We found 20 public water systems that could serve the same population as St. Clements Estate- Banquet Hall System (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Portland Water Department | Middletown, Portland | 5,010 | 0 | 12 |
| Riverdale Properties, Inc. | Portland | 96 | 0 | 0 |
| Ctwc - Rivercrest Division | Portland | 88 | 0 | 0 |
| Childrens Lighthouse Childcare | Portland | 36 | 0 | 0 |
| YMCA CAMP INGERSOLL | Portland | 25 | 0 | 0 |
| Portland Citgo | Portland | 25 | 0 | 0 |
| Quarry Ridge Restaurant | Portland | 25 | 0 | 0 |
| Fire Dept #3 | Portland | 25 | 0 | 0 |
| On The Green | Portland | 25 | 0 | 0 |
| Top Dog | Portland | 25 | 0 | 0 |
| Fairway Golf (portland Golfwest) | Portland | 25 | 0 | 0 |
| St. Clements Estate- Castle System | Portland | 25 | 0 | 0 |
| Winchester Cafe | Portland | 25 | 0 | 0 |
| Axelrod Tire And Service Center | Portland | 25 | 0 | 0 |
| Cove View Plaza | Portland | 25 | 0 | 0 |
| 860 Portland Cobalt Road | Portland | 25 | 0 | 0 |
| Eggs Up Grill | Portland | 25 | 0 | 0 |
| Dep Portland Complex | Portland | 5 | 0 | 0 |
| Quarry Town Stables | Portland | 5 | 0 | 0 |
| Gulf Express | Portland | 3 | 0 | 0 |