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Tennessee Tap Water Quality

EPA water quality data for 150 community water systems serving 3,732,729+ people in Tennessee. Click any system to see violations, lead testing results, and a safety grade.

Tennessee draws drinking water primarily from surface rivers and reservoirs across the Cumberland and Tennessee River valleys. Disinfection byproducts are the most common violation type, especially in small systems treating warm surface water. PFAS contamination has been identified near military installations and industrial sites.

KNOXVILLE UTILITIES BOARD - KUB KNOXVILLE, TN · 254,671 people · Surface Water CLARKSVILLE WATER DEPARTMENT CLARKSVILLE, TN · 251,864 people · Surface Water TENNESSEE AMERICAN WATER CHATTANOOGA, TN · 207,046 people · Surface Water FIRST U.D. OF KNOX COUNTY KNOXVILLE, TN · 115,531 people · Surface Water KINGSPORT WATER DEPT KINGSPORT, TN · 107,739 people · Surface Water JOHNSON CITY WATER DEPT JOHNSON CITY, TN · 105,057 people · Surface Water CLEVELAND UTILITIES CLEVELAND, TN · 95,087 people · Surface Water JACKSON WATER SYSTEM JACKSON, TN · 91,111 people · Groundwater COLUMBIA POWER AND WATER SYSTEMS COLUMBIA, TN · 84,617 people · Surface Water HALLSDALE-POWELL U.D. KNOXVILLE, TN · 84,315 people · Surface Water WEST KNOX UTILITY DISTRICT KNOXVILLE, TN · 77,825 people · Surface Water FRANKLIN WATER DEPT FRANKLIN, TN · 77,222 people · Surface Water WATER AUTH OF DICKSON COUNTY DICKSON, TN · 68,675 people · Surface Water HIXSON UTILITY DISTRICT HIXSON, TN · 68,306 people · Groundwater GALLATIN WATER DEPARTMENT GALLATIN, TN · 65,964 people · Surface Water HARPETH VALLEY U.D. NASHVILLE, TN · 65,518 people · Surface Water LEBANON WATER SYSTEM LEBANON, TN · 60,669 people · Surface Water EASTSIDE UTILITY DISTRICT CHATTANOOGA, TN · 59,612 people · Surface Water HENDERSONVILLE U.D. HENDERSONVILLE, TN · 59,034 people · Surface Water COLLIERVILLE WATER DEPT COLLIERVILLE, TN · 51,972 people · Groundwater COOKEVILLE WATER DEPT COOKEVILLE, TN · 48,711 people · Surface Water KNOX-CHAPMAN UTILITY DISTRICT KNOXVILLE, TN · 41,311 people · Surface Water LA VERGNE WATER SYSTEM LAVERGNE, TN · 38,730 people · Surface Water MILCROFTON UTILITY DISTRICT FRANKLIN, TN · 38,032 people · Surface Water Purchased GERMANTOWN WATER DEPT GERMANTOWN, TN · 37,738 people · Groundwater BRISTOL DEPARTMENT OF UTILITIES BRISTOL, TN · 37,648 people · Surface Water ALCOA WATER SYSTEM ALCOA, TN · 35,238 people · Surface Water LENOIR CITY UTILITY BOARD LENOIR CITY, TN · 34,786 people · Surface Water CROSSVILLE WATER DEPT CROSSVILLE, TN · 33,135 people · Surface Water JONESBOROUGH WATER DEPT JONESBOROUGH, TN · 33,069 people · Surface Water ELIZABETHTON WATER DEPT ELIZABETHTON, TN · 32,490 people · Surface Water Purchased BRENTWOOD WATER DEPARTMENT