HILLSDALE ESTATES, LLC
PWS ID: IL1615530 · BEAUFORT, Illinois 29907
Population Served
163
Total Violations
656
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 65
- County
- Rock Island
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 602
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 83 | 2003 |
| 1,1-Dichloroethylene | MR | 14 | 1993 |
| 1,2-Dichloroethane | MR | 14 | 1993 |
| Benzene | MR | 14 | 1993 |
| p-Dichlorobenzene | MR | 14 | 1993 |
| Carbon tetrachloride | MR | 14 | 1993 |
| 1,1,1-Trichloroethane | MR | 14 | 1993 |
| Trichloroethylene | MR | 13 | 1993 |
| cis-1,2-Dichloroethylene | MR | 12 | 1993 |
| trans-1,2-Dichloroethylene | MR | 12 | 1993 |
| Ethylbenzene | MR | 12 | 1993 |
| CHLOROBENZENE | MR | 12 | 1993 |
| Toluene | MR | 12 | 1993 |
| Styrene | MR | 12 | 1993 |
| o-Dichlorobenzene | MR | 12 | 1993 |
| Xylenes, Total | MR | 12 | 1993 |
| 1,2-Dichloropropane | MR | 12 | 1993 |
| Tetrachloroethylene | MR | 12 | 1993 |
| Nitrate | MR | 11 | 1993 |
| Mercury | MR | 10 | 1990 |
| Barium | MR | 10 | 1990 |
| Fluoride | MR | 10 | 1990 |
| Selenium | MR | 10 | 1990 |
| Toxaphene | MR | 10 | 1994 |
| 2,4-D | MR | 10 | 1994 |
| BHC-GAMMA | MR | 10 | 1994 |
| 2,4,5-TP | MR | 10 | 1994 |
| Methoxychlor | MR | 10 | 1994 |
| Arsenic | MR | 10 | 1990 |
| Chromium | MR | 10 | 1990 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.