Tap Water Quality Report
Tap water quality in LIMA, Ohio
Tap water in LIMA, Ohio receives a grade of D (65/100) from TapWaterSafety.org. It's served by LIMA CITY. The most significant water quality concerns are: Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA9) significantly above health guideline; Bromodichloromethane significantly above health guideline. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.
What's in LIMA's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving LIMA.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 59.9 ppb, 400x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 21.7 ppb, 362x above the EWG health guideline of 0.06 ppb.
Bromodichloromethane significantly above health guideline
Moderate concernBromodichloromethane detected at 14.0 ppb, 233x above the EWG health guideline of 0.06 ppb.
Recommended filters for LIMA
Filters matched to the specific contaminants in LIMA's water supply.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
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 LIMA'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 |
|---|---|---|---|---|---|---|---|---|
| Total trihalomethanes (TTHMs) Disinfection byproduct |
59.9 ppb | 0.15 | 80.0 | 100 | — | — | — | 400× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
21.7 ppb | 0.06 | — | — | — | — | — | 362× over |
| Bromodichloromethane Disinfection byproduct |
14.0 ppb | 0.06 | — | — | — | — | — | 233× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
19.4 ppb | 0.1 | 60.0 | 60 | — | — | — | 194× over |
| Chloroform Disinfection byproduct |
36.7 ppb | 0.4 | — | — | — | — | — | 92× over |
| Dibromoacetic acid Disinfection byproduct |
2.36 ppb | 0.03 | — | — | — | — | — | 79× over |
| Dibromochloromethane Disinfection byproduct |
7.92 ppb | 0.1 | — | — | — | — | — | 79× over |
| Dichloroacetic acid Disinfection byproduct |
11.5 ppb | 0.2 | — | — | — | — | — | 58× over |
| Trichloroacetic acid Disinfection byproduct |
4.27 ppb | 0.1 | — | — | — | — | — | 43× over |
| Chromium (hexavalent) Heavy metal |
0.185 ppb | 0.02 | — | — | — | — | — | 9.3× over |
| Nitrate Inorganic |
0.991 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 7.1× over |
| Nitrate and nitrite Inorganic |
0.79 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 5.6× over |
| Bromoform Disinfection byproduct |
1.17 ppb | 0.5 | — | — | — | — | — | 2.3× over |
| Molybdenum Other |
7.33 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
1.32 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Vanadium Other |
0.429 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
1.27 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Perfluoropentanoic Acid (PFPeA) PFAS |
3.95 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
2.73 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Perfluorobutanoic Acid (PFBA) PFAS |
1.33 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Perfluorohexanoic Acid (PFHxA) PFAS |
0.825 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.681 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.788 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 LIMA CITY.