We found 96 public water systems that could serve the same population as Northumberland Middle/high School (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Northumberland Elementary School | County of Northumberland | 830 | 0 | 4 |
| Indian Creek Yacht And Country Club | County of Northumberland | 750 | 0 | 0 |
| Bay Quarter Shores | County of Northumberland | 726 | 0 | 1 |
| Northumberland High School | County of Northumberland | 525 | 0 | 0 |
| Camp Kittamaqund Girl Scouts | County of Northumberland | 500 | 0 | 0 |
| Reedville, Town Of | County of Northumberland | 480 | 0 | 9 |
| Sherwood Forest Shores | County of Northumberland | 421 | 0 | 1 |
| Northumberland Middle School | County of Northumberland | 400 | 0 | 0 |
| Callao | County of Northumberland | 393 | 0 | 0 |
| Indian Creek Estates | County of Northumberland | 318 | 0 | 9 |
| Great Wicomico Campground And Marina | County of Northumberland | 313 | 0 | 0 |
| Heathsville | County of Northumberland | 306 | 0 | 4 |
| Chesapeake Bay Estates | County of Northumberland | 288 | 0 | 2 |
| Mallard Bay Subdivision | County of Northumberland | 264 | 0 | 2 |
| Omega Protein, Incorporated | County of Northumberland | 250 | 0 | 6 |
| Northumberland County Community Center | County of Northumberland | 208 | 0 | 49 |
| Lottsburg | County of Northumberland | 201 | 0 | 1 |
| White Sand Harbour | County of Northumberland | 200 | 0 | 2 |
| Rev T W Morris | County of Northumberland | 200 | 0 | 0 |
| Burgess | County of Northumberland | 160 | 0 | 0 |
| Harold Eubank | County of Northumberland | 160 | 0 | 0 |
| Bells Cove Subdivision | County of Northumberland | 140 | 0 | 3 |
| Lewisetta | County of Northumberland | 138 | 0 | 0 |
| Lottsburg CafÉ | County of Northumberland | 130 | 0 | 10 |
| Riverbend Estates | County of Northumberland | 129 | 0 | 1 |
| Lighthouse Christian Academy | County of Northumberland | 125 | 0 | 0 |
| Glebe Point | County of Northumberland | 111 | 0 | 0 |
| Olverson`s Marina | County of Northumberland | 105 | 0 | 0 |
| Little River Campground | County of Northumberland | 104 | 0 | 0 |
| Ingram Bay Marina | County of Northumberland | 100 | 0 | 0 |
| Northumberland Plantation | County of Northumberland | 100 | 0 | 0 |
| Cedar Grove Bed And Breakfast | County of Northumberland | 100 | 0 | 0 |
| Northumberland Shores | County of Northumberland | 98 | 0 | 0 |
| Bon Harbours | County of Northumberland | 96 | 0 | 0 |
| Lucom Point Subdivision | County of Northumberland | 90 | 0 | 0 |
| Wicomico Church | County of Northumberland | 84 | 0 | 0 |
| Quinton Oaks Golf Club | County of Northumberland | 80 | 0 | 0 |
| Smith Point Marina | County of Northumberland | 80 | 0 | 0 |
| Fairport Marina | County of Northumberland | 76 | 0 | 0 |
| Potomac Bay Estates | County of Northumberland | 75 | 0 | 0 |
| Jettys Reach | County of Northumberland | 72 | 0 | 0 |
| Locksley Hall Estates | County of Northumberland | 70 | 0 | 0 |
| Fleeton | County of Northumberland | 69 | 0 | 0 |
| Ditchley | County of Northumberland | 69 | 0 | 0 |
| Towles Landing | County of Northumberland | 68 | 0 | 0 |
