100 water systems in Delaware have at least one health-based violation on record. The system with the most health-based violations is Forest Park in Millsboro with 36 health-based violations. Health-based violations mean a system exceeded an EPA maximum contaminant level or failed required treatment standards.
| Water System | City | Population | Health Violations | Total Violations |
|---|
| Forest Park |
Millsboro | 25 |
36 | 93 |
| Delaware Beaches Jellystone Park |
Lincoln | 412 |
22 | 23 |
| Delaware State Fire School |
Dover | 228 |
14 | 20 |
| Cherry Creek Valley |
Rehoboth Beach | 78 |
13 | 23 |
| Lighthouse Point and Community Center |
Millsboro | 36 |
12 | 17 |
| Evergreen Post Acute |
Smyrna | 256 |
11 | 20 |
| South Fork Deli |
Laurel | 100 |
9 | 10 |
| Meding and Sons |
Milford | 515 |
9 | 9 |
| Home Town Village of Cool Branch |
Seaford | 654 |
8 | 11 |
| Bethany Crest LLC |
Clarksville | 115 |
6 | 24 |
| Millsboro Water Department |
Millsboro | 8,568 |
6 | 10 |
| Mulligan's Pointe LLC |
Georgetown | 150 |
6 | 6 |
| Crossroad Christian Church Academy |
Dover | 68 |
5 | 11 |
| Selbyville Water Department |
Selbyville | 3,502 |
5 | 5 |
| Covered Bridge Inn |
Wilmington | 50 |
4 | 16 |
| Whispering Pines Mobile Home Park |
New Castle | 325 |
4 | 13 |
| Tall Pines Resort Community Sys1 |
Lewes | 538 |
4 | 9 |
| Artesian Water Company |
Newark | 231,114 |
4 | 7 |
| Rehoboth Pump District (Tui) |
Dover | 81,417 |
4 | 4 |
| Holly Lake Campsites System 1 |
Millsboro | 405 |
4 | 4 |
| Fieldstone Golf Club |
Greenville | 124 |
4 | 4 |
| The Old Time Grill |
Millsboro | 25 |
4 | 4 |
| Hertrich of Pocomoke South Inc. |
Milford | 35 |
3 | 19 |
| Fish Hook Mobile Home Park |
Georgetown | 72 |
3 | 9 |
| Artesian Southern Sussex Regional |
Newark | 18,015 |
3 | 4 |
| Laurel Water Department |
Laurel | 3,984 |
3 | 4 |
| Child Craft Company |
Seaford | 88 |
3 | 4 |
| Summit Aviation |
Middletown | 50 |
3 | 4 |
| Fort Delaware State Park |
Delaware City | 700 |
3 | 3 |
| Shell We Bounce |
Lewes | 90 |
3 | 3 |
| Nothing Better |
Seaford | 28 |
3 | 3 |
| County Seat Gardens |
Georgetown | 297 |
2 | 26 |
| Hocker's Super Center |
Ocean View | 75 |
2 | 12 |
| Countryside Hamlet |
Millsboro | 66 |
2 | 12 |
| Shoreline Plaza |
Hockessin | 54 |
2 | 11 |
| Lake Forest Estates |
Felton | 20 |
2 | 11 |
| Carey Estates, LLC |
Rehoboth Beach | 312 |
2 | 9 |
| Shops at Greenwich |
Middleton | 116 |
2 | 7 |
| Village Square Academy Learning Center |
Ocean View | 50 |
2 | 7 |
| Northside Professional Center |
Millsboro | 35 |
2 | 7 |
| Greenwood Water Department |
Greenwood | 973 |
2 | 6 |
| Cedar Village LLC |
Rehoboth Beach | 600 |
2 | 6 |
| Lotus Blossom Learning Center |
Lewes | 40 |
2 | 6 |
| Lewes Board of Public Works |
Lewes | 9,627 |
2 | 5 |
| Bayshore Mobile Home Park |
Ocean View | 533 |
2 | 5 |
| Dover Water Department |
