COMMUNITY WC OF GREEN VALLEY
PWS ID: AZ0410004 · GREEN VALLEY, Arizona 85622
PFAS Detected
1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.
Population Served
22,085
Total Violations
264
Health-Based Violations
1
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Public/Private
- Connections
- 11,215
- County
- Pima
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 245
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MR | 45 | 2019 |
| Nitrate | MR | 23 | 2014 |
| Chlorine | MR | 21 | 2022 |
| 2,3,7,8-TCDD | MR | 15 | 2016 |
| Coliform (TCR) | MR | 12 | 2016 |
| Consumer Confidence Rule | Other | 7 | 2016 |
| Glyphosate | MR | 7 | 2007 |
| Diquat | MR | 7 | 2016 |
| TTHM | MR | 5 | 2016 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2016 |
| 1,2,4-Trichlorobenzene | MR | 3 | 2010 |
| 1,1,1-Trichloroethane | MR | 3 | 2010 |
| 1,2-Dichloropropane | MR | 3 | 2010 |
| 1,1,2-Trichloroethane | MR | 3 | 2010 |
| Toxaphene | MR | 3 | 2007 |
| Dalapon | MR | 3 | 2007 |
| Picloram | MR | 3 | 2007 |
| Dinoseb | MR | 3 | 2007 |
| 2,4-D | MR | 3 | 2007 |
| 2,4,5-TP | MR | 3 | 2007 |
| Pentachlorophenol | MR | 3 | 2007 |
| Tetrachloroethylene | MR | 3 | 2010 |
| CHLOROBENZENE | MR | 3 | 2010 |
| Toluene | MR | 3 | 2010 |
| Revised Total Coliform Rule | MON | 3 | 2017 |
| Ethylbenzene | MR | 3 | 2010 |
| Xylenes, Total | MR | 3 | 2010 |
| Styrene | MR | 3 | 2010 |
| Endrin | MR | 2 | 1998 |
| HEXACHLOROBENZENE | MR | 2 | 1998 |
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 8 of 240 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| 11Cl-PF3OUdS | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFEESA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOA | 6/19/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFUnA | 6/19/2024 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFHxA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NEtFOSAA | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFDoA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOS | 6/19/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFNA | 6/19/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| lithium | 6/19/2024 | 38.2000 µg/L | 9 µg/L | Detected |
| PFHpS | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NFDHA | 6/19/2024 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| PFBA | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFMBA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMPA | 6/19/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFPeS | 6/19/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFTrDA | 6/19/2024 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NMeFOSAA | 6/19/2024 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| PFBS | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHxS | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 9Cl-PF3ONS | 6/19/2024 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| ADONA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 4:2 FTS | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 8:2 FTS | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| HFPO-DA | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 6:2 FTS | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFTA | 6/19/2024 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| NEtFOSAA | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFTrDA | 6/19/2024 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NMeFOSAA | 6/19/2024 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| PFTA | 6/19/2024 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| 11Cl-PF3OUdS | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| lithium | 6/19/2024 | 35.0000 µg/L | 9 µg/L | Detected |
| HFPO-DA | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFNA | 6/19/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFOS | 6/19/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFOA | 6/19/2024 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFDA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFUnA | 6/19/2024 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFHxS | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpS | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 6:2 FTS | 6/19/2024 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| ADONA | 6/19/2024 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBA | 6/19/2024 | <0.005 µg/L | 0.005 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.