| Keyser Brothers Inc -ss | Northumberland | 65 | 0 | 0 |
| Curjacs Restaurant | Northumberland | 60 | 0 | 0 |
| Little River Seafood | County of Northumberland | 54 | 0 | 0 |
| Bay Motel | County of Northumberland | 53 | 0 | 0 |
| Rappahannock Seafood Co. Inc. | County of Northumberland | 53 | 0 | 0 |
| Callao Apartments | County of Northumberland | 52 | 0 | 0 |
| S S Headley Seafood -ss | Northumberland | 50 | 0 | 0 |
| Chesapeake Cove | County of Northumberland | 50 | 0 | 0 |
| Potomac Water Works | County of Northumberland | 50 | 0 | 0 |
| Village Green | County of Northumberland | 50 | 0 | 0 |
| Greenfield Harbor I Subdivision | County of Northumberland | 48 | 0 | 0 |
| Harding Seafood Ss | Northumberland | 45 | 0 | 0 |
| Cowart Seafood Corp | County of Northumberland | 44 | 0 | 0 |
| Greenfield Harbor Ii Subdivision | County of Northumberland | 43 | 0 | 0 |
| Browns Store | County of Northumberland | 42 | 0 | 0 |
| Pine Harbor | County of Northumberland | 40 | 0 | 0 |
| B & K Service Station | Northumberland | 40 | 0 | 0 |
| Tides On The Chesapeake Assoc | County of Northumberland | 36 | 0 | 0 |
| Upper Bay View Estates | County of Northumberland | 35 | 0 | 0 |
| Chesapeake Bay Camp - Resort | County of Northumberland | 35 | 0 | 0 |
| J L Sisson Seafood -ss | Northumberland | 35 | 0 | 0 |
| La Grange | County of Northumberland | 34 | 0 | 0 |
| Lee Dale Shores | County of Northumberland | 34 | 0 | 0 |
| Village Trailer Court | Northumberland | 33 | 0 | 0 |
| Buzzard Point Marina | County of Northumberland | 30 | 0 | 0 |
| Jennings Boatyard | County of Northumberland | 30 | 0 | 0 |
| Sunset Cove | County of Northumberland | 30 | 0 | 0 |
| Spriggs Landing | County of Northumberland | 30 | 0 | 0 |
| Driftwood Inn Restaurant | Northumberland | 30 | 0 | 0 |
| Westbay | County of Northumberland | 30 | 0 | 0 |
| Son Rise Apartments | County of Northumberland | 30 | 0 | 0 |
| Lewisetta Marina | County of Northumberland | 30 | 0 | 0 |
| A Jackson Booth -ss | Northumberland | 30 | 0 | 0 |
| Tripp-a-lee Restaurant | County of Northumberland | 30 | 0 | 0 |
| Reedville Manor | County of Northumberland | 28 | 0 | 0 |
| James E. Headley Oyster Co. | County of Northumberland | 27 | 0 | 0 |
| Gaps Marina | County of Northumberland | 27 | 0 | 0 |
| Laurel Ridge | County of Northumberland | 26 | 0 | 0 |
| Earl Cockrell Oyster Co -ss | Northumberland | 25 | 0 | 0 |
| Jacey Vineyards | County of Northumberland | 25 | 0 | 0 |
| Jettys Reach Iii | County of Northumberland | 25 | 0 | 0 |
| Cockrells Marine Railway | County of Northumberland | 25 | 0 | 0 |
| Highland Place | County of Northumberland | 25 | 0 | 0 |
| Cockrell's Seafood | County of Northumberland | 25 | 0 | 0 |
| Skiff Cove | County of Northumberland | 25 | 0 | 0 |
| Good Shepard Day Care & Preschool | County of Northumberland | 25 | 0 | 0 |
| Northern Neck Help Center | Northumberland | 25 | 0 | 0 |
| Wicomico Ridge | County of Northumberland | 25 | 0 | 0 |
| Coan River Marina | County of Northumberland | 6 | 0 | 0 |
| Country Gourmet | County of Northumberland | 1 | 0 | 0 |
| The Players Theatre | County of Northumberland | 0 | 0 | 0 |