Water Quality in Dover, DE (19901)
EPA violation data for public water systems serving ZIP code 19901.
Active Health Violations
2 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 97% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
37,763
Population
173
Water Systems
115
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (173)
Dover Water Department
Groundwater 39,491 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Camden Pump District
Groundwater 17,208 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Southern Shores
Groundwater 15,000 people served
0 violations
Meadows Pump District
Groundwater 14,538 people served
0 violations
Garrison Lake Pump District
Groundwater 13,467 people served
0 violations
Lead tested: 0.62 ppb (limit: 15 ppb) ✓
Angola Pump District
Groundwater 13,114 people served
0 violations
Dover Air Force Base
Groundwater 11,000 people served
0 violations
Bayside Pump District (Tui)
Groundwater 8,400 people served
0 violations
Lead tested: 2.3 ppb (limit: 15 ppb) ✓
Delaware State University
Groundwater 6,233 people served
0 violations
East Ncc District
Groundwater 5,538 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
North West Pump District
Groundwater 4,149 people served
0 violations
Lead tested: 0.8 ppb (limit: 15 ppb) ✓
Broadkiln Beach Water Company (Tui)
Groundwater 3,171 people served
0 violations
Lead tested: 1.5 ppb (limit: 15 ppb) ✓
Millpond District
Groundwater 2,481 people served
0 violations
Bay Colony
Groundwater 2,056 people served
0 violations
Mallard District
Groundwater 2,040 people served
0 violations
Lewes District
Groundwater 1,800 people served
0 violations
West Dover Pump District
Groundwater 1,665 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
North Dover District
Groundwater 1,644 people served
0 violations
Bridgeville Pump District
Groundwater 1,542 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Woods On Herring Creek, The
Groundwater 1,320 people served
0 violations
Whispering Pines
Groundwater 1,200 people served
0 violations
Pinewood Acres
Groundwater 1,200 people served
0 violations
Oak Crest Farms Pump District
Groundwater 1,188 people served
0 violations
Felton District
Groundwater 1,143 people served
0 violations
Lochwood
Groundwater 1,023 people served
0 violations
Wild Quail Pump District
Groundwater 1,017 people served
0 violations
Lead tested: 0.48 ppb (limit: 15 ppb) ✓
Suburban Shopping Center
Groundwater 1,000 people served
0 violations
South East Pump District
Groundwater 936 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Frederica Pump District
Groundwater 861 people served
0 violations
Clearbrooke Estates Pump District
Groundwater 768 people served
0 violations
Woodfield
Groundwater 702 people served
0 violations
Chimney Hill
Groundwater 690 people served
0 violations
Glade, The
Groundwater 657 people served
0 violations
Grants Way Pump District (Tui)
Groundwater 639 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Southwood Acres Pump District
Groundwater 591 people served
0 violations
Lead tested: 0.45 ppb (limit: 15 ppb) ✓
Bridgeville Mall (Tui)
Groundwater 550 people served
0 violations
Lead tested: 0.9 ppb (limit: 15 ppb) ✓
Dunkin - North Dover
Groundwater 550 people served
0 violations
Jonathans Landing
Groundwater 549 people served
0 violations
Canterbury Crossing Pump District
Groundwater 471 people served
0 violations
Lead tested: 0.31 ppb (limit: 15 ppb) ✓
Kenton Pump District
Groundwater 465 people served
0 violations
Lead tested: 0.33 ppb (limit: 15 ppb) ✓
Lakeland/Beechwood Pump District
Purchased groundwater 459 people served
0 violations
Lead tested: 0.29 ppb (limit: 15 ppb) ✓
Sweet Briar Pump District
Groundwater 441 people served
0 violations
Hunter Mill Estates Pump District
Groundwater 432 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Country Grove
Groundwater 426 people served
0 violations
Pepper Creek District (Tui)
Groundwater 414 people served
0 violations
Lead tested: 0.27 ppb (limit: 15 ppb) ✓
South Shores (Tui)
Groundwater 402 people served
0 violations
Lead tested: 1.6 ppb (limit: 15 ppb) ✓
Star Hill Elem School
Groundwater 400 people served
0 violations
Kings Cliffe Mobile Park
Groundwater 346 people served
0 violations
Forest Grove Pump District
Groundwater 330 people served
0 violations
Lead tested: 1.1 ppb (limit: 15 ppb) ✓
Viola District
Groundwater 306 people served
0 violations
Kitts Hummock Improvement Assoc
Groundwater 305 people served
0 violations
Asbury Chase
Groundwater 303 people served
0 violations
Homestead Camping
Groundwater 300 people served
0 violations
Roma Restaurant
Groundwater 300 people served
0 violations
Indian River Acres Pump District
Groundwater 300 people served
0 violations
Lead tested: 6 ppb (limit: 15 ppb) ✓
Mcnicol Place Mobile Home Park
Groundwater 276 people served
0 violations
Point Farm
Groundwater 270 people served
0 violations
Lead tested: 1.8 ppb (limit: 15 ppb) ✓
Hunters Pointe Pump District
Groundwater 261 people served
0 violations
Lead tested: 0.21 ppb (limit: 15 ppb) ✓
Dover Air Park
Groundwater 252 people served
0 violations
Orchard, The
Groundwater 252 people served
0 violations
St Thomas Moore Academy
Purchased groundwater 252 people served
0 violations
Voshells Cove Pump District
Groundwater 252 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Cooper Farm Pump District
Groundwater 249 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Sandy Ridge Pump District
Groundwater 243 people served
0 violations
Lead tested: 0.74 ppb (limit: 15 ppb) ✓
Delaware State Fire School
Groundwater 228 people served
0 violations
Comfort Inn Suites
Groundwater 228 people served
0 violations
Whispering Pines Mobile Home Park
Groundwater 222 people served
0 violations
Green Acres Pump District
Groundwater 213 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Frederick Lodge Pump District
Groundwater 204 people served
0 violations
Lead tested: 1.2 ppb (limit: 15 ppb) ✓
Meadows At Cubbage Pond
Groundwater 201 people served
0 violations
Lead tested: 9.7 ppb (limit: 15 ppb) ✓
Outside School Hours Program
Groundwater 200 people served
0 violations
Silver Dollar
Groundwater 200 people served
0 violations
Kent County Indoor Tennis Club
Groundwater 200 people served
0 violations
Brown Fox Tavern Inc.
