We found 75 public water systems in Ketchikan Gateway county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Ketchikan Public Utilities | Ketchikan | 8,787 | 0 | 76 |
| South Tongass Water Utility | Ketchikan | 975 | 0 | 22 |
| Mountain Point Service Area | Ketchikan | 975 | 0 | 0 |
| Saxman | Saxman | 450 | 0 | 246 |
| Point Higgins Elem. Sch. | Ketchikan | 300 | 0 | 0 |
| Gateway Forest Products | County of Ketchikan Gateway Borough | 230 | 0 | 0 |
| Vallenar View Mobile Home Park | Ketchikan | 225 | 0 | 424 |
| Knudson Cove Marina | Ketchikan | 218 | 0 | 22 |
| Tuxekan Logging Lab Bay | County of Ketchikan Gateway Borough | 180 | 0 | 0 |
| Waterfall Resort | Ketchikan | 168 | 0 | 46 |
| Clover Pass Christian School | Ketchikan | 150 | 0 | 159 |
| Clover Pass Resort | Ketchikan | 133 | 0 | 110 |
| The Last Frontier | Ward Cove | 131 | 0 | 0 |
| Lucky Buck Barge | County of Ketchikan Gateway Borough | 130 | 0 | 0 |
| George Inlet Cannery | Ketchikan | 129 | 0 | 0 |
| Last Chance Campground | County of Ketchikan Gateway Borough | 120 | 0 | 0 |
| Signal Creek Campground | County of Ketchikan Gateway Borough | 120 | 0 | 0 |
| Wal-mart | Ketchikan | 110 | 0 | 0 |
| Ward Cove Deli & Liquor | Ketchikan | 110 | 0 | 0 |
| Portage Bay Pws | County of Ketchikan Gateway Borough | 106 | 0 | 0 |
| Shoup Street Service Area | Ketchikan | 100 | 0 | 0 |
| Salmon Falls Resort, Ltd. | Ketchikan | 100 | 0 | 0 |
| Totem Bight State Park | Ketchikan | 100 | 0 | 0 |
| Gateway Club | County of Ketchikan Gateway Borough | 100 | 0 | 0 |
| Renaissance Water Bottling Plant | Ketchikan | 100 | 0 | 0 |
| ZAREMBO ISLAND | County of Ketchikan Gateway Borough | 98 | 0 | 0 |
| Miller 205 Camp Barge | County of Ketchikan Gateway Borough | 80 | 0 | 0 |
| Gildersleeve Grace Harbor | County of Ketchikan Gateway Borough | 78 | 0 | 0 |
| Gildersleeve - Dog Salmon Crk. | County of Ketchikan Gateway Borough | 75 | 0 | 0 |
| Henderson Trailer Court | County of Ketchikan Gateway Borough | 72 | 0 | 0 |
| View Cove Camp | County of Ketchikan Gateway Borough | 70 | 0 | 0 |
| George Inlet Lodge | County of Ketchikan Gateway Borough | 67 | 0 | 0 |
| Reid Cove (dora Bay) | County of Ketchikan Gateway Borough | 65 | 0 | 0 |
| Grizzly Camp Barge | Juneau | 65 | 0 | 0 |
| Port Protection | Ketchikan | 60 | 0 | 0 |
| Dolomi Camp | County of Ketchikan Gateway Borough | 60 | 0 | 0 |
| Sportsmans Cove Lodge | Ketchikan | 55 | 0 | 0 |
| Port Bailey Wild Holdings, Llc | Ward Cove | 54 | 0 | 0 |
| YES BAY LODGE | Ketchikan | 50 | 0 | 0 |
| George Inlet Lodge | Ketchikan | 49 | 0 | 0 |
| Silverking Lodge | Ketchikan | 46 | 0 | 0 |
| Kasaan | Ketchikan | 46 | 0 | 0 |
| Mckenzie Inlet Logging Camp | Ketchikan | 45 | 0 | 0 |
| Edgewater Inn And Restaurant | Ketchikan | 45 | 0 | 0 |
| Whales Resort | Ketchikan | 43 | 0 | 0 |
| Clover Bay Lodge | Ketchikan | 40 | 0 | 0 |
| Boyer Towing | Ketchikan | 39 | 0 | 0 |
| Herring Bay Association | Ketchikan | 39 | 0 | 0 |
| Natzuhini Camp | Ketchikan | 37 | 0 | 0 |
| Alaska Airlines Wrangell | County of Ketchikan Gateway Borough | 37 | 0 | 0 |
| Steamboat Bay Lodge | Ketchikan | 36 | 0 | 0 |
| Clearwater Barge | Ketchikan | 32 | 0 | 0 |
| Sm3 Barge | Ketchikan | 30 | 0 | 0 |
| Lighthouse Grocery | Ketchikan | 25 | 0 | 0 |
| Camp Runamuck North | County of Ketchikan Gateway Borough | 25 | 0 | 0 |
| Southeast Services | Ketchikan | 25 | 0 | 0 |
| Water Tap | Ketchikan | 25 | 0 | 0 |
| Columbia Helicopter Camp #2 | Ketchikan | 25 | 0 | 0 |
| Cape Omni Barge | Ketchikan | 25 | 0 | 0 |
| Ketchikan H2o Water Haulers | Ketchikan | 25 | 0 | 0 |
| Roses Diner | County of Ketchikan Gateway Borough | 25 | 0 | 0 |
| Sm3 Barge | County of Ketchikan Gateway Borough | 25 | 0 | 0 |
| Shoemaker | County of Ketchikan Gateway Borough | 25 | 0 | 0 |
| Southcoast Inc. | County of Ketchikan Gateway Borough | 25 | 0 | 0 |
| Texaco North Convenience Store Tank | Ketchikan | 24 | 0 | 0 |
| Settlers Cove Campground | County of Ketchikan Gateway Borough | 24 | 0 | 0 |
| Usfs Ward Lake Day Use Area | County of Ketchikan Gateway Borough | 24 | 0 | 0 |
| Craik Logging | County of Ketchikan Gateway Borough | 24 | 0 | 0 |
| Rowan Bay Pws | Counties of Juneau City And Borough, Ketchikan Gateway Borough | 22 | 0 | 0 |
| Rally Trucking | Ketchikan | 20 | 0 | 0 |
| Long Island-evergreen Logging | County of Ketchikan Gateway Borough | 18 | 0 | 0 |
| Hobart Bay | Counties of Juneau City And Borough, Ketchikan Gateway Borough | 4 | 0 | 0 |
| Orton Ranch | Ketchikan | 2 | 0 | 0 |
| Alaska Rainwater Bottling Company | Ketchikan | 1 | 0 | 0 |
| Homestead Trailer Park | Ketchikan | 0 | 0 | 0 |