We found 46 public water systems that could serve the same population as St Mary Par Jt Water Sewer Commission 5 (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Morgan City Water System | Morgan City | 12,703 | 37 | 15 |
| Water & Sewer Commission 4 Of St Mary | County of St. Mary Parish | 9,348 | 0 | 11 |
| Franklin Water Supply | County of St. Mary Parish | 8,500 | 0 | 54 |
| St Mary Parish Ww District 5 | County of St. Mary Parish | 7,500 | 0 | 9 |
| Patterson Water System | County of St. Mary Parish | 7,254 | 0 | 11 |
| St Mary Parish W&s #2 Bayou Vista | County of St. Mary Parish | 4,652 | 0 | 0 |
| Town Of Berwick | County of St. Mary Parish | 4,430 | 0 | 0 |
| St Mary Parish Water Sewerage Comm 1 | County of St. Mary Parish | 2,823 | 0 | 9 |
| Town Of Baldwin Water Supply | County of St. Mary Parish | 2,500 | 0 | 15 |
| St. Mary Water Works Dist. #1 | County of St. Mary Parish | 1,600 | 0 | 0 |
| Cypremort Point State Park | County of St. Mary Parish | 500 | 0 | 5 |
| Port Of West St Mary | County of St. Mary Parish | 400 | 0 | 21 |
| Landrys Rest & Lounge | County of St. Mary Parish | 350 | 0 | 0 |
| Thomas Gibbs Elementary | County of St. Mary Parish | 330 | 0 | 0 |
| Quintana Marina | County of St. Mary Parish | 280 | 0 | 7 |
| Twin Brothers Marine Corp | County of St. Mary Parish | 220 | 0 | 0 |
| Shell Key Packing Co. | County of St. Mary Parish | 200 | 0 | 0 |
| Glencoe Elem.school | County of St. Mary Parish | 196 | 0 | 0 |
| Glencoe Community Water System | County of St. Mary Parish | 190 | 0 | 26 |
| Compass Minerals La | County of St. Mary Parish | 156 | 0 | 3 |
| Sams Drive Inn | County of St. Mary Parish | 150 | 0 | 0 |
| Nottos Grocery | County of St. Mary Parish | 100 | 0 | 0 |
| Bayview Development | County of St. Mary Parish | 100 | 0 | 0 |
| Degussa Engineered Carbons | County of St. Mary Parish | 85 | 0 | 0 |
| El Toro Lounge | County of St. Mary Parish | 75 | 0 | 0 |
| Bayview Inn | County of St. Mary Parish | 60 | 0 | 0 |
| S & S Express | County of St. Mary Parish | 60 | 0 | 0 |
| Eagle Rock Bar | County of St. Mary Parish | 50 | 0 | 0 |
| Las Stop Marina | County of St. Mary Parish | 50 | 0 | 0 |
| Gusses Bar & Grill | County of St. Mary Parish | 50 | 0 | 0 |
| Andys Grocery & Washeter | County of St. Mary Parish | 50 | 0 | 0 |
| Buteaux Enterprises | County of St. Mary Parish | 30 | 0 | 0 |
| Community Dev Day Care Center | County of St. Mary Parish | 29 | 0 | 0 |
| Cypremont Point Yacht Cl | County of St. Mary Parish | 25 | 0 | 0 |
| Louisa Seafood | County of St. Mary Parish | 25 | 0 | 0 |
| Smackie Seafood, Inc. | County of St. Mary Parish | 25 | 0 | 0 |
| H & L Seafood | County of St. Mary Parish | 25 | 0 | 0 |
| Cypremont Point Supply H | County of St. Mary Parish | 25 | 0 | 0 |
| Blacktop Lounge | County of St. Mary Parish | 25 | 0 | 0 |
| Glencoe Bar | County of St. Mary Parish | 25 | 0 | 0 |
| Texaco Floodway Gas Plant | County of St. Mary Parish | 10 | 0 | 0 |
| Texaco Inc. | County of St. Mary Parish | 10 | 0 | 0 |
| Oak Grove Bar | County of St. Mary Parish | 10 | 0 | 0 |
| Dreamland Lounge | County of St. Mary Parish | 10 | 0 | 0 |
| Resource Extractors | County of St. Mary Parish | 6 | 0 | 0 |
| Berwick Bayou Vista Ww Commission | County of St. Mary Parish | 0 | 0 | 0 |