Drinking water / TN
PFAS in Tennessee drinking water
277 Tennessee public water systems tested under UCMR5. 87 detected at least one PFAS compound; 190 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 |
|---|---|---|---|
| BEDFORD COUNTY UTILITY DISTRICT TN0000517 | Bedford | PFOA 8.2 *PFBS 7.5PFOS 4.8 *PFHxA 4.7 | above final limit |
| BLOOMINGDALE UTILITY DISTRICT TN0000056 | Sullivan | PFOS 4.3 * | above final limit |
| CAMDEN WATER DEPT TN0000090 | Benton | PFOS 24 *PFOA 13 *PFBA 12PFBS 5.1 | above final limit |
| CLIFTON WATER DEPT TN0000119 | Wayne | PFOS 17 *PFBA 11PFOA 9.4 *PFBS 4.9 | above final limit |
| DANDRIDGE WATER MANAGEMENT FACILITY TN0000170 | Jefferson | PFBA 17PFPeA 5.1PFBS 4.7PFOS 4.1 * | above final limit |
| DEWHITE UTILITY DISTRICT TN0000190 | White | PFOS 4.1 * | above final limit |
| ERWIN UTILITIES AUTHORITY TN0000231 | Unicoi | PFBS 7.5PFOS 6.7 *PFOA 4.1 *PFHxS 3.6 | above final limit |
| FAIRVIEW UTILITY DISTRICT TN0000563 | Giles | PFOS 6.2 *PFBS 3 | above final limit |
| FIRST U.D. OF HARDIN COUNTY TN0000546 | Hardin | PFOS 25.9 *PFOA 17.3 *PFBA 9PFBS 5.9 | above final limit |
| FORT CAMPBELL WATER SYSTEM TN0000820 | Montgomery | PFHxS 33.6PFOS 27.3 *PFHxA 9.7PFPeA 7.9 | above final limit |
| HILLSVILLE UTILITY DISTRICT TN0000430 | Coffee | PFOA 11.9 *PFBS 9.9PFOS 7.3 *PFHxA 7.3 | above final limit |
| JACKSON WATER SYSTEM TN0000299 | Madison | PFOS 20 *PFHxS 16.3PFBS 3.7 | above final limit |
| KINGSPORT WATER DEPT TN0000349 | Sullivan | PFOS 5.9 * | above final limit |
| LA VERGNE WATER SYSTEM TN0000386 | Rutherford | PFBS 16PFHxA 12PFPeA 10PFBA 6.7 | above final limit |
| LENOIR CITY UTILITY BOARD TN0000396 | Loudon | PFBS 6.2PFOS 4.6 *PFHxA 4.6PFPeA 3.2 | above final limit |
| LEWISBURG WATER SYSTEM TN0000400 | Marshall | PFBS 9.2PFOA 8.8 *PFBA 6.5PFHxA 5.5 | above final limit |
| MANCHESTER WATER DEPARTMENT, TN TN0000429 | Coffee | PFOA 11.6 *PFBS 10.3PFHxA 7.5PFOS 6.6 * | above final limit |
| MARSHALL CO BD P.U. #1 TN0000105 | Marshall | PFBS 34PFHxA 27PFPeA 20PFBA 13 | above final limit |
| MAURY CO WATER SYSTEM TN0000770 | Maury | PFBS 7.2PFOA 7.1 *PFHxA 6PFPeA 5.8 | above final limit |
| MINOR HILL WATER UTIL DIST TN0000469 | Giles | PFOS 5 * | above final limit |
| MURFREESBORO WATER DEPARTMENT TN0000491 | Rutherford | PFBS 13.9PFHxA 13.1PFPeA 10.2PFBA 8 | above final limit |
| NOLENSVILLE-COLLEGE GROVE UD TN0000511 | Williamson | PFBS 30.7PFHxA 28.3PFPeA 14.5PFBA 11.7 | above final limit |
| NORTH U.D. OF DECATUR/BENTON CO. TN0000883 | Decatur | PFOS 20.3 *PFBA 14PFOA 11.2 *PFBS 5.9 | above final limit |
| OCOEE UTILITY DISTRICT TN0000525 | Bradley | PFBS 41PFOA 6 *PFPeA 4.8PFOS 4.5 * | above final limit |
| PARSONS WATER DEPARTMENT TN0000541 | Decatur | PFOS 13 *PFBA 10PFOA 6.9 *PFBS 4.3 | above final limit |
| SAVANNAH UTILITY DEPT TN0000611 | Hardin | PFOS 15.8 *PFBA 6.3PFBS 4.1 | above final limit |
| SAVANNAH VALLEY U. D. TN0000613 | Hamilton | PFBS 49PFOA 35 *PFPeA 30PFHxA 28 | above final limit |
| SCOTTS HILL WATER SYSTEM TN0000614 | Henderson | PFOS 17 *PFBS 7.4PFBA 7.2PFOA 4.6 * | above final limit |
| SHADY GROVE UTILITY DISTRICT TN0000626 | Jefferson | PFPeA 4.7PFOS 4.2 * | above final limit |
| SHELBYVILLE WATER SYSTEM TN0000628 | Bedford | PFOA 7.9 *PFBS 7.4PFOS 5.9 *PFBA 5.8 | above final limit |
| SMYRNA WATER SYSTEM TN0000639 | Rutherford | PFBS 23PFHxA 17PFPeA 14PFBA 10 | above final limit |
| SPRING HILL WATER DEPT TN0000667 | Maury | PFBS 9.4PFOA 6.1 *PFPeA 5.9PFHxA 5.4 | above final limit |
| TRENTON WATER SYSTEM TN0000707 | Gibson | PFOS 27 *PFHxS 9.3 | above final limit |
| TULLAHOMA UTILITIES AUTHORITY TN0000715 | Coffee | PFOA 9.6 *PFBS 9.1PFBA 6.6PFHxA 6.4 | above final limit |
| WARTRACE WATER SYSTEM TN0000730 | Bedford | PFOA 11.6 *PFBS 10.4PFHxA 7.8PFOS 6.1 * | above final limit |
| WHITE PINE WATER SYSTEM TN0000746 | Jefferson | PFHxS 8.2PFBS 5.4PFOS 4.2 * | above final limit |
| WILSON CO WATER & WASTEWATER TN0000790 | Wilson | PFHxA 17.1PFBS 16.9PFPeA 9.4PFBA 8.6 | above final limit |
| ALPHA-TALBOTT UTILITY DISTRICT TN0000014 | Hamblen | PFBA 5.3PFBS 4.3PFHxA 3.4 | detected |
| ANDERSON COUNTY WATER AUTHORITY TN0000514 | Anderson | PFBS 4 | detected |
| ATHENS UTILITIES BOARD TN0000024 | McMinn | PFBS 11.6 | detected |
| BEAN STATION UTILITY DISTRICT TN0000041 | Grainger | PFBA 9.6PFBS 4.8PFHxA 3.4 | detected |
| BROWNSVILLE WATER DEPT TN0000080 | Haywood | PFHxA 28 | detected |
| BYRDSTOWN WATER DEPT TN0000088 | Pickett | PFBA 13 | detected |
| CARYVILLE-JACKSBORO UTILITIES COMMISSION TN0000322 | Campbell | PFBS 5.2 | detected |
| CHUCKEY UTILITY DISTRICT TN0000108 | Greene | 6:2 FTS 10 | detected |
| CLEVELAND UTILITIES TN0000117 | Bradley | PFBS 32.7PFBA 10PFPeA 3.3 | detected |
| COLUMBIA POWER AND WATER SYSTEMS TN0000128 | Maury | PFHxA 3.2 | detected |
| CONSOLIDATED U D OF RUTHERFORD TN0000791 | Rutherford | PFBS 5.8PFHxA 5.4PFBA 5.2PFPeA 5 | detected |
| COUNTY WIDE UTILITY DISTRICT TN0000006 | Crockett | PFHpA 4.4PFPeA 3.4 | detected |
| CUMBERLAND UTILITY DISTRICT TN0000531 | Roane | PFBA 5.6 | detected |
| EASTSIDE UTILITY DISTRICT TN0000219 | Hamilton | PFBA 11.2 | detected |
| ERIN WATER DEPARTMENT TN0000230 | Houston | PFBA 8.4 | detected |
| FIRST UTIL DIST OF KNOX COUNTY TN0000369 | Knox | PFBS 6.4PFHxA 3 | detected |
| FIRST UTILITY DISTRICT OF HAWKINS COUNTY TN0000109 | Hawkins | PFBA 8.5 | detected |
| FRANKLIN WATER DEPT TN0000246 | Williamson | PFBA 6.1 | detected |
| HIXSON UTILITY DISTRICT TN0000303 | Hamilton | PFBS 10PFHxS 6.1 | detected |
| JEFFERSON CITY WATER & SEWER C TN0000328 | Jefferson | PFPeA 3.8PFBS 3.8 | detected |
| KINGSTON WATER SYSTEM TN0000360 | Roane | PFBA 13.3 | detected |
| KNOXVILLE UTILITIES BOARD-KUB TN0000366 | Knox | PFBS 3.7 | detected |
| LUTTRELL-BLAINE-CORRYTON U.D. TN0000415 | Union | PFBA 6.1 | detected |
| MAYNARDVILLE WATER DEPT TN0000442 | Union | PFBA 6.2PFHxA 3.1PFBS 3 | detected |
| MCMINNVILLE WATER DEPT TN0000423 | Warren | PFBA 9.2 | detected |
| MORRISTOWN WATER SYSTEM TN0000474 | Hamblen | PFBA 5.2 | detected |
| MOUNTAIN CITY WATER DEPT. TN0000479 | Johnson | 6:2 FTS 9.5 | detected |
| NEW MARKET UTILITY DISTRICT TN0000499 | Jefferson | PFPeA 4.2PFBS 3.7 | detected |
| NORTH OVERTON UTILITY DISTRICT TN0000013 | Overton | PFBA 7.1 | detected |
| NORTH STEWART UTILITY DISTRICT TN0000195 | Stewart | PFBS 3.1 | detected |
| NORTHWEST CLAY COUNTY UTILITY TN0000573 | Clay | PFBA 9.8 | detected |
| OLD KNOXVILLE HWY U D TN0000530 | Greene | PFBA 5.3 | detected |
| PERSIA UTILITY DISTRICT TN0000594 | Hawkins | PFBA 13 | detected |
| PLATEAU UTILITY DISTRICT TN0000729 | Morgan | PFBA 6 | detected |
| QUEBECK WALLING UTILITY DIST TN0000569 | White | PFBA 11 | detected |
| RICEVILLE UTILITY DISTRICT TN0000576 | McMinn | PFBS 6.5 | detected |
| RIVER ROAD UTILITY DISTRICT TN0000582 | Cheatham | PFBS 6 | detected |
| ROANE CENTRAL UTILITY DISTRICT TN0000457 | Roane | PFBA 14 | detected |
| ROCKWOOD WATER SYSTEM TN0000590 | Roane | PFBA 14 | detected |
| SEVIER COUNTY WATER DEPARTMENT TN0008279 | Sevier | PFBA 22 | detected |
| SIGNAL MOUNTAIN WATER SYSTEM TN0000634 | Hamilton | PFBS 11PFBA 9.1 | detected |
| SMITH UTILITY DISTRICT TN0000636 | Smith | PFBS 4 | detected |
| SOUTH PITTSBURG WATER SYSTEM TN0000651 | Marion | PFBA 8.5PFBS 3.6 | detected |
| SPRINGFIELD WATER SYSTEM TN0000666 | Robertson | 6:2 FTS 20 | detected |
| TENNESSEE AMERICAN WATER TN0000107 | Hamilton | PFBS 9.5PFBA 8.5 | detected |
| WALDEN'S RIDGE UTILITY DISTRICT TN0000635 | Hamilton | PFBS 5.1 | detected |
| WARREN COUNTY UTILITY DISTRICT TN0000818 | Warren | PFBS 3.4 | detected |
| WATTS BAR EAST U.D. TN0000969 | Roane | PFBS 5.5PFBA 5.3 | detected |
| WATTS BAR UTILITY DISTRICT TN0000872 | Rhea | PFBA 7.5 | detected |
| Y-12 NNSA PRODUCTION OFFICE TN0001068 | Anderson | PFBS 3.6 | 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
190 tested systems reported no PFAS above the laboratory reporting limits. Each has its own page with its sampling detail.
- ADAMSVILLE WATER SYSTEM
- ALCOA WATER SYSTEM
- ALGOOD WATER SYSTEM
- ALLARDT WATER WORKS
- ARTHUR-SHAWANEE UTILITY DISTRICT
- ASHLAND CITY WATER DEPARTMENT
- ATOKA WATER SYSTEM
- BANGHAM UTILITY DISTRICT
- BARTLETT WATER SYSTEM
- BAXTER WATER DEPARTMENT
- BIG CREEK UTILITY DISTRICT
- BLOUNTVILLE UTILITY DISTRICT
- BOLIVAR WATER SYSTEM
- BON AQUA-LYLES UTILITY DISTRICT
- BON DE CROFT UTILITY DISTRICT
- BRENTWOOD WATER DEPTARTMENT
- BRIGHTON WATER SYSTEM
- BRISTOL DEPTARTMENT OF UTILITIES
- BRISTOL-BLUFF CITY UTILITY DISTRICT
- CARTHAGE WATER SYSTEM
- CASTALIAN SPRINGS-BETHPAGE U D
- CELINA WATER SYSTEM
- CENTER GROVE-WINCHESTER SPGS
- CENTERVILLE WATER SYSTEM
- CITY OF MARYVILLE WATER AND SEWER DEPT
- CLAIBORNE UTILITIES DISTRICT
- CLARKSVILLE WATER DEPARTMENT
- CLINTON UTILITIES BOARD
- COLLIERVILLE WATER DEPT
- COOKEVILLE BOAT DOCK ROAD UD
- COOKEVILLE WATER DEPT
- COPPERHILL WATER DEPT.
- CORDELL HULL UTILITY DISTRICT
- COVINGTON WATER DEPT
- CRAB ORCHARD UTILITY DISTRICT
- CROSS ANCHOR UTILITY DISTRICT
- CROSSVILLE WATER DEPT
- CUMBERLAND HEIGHTS UTILITY DISTRICT
- CUNNINGHAM UTILITY DISTRICT
- DAYTON WATER DEPT
- DECATUR WATER DEPT
- DECHERD WATER DEPT.
- DEKALB UTILITY DISTRICT #1
- DOUBLE SPRINGS UTILITY DISTRIC
- DOVER WATER DEPT, TN
- DRESDEN WATER DEPT
- DUNLAP WATER SYSTEM
- DYERSBURG SUB CONS U D
- DYERSBURG WATER DEPT
- EAST MONTGOMERY UTILITY DISTRICT
- ELIZABETHTON WATER DEPT
- ENGLEWOOD WATER DEPT
- ESTILL SPRINGS WATER DEPARTMENT
- ETOWAH UTILITIES
- FALL CREEK FALLS UTILITY DIST
- FAYETTEVILLE PUBLIC UTILITIES
- FENTRESS COUNTY U.D.
- FIRST U D OF CARTER CO
- FIRST U D OF TIPTON CO
- FRIENDSVILLE WATER WORKS
- GALLATIN WATER DEPARTMENT
- GATLINBURG WATER DEPT
- GERMANTOWN WATER DEPT
- GIBSON CO MUN WATER DIST #4
- GLADEVILLE UTILITY DISTRICT
- GLEN HILLS UTILITY DISTRICT
- GRAYSVILLE WATER DEPT.
- GREENBRIER WATER & SEWER DEPT.
- GREENEVILLE WATER & LIGHT COMM
- H.B.& T.S. UTILITY DISTRICT
- HALLS WATER SYSTEM
- HALLSDALE-POWELL UTILITY DISTRICT
- HAMPTON UTILITY DISTRICT
- HARPETH VALLEY U D
- HARRIMAN UTILITY BOARD
- HARTSVILLE-TROUDALE WAT/SEW U D
- HENDERSON WATER DEPT.
