perfluorononanoic acid is a chemical contaminant that is a potential threat to human health.
| EMMAUS BOROUGH PUBLIC WATER | 0.0998 µg/L (on 8/1/2024) | PA |
|---|---|---|
| EAST GREENWICH TWP WATER DEPT | 0.0733 µg/L (on 2/19/2025) | NJ |
| Woodbury City Water Department | 0.055880 µg/L (on 11/14/2013) | NJ |
| United Water Delaware | 0.0538 µg/L (on 11/6/2014) | DE |
| Gloucester City Water Department | 0.0527 µg/L (on 1/22/2015) | NJ |
| CAPITOL WATER CORP | 0.051 µg/L (on 12/6/2023) | ID |
| United Water PA | 0.0466 µg/L (on 2/4/2014) | PA |
| Hyannis Water System | 0.0350 µg/L (on 5/22/2014) | MA |
| Quakertown Boro | 0.0348 µg/L (on 12/9/2014) | PA |
| Water Authority of Western Nassau | 0.0320 µg/L (on 12/23/2014) | NY |
| West Deptford Township Water Department | 0.03 µg/L (on 10/21/2014) | NJ |
| LOCUST VALLEY WD | 0.0296 µg/L (on 4/16/2024) | NY |
| Ambler Borough Water Department | 0.0290 µg/L (on 8/20/2013) | PA |
| Monroe Township MUA | 0.0281 µg/L (on 1/29/2014) | NJ |
| Issaquah Water System | 0.0280 µg/L (on 7/22/2013) | WA |
| City of Stuart Water Plant | 0.0270 µg/L (on 7/7/2014) | FL |
| Doylestown Twp. Muni. Authority | 0.026 µg/L (on 2/18/2014) | PA |
| CITY OF PFLUGERVILLE | .0252 µg/L (on 3/17/2025) | TX |
| MANVILLE WSC | .0243 µg/L (on 2/22/2023) | TX |
| MANHASSET LAKEVILLE WD | 0.019 µg/L (on 2/20/2025) | NY |
| WESTVILLE WATER DEPARTMENT | 0.0167 µg/L (on 4/11/2023) | NJ |
| EMERALD COAST UTILITIES AUTHORITY | 0.0162 µg/L (on 10/11/2023) | FL |
| HO HO KUS WATER DEPT | 0.0161 µg/L (on 8/14/2023) | NJ |
| PALMERTON MUNICIPAL AUTHORITY | 0.0159 µg/L (on 2/18/2025) | PA |
| BROOKLAWN WATER DEPARTMENT | 0.0153 µg/L (on 2/11/2025) | NJ |
| GEORGETOWN WATER DEPARTMENT | 0.015 µg/L (on 3/5/2025) | DE |
| FALLSBURG WHO-LS-SF | 0.0123 µg/L (on 4/22/2025) | NY |
| AQUA PA MAIN SYSTEM | 0.0120 µg/L (on 11/5/2024) | PA |
| POTRERO ELEMENTARY SCHOOL | 0.0102 µg/L (on 5/15/2024) | CA |
| CITY OF GRIDLEY | 0.0099 µg/L (on 6/3/2024) | CA |
| SUEZ WATER PA BETHEL | 0.0097 µg/L (on 1/21/2025) | PA |
| WILLIAMSPORT MUN WATER AUTH | 0.0097 µg/L (on 9/3/2024) | PA |
| EAGLE POINT TANK FARM | 0.0090 µg/L (on 11/12/2024) | NJ |
| GARDEN CITY WATER AND SEWER SYSTEM | 0.0082 µg/L (on 4/30/2024) | ID |
| ALBERTSON WD | 0.0082 µg/L (on 5/22/2025) | NY |
| PARK RIDGE WATER DEPT | 0.0081 µg/L (on 9/20/2023) | NJ |
| CITY OF FRESNO | 0.0080 µg/L (on 3/6/2023) | CA |
| WILLISTON PARK (V) | 0.0078 µg/L (on 1/17/2023) | NY |
| MT PENN BORO MUNI AUTH | 0.0077 µg/L (on 12/4/2024) | PA |
| FLORENCE TWP W DEPT | 0.0073 µg/L (on 3/26/2024) | NJ |
| CRESTLINE VILLAGE CWD - DIVISION 10 | 0.0071 µg/L (on 10/8/2024) | CA |
| GARDEN CITY (V) | 0.0071 µg/L (on 11/6/2023) | NY |
| UNIVERSITY OF RHODE ISLAND | 0.007 µg/L (on 2/14/2024) | RI |
| CITY OF CLOVIS | 0.0069 µg/L (on 11/21/2023) | CA |
| LANTANA WATER TREATMENT PLANT | 0.0068 µg/L (on 4/23/2024) | FL |
| CORTLANDVILLE TOWN WATER | 0.0067 µg/L (on 1/18/2023) | NY |
| PA AM WATER CO-FRACKVILLE DIST | 0.0067 µg/L (on 4/23/2024) | PA |
| ST JAMES WATER DISTRICT | 0.0066 µg/L (on 8/13/2024) | NY |
| AUDUBON WATER COMPANY | 0.0066 µg/L (on 9/30/2024) | PA |
| MDWASA - MAIN SYSTEM | 0.0065 µg/L (on 12/20/2023) | FL |