| 1 | CWM WATER AUTHORITY Dickinson | Dickinson | Surface Water | 58 | 1,749 | Yes |
| 2 | DEKALB-JACKSON WATER SUPPLY DISTRICT Ider | Ider | Surface Water | 40 | 15,531 | Yes |
| 3 | MARION COUNTY PUBLIC WATER AUTHORITY Hamilton | Hamilton | Surface Water | 22 | 3,660 | Yes |
| 4 | DOUBLE SPRINGS, TOWN OF W&S BOARD Double Springs | Double Springs | Surface Water | 21 | 6,075 | Yes |
| 5 | SWEET WATER, THE WW & SB OF THE TOWN OF Sweetwater | Sweetwater | Groundwater | 20 | 465 | Yes |
| 6 | GILBERTOWN, UTILITIES BOARD OF TOWN OF Gilbertown | Gilbertown | Groundwater | 18 | 8,157 | Yes |
| 7 | PRICHARD WATER WORKS BOARD Prichard | Prichard | Surface Water | 15 | 28,803 | Yes |
| 8 | OLDE MILL TRACE S/D Birmingham | Birmingham | Groundwater | 15 | 394 | Yes |
| 9 | ELBA (WW&EB OF THE CITY OF) Elba | Elba | Groundwater | 14 | 5,361 | Yes |
| 10 | GLEN ALLEN WATER SYSTEM Glen Allen | Glen Allen | Surface Water | 11 | 1,500 | Yes |
| 11 | PERDIDO BAY WATER, SEWER & FPD Elberta | Elberta | Groundwater | 10 | 12,765 | Yes |
| 12 | JACKSON COUNTY WATER AUTHORITY Scottsboro | Scottsboro | Surface Water | 10 | 7,800 | Yes |
| 13 | WILCOX COUNTY WATER AND SEWER DISTRICT Camden | Camden | Surface Water | 10 | 6,144 | Yes |
| 14 | NORTH CLARKE WATER AUTHORITY Thomasville | Thomasville | Groundwater | 10 | 984 | Yes |
| 15 | US ARMY GARRISON-REDSTONE ARSENAL Redstone Arsenal | Redstone Arsenal | Surface Water | 8 | 44,472 | Yes |
| 16 | TUSKEGEE, UTILITIES BOARD OF THE CITY OF Tuskegee | Tuskegee | Surface Water | 8 | 12,900 | Yes |
| 17 | VERNON WATER AND SEWER BOARD Vernon | Vernon | Groundwater | 8 | 9,801 | Yes |
| 18 | THOMASVILLE WATER WORKS & SEWER BOARD Thomasville | Thomasville | Surface Water | 8 | 6,897 | Yes |
| 19 | BUTLER WATER SYSTEM Butler | Butler | Groundwater | 8 | 4,590 | Yes |
| 20 | MID-CENTRAL WATER AUTHORITY Fulton | Fulton | Surface Water | 8 | 2,325 | Yes |
| 21 | CURRY WATER AUTHORITY Jasper | Jasper | Surface Water | 7 | 18,060 | Yes |
| 22 | LYNN WATER WORKS Lynn | Lynn | Surface Water | 7 | 1,896 | Yes |
| 23 | TUSCALOOSA WATER & SEWER Tuscaloosa | Tuscaloosa | Surface Water | 6 | 166,524 | Yes |
| 24 | STAR-MINDINGALL WATER AUTHORITY Tuskegee | Tuskegee | Surface Water | 5 | 1,962 | Yes |
| 25 | MOBILE, BD. OF W&S COMM. OF THE CITY OF Mobile | Mobile | Surface Water | 4 | 279,000 | Yes |
| 26 | WARRIOR RIVER WATER AUTHORITY Bessemer | Bessemer | Surface Water | 4 | 38,700 | Yes |
| 27 | OXFORD WATER WORKS & SEWER BOARD Oxford | Oxford | Surface Water | 4 | 29,556 | Yes |
| 28 | BLOUNT COUNTY WATER AUTHORITY Cleveland | Cleveland | Surface Water | 4 | 19,074 | Yes |
