KEYSTONE CHARTER SCHOOL
PWS ID: PA6430893 · GREENVILLE, Pennsylvania 16125
Population Served
225
Total Violations
103
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Mercer
- School/Daycare
- Yes
- MCL Violations
- 0
- Monitoring Violations
- 96
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| ETHYLENE DIBROMIDE | MR | 7 | 2012 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2018 |
| TTHM | MR | 5 | 2018 |
| BHC-GAMMA | MR | 4 | 2008 |
| Methoxychlor | MR | 4 | 2008 |
| Endothall | MR | 4 | 2008 |
| Di(2-ethylhexyl) adipate | MR | 4 | 2008 |
| Simazine | MR | 4 | 2008 |
| Di(2-ethylhexyl) phthalate | MR | 4 | 2008 |
| Picloram | MR | 4 | 2008 |
| Hexachlorocyclopentadiene | MR | 4 | 2008 |
| Atrazine | MR | 4 | 2008 |
| 2,4-D | MR | 4 | 2008 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 4 | 2008 |
| Chlordane | MR | 4 | 2008 |
| Carbofuran | MR | 4 | 2008 |
| OXAMYL | MR | 4 | 2008 |
| Pentachlorophenol | MR | 4 | 2008 |
| Benzo(a)pyrene | MR | 4 | 2008 |
| LASSO | MR | 4 | 2008 |
| Arsenic | MR | 4 | 2022 |
| Lead and Copper Rule | MR | 3 | 2008 |
| Chlorine | MR | 2 | 2015 |
| Styrene | MR | 2 | 2015 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.