QUEBRADA
PWS ID: PR0002872 · HATILLO, Puerto Rico 00627
Population Served
9,260
Total Violations
226
Health-Based Violations
96
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 3,468
- County
- Hatillo Municipio
- School/Daycare
- No
- MCL Violations
- 7
- Monitoring Violations
- 116
- Treatment Tech Violations
- 89
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | TT | 72 | 1999 |
| Coliform (TCR) | MR | 23 | 2010 |
| Cryptosporidium | MR | 22 | 2019 |
| E. COLI | MR | 19 | 2019 |
| Turbidity | MR | 18 | 2019 |
| Interim Enhanced Surface Water Treatment Rule | TT | 15 | 2010 |
| Lead and Copper Rule | MR | 8 | 2022 |
| Coliform (TCR) | MCL | 7 | 2009 |
| Consumer Confidence Rule | Other | 4 | 2020 |
| Long Term 2 Enhanced Surface Water Treatment Rule | TT | 2 | 2015 |
| Barium | MR | 2 | 1984 |
| Fluoride | MR | 2 | 1984 |
| Selenium | MR | 2 | 1984 |
| Nitrate | MR | 2 | 1984 |
| Mercury | MR | 2 | 1984 |
| Chromium | MR | 2 | 1984 |
| Benzo(a)pyrene | MR | 2 | 2006 |
| Arsenic | MR | 2 | 1984 |
| Long Term 2 Enhanced Surface Water Treatment Rule | MR | 2 | 2024 |
| Cadmium | MR | 2 | 1984 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 2005 |
| Diquat | MR | 1 | 2019 |
| Nitrite | MR | 1 | 2008 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1980 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2005 |
| Combined Radium (-226 and -228) | MR | 1 | 1980 |
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| NFDHA | 8/13/2025 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| PFDA | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 4:2 FTS | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHxA | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFUnA | 8/13/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFOA | 8/13/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| 11Cl-PF3OUdS | 8/13/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 9Cl-PF3ONS | 8/13/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| 6:2 FTS | 8/13/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 8:2 FTS | 8/13/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFMPA | 8/13/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFPeA | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOS | 8/13/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFEESA | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeS | 8/13/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHpS | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBA | 8/13/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| lithium | 8/13/2025 | <9 µg/L | 9 µg/L | Not Detected |
| NEtFOSAA | 8/13/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFMBA | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFNA | 8/13/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| NMeFOSAA | 8/13/2025 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| PFHxS | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpA | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| HFPO-DA | 8/13/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| ADONA | 8/13/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFTrDA | 8/13/2025 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| PFTA | 8/13/2025 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| PFDA | 5/29/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 5/29/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHxA | 5/29/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFUnA | 5/29/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFTA | 5/29/2025 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| PFTrDA | 5/29/2025 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NMeFOSAA | 5/29/2025 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| 8:2 FTS | 5/29/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFOA | 5/29/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| NEtFOSAA | 5/29/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 11Cl-PF3OUdS | 5/29/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFPeA | 5/29/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| lithium | 5/29/2025 | <9 µg/L | 9 µg/L | Not Detected |
| PFOS | 5/29/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| 9Cl-PF3ONS | 5/29/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| ADONA | 5/29/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| HFPO-DA | 5/29/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFBA | 5/29/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 6:2 FTS | 5/29/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 4:2 FTS | 5/29/2025 | <0.003 µg/L | 0.003 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.