GRONINGER FARMS ARCH ROCK
PWS ID: PA4340005 · MEXICO, Pennsylvania 17056
Population Served
175
Total Violations
121
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 63
- County
- Juniata
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 111
- Treatment Tech Violations
- 5
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Di(2-ethylhexyl) phthalate | MR | 7 | 2018 |
| Chlorine | MR | 6 | 2018 |
| Lead and Copper Rule | MR | 6 | 2012 |
| Groundwater Rule | TT | 5 | 2012 |
| Xylenes, Total | MR | 4 | 2022 |
| 1,1-Dichloroethylene | MR | 4 | 2022 |
| Public Notice | Other | 3 | 2012 |
| BHC-GAMMA | MR | 3 | 2013 |
| Di(2-ethylhexyl) adipate | MR | 3 | 2013 |
| Dinoseb | MR | 3 | 2013 |
| Atrazine | MR | 3 | 2013 |
| LASSO | MR | 3 | 2013 |
| Benzo(a)pyrene | MR | 3 | 2013 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 3 | 2013 |
| Chlordane | MR | 3 | 2013 |
| OXAMYL | MR | 3 | 2013 |
| ETHYLENE DIBROMIDE | MR | 3 | 2013 |
| Endothall | MR | 3 | 2013 |
| Carbofuran | MR | 3 | 2013 |
| HEXACHLOROBENZENE | MR | 3 | 2013 |
| Heptachlor epoxide | MR | 3 | 2013 |
| Endrin | MR | 3 | 2013 |
| Glyphosate | MR | 3 | 2013 |
| Heptachlor | MR | 3 | 2013 |
| 2,4-D | MR | 3 | 2013 |
| Diquat | MR | 3 | 2013 |
| Hexachlorocyclopentadiene | MR | 3 | 2013 |
| Dalapon | MR | 3 | 2013 |
| 2,4,5-TP | MR | 3 | 2013 |
| Pentachlorophenol | MR | 3 | 2013 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.