BRENTWOOD, TN · 30,493 people · Surface Water Purchased LAFOLLETTE UTILITIES BOARD LAFOLLETTE, TN · 27,637 people · Surface Water GREENEVILLE WATER COMMISSION GREENEVILLE, TN · 26,657 people · Surface Water ATHENS UTILITIES BOARD ATHENS, TN · 26,424 people · Surface Water LEXINGTON WATER SYSTEMS LEXINGTON, TN · 26,322 people · Surface Water DAYTON WATER DEPT DAYTON, TN · 25,054 people · Surface Water LEWISBURG WATER SYSTEM LEWISBURG, TN · 24,569 people · Surface Water CUMBERLAND PLATEAU WATER AUTHORITY CROSSVILLE, TN · 22,673 people · Surface Water LAFAYETTE WATER SYSTEM LAFAYETTE, TN · 21,551 people · Surface Water LAWRENCEBURG UTILITY SYSTEMS LAWRENCEBURG, TN · 21,244 people · Surface Water FIRST U.D. OF HAWKINS COUNTY CHURCH HILL, TN · 20,851 people · Surface Water NORTHWEST UTILITY DISTRICT SODDY DAISY, TN · 20,794 people · Surface Water DYERSBURG WATER DEPT DYERSBURG, TN · 19,970 people · Groundwater GLADEVILLE UTILITY DISTRICT GLADEVILLE, TN · 19,813 people · GWUDI POPLAR GROVE UTILITY DISTRICT MUNFORD, TN · 19,599 people · Groundwater ALPHA-TALBOTT UTILITY DISTRICT TALBOTT, TN · 19,075 people · Surface Water Purchased MCMINNVILLE WATER DEPT MCMINNVILLE, TN · 19,029 people · Surface Water CLINTON UTILITIES BOARD CLINTON, TN · 18,772 people · Surface Water EAST MONTGOMERY U.D. CLARKSVILLE, TN · 18,382 people · Surface Water Purchased DEKALB UTILITY DISTRICT #1 SMITHVILLE, TN · 17,960 people · Surface Water GLEN HILLS UTILITY DISTRICT GREENEVILLE, TN · 17,355 people · Surface Water Purchased FENTRESS COUNTY U.D. JAMESTOWN, TN · 16,845 people · Surface Water Purchased HARRIMAN UTILITY BOARD HARRIMAN, TN · 16,653 people · Surface Water CLAIBORNE UTILITIES DISTRICT NEW TAZEWELL, TN · 16,135 people · Surface Water CUNNINGHAM UTILITY DISTRICT CLARKSVILLE, TN · 16,068 people · Surface Water Purchased LOUDON UTILITIES BOARD LOUDON, TN · 16,047 people · Surface Water LIVINGSTON WATER DEPT LIVINGSTON, TN · 15,733 people · Surface Water BLOUNTVILLE UTILITY DISTRICT BLOUNTVILLE, TN · 15,647 people · Surface Water Purchased LAGUARDO UTILITY DISTRICT LEBANON, TN · 15,595 people · GWUDI CHUCKEY UTILITY DISTRICT GREENEVILLE, TN · 14,369 people · Surface Water Purchased COVINGTON WATER DEPT COVINGTON, TN · 14,334 people · Groundwater CASTALIAN SPRINGS-BETHPAGE U.D. BETHPAGE, TN · 14,184 people · Surface Water Purchased FAYETTEVILLE PUBLIC UTILITIES FAYETTEVILLE, TN · 13,908 people · Surface Water BLOOMINGDALE UTILITY DISTRICT KINGSPORT, TN · 13,318 people · Surface Water MARSHALL CO B.P.U. #1 LEWISBURG, TN · 13,257 people · Surface Water Purchased BON AQUA-LYLES U.D. LYLES, TN · 12,952 people · Surface Water ETOWAH UTILITIES ETOWAH, TN · 12,851 people · Surface Water BROWNSVILLE WATER DEPARTMENT BROWNSVILLE, TN · 12,845 people · Groundwater HUNTSVILLE UTILITY DISTRICT HUNTSVILLE, TN · 12,516 people · Surface Water HOHENWALD WATER SYSTEM HOHENWALD, TN · 12,475 people · Groundwater ERWIN UTILITIES AUTHORITY ERWIN, TN · 12,236 people · GWUDI SOUTH CUMBERLAND U.D. CROSSVILLE, TN · 12,233 people · Surface Water Purchased KINGSTON WATER SYSTEM KINGSTON, TN · 11,392 people · Surface Water CARYVILLE-JACKSBORO UTILITIES COMMISSION JACKSBORO, TN · 11,079 people · Surface Water CENTERVILLE WATER SYSTEM CENTERVILLE, TN · 11,011 people · Surface Water HARTSVILLE-TROUSDALE W&S U.D. HARTSVILLE, TN · 10,562 people · Surface Water LUTTRELL-BLAINE-CORRYTON U.D. LUTTRELL, TN · 10,529 people · Surface Water BEAN STATION UTILITY DISTRICT BEAN STATION, TN · 10,378 people · Surface Water Purchased ALGOOD WATER SYSTEM ALGOOD, TN · 10,042 people · Surface Water Purchased ARTHUR-SHAWANEE UTILITY DISTRICT NEW TAZEWELL, TN · 10,037 people · Surface Water CAMDEN WATER DEPT CAMDEN, TN · 10,013 people · Surface Water ADAMSVILLE WATER SYSTEM ADAMSVILLE, TN · 9,985 people · Groundwater DANDRIDGE WATER MGMT FACILITY DANDRIDGE, TN · 9,931 people · Surface Water Purchased HUMBOLDT UTILITIES-WATER DEPT HUMBOLDT, TN · 9,908 people · Groundwater DUNLAP WATER SYSTEM DUNLAP, TN · 9,782 people · Surface Water JEFFERSON CITY W&S COMM JEFFERSON CITY, TN · 9,764 people · Surface Water JASPER WATER DEPT JASPER, TN · 9,702 people · Surface Water LINDEN WATER DEPT LINDEN, TN · 9,568 people · Surface Water GREENBRIER WATER & SEWER DEPT GREENBRIER, TN · 9,230 people · Surface Water Purchased BIG CREEK UTILITY DISTRICT ALTAMONT, TN · 9,211 people · Surface Water ATOKA WATER SYSTEM ATOKA, TN · 9,197 people · Groundwater Purchased ASHLAND CITY WATER DEPARTMENT ASHLAND CITY, TN · 9,173 people · Surface Water FIRST U.D. OF CARTER COUNTY ELIZABETHTON, TN · 9,143 people · GWUDI COOKEVILLE BOAT DOCK RD U.D. COOKEVILLE, TN · 8,966 people · Surface Water Purchased HENDERSON WATER DEPT JACKSON, TN · 8,924 people · Groundwater GATLINBURG WATER DEPT GATLINBURG, TN · 8,877 people · Surface Water BYRDSTOWN WATER DEPARTMENT BYRDSTOWN, TN · 8,658 people · Surface Water COUNTY WIDE UTILITY DISTRICT ALAMO, TN · 8,528 people · Groundwater CROSS ANCHOR UTILITY DISTRICT GREENEVILLE, TN · 8,449 people · Surface Water Purchased ERIN WATER DEPARTMENT ERIN, TN · 8,239 people · Surface Water DEWHITE UTILITY DISTRICT SPARTA, TN · 8,219 people · Surface Water Purchased BANGHAM UTILITY DISTRICT COOKEVILLE, TN · 7,906 people · Surface Water Purchased METRO LYNCHBURG/MOORE CO U.D. #1 LYNCHBURG, TN · 7,895 people · Surface Water BAXTER WATER DEPARTMENT BAXTER, TN · 7,781 people · Surface Water Purchased CENTER GROVE-WINCHESTER SPRINGS ESTILL SPRINGS, TN · 6,916 people · GWUDI DOUBLE SPRINGS U.D. COOKEVILLE, TN · 6,567 people · Surface Water Purchased UNION FORK-BAKEWELL U.D. BAKEWELL, TN · 6,464 people · Groundwater DECATUR WATER DEPT