RATTLESNAKE RIDGE WATER DISTRICT
PWS ID: KY0220555 · GRAYSON, Kentucky 41143
Population Served
11,397
Total Violations
99
Health-Based Violations
52
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 4,374
- County
- Carter
- School/Daycare
- No
- MCL Violations
- 44
- Monitoring Violations
- 36
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MCL | 32 | 2025 |
| Surface Water Treatment Rule | MR | 20 | 2016 |
| Coliform (TCR) | MCL | 10 | 2013 |
| CARBON, TOTAL | TT | 8 | 2020 |
| Consumer Confidence Rule | Other | 6 | 2018 |
| Asbestos | MR | 4 | 2002 |
| Nitrate | MR | 4 | 2004 |
| Public Notice | Other | 4 | 2015 |
| CARBON, TOTAL | MR | 4 | 2013 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2019 |
| TTHM | MCL | 2 | 1994 |
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 65 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| NEtFOSAA | 6/25/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFTA | 6/25/2024 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| NMeFOSAA | 6/25/2024 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| lithium | 6/25/2024 | <9 µg/L | 9 µg/L | Not Detected |
| PFTrDA | 6/25/2024 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| lithium | 3/26/2024 | <9 µg/L | 9 µg/L | Not Detected |
| PFTA | 3/26/2024 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| NEtFOSAA | 3/26/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFTrDA | 3/26/2024 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| 9Cl-PF3ONS | 3/26/2024 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| NFDHA | 3/26/2024 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| PFEESA | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMBA | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeA | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMPA | 3/26/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| 8:2 FTS | 3/26/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 4:2 FTS | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 6:2 FTS | 3/26/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFBA | 3/26/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFPeS | 3/26/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| ADONA | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 11Cl-PF3OUdS | 3/26/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFUnA | 3/26/2024 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFHxA | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDA | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOS | 3/26/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFNA | 3/26/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHxS | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpA | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NMeFOSAA | 3/26/2024 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| HFPO-DA | 3/26/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFBS | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOA | 3/26/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHpS | 3/26/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFTA | 12/10/2024 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| PFTrDA | 12/10/2024 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NEtFOSAA | 12/10/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| NMeFOSAA | 12/10/2024 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| lithium | 12/10/2024 | <9 µg/L | 9 µg/L | Not Detected |
| PFMBA | 1/28/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFEESA | 1/28/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 1/28/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpS | 1/28/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDA | 1/28/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOS | 1/28/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFNA | 1/28/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHxS | 1/28/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 1/28/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOA | 1/28/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
PFAS data from EPA UCMR5 monitoring program (2023-2025).
This data is provided for informational purposes only.