We found 31 public water systems that could serve the same population as Stewarts Shop 441 (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Watertown City | Watertown | 27,861 | 19 | 5 |
| Watertown Correction Facility | Watertown | 1,271 | 0 | 0 |
| Watertown Town Wd 3 & 4 | Watertown | 750 | 0 | 0 |
| Watertown Town Wd 1 & 2 | Watertown | 600 | 0 | 0 |
| Northland Estates | Watertown | 540 | 0 | 6 |
| Northpole Fire Station | Watertown | 350 | 0 | 0 |
| Floral Estates | Watertown | 223 | 0 | 0 |
| Southside Water Inc. | Watertown | 195 | 0 | 8 |
| Partridge Berry Inn | Watertown | 150 | 0 | 0 |
| Colonial Manor Apartments | Watertown | 150 | 0 | 0 |
| Watertown Town Wd (old2) | Watertown | 100 | 0 | 0 |
| New Parrot Motel | Watertown | 96 | 0 | 0 |
| Rhonda's Place | Watertown | 75 | 0 | 0 |
| Longways Diner | Watertown | 75 | 0 | 0 |
| Steiner's General Store | Watertown | 60 | 0 | 0 |
| Kool Brook | Watertown | 60 | 0 | 0 |
| Dry Hill Ski Area | Watertown | 50 | 0 | 0 |
| Willowbrook Lounge | Watertown | 50 | 0 | 0 |
| Koolers Ice Cream Shop | Watertown | 50 | 0 | 0 |
| Motel 47 | Watertown | 44 | 0 | 0 |
| Shakespeares Lounge | Watertown | 35 | 0 | 0 |
| Burrville Bad Apple | Watertown | 30 | 0 | 0 |
| Redwood Motor Lodge | Watertown | 30 | 0 | 0 |
| Nysdot Watertown Bridge Crew | Watertown | 26 | 0 | 0 |
| Triple Crown Batting Cages | Watertown | 26 | 0 | 0 |
| Southbound Comfort Station | Watertown | 26 | 0 | 0 |
| Tonys Pizzeria | Watertown | 25 | 0 | 0 |
| Mr. Rick's Bakery | Watertown | 25 | 0 | 0 |
| Burrville Cider Mill | Watertown | 25 | 0 | 0 |
| Nysdot Pamelia Hq | Watertown | 24 | 0 | 0 |
| Danc (watertown / Ft. Drum) | Watertown | 0 | 0 | 0 |