We found 85 public water systems in Pend Oreille county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Newport, City Of | County of Pend Oreille | 2,140 | 0 | 22 |
| Diamond Lake Sewer District | County of Pend Oreille | 1,299 | 0 | 72 |
| Cusick, Town Of | County of Pend Oreille | 672 | 0 | 21 |
| Camp Cowles-sunrise | County of Pend Oreille | 500 | 0 | 1 |
| Ione Water Dept | County of Pend Oreille | 395 | 0 | 12 |
| Metaline Falls, Town Of | County of Pend Oreille | 344 | 0 | 11 |
| Edgewater Campground | County of Pend Oreille | 336 | 0 | 0 |
| Kalispel Community Water System | County of Pend Oreille | 320 | 0 | 0 |
| Audrey's Restaurant | County of Pend Oreille | 270 | 0 | 0 |
| YMCA CAMP REED | County of Pend Oreille | 242 | 0 | 20 |
| Sullivan Lake Complex | County of Pend Oreille | 239 | 0 | 48 |
| Metaline Water Dept | County of Pend Oreille | 212 | 0 | 186 |
| Pend Oreille Hills Golf Course | County of Pend Oreille | 206 | 0 | 0 |
| Selkirk High School | County of Pend Oreille | 187 | 0 | 0 |
| Chippewa Water District | County of Pend Oreille | 185 | 0 | 13 |
| Selkirk School District #70 | County of Pend Oreille | 180 | 0 | 28 |
| Pend Oreille Mine | County of Pend Oreille | 171 | 0 | 1 |
| Batey - Bould Trail Head | County of Pend Oreille | 171 | 0 | 0 |
| Poiriers Addtion | County of Pend Oreille | 150 | 0 | 0 |
| Usk Water Works | County of Pend Oreille | 141 | 0 | 0 |
| South Skookum C.g. | County of Pend Oreille | 136 | 0 | 0 |
| Riverview Bible Camp | County of Pend Oreille | 124 | 0 | 0 |
| Seattle City Light-boundary Dam | County of Pend Oreille | 110 | 0 | 0 |
| Ruby Creek - Af Survival School | County of Pend Oreille | 105 | 0 | 0 |
| Cusick Survival School | County of Pend Oreille | 103 | 0 | 0 |
| Camp Spalding | County of Pend Oreille | 98 | 0 | 0 |
| Pend Oreille Bible Camp | County of Pend Oreille | 90 | 0 | 0 |
| Newport Southern Baptist Church | County of Pend Oreille | 80 | 0 | 0 |
| Goosehaven | County of Pend Oreille | 75 | 0 | 0 |
| Dalkena Community Church | County of Pend Oreille | 75 | 0 | 0 |
| Dalkena Store | County of Pend Oreille | 74 | 0 | 0 |
| Piorier's Add To Sunset Bay | County of Pend Oreille | 71 | 0 | 0 |
| Little Diamond -koa-thousand Trails | County of Pend Oreille | 71 | 0 | 0 |
| Ponderay Newsprint Co - Potable | County of Pend Oreille | 70 | 0 | 0 |
| Pioneer Park Campground | County of Pend Oreille | 70 | 0 | 0 |
| Ponderay Newsprint Company | County of Pend Oreille | 67 | 0 | 0 |
| Browns Lake Campground | County of Pend Oreille | 65 | 0 | 0 |
| Sunvale Acres 4th Add Water System | County of Pend Oreille | 65 | 0 | 0 |
| Pondoray Shores Water & Sewer | County of Pend Oreille | 63 | 0 | 0 |
| Bear Paw Camp | County of Pend Oreille | 62 | 0 | 0 |
| Tiger Museum Domestic Ws | County of Pend Oreille | 60 | 0 | 0 |
| Sandy Shore & Sunnyside Meadows | County of Pend Oreille | 60 | 0 | 0 |
| Lenora Water And Sewer District | County of Pend Oreille | 58 | 0 | 0 |
| Panhandle Campground | County of Pend Oreille | 55 | 0 | 0 |
| Millpond Campground | County of Pend Oreille | 55 | 0 | 0 |
| Boundary Project Forebay Rec Area | County of Pend Oreille | 55 | 0 | 0 |
| Camp Cowles | County of Pend Oreille | 53 | 0 | 0 |
| River Bend Water System | County of Pend Oreille | 50 | 0 | 0 |
| Crawford State Park | County of Pend Oreille | 50 | 0 | 0 |
| South Skookum Campground | County of Pend Oreille | 48 | 0 | 0 |
| Noisy Creek Campground | County of Pend Oreille | 47 | 0 | 0 |
| Blueslide Resort | County of Pend Oreille | 46 | 0 | 0 |
| Circle Moon | County of Pend Oreille | 44 | 0 | 0 |
| Aspen Reflections Landing Water | County of Pend Oreille | 42 | 0 | 0 |
| Baumgardner Cabin Grill | County of Pend Oreille | 40 | 0 | 0 |
| Boundary Project Vista House | County of Pend Oreille | 31 | 0 | 0 |
| Marshall Lake Resort | County of Pend Oreille | 31 | 0 | 0 |
| Sravasti Abbey Water System | County of Pend Oreille | 31 | 0 | 0 |
| Pend Oreille County Park | County of Pend Oreille | 28 | 0 | 0 |
| River View Shores Water System | County of Pend Oreille | 28 | 0 | 0 |
| The Harbor | County of Pend Oreille | 25 | 0 | 0 |
| Bushbys Resort | County of Pend Oreille | 25 | 0 | 0 |
| Cresent Lake Campground | County of Pend Oreille | 25 | 0 | 0 |
| King's Lake G.s. Camp | County of Pend Oreille | 25 | 0 | 0 |
| Skookum Creek Park | County of Pend Oreille | 25 | 0 | 0 |
| West Shore Drive Water System | County of Pend Oreille | 23 | 0 | 0 |
| New Testament Church | County of Pend Oreille | 20 | 0 | 0 |
| Greenridge Estates Water System | County of Pend Oreille | 20 | 0 | 0 |
| North Skookum Campground | County of Pend Oreille | 20 | 0 | 0 |
| Outpost Resort, The | County of Pend Oreille | 20 | 0 | 0 |
| Lazy Acres Water System | County of Pend Oreille | 19 | 0 | 0 |
| Diamond Hills Water System | County of Pend Oreille | 15 | 0 | 0 |
| Skookum Rendezvous Rv Park | County of Pend Oreille | 12 | 0 | 0 |
| Holiday Shores Water System | County of Pend Oreille | 12 | 0 | 0 |
| Crystal Shores | County of Pend Oreille | 11 | 0 | 0 |
| Granite Shores Water System | County of Pend Oreille | 10 | 0 | 0 |
| United States Border Station | County of Pend Oreille | 10 | 0 | 0 |
| Copeland Sub Division | County of Pend Oreille | 9 | 0 | 0 |
| Shadow Bay Resort | County of Pend Oreille | 6 | 0 | 0 |
| Cedar Creek Resort | County of Pend Oreille | 4 | 0 | 0 |
| Oneill Steel Fabrication Inc | County of Pend Oreille | 3 | 0 | 0 |
| Sacheen Lake Resort | County of Pend Oreille | 3 | 0 | 0 |
| Pend Oreille State Park | County of Pend Oreille | 2 | 0 | 0 |
| Rohners Resort | County of Pend Oreille | 2 | 0 | 0 |
| Pend Oreille State Park | County of Pend Oreille | 2 | 0 | 0 |