Water Quality in Mississippi
1,012 water systems • 360 cities • EPA SDWIS Data
1,012
Water Systems
25,296
Total Violations
2,328
Health-Based Violations
3,200,594
Population Served
Overview
Mississippi has 1,012 active community water systems serving 3,200,594 people. These systems have accumulated 25,296 EPA Safe Drinking Water Act violations on record, of which 2,328 are health-based violations (meaning a contaminant exceeded safe levels).
Common contaminants found in violations: Chlorine Dioxide, Nitrate, Stage 2 DBP, Barium, Gross Alpha, E. coli, TTHM, Total Haloacetic Acids (HAA5), Total Organic Carbon, Contaminant 4002.
Cities with Most Violations in Mississippi
| # | City | Violations | Health-Based | Water Systems | Population |
|---|---|---|---|---|---|
| 1 | Starkville | 665 | 4 | 14 | 49,060 |
| 2 | Charleston | 568 | 32 | 9 | 6,718 |
| 3 | Des Peres | 538 | 23 | 26 | 22,920 |
| 4 | Terry | 446 | 10 | 3 | 3,259 |
| 5 | Brandon | 384 | 7 | 10 | 56,255 |
| 6 | Duck Hill | 378 | 0 | 1 | 924 |
| 7 | Indianola | 361 | 1 | 1 | 9,464 |
| 8 | Gallman | 347 | 5 | 4 | 5,816 |
| 9 | Como | 327 | 6 | 3 | 4,172 |
| 10 | Lexington | 308 | 5 | 10 | 9,622 |
Largest Cities in Mississippi
| # | City | Population | Violations | Water Systems |
|---|---|---|---|---|
| 1 | Jackson | 218,596 | 151 | 4 |
| 2 | Hattiesburg | 104,225 | 90 | 10 |
| 3 | Gulfport | 85,703 | 106 | 11 |
| 4 | Canton | 80,862 | 85 | 8 |
| 5 | Oxford | 66,436 | 184 | 11 |
| 6 | Olive Branch | 64,482 | 37 | 3 |
| 7 | Meridian | 58,207 | 112 | 8 |
| 8 | Brandon | 56,255 | 384 | 10 |
| 9 | Southaven | 56,000 | 7 | 1 |
| 10 | Vicksburg | 55,815 | 72 | 6 |
All Cities in Mississippi
| City | Population | Violations | Health Violations | Contaminants |
|---|---|---|---|---|
| Jackson | 218,596 | 151 | 127 | Bromate, Chlorine Dioxide, Disinfection Byproducts +3 more |
| Hattiesburg | 104,225 | 90 | 0 | |
| Gulfport | 85,703 | 106 | 13 | Chlorine Dioxide, Stage 2 DBP |
| Canton | 80,862 | 85 | 7 | Stage 2 DBP |
| Oxford | 66,436 | 184 | 9 | Chlorine Dioxide, Gross Alpha, Stage 2 DBP |
| Olive Branch | 64,482 | 37 | 9 | Stage 2 DBP, Total Organic Carbon |
| Meridian | 58,207 | 112 | 0 | |
| Brandon | 56,255 | 384 | 7 | Chlorine Dioxide, Stage 2 DBP |
| Southaven | 56,000 | 7 | 0 | |
| Vicksburg | 55,815 | 72 | 29 | Stage 2 DBP, TTHM |
| Ocean Springs | 54,852 | 54 | 2 | Chlorine Dioxide, Stage 2 DBP |
| Columbus | 54,401 | 123 | 1 | Stage 2 DBP |
| Starkville | 49,060 | 665 | 4 | Gross Alpha, Stage 2 DBP |
