Water Quality Report · Updated May 12, 2026
PA AMER WATER CO-PITTSBURGH
PA AMER WATER CO-PITTSBURGH delivers tap water graded C (65/100) by TapWaterSafety.org. The utility serves approximately 686,000 residents in MCMURRAY, Pennsylvania using surface water. 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. For questions, the utility can be reached at 412-885-6064.
Is MCMURRAY tap water safe to drink?
PA AMER WATER CO-PITTSBURGH delivers tap water that earns a grade of C (65/100) from TapWaterSafety.org — an average rating, with several contaminants above health guidelines but generally compliant with US legal limits.
The utility serves 686,000 residents in MCMURRAY, drawing from surface water.
Public testing data identifies 11 contaminants in this water above EWG's health-based guidelines, including: Total trihalomethanes (TTHMs), Haloacetic acids (HAA9), Bromodichloromethane, Haloacetic acids (HAA5), Trichloroacetic acid, Chloroform, Dibromochloromethane, Dichloroacetic acid, Dibromoacetic acid, Chromium (hexavalent), Nitrate. For most residents, a properly certified home filter at the kitchen tap is the most cost-effective way to reduce exposure to whatever's in your water. See our filter recommendations below, matched specifically to this utility's contaminant profile.
Quick actions for MCMURRAY residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for PA AMER WATER CO-PITTSBURGH.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 53.1 ppb, 354x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 19.2 ppb, 320x above the EWG health guideline of 0.06 ppb.
Bromodichloromethane significantly above health guideline
Moderate concernBromodichloromethane detected at 13.7 ppb, 228x above the EWG health guideline of 0.06 ppb.
Contact PA AMER WATER CO-PITTSBURGH
Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.
General Contact
Treatment Plant
Recommended water filters for MCMURRAY
Filters matched to the specific contaminants in this 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.
Score breakdown
This utility's overall score of 65/100 breaks down across five weighted components. Read the full methodology →
Contaminants detected — international standards comparison
Every contaminant detected, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal (the strictest US benchmark). 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 |
53.1 ppb | 0.15 | 80.0 | 100 | — | — | — | 354× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
19.2 ppb | 0.06 | — | — | — | — | — | 320× over |
| Bromodichloromethane Disinfection byproduct |
13.7 ppb | 0.06 | — | — | — | — | — | 228× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
18.3 ppb | 0.1 | 60.0 | 60 | — | — | — | 183× over |
| Trichloroacetic acid Disinfection byproduct |
8.78 ppb | 0.1 | — | — | — | — | — | 88× over |
| Chloroform Disinfection byproduct |
34.2 ppb | 0.4 | — | — | — | — | — | 85× over |
| Dibromochloromethane Disinfection byproduct |
4.71 ppb | 0.1 | — | — | — | — | — | 47× over |
| Dichloroacetic acid Disinfection byproduct |
8.89 ppb | 0.2 | — | — | — | — | — | 44× over |
| Dibromoacetic acid Disinfection byproduct |
0.638 ppb | 0.03 | — | — | — | — | — | 21× over |
| Chromium (hexavalent) Heavy metal |
0.344 ppb | 0.02 | — | — | — | — | — | 17× over |
| Nitrate Inorganic |
0.686 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 4.9× over |
| Bromoform Disinfection byproduct |
0.492 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Chlorate Disinfection byproduct |
179.4 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Bromochloromethane Other |
0.0238 ppb | 0.06 | — | — | — | — | — | Below guideline |
| 1,4-Dioxane Semi-volatile organic compound |
0.0188 ppb | 0.35 | — | — | 50 | 1 | — | Below guideline |
| Manganese Heavy metal |
2.36 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Molybdenum Other |
0.15 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.187 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.565 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 (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
PA AMER WATER CO-PITTSBURGH service area
This water system serves 1 community in Allegheny County, Pennsylvania. Click any city for its dedicated tap water quality page.
Find the right filter for MCMURRAY water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.