Drinking water / UT
PFAS in Utah drinking water
129 Utah public water systems tested under UCMR5. 16 detected at least one PFAS compound; 113 detected none at the reporting thresholds. Values are the highest single result per compound, in ng/L (parts per trillion). The federal limit for PFOA and PFOS is 4 ng/L.
| Water system | Serves | Highest results (ng/L) | Reading |
|---|---|---|---|
| HILDALE - COLORADO CITY UTAH27006 | Washington | PFOS 26 *PFHxS 22PFBS 17PFPeS 13 | above final limit |
| PARK CITY WATER SYSTEM UTAH22011 | Summit | PFOS 6.7 *PFPeA 5.8PFOA 4.8 *PFBS 4.3 | above final limit |
| SALT LAKE CITY WATER SYSTEM UTAH18026 | Salt Lake | PFHxS 18.2PFOS 7.1 *PFPeA 6.2PFHxA 5.7 | above final limit |
| BOUNTIFUL CITY WATER SYSTEM UTAH06015 | Davis | PFBS 3.7PFPeA 3 | detected |
| BRIGHAM CITY WATER SYSTEM UTAH02004 | Box Elder | PFBS 4.9 | detected |
| CENTERVILLE CITY WATER SYSTEM UTAH06001 | Davis | PFBS 4.3 | detected |
| FARMINGTON CITY WATER SYSTEM UTAH06004 | Davis | 6:2 FTS 30 | detected |
| HERRIMAN CITY MUNICIPAL WATER DEPARTMENT UTAH18157 | Salt Lake | PFHxA 8.5PFPeA 3.5 | detected |
| MOUNTAIN REGIONAL WATER SSD UTAH22137 | Summit | 6:2 FTS 55PFPeA 14PFHxA 8.1 | detected |
| MURRAY CITY WATER SYSTEM UTAH18024 | Salt Lake | PFPeA 8.9PFBS 7.5PFHxA 7.1PFBA 6.2 | detected |
| SOUTH DAVIS WATER DISTRICT UTAH06009 | Davis | PFHxS 12PFPeA 5.6PFHxA 4.6PFBS 3.1 | detected |
| SOUTH SALT LAKE CITY WATER SYSTEM UTAH18032 | Salt Lake | PFBA 13 | detected |
| SYRACUSE CITY WATER SYSTEM UTAH06012 | Davis | PFBA 7.4PFBS 3.6 | detected |
| WEST JORDAN CITY WATER SYSTEM UTAH18020 | Salt Lake | PFHxA 4.6PFPeA 4.2PFBS 3.1 | detected |
| WEST POINT CITY WATER SYSTEM UTAH06020 | Davis | PFBA 15 | detected |
| Woods Cross City Water UTAH06021 | Davis | PFBS 3.8 | detected |
* exceeds the final federal MCL for that compound. Detections of compounds whose limits EPA proposed to rescind in May 2026 are shown for information.
Systems with no PFAS detected
113 tested systems reported no PFAS above the laboratory reporting limits. Each has its own page with its sampling detail.