| 29 | BUTLER COUNTY WATER AUTHORITY Greenville | Greenville | Groundwater | 4 | 14,052 | Yes |
| 30 | EXCEL, TOWN OF Excel | Excel | Groundwater | 4 | 3,600 | Yes |
| 31 | THORSBY WATER WORKS BOARD Thorsby | Thorsby | Groundwater | 4 | 3,579 | Yes |
| 32 | WOODLAND WATER BOARD Woodland | Woodland | Surface Water | 4 | 1,527 | Yes |
| 33 | MT ANDREW WATER AUTHORITY Midway | Midway | Groundwater | 4 | 660 | Yes |
| 34 | SHEFFIELD UTITLIES, CITY OF SHEFFIELD DB Sheffield | Sheffield | Surface Water | 3 | 13,758 | Yes |
| 35 | WINFIELD WATER WORKS & SEWER BOARD Winfield | Winfield | Surface Water | 3 | 8,631 | Yes |
| 36 | WEST ETOWAH WATER & FIRE PRO AUTHORITY Attalla | Attalla | Surface Water | 3 | 6,900 | Yes |
| 37 | SOUTH CRENSHAW COUNTY WATER AUTHORITY Brantley | Brantley | Groundwater | 3 | 6,075 | Yes |
| 38 | BOLDO WATER & FIRE PROT. AUTHORITY Jasper | Jasper | Surface Water | 3 | 4,857 | Yes |
| 39 | LINEVILLE WATER WORKS BOARD Lineville | Lineville | Surface Water | 3 | 3,420 | Yes |
| 40 | UNION GROVE UTILITY BOARD Union Grove | Union Grove | Surface Water | 3 | 3,045 | Yes |
| 41 | MILLERVILLE WATER & FIRE PRO AUTHORITY Millerville | Millerville | Surface Water | 3 | 1,545 | Yes |
| 42 | LAGRANGE MOUNTAIN WATER AUTHORITY Leighton | Leighton | Groundwater | 3 | 1,242 | Yes |
| 43 | RIVER FALLS, TOWN OF River Falls | River Falls | Groundwater | 3 | 1,035 | Yes |
| 44 | CHOCTAW-EDNA WATER AUTHORITY, INC. Pennington | Pennington | Groundwater | 3 | 819 | Yes |
| 45 | BREWTON WATER WORKS Brewton | Brewton | Groundwater | 2 | 11,430 | Yes |
| 46 | WETUMPKA, THE WW & SB OF THE CITY OF Wetumpka | Wetumpka | Surface Water | 2 | 10,137 | Yes |
| 47 | DALEVILLE, THE WWSB OF THE CITY OF Daleville | Daleville | Groundwater | 2 | 10,014 | Yes |
| 48 | MACON COUNTY WATER AUTHORITY Tuskegee | Tuskegee | Surface Water | 2 | 6,951 | Yes |
| 49 | EUTAW WATER DEPARTMENT Eutaw | Eutaw | Groundwater | 2 | 4,764 | Yes |
| 50 | WEST BLOCTON, TOWN OF West Blocton | West Blocton | Groundwater | 2 | 4,629 | Yes |
| 51 | LAFAYETTE WATER WORKS Lafayette | Lafayette | Surface Water | 2 | 4,047 | Yes |
| 52 | DADEVILLE WATER WORKS & SEWAGE BOARD Dadeville | Dadeville | Surface Water | 2 | 4,020 | Yes |
| 53 | GEORGIANA, THE WW&SB OF THE CITY OF Georgiana | Georgiana | Groundwater | 2 | 2,889 | Yes |
| 54 | COFFEEVILLE WATER WORKS, TOWN OF Coffeeville | Coffeeville | Groundwater | 2 | 2,730 | Yes |
| 55 | CLAYTON WATER WORKS & SEWER Clayton | Clayton | Groundwater | 2 | 2,064 | Yes |
| 56 | CHEROKEE WATER & GAS DEPARTMENT Cherokee | Cherokee | Surface Water | 2 | 1,992 | Yes |
| 57 | BRILLIANT, THE UB OF THE TOWN Brilliant | Brilliant | Surface Water | 2 | 1,590 | Yes |
| 58 | RIVERVIEW WATER WORKS East Brewton | East Brewton | Groundwater | 2 | 903 | Yes |
| 59 | OPELIKA, WW BD. OF THE CITY OF Opelika | Opelika | Surface Water | 1 | 45,621 | Yes |
| 60 | MOBILE COUNTY WATER & FIRE PRO AUTHORITY Theodore | Theodore | Groundwater | 1 | 39,573 | Yes |
| 61 | RUSSELL COUNTY WATER AUTHORITY Phenix City | Phenix City | Surface Water | 1 | 16,923 | Yes |
| 62 | COLBERT COUNTY RURAL WATER SYSTEM Tuscumbia | Tuscumbia | Surface Water | 1 | 13,395 | Yes |
| 63 | HOLTVILLE WATER SYSTEM Deatsville | Deatsville | Surface Water | 1 | 12,600 | Yes |
| 64 | BEULAH UTILITIES DISTRICT Valley | Valley | Surface Water | 1 | 10,389 | Yes |
| 65 | MONTEVALLO WATER WORKS & SEWER Montevallo | Montevallo | Surface Water | 1 | 9,741 | Yes |
| 66 | ARLEY, TOWN OF Arley | Arley | Surface Water | 1 | 8,673 | Yes |
| 67 | CENTRE WATER & SEWER BOARD Centre | Centre | Surface Water | 1 | 7,050 | Yes |
| 68 | SNEAD WATER WORKS, TOWN OF Snead | Snead | Groundwater | 1 | 6,111 | Yes |
| 69 | CHISHOLM HEIGHTS WATER & F P AUTHORITY Florence | Florence | Surface Water | 1 | 4,881 | Yes |
| 70 | STEVENSON, UTIL. BOARD OF THE TOWN OF Stevenson | Stevenson | Groundwater | 1 | 4,101 | Yes |
| 71 | BRUNDIDGE WATER DEPARTMENT Brundige | Brundige | Groundwater | 1 | 3,672 | Yes |
| 72 | COTTONWOOD WATER WORKS Cottonwood | Cottonwood | Groundwater | 1 | 3,570 | Yes |
| 73 | GOODWATER WTR WORKS & SEWER BD, CITY OF Goodwater | Goodwater | Surface Water | 1 | 2,550 | Yes |
| 74 | HACKLEBURG WATER & SEWER BOARD Hackleburg | Hackleburg | Surface Water | 1 | 2,505 | Yes |
| 75 | FORT DEPOSIT WATER & SEWER BOARD Fort Deposit | Fort Deposit | Groundwater | 1 | 2,250 | Yes |
| 76 | KELLYTON WATER SYSTEM Kellyton | Kellyton | Surface Water | 1 | 1,965 | Yes |
| 77 | MT. VERNON, TOWN OF Mt. Vernon | Mt. Vernon | Groundwater | 1 | 1,878 | Yes |
| 78 | STEELE WATER WORKS BOARD Steele | Steele | Surface Water | 1 | 1,722 | Yes |
| 79 | LEROY WATER AUTHORITY Leroy | Leroy | Groundwater | 1 | 1,710 | Yes |
| 80 | ARITON WATER WORKS BOARD (TOWN OF) Ariton | Ariton | Groundwater | 1 | 1,263 | Yes |
| 81 | RAY WATER AUTHORITY Alexander City | Alexander City | Surface Water | 1 | 1,257 | Yes |
| 82 | LEIGHTON, WSB OF THE TOWN OF Leighton | Leighton | Groundwater | 1 | 1,203 | Yes |
| 83 | WADLEY UTILITIES BOARD Wadley | Wadley | Surface Water | 1 | 1,149 | Yes |
| 84 | WATER WORKS, INC. Bessemer | Bessemer | Groundwater | 1 | 594 | Yes |
| 85 | REPTON WATER WORKS Repton | Repton | Groundwater | 1 | 510 | Yes |
| 86 | KANSAS WATER SYSTEM Kansas | Kansas | Groundwater | 1 | 318 | Yes |
| 87 | POLLARD (TOWN OF) Pollard | Pollard | Groundwater | 1 | 216 | Yes |