Public Water Systems
460 active public water systems in DE, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Burtonwood | Newark, DE | 1,503 | 17 | - |
| Allen Harim Foods Inc | Millsboro, DE | 1,500 | 10 | - |
| Siemens Healthcare Diagnostics | Newark, DE | 1,500 | 10 | - |
| Perdue Foods LLC | Georgetown, DE | 1,500 | 0 | - |
| Trap Pond State Park System 2-Nature Ctr | Laurel, DE | 1,500 | 0 | - |
| Mallard Lakes | Selbyville, DE | 1,500 | 0 | - |
| Parkside | Middletown, DE | 1,467 | 0 | - |
| Angola Beach Estates | Lewes, DE | 1,400 | 20 | - |
| Holly Lake Campsites System 2 | Millsboro, DE | 1,375 | 9 | - |
| Pinewood Acres | Dover, DE | 1,200 | 34 | - |
| Blades, Town Of | Blades, DE | 1,200 | 24 | - |
| Greenville Country Club | Wilmington, DE | 1,200 | 28 | - |
| Mountaire-Millsboro | Millsboro, DE | 1,200 | 93 | - |
| Wild Quail Pump District | Dover, DE | 1,017 | 1 | - |
| Kent Co. Regional Sports Complex - Sys 1 | Frederica, DE | 1,006 | 3 | - |
| Trap Pond State Park System 3 - Camping | Laurel, DE | 1,000 | 4 | - |
| Greenwood Water Department | Greenwood, DE | 973 | 44 | - |
| Frederica Water Department | Frederica, DE | 950 | 55 | - |
| South East Pump District | Dover, DE | 936 | 4 | - |
| Dagsboro Water Dept | Dagsboro, DE | 934 | 12 | - |
| Laurel Village Mhc | Laurel, DE | 918 | 21 | - |
| DE-Lux Dairy Market - Seaford | Seaford, DE | 916 | 30 | - |
| Dove Run | Middletown, DE | 909 | 0 | - |
| Baywood Greens | Long Neck, DE | 909 | 0 | - |
| Route 10 Plaza | Dover, DE | 900 | 5 | - |
| Tuckahoe Acres System #2 | Dagsboro, DE | 900 | 12 | - |
| Holly Lake Campsites System 3 | Millsboro, DE | 900 | 9 | - |
| Frederica Pump District | Dover, DE | 861 | 0 | - |
| Dove Run Shopping Center | Middletown, DE | 855 | 0 | - |
| Villagebrook | Bear, DE | 847 | 0 | - |
| Slaughter Beach PWS | Newark, DE | 846 | 4 | - |
| Holly Hill Estates | Smyrna, DE | 831 | 5 | - |
| Shore Stop #227 Townsend | Salisbury, DE | 800 | 33 | - |
| Treasure Beach Campground System 1 | West Fenwick Island, DE | 786 | 0 | - |
| Evelyn Morris Elementary School | Lincoln, DE | 780 | 0 | - |
| Treasure Beach Campground System 2 | West Fenwick Island, DE | 771 | 0 | - |
| Clearbrooke Estates Pump District | Dover, DE | 768 | 1 | - |
| Tuckahoe Acres System #1 | Dagsboro, DE | 750 | 43 | - |
| Stockley Center | Newark, DE | 749 | 18 | - |
| Delaware Museum of Natural History | Greenville, DE | 700 | 15 | - |
| Fort Delaware State Park | Delaware City, DE | 700 | 32 | - |
| Treasure Beach Campground System 4 | West Fenwick Island, DE | 699 | 5 | - |
| Winterthur | Winterthur, DE | 687 | 7 | - |
| Hunters Run | Bear, DE | 683 | 0 | - |
| Woodbridge High School | Bridgeville, DE | 675 | 0 | - |
| Arbys - Lewes | Georgetown, DE | 675 | 0 | - |
| Seaglass at Rehoboth Beach | Rehoboth Beach, DE | 674 | 0 | - |
| Royal Farms - Ellendale - 141 | Ellendale, DE | 657 | 12 | - |
| Home Town Village of Cool Branch | Seaford, DE | 654 | 13 | - |
| Grants Way Pump District (Tui) | Dover, DE | 639 | 1 | - |