- ALPINE CITY
- ALTA TOWN WATER SYSTEM
- AMERICAN FORK CITY
- ASHLEY VALLEY WATER AND SEWER ID
- BLANDING CITY
- BLUFFDALE WATER SYSTEM
- BONA VISTA WATER DISTRICT
- BOYER HILL MILITARY HOUSING
- CEDAR CITY WATERWORKS
- CEDAR HILLS TOWN WATER SYSTEM
- CLEARFIELD CITY WATER SYSTEM
- CLINTON CITY WATER SYSTEM
- CORINNE CITY
- DELTA CITY
- DRAPER CITY WATER SYSTEM
- DUCHESNE COUNTY UPPER COUNTRY WID
- EAGLE MOUNTAIN CITY
- EAST CARBON CITY
- ELK RIDGE TOWN
- ENOCH CITY WATER SYSTEM
- EPHRAIM CITY
- FRUIT HEIGHTS CITY WATER SYSTEM
- GORGOZA MUTUAL WATER CO
- GRAND WATER AND SEWER AGENCY
- GRANGER-HUNTER IMPROVEMENT DISTRICT
- GRANTSVILLE CITY
- GUNLOCK SPECIAL SERVICE DISTRICT
- GUNNISON CITY
- HEBER CITY WATER SYSTEM
- HIGHLAND CITY
- HILL AIR FORCE BASE
- HOLLIDAY WATER COMPANY
- HOOPER WATER IMPROVEMENT DISTRICT
- HURRICANE CITY
- HYDE PARK CITY WATER SYSTEM
- HYRUM CITY
- IVINS
- JORDAN VALLEY WCD
- JORDANELLE SSD
- KANAB CITY
- KAYSVILLE CITY WATER SYSTEM
- KEARNS IMPROVEMENT DISTRICT
- LA VERKIN CITY WATER SYSTEM
- LAGOON INVESTMENT COMPANY
- LAYTON CITY WATER SYSTEM
- LEHI CITY
- LINDON CITY
- LOGAN CITY WATER SYSTEM
- MAESER IMPROVEMENT DISTRICT
- MAGNA WATER DISTRICT
- MANTI CITY
- MAPLETON CITY
- MIDVALE CITY WATER SYSTEM
- MIDWAY CITY WATER SYSTEM
- MOAB CITY
- MORGAN CITY WATER SYSTEM
- MOUNT PLEASANT CITY
- NEPHI CITY
- NIBLEY CITY WATER
- NORTH LOGAN CITY
- NORTH OGDEN CITY
- NORTH SALT LAKE CITY WATER SYSTEM
- OGDEN CITY WATER SYSTEM
- OREM CITY WATER SYSTEM
- PAYSON CITY WATER SYSTEM
- PERRY CITY
- PLEASANT GROVE CITY
- PLEASANT VIEW CULINARY WATER
- PRICE MUNICIPAL CORPORATION
- PRICE RIVER WID
- PROVIDENCE CITY WATER SYSTEM
- PROVO CITY
- RICHFIELD CITY
- RIVERDALE CITY WATER SYSTEM
- RIVERTON CITY WATER SYSTEM
- ROOSEVELT CITY WATER SYSTEM
- ROY CITY WATER SYSTEM
- SALEM CITY
- SANDY CITY WATER SYSTEM
- SANTA CLARA CITY
- SANTAQUIN CITY
- SARATOGA SPRINGS CITY, UT
- SL COUNTY SERVICE AREA NO 3 - SNOWBIRD
- SMITHFIELD CITY
- SOUTH JORDAN CITY
- SOUTH OGDEN CITY WATER SYSTEM
- SOUTH WEBER WATER SYSTEM
- SPANISH FORK CITY
- SPRINGVILLE CITY
- ST GEORGE CITY WATER SYSTEM
- STANSBURY PARK IMPROVEMENT DISTRICT
- SUMMIT WATER DISTRIBUTION COMPANY
- SUNSET CITY WATER SYSTEM
- TAYLOR-WEST WEBER WID
- TAYLORSVILLE-BENNION ID
- TOOELE CITY WATER SYSTEM
- TREMONTON CITY
- UNIVERSITY OF UTAH
- UTAH STATE UNIVERSITY
- VA MEDICAL CENTER SLC
- VERNAL CITY WATER SYSTEM
- VINEYARD CITY
- VIRGIN
- WASHINGTON CITY
- WASHINGTON COUNTY WCD - COTTAM
- WASHINGTON TERRACE CITY WATER SYSTEM
- WATERPRO INC
- WEBER STATE UNIVERSITY - OGDEN CAMPUS
- WELLSVILLE CITY WATER SYSTEM
- WEST BOUNTIFUL CITY WATER SYSTEM
- WEST HAVEN SSD
- WHITE CITY WID
- ZION CANYON WATER SYSTEM
A detection at the system level does not tell you what reaches one specific tap: levels vary by entry point, treatment train and plumbing. A certified lab test of your own tap settles it. Testing and treatment options