Saint Marys Water Quality
Pennsylvania
The tap water in Saint Marys, Pennsylvania is served by 1 EPA-regulated water system covering approximately 19,588 people. 1 health-based violation are on record, most recently for 2456 in 2016. Data source: EPA Safe Drinking Water Information System.
Drinking water in Saint Marys, Pennsylvania is delivered through 1 EPA-regulated community water system serving an estimated 19,588 people. Each system is tracked in the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act, which requires testing for regulated contaminants, consumer notification of violations, and publication of an annual Consumer Confidence Report.
The SDWIS record for Saint Marys shows 1 total violation across all 1 system, of which 1 is health-based, meaning either a Maximum Contaminant Level (MCL) was exceeded or a required treatment technique was not followed. Contaminants cited in health-based violations include 2456. 17 TRI-reporting industrial facilities are also located within the city limits.
A past EPA violation does not mean the water is currently unsafe, utilities are required to notify customers and remediate under state primacy oversight. For current water-quality status and treatment practices, review your local utility's most recent Consumer Confidence Report or contact the Pennsylvania drinking water program. All records above reflect federal EPA SDWIS data and are not independently verified against state databases.
Community Water Systems
| System Name | Pop. Served | Violations | Status |
|---|---|---|---|
| ST MARYS AREA WATER AUTH | 19,588 | 1 | Health |
Does this city have health-based water violations?
Health-based violations indicate contaminant levels that exceeded EPA maximum contaminant levels (MCLs). This does not necessarily mean water is currently unsafe.
| Contaminant | Begin Date |
|---|---|
| 2456 | 2016-01-01 |
TRI Facilities in Saint Marys
| Facility | Total Releases |
|---|---|
| Mersen USA Gs Corp. - St Marys | 42.2K lbs |
| Speer Carbon Co LLC | 27.5K lbs |
| Morgan Advanced Materials St Marys Site | 13.8K lbs |
| Keystone Powdered Metal Co | 10.5K lbs |
| St. Marys Carbon Co Inc | 5.4K lbs |
| Sgl Carbon LLC | 2.6K lbs |
| Metaldyne Sintered Stmarys | 2.2K lbs |
| Sinterite Products Div of Gpi | 2.1K lbs |
| Graftech USA LLC | 761 lbs |
| Gasbarre Thermal Processing Systems | 513 lbs |
Frequently Asked Questions
Is Saint Marys, Pennsylvania water safe to drink? ▼
How many water violations does Saint Marys have? ▼
What contaminants were found in Saint Marys water? ▼
How many water systems serve Saint Marys? ▼
Where does Saint Marys get its drinking water? ▼
Are there pollution sources near Saint Marys? ▼
About This Data
Water system data comes from the EPA's Safe Drinking Water Information System (SDWIS). Violations are reported by state agencies to EPA and include both health-based (MCL exceedances) and monitoring/reporting violations.
A reported violation does not necessarily mean water is currently unsafe to drink. Many violations are resolved quickly, and public water systems are required to notify customers of significant issues. For current water quality, contact your local water utility.
TRI facility data comes from the EPA Toxic Release Inventory. Facilities shown are those that self-report to the TRI program. PlainEnviro presents this data without advocacy framing.
Read our methodology - how this data is sourced, computed, and verified.