GRIER SCHOOL
PWS ID: PA4310022 · TYRONE, Pennsylvania 16686
Population Served
450
Total Violations
812
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 51
- County
- Huntingdon
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 773
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Public Notice | Other | 30 | 2025 |
| Gross Alpha, Excl. Radon and U | MR | 21 | 2010 |
| Endrin | MR | 21 | 2021 |
| Radium-226 | MR | 20 | 2010 |
| Radium-228 | MR | 20 | 2010 |
| Combined Uranium | MR | 20 | 2010 |
| Methoxychlor | MR | 17 | 2018 |
| Toxaphene | MR | 17 | 2018 |
| Dalapon | MR | 17 | 2018 |
| Diquat | MR | 17 | 2018 |
| BHC-GAMMA | MR | 17 | 2018 |
| Endothall | MR | 17 | 2018 |
| Coliform (TCR) | MR | 15 | 2012 |
| Di(2-ethylhexyl) adipate | MR | 15 | 2018 |
| OXAMYL | MR | 15 | 2018 |
| Di(2-ethylhexyl) phthalate | MR | 15 | 2018 |
| Dinoseb | MR | 15 | 2018 |
| Hexachlorocyclopentadiene | MR | 15 | 2018 |
| Carbofuran | MR | 15 | 2018 |
| Atrazine | MR | 15 | 2018 |
| Heptachlor | MR | 15 | 2018 |
| Heptachlor epoxide | MR | 15 | 2018 |
| 2,4-D | MR | 15 | 2018 |
| HEXACHLOROBENZENE | MR | 15 | 2018 |
| Benzo(a)pyrene | MR | 15 | 2018 |
| Pentachlorophenol | MR | 15 | 2018 |
| Chlordane | MR | 15 | 2018 |
| Simazine | MR | 15 | 2018 |
| Picloram | MR | 15 | 2018 |
| LASSO | MR | 15 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.