Tap Water Quality Report
Tap water quality in GREENSBURG, Pennsylvania
Tap water in GREENSBURG, Pennsylvania receives a grade of D (62/100) from TapWaterSafety.org. It's served by 2 public water systems, primarily MAWC SWEENEY PLANT. The most significant water quality concerns are: 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.
What's in GREENSBURG's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utilities serving GREENSBURG.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 41.8 ppb, 696x above the EWG health guideline of 0.06 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 41.7 ppb, 278x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 24.2 ppb, 242x above the EWG health guideline of 0.1 ppb.
Water systems serving GREENSBURG
GREENSBURG is served by 2 public water systems. Click any utility to see its complete grade card and treatment plant contact info.
MAWC SWEENEY PLANT
- Haloacetic acids (HAA9) significantly above health guideline
- Total trihalomethanes (TTHMs) significantly above health guideline
- Haloacetic acids (HAA5) significantly above health guideline
MAWC YOUGH PLANT
- Haloacetic acids (HAA9) significantly above health guideline
- Haloacetic acids (HAA5) significantly above health guideline
- Total trihalomethanes (TTHMs) significantly above health guideline
Recommended filters for GREENSBURG
Filters matched to the specific contaminants in GREENSBURG'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 GREENSBURG'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 |
44.6 ppb | 0.06 | — | — | — | — | — | 744× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
44.7 ppb | 0.1 | 60.0 | 60 | — | — | — | 447× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
52.1 ppb | 0.15 | 80.0 | 100 | — | — | — | 347× over |
| Trichloroacetic acid Disinfection byproduct |
22.4 ppb | 0.1 | — | — | — | — | — | 224× over |
| Bromodichloromethane Disinfection byproduct |
7.24 ppb | 0.06 | — | — | — | — | — | 121× over |
| Chloroform Disinfection byproduct |
46.4 ppb | 0.4 | — | — | — | — | — | 116× over |
| Dichloroacetic acid Disinfection byproduct |
20.5 ppb | 0.2 | — | — | — | — | — | 102× over |
| Dibromochloromethane Disinfection byproduct |
0.72 ppb | 0.1 | — | — | — | — | — | 7.2× over |
| Nitrate Inorganic |
0.983 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 7.0× over |
| Chromium (hexavalent) Heavy metal |
0.0599 ppb | 0.02 | — | — | — | — | — | 3.0× over |
| Manganese Heavy metal |
19.0 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Chlorate Disinfection byproduct |
14.0 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
32.7 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
1.74 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Cyanide (free) Inorganic |
3.0 ppb | 150.0 | — | 50 | 70 | 150 | — | Below guideline |
| Strontium Radiological |
0.0998 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| 1-Butanol Other |
2.05 ppb | — | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.123 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 MAWC SWEENEY PLANT.