| Biloxi | 46,637 | 43 | 2 | Chlorine Dioxide, Stage 2 DBP |
| Laurel | 43,419 | 136 | 0 | |
| Ridgeland | 41,384 | 171 | 17 | Stage 2 DBP, Total Haloacetic Acids (HAA5) |
| Tupelo | 39,444 | 284 | 2 | Stage 2 DBP |
| Greenville | 36,842 | 127 | 25 | Chlorine Dioxide, TTHM, Total Haloacetic Acids (HAA5) |
| Pascagoula | 35,275 | 73 | 6 | Stage 2 DBP |
| Pearl | 33,203 | 50 | 2 | Stage 2 DBP |
| Flowood | 31,949 | 20 | 0 | |
| Grenada | 30,245 | 195 | 61 | Chlorine Dioxide, TTHM |
| Hernando | 29,742 | 85 | 6 | Stage 2 DBP |
| Horn Lake | 29,061 | 41 | 0 | |
| Greenwood | 27,924 | 69 | 0 | |
| Petal | 27,906 | 78 | 2 | Stage 2 DBP |
| Pontotoc | 27,290 | 156 | 8 | Stage 2 DBP |
| Brookhaven | 26,034 | 57 | 1 | Stage 2 DBP |
| Mccomb | 25,058 | 122 | 8 | Chlorine Dioxide, Disinfection Byproducts, Stage 2 DBP |
| Clinton | 25,000 | 11 | 8 | TTHM, Total Haloacetic Acids (HAA5) |
| Philadelphia | 24,485 | 90 | 0 | |
| Mcneill | 22,952 | 153 | 0 | |
| Des Peres | 22,920 | 538 | 23 | Chlorine Dioxide, Disinfection Byproducts |
| West Point | 22,628 | 106 | 1 | Stage 2 DBP |
| Gautier | 22,253 | 18 | 0 | |
| Florence | 21,218 | 221 | 69 | Gross Alpha, Stage 2 DBP, TTHM +1 more |
| Corinth | 20,740 | 55 | 0 | |
| Booneville | 19,497 | 101 | 6 | Chlorine Dioxide, Stage 2 DBP |
| Clarksdale | 18,849 | 232 | 75 | Stage 2 DBP, TTHM |
| Picayune | 18,804 | 70 | 3 | Stage 2 DBP |
| Long Beach | 18,514 | 6 | 0 | |
| Columbia | 18,211 | 101 | 2 | Stage 2 DBP |
| Kiln | 18,149 | 84 | 47 | Stage 2 DBP, TTHM, Total Haloacetic Acids (HAA5) |
| Cleveland | 17,892 | 26 | 4 | E. coli, Gross Alpha |
| Saltillo | 17,826 | 86 | 0 | |
| Forest | 17,786 | 81 | 29 | Stage 2 DBP, TTHM, Total Haloacetic Acids (HAA5) |
| New Albany | 17,396 | 43 | 0 | |
| Amory | 17,291 | 61 | 0 | |
| Madison | 16,735 | 34 | 0 | |
| Lucedale | 16,563 | 105 | 0 | |
| Tylertown | 16,403 | 25 | 0 | |
| Carthage | 16,326 | 80 | 1 | Stage 2 DBP |
| Washington | 16,175 | 12 | 0 | |
| Louisville | 15,986 | 89 | 0 | |
| Natchez | 15,705 | 19 | 1 | Chlorine Dioxide |
| Iuka | 15,486 | 55 | 0 | |
| Batesville | 15,285 | 112 | 4 | Chlorine Dioxide, Stage 2 DBP |
| Raymond | 15,048 | 104 | 86 | TTHM, Total Haloacetic Acids (HAA5) |
| Glen | 15,000 | 4 | 0 | |
| Mississippi State | 15,000 | 22 | 0 | |
| Kosciusko | 14,576 | 56 | 0 | |
| Ripley | 14,337 | 81 | 0 | |
| Crystal Springs | 14,152 | 30 | 1 | Stage 2 DBP |
| Mount Olive | 13,432 | 26 | 0 | |
| Waynesboro | 13,391 | 170 | 76 | Stage 2 DBP, TTHM |
| Ellisville | 13,261 | 59 | 0 | |
| D'Iberville | 12,721 | 9 | 0 | |
| Diamondhead | 12,577 | 13 | 0 | |
| Moss Point | 12,524 | 28 | 3 | Chlorine Dioxide, Stage 2 DBP |
| Fulton | 12,490 | 21 | 1 | Stage 2 DBP |
| Pass Christian | 12,426 | 20 | 0 | |
| Flora | 12,312 | 102 | 56 | TTHM, Total Haloacetic Acids (HAA5) |
| Walls | 12,297 | 39 | 0 | |
| Senatobia | 12,082 | 202 | 4 | Chlorine Dioxide, Stage 2 DBP |
| Quitman | 11,715 | 75 | 2 | TTHM |
| Wiggins | 11,587 | 246 | 5 | Stage 2 DBP |
| Yazoo City | 11,557 | 68 | 0 | |
| Tunica | 11,379 | 23 | 1 | Stage 2 DBP |
| Magee | 10,754 | 45 | 0 | |
| Bailey | 10,544 | 8 | 0 | |
| Mooreville | 10,426 | 36 | 3 | Gross Alpha |
| Water Valley | 10,265 | 88 | 0 | |
| Houston | 10,029 | 61 | 0 | |
| Yazoo | 9,913 | 16 | 3 | Stage 2 DBP |
| Hollky Springs | 9,779 | 19 | 0 | |
| Winona | 9,772 | 106 | 8 | Chlorine Dioxide, Stage 2 DBP |
| Prentiss | 9,732 | 51 | 1 | Stage 2 DBP |
| Lumberton | 9,716 | 78 | 5 | Chlorine Dioxide, Stage 2 DBP |
| Moselle | 9,692 | 19 | 0 | |
| Nettleton | 9,633 | 24 | 1 | Stage 2 DBP |
| Lexington | 9,622 | 308 | 5 | Chlorine Dioxide, Stage 2 DBP |
| Purvis | 9,607 | 20 | 1 | Stage 2 DBP |
| Bay Springs | 9,576 | 86 | 2 | Chlorine Dioxide |
| Richton | 9,542 | 105 | 5 | Chlorine Dioxide, Gross Alpha, Stage 2 DBP |
| Indianola | 9,464 | 361 | 1 | Chlorine Dioxide |
| Byhalia | 9,419 | 42 | 1 | Chlorine Dioxide |
| Nesbit | 9,388 | 77 | 8 | Chlorine Dioxide, Stage 2 DBP |
| Bay St Louis | 9,284 | 40 | 20 | TTHM |
| Pelahatchie | 8,950 | 45 | 2 | Stage 2 DBP |
| Eupora | 8,876 | 121 | 0 | |
| Woodville | 8,487 | 250 | 0 | |
| Leland | 8,361 | 121 | 4 | Chlorine Dioxide, Stage 2 DBP |
| Morton | 8,151 | 217 | 31 | Chlorine Dioxide, TTHM, Total Haloacetic Acids (HAA5) |
| Baldwyn | 8,068 | 59 | 0 | |
| Bruce | 7,935 | 43 | 0 | |
| Aberdeen | 7,783 | 26 | 0 | |
| Summit | 7,361 | 59 | 5 | Chlorine Dioxide, Stage 2 DBP |
| Belzoni | 7,326 | 250 | 5 | Chlorine Dioxide, Stage 2 DBP |
| Richland | 7,000 | 7 | 6 | Total Haloacetic Acids (HAA5) |
| Algoma | 6,879 | 27 | 2 | Stage 2 DBP |
| Taylorsville | 6,864 | 63 | 2 | Stage 2 DBP |
| Decatur | 6,718 | 58 | 1 | Stage 2 DBP |
| Charleston | 6,718 | 568 | 32 | Barium, Stage 2 DBP |
| Caledonia | 6,589 | 23 | 0 | |
| Carriere | 6,455 | 6 | 0 | |
| Meadville | 6,446 | 101 | 14 | Chlorine Dioxide, Stage 2 DBP |
| Newton | 6,433 | 47 | 0 | |
| Waveland | 6,400 | 21 | 5 | Chlorine Dioxide, Stage 2 DBP |
| Shannon | 6,249 | 81 | 0 | |
| Sebastopol | 6,207 | 8 | 0 | |
| Sardis | 6,000 | 42 | 0 | |
| Raleigh | 5,970 | 100 | 40 | TTHM |
| Toomsuba | 5,922 | 20 | 0 | |
| Calhoun City | 5,906 | 212 | 7 | Barium, Stage 2 DBP |
| Okolona | 5,881 | 85 | 3 | Chlorine Dioxide |
| Boyle | 5,832 | 51 | 0 | |
| Gallman | 5,816 | 347 | 5 | Stage 2 DBP |
| Tremont | 5,576 | 39 | 1 | Stage 2 DBP |
| Macon | 5,574 | 40 | 2 | Stage 2 DBP |
| Itta Bena | 5,394 | 72 | 4 | Chlorine Dioxide |
| Ruth | 5,349 | 18 | 0 | |
| Magnolia | 5,229 | 218 | 3 | Disinfection Byproducts, Stage 2 DBP |
| Collins | 5,205 | 33 | 1 | Stage 2 DBP |
| Ethel | 5,185 | 75 | 1 | Chlorine Dioxide |
| Monticello | 4,984 | 36 | 0 | |
| Whitfield | 4,950 | 27 | 0 | |
| Fayette | 4,898 | 118 | 17 | Chlorine Dioxide, E. coli |
| Preston | 4,892 | 42 | 0 | |
| Pinola | 4,877 | 16 | 0 | |
| Marks | 4,708 | 139 | 2 | Chlorine Dioxide, Stage 2 DBP |
| Stennis Space Center | 4,700 | 5 | 0 | |
| Buckatunna | 4,686 | 11 | 3 | Gross Alpha, Stage 2 DBP |
| Port Gibson | 4,642 | 182 | 8 | Chlorine Dioxide, E. coli, Stage 2 DBP |
| Seminary | 4,507 | 27 | 1 | Stage 2 DBP |
| Ackerman | 4,463 | 49 | 1 | Stage 2 DBP |
| Puckett | 4,453 | 20 | 0 | |
| Walnut | 4,416 | 41 | 0 | |
| Plantersville | 4,324 | 18 | 0 | |
| Noxapater | 4,313 | 16 | 0 | |
| Wheeler | 4,203 | 7 | 0 | |
| Como | 4,172 | 327 | 6 | Chlorine Dioxide, Gross Alpha, Stage 2 DBP |
| Sandersville | 4,120 | 99 | 39 | Stage 2 DBP, TTHM, Total Haloacetic Acids (HAA5) |
| Poplarville | 4,100 | 21 | 0 | |
| Hamilton | 4,029 | 42 | 0 | |
| Bassfield | 4,008 | 20 | 0 | |
| Liberty | 3,941 | 30 | 0 | |
| Utica | 3,933 | 102 | 2 | E. coli, Stage 2 DBP |
| Dekalb | 3,868 | 28 | 0 | |
| Courtland | 3,862 | 47 | 0 | |
| Burnsville | 3,791 | 15 | 0 | |
| Houlka | 3,753 | 34 | 2 | Stage 2 DBP |
| Myrtle | 3,753 | 19 | 0 | |
| Mantachie | 3,719 | 30 | 2 | Gross Alpha |
| Coffeeville | 3,677 | 38 | 2 | Stage 2 DBP |
| Star | 3,636 | 31 | 0 | |
| Mt Olive | 3,619 | 28 | 1 | Stage 2 DBP |
| Hazlehurst | 3,600 | 18 | 0 | |
| Guntown | 3,577 | 17 | 0 | |
| Stringer | 3,556 | 5 | 0 | |
| Sallis | 3,493 | 85 | 1 | Chlorine Dioxide |
| Gloster | 3,465 | 29 | 0 | |
| Jayess | 3,450 | 8 | 0 | |
| Union | 3,432 | 14 | 1 | Chlorine Dioxide |
| Falkner | 3,424 | 11 | 0 | |
| Collinsville | 3,403 | 13 | 0 | |
| Vardaman | 3,302 | 75 | 0 | |
| Columbus Afb | 3,300 | 9 | 0 | |
| Terry | 3,259 | 446 | 10 | Chlorine Dioxide, Stage 2 DBP, Total Haloacetic Acids (HAA5) |
| Dennis | 3,256 | 18 | 0 | |
| Rienzi | 3,245 | 26 | 0 | |
| Heidelberg | 3,176 | 22 | 0 | |
| Enid | 3,089 | 11 | 2 | Stage 2 DBP |
| Maben | 3,027 | 91 | 0 | |
| Alcorn State | 3,000 | 16 | 0 | |
| Blue Mountain | 2,986 | 25 | 1 | Stage 2 DBP |
| Pattison | 2,933 | 23 | 0 | |
| Durant | 2,932 | 11 | 1 | Chlorine Dioxide |
| Tchula | 2,887 | 62 | 0 | |
| Kilmichael | 2,819 | 34 | 1 | Stage 2 DBP |
| Brooksville | 2,816 | 17 | 2 | Chlorine Dioxide, Stage 2 DBP |
| Ashland | 2,811 | 33 | 0 | |
| Tutwiler | 2,809 | 299 | 122 | TTHM |
| Porterville | 2,791 | 13 | 1 | Stage 2 DBP |
| Verona | 2,747 | 11 | 0 | |
| Lena | 2,713 | 31 | 0 | |
| Blue Springs | 2,706 | 26 | 0 | |
| Hickory | 2,669 | 33 | 0 | |
| Sandy Hook | 2,666 | 5 | 0 | |
| West | 2,663 | 41 | 9 | TTHM |
| Ruleville | 2,657 | 15 | 1 | Stage 2 DBP |
| Leakesville | 2,616 | 15 | 0 | |
| New Hebron | 2,586 | 14 | 0 | |
| Dumas | 2,582 | 16 | 1 | Stage 2 DBP |
| Centreville | 2,582 | 39 | 0 | |
| Sandhill | 2,542 | 11 | 0 | |
| Drew | 2,538 | 59 | 7 | Chlorine Dioxide, Stage 2 DBP |
| Mathiston | 2,524 | 50 | 0 | |
| Mendenhall | 2,500 | 12 | 0 | |
| Parchman | 2,500 | 46 | 18 | Chlorine Dioxide, E. coli, Stage 2 DBP +2 more |
| Vaiden | 2,497 | 23 | 0 | |
| Perkinston | 2,480 | 24 | 0 | |
| Coldwater | 2,468 | 68 | 12 | Chlorine Dioxide, Stage 2 DBP |
| North Carrollton | 2,392 | 18 | 1 | Chlorine Dioxide |
| Kokomo | 2,344 | 12 | 0 | |
| Hollandale | 2,323 | 19 | 1 | Stage 2 DBP |
| Moorhead | 2,301 | 17 | 0 | |
| Foxworth | 2,281 | 22 | 0 | |
| Belmont | 2,250 | 6 | 0 | |
| Goodman | 2,240 | 79 | 3 | Chlorine Dioxide |
| Ecru | 2,215 | 22 | 0 | |
| Lorman | 2,162 | 21 | 1 | Chlorine Dioxide |
| Bogue Chitto | 2,162 | 11 | 0 | |
| Bolton | 2,143 | 60 | 16 | Chlorine Dioxide, TTHM |
| Crawford | 2,117 | 69 | 2 | Stage 2 DBP |
| Rolling Fork | 2,108 | 213 | 4 | Chlorine Dioxide, Stage 2 DBP |
| Greenwood Springs | 2,062 | 13 | 1 | Stage 2 DBP |
| Shelby | 1,998 | 33 | 1 | Stage 2 DBP |
| Sumrall | 1,998 | 5 | 0 | |
| Inverness | 1,988 | 49 | 1 | Stage 2 DBP |
| Weir | 1,986 | 21 | 0 | |
| Edwards | 1,980 | 53 | 39 | Contaminant 4002, TTHM, Total Haloacetic Acids (HAA5) |
| Harrisville | 1,967 | 5 | 0 | |
| Taylor | 1,962 | 12 | 0 | |
| Pheba | 1,911 | 9 | 0 | |
| Sunflower | 1,900 | 12 | 1 | Stage 2 DBP |
| Wesson | 1,891 | 48 | 19 | Chlorine Dioxide, Stage 2 DBP |
| Sturgis | 1,889 | 74 | 3 | Stage 2 DBP |
| Saucier | 1,853 | 10 | 1 | Stage 2 DBP |
| Golden | 1,848 | 6 | 0 | |
| Soso | 1,840 | 9 | 0 | |
| Hillsboro | 1,808 | 2 | 0 | |
| Benton | 1,785 | 75 | 15 | Total Haloacetic Acids (HAA5) |
| Abbeville | 1,782 | 74 | 4 | Chlorine Dioxide, Gross Alpha |
| Marion | 1,751 | 16 | 1 | Stage 2 DBP |
| Little Rock | 1,716 | 10 | 0 | |
| Mound Bayou | 1,711 | 34 | 1 | Stage 2 DBP |
| Rosedale | 1,708 | 50 | 1 | Stage 2 DBP |
| Clara | 1,690 | 15 | 1 | Disinfection Byproducts |
| Mchenry | 1,653 | 16 | 0 | |
| Shaw | 1,639 | 18 | 0 | |
| State Line | 1,600 | 30 | 0 | |
| Hickory Flat | 1,597 | 122 | 0 | |
| Pickens | 1,587 | 15 | 0 | |
| Lambert | 1,565 | 100 | 2 | Stage 2 DBP |
| Mclain | 1,554 | 305 | 0 | |
| Potts Camp | 1,475 | 42 | 9 | Gross Alpha, Stage 2 DBP |
| Shuqualak | 1,462 | 20 | 0 | |
| Union Church | 1,456 | 122 | 1 | Chlorine Dioxide |
| Mize | 1,455 | 39 | 0 | |
| Hermanville | 1,442 | 261 | 17 | Stage 2 DBP, TTHM, Total Haloacetic Acids (HAA5) |
| Pearlington | 1,437 | 16 | 0 | |
| Enterprise | 1,402 | 45 | 0 | |
| New Site | 1,373 | 15 | 0 | |
| Paulding | 1,363 | 22 | 0 | |
| Renova | 1,357 | 53 | 3 | E. coli, Stage 2 DBP |
| Randolph | 1,299 | 16 | 0 | |
| Rose Hill | 1,280 | 10 | 0 | |
| Anguilla | 1,273 | 230 | 88 | Stage 2 DBP, TTHM, Total Haloacetic Acids (HAA5) |
| Sledge | 1,234 | 58 | 13 | Chlorine Dioxide, Stage 2 DBP, TTHM |
| Scobey | 1,200 | 5 | 0 | |
| Tiplersville | 1,188 | 17 | 0 | |
| Vaughan | 1,146 | 3 | 1 | Total Haloacetic Acids (HAA5) |
| Webb | 1,129 | 82 | 3 | Chlorine Dioxide, Stage 2 DBP |
| Metcalfe | 1,125 | 63 | 10 | TTHM, Total Haloacetic Acids (HAA5) |
| Carrollton | 1,122 | 13 | 0 | |
| Beaumont | 1,106 | 12 | 0 | |
| Pittsboro | 1,077 | 14 | 1 | Chlorine Dioxide |
| Merigold | 1,015 | 23 | 1 | Stage 2 DBP |
| Louin | 1,002 | 24 | 0 | |
| Crosby | 994 | 27 | 10 | Chlorine Dioxide |
| Jonestown | 968 | 141 | 0 | |
| Derma | 957 | 8 | 0 | |
| Duck Hill | 924 | 378 | 0 | |
| Pope | 911 | 29 | 3 | Chlorine Dioxide |
| Stonewall | 879 | 12 | 0 | |
| Louise | 870 | 8 | 0 | |
| Memphis | 869 | 33 | 1 | Stage 2 DBP |
| Friars Point | 858 | 97 | 3 | Chlorine Dioxide, E. coli, Stage 2 DBP |
| Sherman | 847 | 8 | 0 | |
| Brooklyn | 829 | 32 | 1 | Disinfection Byproducts |
| Tishomingo | 818 | 16 | 1 | Chlorine Dioxide |
| Sumner | 807 | 11 | 1 | Stage 2 DBP |
| Crenshaw | 800 | 57 | 1 | Stage 2 DBP |
| Braxton | 800 | 19 | 0 | |
| Gattman | 790 | 29 | 3 | Chlorine Dioxide, Stage 2 DBP |
| Marietta | 781 | 9 | 0 | |
| Bude | 780 | 17 | 0 | |
| Mantee | 770 | 15 | 0 | |
| Shubuta | 762 | 22 | 0 | |
| Scooba | 744 | 13 | 0 | |
| Isola | 700 | 80 | 2 | Chlorine Dioxide |
| Pachuta | 685 | 4 | 0 | |
| Crowder | 682 | 72 | 1 | Stage 2 DBP |
| Stewart | 668 | 8 | 0 | |
| Mccarley | 660 | 13 | 0 | |
| Mccool | 652 | 19 | 0 | |
| Glen Allan | 649 | 20 | 0 | |
| Sidon | 612 | 18 | 0 | |
| Cary | 591 | 124 | 7 | Stage 2 DBP, TTHM, Total Haloacetic Acids (HAA5) |
| Etta | 581 | 30 | 1 | Stage 2 DBP |
| Oakland | 579 | 29 | 3 | Chlorine Dioxide, Stage 2 DBP |
| New Augusta | 570 | 19 | 15 | TTHM |
| Mayersville | 549 | 36 | 2 | Chlorine Dioxide, Stage 2 DBP |
| Arcola | 546 | 13 | 0 | |
| Tougaloo | 534 | 17 | 0 | |
| Pace | 525 | 226 | 5 | Chlorine Dioxide, Stage 2 DBP |
| Philipp | 518 | 27 | 1 | Stage 2 DBP |
| Walnut Grove | 510 | 11 | 0 | |
| D'Lo | 510 | 44 | 0 | |
| Chunky | 507 | 21 | 0 | |
| Lake | 500 | 7 | 0 | |
| Neely | 499 | 16 | 2 | E. coli, Stage 2 DBP |
| Escatawpa | 497 | 10 | 1 | Stage 2 DBP |
| Artesia | 496 | 19 | 1 | Stage 2 DBP |
| Benoit | 494 | 22 | 1 | Chlorine Dioxide |
| Beulah | 475 | 65 | 1 | Stage 2 DBP |
| Jupiter | 475 | 8 | 0 | |
| Daphne | 474 | 122 | 4 | Chlorine Dioxide, Stage 2 DBP |
| Georgetown | 465 | 24 | 1 | Stage 2 DBP |
| Lamar | 449 | 61 | 34 | Barium |
| Gore Springs | 445 | 1 | 0 | |
| Rena Lara | 436 | 38 | 1 | Stage 2 DBP |
| Osyka | 420 | 1 | 0 | |
| Silver Creek | 401 | 3 | 0 | |
| Sontag | 400 | 31 | 1 | Stage 2 DBP |
| Roxie | 395 | 5 | 0 | |
| Coila | 390 | 13 | 0 | |
| Cruger | 383 | 62 | 1 | Stage 2 DBP |
| Schlater | 357 | 25 | 1 | Stage 2 DBP |
| Winstonville | 356 | 18 | 0 | |
| Duncan | 341 | 54 | 12 | TTHM |
| Bentonia | 318 | 16 | 1 | Chlorine Dioxide |
| Lula | 310 | 27 | 5 | Chlorine Dioxide, Stage 2 DBP |
| Carson | 300 | 5 | 1 | Chlorine Dioxide |
| Gunnison | 295 | 24 | 1 | Stage 2 DBP |
| Scott | 288 | 27 | 0 | |
| Lyon | 270 | 96 | 22 | Stage 2 DBP, TTHM |
| Morgan City | 264 | 10 | 0 | |
| Doddsville | 264 | 135 | 16 | Chlorine Dioxide, E. coli, Stage 2 DBP +2 more |
| Corona Del Mar | 230 | 5 | 0 | |
| Delta City | 230 | 16 | 7 | TTHM |
| Morgantown | 224 | 12 | 2 | Stage 2 DBP |
| Alligator | 211 | 16 | 1 | Stage 2 DBP |
| Darling | 211 | 16 | 1 | Stage 2 DBP |
| Rome | 211 | 22 | 2 | Chlorine Dioxide, Stage 2 DBP |
| Coahoma | 200 | 67 | 32 | Chlorine Dioxide, TTHM |
| Silver City | 175 | 121 | 3 | Chlorine Dioxide |
| Glendora | 161 | 18 | 4 | Chlorine Dioxide |
| Piney Woods | 150 | 75 | 1 | Stage 2 DBP |
| Victoria | 143 | 27 | 2 | Chlorine Dioxide |
Data Sources
Drinking water data from the EPA Safe Drinking Water Information System (SDWIS). Only active community water systems (CWS) serving 100+ people are included.