Dover | 39,491 |
2 | 3 |
| Church Creek (Awc) |
Newark | 9,654 |
2 | 3 |
| Country Club Village (Tui) |
Dover | 192 |
2 | 3 |
| Smith Landing System 2 |
Milton | 40 |
2 | 3 |
| Broadkiln Beach Water Company (Tui) |
Dover | 3,171 |
2 | 2 |
| Gulls Way Campground |
Dagsboro | 1,617 |
2 | 2 |
| De-Lux Dairy Market - Seaford |
Seaford | 916 |
2 | 2 |
| Tuckahoe Acres System #1 |
Dagsboro | 750 |
2 | 2 |
| Epworth Christian School |
Laurel | 400 |
2 | 2 |
| Country Center Girl Scout Camp |
Newark | 165 |
2 | 2 |
| Bethany Club Tennis |
Ocean View | 100 |
2 | 2 |
| Shore Stop #237 Milford (Northside Rt1) |
Milford | 100 |
2 | 2 |
| Dover Indoor Tennis |
Dover | 87 |
2 | 2 |
| Shawnee Country Store |
Milford | 60 |
2 | 2 |
| White Clay Creek State Park (System 2) |
Newark | 25 |
2 | 2 |
| Clinton Plaza Prof Bldg |
Wilimgton | 44 |
1 | 38 |
| Sunlake Terrace Water Systems |
Wilmington | 1,000 |
1 | 34 |
| Oak Grove Estates |
Dover | 150 |
1 | 13 |
| Newark Water Department |
Newark | 40,000 |
1 | 12 |
| Central Christian School |
Dover | 71 |
1 | 11 |
| Town of Blades |
Blades | 1,200 |
1 | 9 |
| Elkton West |
Newark | 3,500 |
1 | 8 |
| Harbor View |
Newark | 437 |
1 | 8 |
| Hertrich Family of Auto Dealerships |
Milford | 50 |
1 | 8 |
| Wilmington Water Department |
Wilmington | 107,976 |
1 | 7 |
| Barkers Landing |
Magnolia | 498 |
1 | 7 |
| Lake Haven Mobile Home Park |
Seaford | 384 |
1 | 7 |
| Shells Learning Center III |
Milton | 83 |
1 | 7 |
| Village of Grandview |
Dover | 108 |
1 | 6 |
| Woods Edge Mobile Home Park |
Kenton | 45 |
1 | 6 |
| Rehoboth Bay Community |
Rehoboth Beach | 1,575 |
1 | 5 |
| Avalon Woods Owners Assoc Inc |
Georgetown | 306 |
1 | 5 |
| Allen Harim Foods Inc |
Millsboro | 1,500 |
1 | 4 |
| Seaford Water Department |
Seaford | 6,699 |
1 | 3 |
| Woodlands of Millsboro Pump District |
Dover | 171 |
1 | 3 |
| Angola Crest II |
Lewes | 159 |
1 | 3 |
| The Little Campus, LLC |
Newark | 134 |
1 | 3 |
| Beach Babies Day Care |
Lewes | 123 |
1 | 3 |
| Center for the Creative Arts |
Yorklyn | 115 |
1 | 3 |
| Country Rest Home |
Greenwood | 65 |
1 | 3 |
| Port Deposit |
Newark | 725 |
1 | 2 |
| Twin Maples Trailer Park |
Kenton | 123 |
1 | 2 |
| Sports at the Beach System 3 |
Georgetown | 25 |
1 | 2 |
| Milford Water Department |
Milford | 9,800 |
1 | 1 |
| Georgetown Water Department |
Georgetown | 7,259 |
1 | 1 |
| Holly Lake Campsites System 3 |
Millsboro | 900 |
1 | 1 |
| Royal Farms - Ellendale - 141 |
Ellendale | 657 |
1 | 1 |
| Bridgeville Mall (Tui) |
Dover | 550 |
1 | 1 |
| Ponds of Odessa (Awc) |
Newark | 216 |
1 | 1 |
| Bidermann Golf Course |
Wilmington | 175 |
1 | 1 |
| Laurel Pump District |
Dover | 81 |
1 | 1 |
| Papen Farms Inc |
Dover | 55 |
1 | 1 |
| Anyo Properties |
Seaford | 52 |
1 | 1 |
| Kellys Tavern |
Port Penn | 50 |
1 | 1 |
| Townsend Tavern & Liquor Store |
Townsend | 50 |
1 | 1 |