We found 24 public water systems in Montgomery county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Clarksville Water Department | Clarksville | 206,500 | 31 | 1 |
| East Montgomery Utility District | Clarksville | 14,672 | 17 | 0 |
| Cunningham Utility District | Clarksville | 13,799 | 26 | 3 |
| Woodlawn Utility District | County of Montgomery | 9,181 | 0 | 6 |
| Trane Company | County of Montgomery | 7,500 | 0 | 0 |
| Cumberland Heights Utility District | County of Montgomery | 3,271 | 0 | 10 |
| Clarksville Housing Authority | County of Montgomery | 1,377 | 0 | 0 |
| Kirkwood Utility District #1 | County of Montgomery | 738 | 0 | 0 |
| Bristol Park @ Gov. Square | County of Montgomery | 659 | 0 | 0 |
| Wallace Glenn Apartment | County of Montgomery | 605 | 0 | 0 |
| Pasminco Zinc Water System | County of Montgomery | 500 | 0 | 0 |
| Shannon Woods Apartments | County of Montgomery | 459 | 0 | 0 |
| Peachers Mill Pointe | County of Montgomery | 416 | 0 | 0 |
| Belle Forest Apts Water System | County of Montgomery | 389 | 0 | 0 |
| Kirkwood Utility District #4 | County of Montgomery | 329 | 0 | 0 |
| Riverside Apartments Water Sys | County of Montgomery | 305 | 0 | 0 |
| Orchard Park Ii Apartments | County of Montgomery | 302 | 0 | 0 |
| Miller Glen Apartments | County of Montgomery | 297 | 0 | 0 |
| Greenwood Place Apartments | County of Montgomery | 186 | 0 | 0 |
| Cumberland Youth Camp | County of Montgomery | 150 | 0 | 0 |
| Waterbury Apartments | County of Montgomery | 146 | 0 | 0 |
| Kirkwood Utility District #2 | County of Montgomery | 107 | 0 | 0 |
| Kirkwood Utility District #3 | County of Montgomery | 43 | 0 | 0 |
| Cunningham East Mont Wat Tr Pl | Ashland City, Clarksville | 25 | 0 | 0 |