⓘ How did we get this rating?

What's in BATAVIA's tap water

Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving BATAVIA.

PFAS contamination

Severe concern

Perfluorooctane sulfonate (PFOS) detected. PFAS are persistent chemicals linked to cancer and immune effects with no known safe exposure threshold.

Haloacetic acids (HAA9) significantly above health guideline

Moderate concern

Haloacetic acids (HAA9) detected at 28.4 ppb, 474x above the EWG health guideline of 0.06 ppb.

Total trihalomethanes (TTHMs) significantly above health guideline

Moderate concern

Total trihalomethanes (TTHMs) detected at 45.2 ppb, 301x above the EWG health guideline of 0.15 ppb.

Haloacetic acids (HAA5) significantly above health guideline

Moderate concern

Haloacetic acids (HAA5) detected at 19.5 ppb, 195x above the EWG health guideline of 0.1 ppb.

Recommended filters for BATAVIA

Filters matched to the specific contaminants in BATAVIA's water supply.

Reverse Osmosis or NSF P473 certified carbon

$80-$750

Activated carbon and RO are the only technologies proven to remove PFAS at certified levels.

AquaTru Countertop Reverse Osmosis
$449-$599 NSF 42, 53, 58, 401, P473
Editorial pick · affiliate link coming soon
Aquasana OptimH2O Reverse Osmosis + Claryum
$429-$549 NSF 42, 53, 58, 401, P473
Editorial pick · affiliate link coming soon
Waterdrop G3P800 Tankless RO
$600-$750 NSF 58, 372
View on retailer →
Waterdrop N1 Countertop RO
$249-$329 NSF 58, 372
View on retailer →
Clearly Filtered Pitcher Filter
$80-$95 NSF 42, 53, 401, P473
Editorial pick · affiliate link coming soon

Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.

All contaminants detected in BATAVIA's tap water

Every contaminant identified, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal. Why we show multiple standards →

Contaminant Detected EWG
US health-based
EPA
US legal
EU DWD
Europe
WHO
global
CA PHG
strictest US
Tested
sample year
Status
Haloacetic acids (HAA9)
Disinfection byproduct
28.4 ppb 0.06 474× over
Total trihalomethanes (TTHMs)
Disinfection byproduct
45.2 ppb 0.15 80.0 100 301× over
Haloacetic acids (HAA5)
Disinfection byproduct
19.5 ppb 0.1 60.0 60 195× over
Bromodichloromethane
Disinfection byproduct
10.1 ppb 0.06 169× over
Trichloroacetic acid
Disinfection byproduct
8.26 ppb 0.1 83× over
Chloroform
Disinfection byproduct
29.6 ppb 0.4 74× over
Dichloroacetic acid
Disinfection byproduct
10.1 ppb 0.2 51× over
Dibromochloromethane
Disinfection byproduct
4.6 ppb 0.1 46× over
Dibromoacetic acid
Disinfection byproduct
1.06 ppb 0.03 35× over
Nitrate
Inorganic
0.752 ppm 0.14 10.0 11.3 11.3 10 5.4× over
Nitrate and nitrite
Inorganic
0.74 ppm 0.14 10.0 11.3 11.3 10 5.3× over
Perfluorooctane sulfonate (PFOS)
PFAS
0.673 ppt 0.3 4.0 100 100 1 2.2× over
Bromoform
Disinfection byproduct
0.933 ppb 0.5 1.9× over
Chromium (hexavalent)
Heavy metal
0.0141 ppb 0.02 Below guideline
1,4-Dioxane
Semi-volatile organic compound
0.0606 ppb 0.35 50 1 Below guideline
Chlorate
Disinfection byproduct
25.7 ppb 210.0 Below guideline
Manganese
Heavy metal
6.02 ppb 100.0 50 80 Below guideline
Barium
Heavy metal
28.5 ppb 700.0 2000.0 1300 2000 Below guideline
Molybdenum
Other
1.01 ppb 40.0 Below guideline
Vanadium
Other
0.217 ppb 21.0 Below guideline
Monobromoacetic acid
Disinfection byproduct
0.168 ppb 25.0 Below guideline
Monochloroacetic acid
Disinfection byproduct
0.162 ppb 53.0 Below guideline
Perfluoropentanoic Acid (PFPeA)
PFAS
1.1 ppt 1000.0 Below guideline
Strontium
Radiological
0.135 ppb 1500.0 Below guideline
1-Butanol
Other
0.813 ppb Below guideline
Cyanide
Inorganic
0.556 ppb 200.0 50 70 150 Below guideline
Fluoride
Inorganic
0.951 ppm 4.0 1.5 1.5 Below guideline

All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.

Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines, California OEHHA PHGs, EWG Tap Water Database.

Treatment plant contact info

For service issues, water quality concerns, or to request a Consumer Confidence Report from CLERMONT PUBLIC WATER SYSTEM.

Treatment Plant

FacilityCLERMONT CO. PWS BMWT PLANT

ZIP codes served

BATAVIA's public water systems serve the following ZIP codes: