We found 77 public water systems that could serve the same population as Napier Field Water System (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Florence Water-wastewater Department | Florence | 66,900 | 100 | 2 |
| Ozark Utilities Board | Ozark | 14,907 | 24 | 23 |
| West Lauderdale Co Water & Fpa | Florence | 14,454 | 28 | 5 |
| Fort Rucker - American Water | Fort Rucker | 13,880 | 34 | 8 |
| Daleville Water & Sewer Board | Daleville | 9,657 | 0 | 4 |
| East Lauderdale County Water Authority | Rogersville | 9,348 | 0 | 1 |
| Dale County Water Authority | Ozark | 7,932 | 0 | 2 |
| Greenhill Water & Fire Pro Authority | Florence | 7,794 | 62 | 2 |
| Killen Water Works Board | County of Lauderdale | 5,571 | 0 | 0 |
| Rogersville Water Works & Sewer Board | Rogersville | 4,845 | 0 | 4 |
| Chisholm Heights Water & F P Authority | Florence | 4,302 | 0 | 8 |
| Level Plains Water System | Daleville | 3,630 | 0 | 1 |
| Midland City Water Department | Midland City | 2,880 | 0 | 2 |
| Lexington Water Works And Sewer | Lexington | 2,799 | 0 | 9 |
| Newton Water Works Board | Newton | 2,190 | 0 | 5 |
| Pinckard Water Department | Pinckard | 1,410 | 0 | 2 |
| Ariton Water Works | Ariton | 1,242 | 0 | 5 |
| Cairns Aaf | County of Dale | 1,200 | 0 | 0 |
| Macedonia Water System | County of Dale | 1,188 | 0 | 0 |
| Ozark Rest Area (u S 231) | County of Dale | 1,050 | 0 | 0 |
| Lowe Aaf | County of Dale | 900 | 0 | 0 |
| Anderson Creek Subdivision | County of Lauderdale | 500 | 0 | 0 |
| Waterloo Water System | Waterloo | 471 | 0 | 0 |
| Town & Country Estates | Ozark | 393 | 0 | 0 |
| Falconhead Mobile Home Communi | County of Lauderdale | 384 | 0 | 0 |
| Deer Run Estates | County of Dale | 369 | 0 | 0 |
| Holiday Village | County of Dale | 360 | 0 | 0 |
| Elk River Seafood Restaurant | County of Lauderdale | 200 | 0 | 0 |
| L A Truck Plaza | County of Dale | 180 | 0 | 0 |
| Elk River Shores Subdivision | County of Lauderdale | 171 | 0 | 0 |
| Lake Gayle Trailer Court | County of Dale | 120 | 0 | 0 |
| Sugar Creek Industries | County of Dale | 120 | 0 | 0 |
| M & R Lakes And Acres | County of Dale | 114 | 0 | 0 |
| Hillview Trailer Court | Daleville | 111 | 0 | 0 |
| 231 Truck Stop | County of Dale | 100 | 0 | 0 |
| 231 Bar-b-que | County of Dale | 100 | 0 | 0 |
| Riverhill School | County of Lauderdale | 100 | 0 | 0 |
| Kelly & Son Trailer Court | Daleville | 90 | 0 | 0 |
| Dogwood Acres Trailer Court | County of Dale | 90 | 0 | 0 |
| Meadow Brook Homes | County of Dale | 87 | 0 | 0 |
| Hooie Trailer Park | Rogersville | 78 | 0 | 0 |
| Ponderosa Trailer Park | Florence | 75 | 0 | 0 |
| H & H Mobile Homes | Macedonia | 72 | 0 | 0 |
| Honeysuckle Trailer Park | County of Dale | 66 | 0 | 0 |
| Wise Trailer Court | Daleville | 66 | 0 | 0 |
| Farvers Mobile Home Court | County of Dale | 60 | 0 | 0 |
| Italian Villa, Inc. | County of Dale | 50 | 0 | 0 |
| Joe Wheeler State Park | County of Lauderdale | 50 | 0 | 0 |
| Blackmon Trailer Court | Daleville | 48 | 0 | 0 |
| Jacksonburg Trailer Court | Florence | 48 | 0 | 0 |
| Hunt Aaf | County of Dale | 43 | 0 | 0 |
| Hatch Aaf | County of Dale | 42 | 0 | 0 |
| Camp Hillcrest Ymca | County of Lauderdale | 40 | 0 | 0 |
| Humpty Dumpty Day Care | County of Dale | 40 | 0 | 0 |
| Range Control | County of Dale | 40 | 0 | 0 |
| Dothan-houston County Airport | County of Dale | 40 | 0 | 0 |
| Patricks Trailer Park | Ozark | 33 | 0 | 0 |
| Hi-way Rest Motel | County of Dale | 32 | 0 | 0 |
| Solomans Tp&s Seafood | County of Lauderdale | 32 | 0 | 0 |
| Skyview Restaurant | County of Lauderdale | 32 | 0 | 0 |
| Cultural Center Of The Wiregrass | County of Dale | 32 | 0 | 0 |
| Game Cock Restaurant | County of Lauderdale | 32 | 0 | 0 |
| Bee's Bar-b-que | County of Lauderdale | 32 | 0 | 0 |
| Mr Sandwich | County of Dale | 32 | 0 | 0 |
| L.g. Allen Trailer Ct | County of Dale | 32 | 0 | 0 |
| Un Presbyterian Church Cam | County of Lauderdale | 32 | 0 | 0 |
| Village Inn | County of Dale | 32 | 0 | 0 |
| China Doll Restaurant | County of Dale | 32 | 0 | 0 |
| Ech Aaf | County of Dale | 30 | 0 | 0 |
| Goldberg #1 Aaf | County of Dale | 30 | 0 | 0 |
| Hagler Trailer Park | County of Dale | 25 | 0 | 0 |
| Training Area-15 | Fort Rucker | 25 | 0 | 0 |
| Lake Tholocco Recreation Area - American | Fort Rucker | 25 | 0 | 0 |
| Forward Operating Base | Fort Rucker | 25 | 0 | 0 |
| Twin Rivers Estates | Rogersville | 12 | 0 | 0 |
| Ozark Motel | County of Dale | 5 | 0 | 0 |
| Pluris Alabama Llc | Lexington | 0 | 0 | 0 |