- HENDERSONVILLE U D
- HOHENWALD WATER SYSTEM
- HUMBOLT UTILITIES-WATER DEPT
- HUNTINGDON WATER DEPT
- HUNTSVILLE UTILITY DISTRICT
- JAMESTOWN WATER DEPT
- JASPER WATER DEPT
- JELLICO WATER DEPT
- JOHNSON CITY WATER DEPT
- JONESBOROUGH WATER DEPT
- KNOX-CHAPMAN UTILITY DISTRICT
- LA FOLLETTE UTILITIES BOARD
- LAFAYETTE WATER SYSTEM
- LAGUARDO UTILITY DISTRICT
- LAKEVIEW UD WEST
- LAUDERDALE CO WATER SYSTEM
- LAWRENCEBURG UTILITY SYSTEMS
- LEBANON WATER SYSTEM
- LEOMA UTILITY DISTRICT
- LEXINGTON WATER SYSTEMS
- LINCOLN CO BD OF P.U. #1
- LINDEN WATER DEPT
- LIVINGSTON WATER DEPT
- LORETTO WATER DEPARTMENT
- LOUDON UTILITIES BOARD
- MADISON SUBURBAN UD
- MADISONVILLE WATER DEPT
- MALLORY VALLEY UTILITY DISTRICT
- MARTIN WATER DEPT
- MASON WATER DEPT
- MCKENZIE WATER DEPT
- MEMPHIS LIGHT, GAS, & WATER
- METRO LYNCHBURG/MOORE COUNTY UT DEPT #1
- MILAN WATER DEPT
- MILCROFTON UTILITY DISTRICT
- MILLINGTON WATER DEPT
- MONTEAGLE PUBLIC UTILITY BOARD
- MONTEREY WATER DEPT
- MOUNT PLEASANT WAT SYS #1
- MUNFORD WATER DEPT
- NASHVILLE WATER DEPT
- NEWBERN WATER DEPT
- NEWPORT UTILITIES BOARD
- NIOTA WATER SYSTEM
- NORTH GREENE UTILITIES, INCORPORATED
- NORTH WEST UTILITY DISTRICT
- NORTHEAST HENRY CO UTIL DIS
- NORTHEAST KNOX U D
- NORTHEAST LAWRENCE UTILITY DIS
- NORTHWEST DYERSBURG U D
- NSA - MIDSOUTH
- O'CONNOR UTILITY DISTRICT
- OAK RIDGE DEPT OF PUBLIC WORKS
- OAK RIDGE NATIONAL LAB X-10
- OAKLAND WATER DEPT, TN
- OLD GAINESBORO ROAD UTIL DIST
- OLIVER SPRINGS WATER BOARD
- ONEIDA W&S COMM
- PARIS BD OF PUBLIC UTILITIES
- PIGEON FORGE WATER DEPARTMENT
- PIKEVILLE WATER SYSTEM
- PLEASANT VIEW UTILITY DISTRICT
- POPLAR GROVE UTILITY DISTRICT
- PORTLAND WATER SYSTEM
- PULASKI WATER SYSTEM
- RED BOILING SPRINGS WATER SYST
- RIDGELY WATER SYSTEM
- RIPLEY WATER SYSTEM
- ROGERSVILLE WATER SYSTEM
- RUSSELLVILLE WHITESBURG U D
- SECOND SOUTH CHEATHAM U.D.
- SELMER WATER SYSTEM
- SEVIERVILLE WATER SYSTEM
- SEWANEE UTILITY DISTRICT
- SHARON WATER SYSTEM
- SMITHVILLE WATER SYSTEM
- SOMERVILLE WATER SYSTEM
- SOUTH BLOUNT UTILITY DISTRICT
- SOUTH CUMBERLAND U.D.
- SOUTH ELIZABETHTON UTILITY DIS
- SOUTH FORK UTILITY DISTRICT
- SOUTH FULTON WATER SYSTEM
- SOUTH SIDE U.D. #1
- SPARTA WATER SYSTEM
- SPENCER WATER SYSTEM
- SUMMERTOWN WATER SYSTEM
- SWEETWATER UTILITY BOARD
- SYLVIA-TENN CITY-POND U. D.
- TELLICO AREA SERVICES SYSTEM
- TELLICO PLAINS WATER DEPT
- TELLICO VILLAGE POA
- TENNESSEE RIDGE WATER SYSTEM
- TN AMERICAN-SEQUATCHIE VALLEY
- TRACY CITY WATER SYSTEM
- TUCKALEECHEE UTILITY DISTRICT
- UNICOI UTILITY DISTRICT
- UNION CITY WATER DEPT
- UNION FORK-BAKEWELL UTILITY DISTRICT
- WATER AUTH. OF DICKSON COUNTY
- WAVERLY WATER DEPARTMENT
- WAYNESBORO WATER SYSTEM
- WEST CUMBERLAND U.D.
- WEST KNOX UTILITY DISTRICT
- WEST OVERTON UTILITY DISTRICT
- WEST ROBERTSON WATER AUTHORITY
- WEST WARREN-VIOLA U. D.
- WEST WILSON UTILITY DISTRICT
- WESTMORELAND WATER SYSTEM
- WHITE HOUSE UTILITY DISTRICT
- WINCHESTER WATER SYSTEM
- WITT UTILITY DISTRICT
- WOODBURY WATER SYSTEM
- WOODLAWN UTILITY DISTRICT
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