DECATUR, TN · 6,451 people · GWUDI BRISTOL-BLUFF CITY U.D. COOKEVILLE, TN · 6,268 people · Surface Water BOLIVAR WATER SYSTEM BOLIVAR, TN · 6,251 people · Groundwater OLD GAINESBORO ROAD U.D. COOKEVILLE, TN · 6,214 people · Surface Water Purchased HUNTINGDON WATER DEPT HUNTINGDON, TN · 6,167 people · Groundwater NORTH STEWART UTILITY DISTRICT DOVER, TN · 5,983 people · Surface Water WEST ROBERTSON WATER AUTHORITY ADAMS, TN · 5,915 people · Surface Water NORTH GREENE UTILITIES, INC. GREENEVILLE, TN · 5,604 people · Surface Water CELINA WATER SYSTEM CELINA, TN · 5,510 people · Surface Water MCKENZIE WATER DEPT MCKENZIE, TN · 5,495 people · Groundwater FRIENDSVILLE WATER WORKS FRIENDSVILLE, TN · 5,437 people · Surface Water Purchased HALLS WATER SYSTEM HALLS, TN · 5,287 people · Groundwater JELLICO UTILITIES AUTHORITY JELLICO, TN · 5,056 people · Surface Water DECHERD WATER DEPT DECHERD, TN · 4,809 people · GWUDI LEOMA UTILITY DISTRICT LEOMA, TN · 4,808 people · Groundwater LORETTO WATER DEPARTMENT LORETTO, TN · 4,773 people · GWUDI LOBELVILLE WATER DEPT LOBELVILLE, TN · 4,752 people · Surface Water NORTH OVERTON UTILITY DISTRICT ALLONS, TN · 4,729 people · Surface Water Purchased ESTILL SPRINGS WATER DEPT ESTILL SPRINGS, TN · 4,317 people · GWUDI CLIFTON WATER DEPT CLIFTON, TN · 4,110 people · Surface Water ALLARDT WATER WORKS ALLARDT, TN · 4,058 people · Surface Water Purchased DOVER WATER DEPT DOVER, TN · 4,037 people · Surface Water NORTHEAST LAWRENCE U.D. LAWRENCEBURG, TN · 4,017 people · Groundwater FALL RIVER RD UTILITY DISTRICT LAWRENCEBURG, TN · 3,988 people · GWUDI ENGLEWOOD WATER DEPT ENGLEWOOD, TN · 3,742 people · Surface Water BRIGHTON WATER SYSTEM BRIGHTON, TN · 3,715 people · Groundwater Purchased CARTHAGE WATER SYSTEM CARTHAGE, TN · 3,624 people · Surface Water MCEWEN WATERWORKS MCEWEN, TN · 3,594 people · Groundwater CUMBERLAND HEIGHTS U.D. CLARKSVILLE, TN · 3,561 people · Surface Water Purchased DYERSBURG SUBURBAN C.U.D. DYERSBURG, TN · 3,538 people · Groundwater HAMPTON UTILITY DISTRICT HAMPTON, TN · 3,529 people · Groundwater CHAPEL HILL WATER SYSTEM CHAPEL HILL, TN · 3,426 people · Surface Water Purchased DRESDEN WATER DEPT DRESDEN, TN · 3,381 people · Groundwater WEST TN STATE PENITENTIARY HENNING, TN · 3,250 people · Groundwater ELBRIDGE WATER ASSOCIATION HORNBEAK, TN · 3,239 people · Groundwater CORDELL HULL UTILITY DISTRICT RIDDLETON, TN · 3,220 people · Surface Water Purchased COLLINWOOD WATER DEPT COLLINWOOD, TN · 3,131 people · GWUDI JAMESTOWN WATER DEPT JAMESTOWN, TN · 3,078 people · Surface Water ALAMO WATER DEPARTMENT ALAMO, TN · 3,050 people · Groundwater CALHOUN-CHARLESTON U.D. CALHOUN, TN · 2,895 people · Surface Water Purchased DYER WATER DEPT DYER, TN · 2,783 people · Groundwater BLUFF CITY WATER DEPARTMENT BLUFF CITY, TN · 2,763 people · GWUDI