Groundwater 200 people served
0 violations
Mr. D'S
Groundwater 200 people served
0 violations
Camp Pecometh Retreat Center
Groundwater 200 people served
0 violations
Dover Little League Inc
Groundwater 200 people served
0 violations
Emergency Operations Center
Groundwater 200 people served
0 violations
Lost Lands Rv Park
Groundwater 198 people served
0 violations
Love Creek Woods Pump District
Groundwater 198 people served
0 violations
Country Club Village (Tui)
Groundwater 192 people served
0 violations
Lead tested: 1.3 ppb (limit: 15 ppb) ✓
Drawyers Creek Pump District
Groundwater 192 people served
0 violations
Lead tested: 0.6 ppb (limit: 15 ppb) ✓
Gosling Creek Purchace
Groundwater 180 people served
0 violations
Summit Pond Pump District
Groundwater 177 people served
0 violations
Calvary Assembly Of God
Groundwater 175 people served
0 violations
Kent Christian Academy
Groundwater 175 people served
0 violations
Woodlands Of Millsboro Pump District
Groundwater 171 people served
0 violations
Misty Pines Pump District
Groundwater 168 people served
0 violations
Lead tested: 4.7 ppb (limit: 15 ppb) ✓
Camp Pecometh Dining Hall
Groundwater 150 people served
0 violations
Oak Grove Estates
1 health-based Groundwater 150 people served
1 violation (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Ebony Restaurant And Lounge
Groundwater 150 people served
0 violations
Camp Pecometh Grove
Groundwater 150 people served
0 violations
St Jones Landing
Groundwater 144 people served
0 violations
Sea Winds Pump District
Groundwater 141 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Dover Meadows Pump District
Groundwater 135 people served
0 violations
Fishermans Village (Tui)
Groundwater 129 people served
0 violations
Lead tested: 2.2 ppb (limit: 15 ppb) ✓
Ponds Of Willow Grove
Groundwater 126 people served
0 violations
Lead tested: 0.5 ppb (limit: 15 ppb) ✓
Long Farm Estates Pump District
Groundwater 123 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Willow Tree Properties Llc
Groundwater 123 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Rising Sun Plaza
Groundwater 122 people served
0 violations
Willow Lake Pump District
Groundwater 120 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Mckinneys Public Water Supply
Groundwater 120 people served
0 violations
Teal Point (Tui)
Groundwater 117 people served
0 violations
Lead tested: 1.3 ppb (limit: 15 ppb) ✓
Blue Heron Estates
Groundwater 111 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Central Delaware Christian Academy
Groundwater 110 people served
0 violations
Lead tested: 2.9 ppb (limit: 15 ppb) ✓
Pickering Beach Company
Groundwater 109 people served
0 violations
Village Of Grandview
Groundwater 108 people served
0 violations
Grandview Trailer Park
Groundwater 107 people served
0 violations
Webbs Landing Pump District
Groundwater 105 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
West Bay
Groundwater 100 people served
0 violations
Iron Gate Inn
Groundwater 100 people served
0 violations
Pizza Delight
Groundwater 100 people served
0 violations
Camp Pecometh Grace
Groundwater 100 people served
0 violations
Kimberlees
Groundwater 100 people served
0 violations
Taco Laredo
Groundwater 100 people served
0 violations
Peking Gardens
Groundwater 100 people served
0 violations
Russo'S Family Restaurant
Groundwater 100 people served
0 violations
Trolley Square
Groundwater 100 people served
0 violations
Royal Farms - Cheswold-119
Groundwater 100 people served
0 violations
Camp Pecometh Faith
Groundwater 100 people served
0 violations
Valentino'S
Groundwater 100 people served
0 violations
Camp Pecometh Program Shelter
Groundwater 100 people served
0 violations
Park View Mobile Manor
Groundwater 96 people served
0 violations
Doll House #2 Inc Day Care
Groundwater 90 people served
0 violations
Capitol Nursing & Rehabilitation Center
Groundwater 90 people served
0 violations
Dover Indoor Tennis
Groundwater 87 people served
0 violations
Laurel Pump District
Groundwater 81 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Kent Co Head Start- Hartly
Groundwater 67 people served
0 violations
Childrens Secret Garden
Groundwater 60 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Wiley'S Amish School
Groundwater 58 people served
0 violations
Ocean View Center
Groundwater 50 people served
0 violations
Kent Sussex Industries
Groundwater 50 people served
0 violations
Whaley'S Mobile Home Park
Groundwater 50 people served
0 violations
Bernie'S Place
Groundwater 50 people served
0 violations
Kent County Motor Sales
Groundwater 45 people served
0 violations
Green Hill Amish School
Groundwater 43 people served
0 violations
Gander Woods Pump District
Groundwater 42 people served
0 violations
Lead tested: 3.6 ppb (limit: 15 ppb) ✓
Castle View Rv Park
Groundwater 40 people served
103 violations (5yr)
Delaware State Police Troop 5
Groundwater 40 people served
0 violations
Glasgow Deli
Groundwater 40 people served
0 violations
Kent Co Head Start- Star Hill
Groundwater 38 people served
0 violations
Cedar Grove Amish School
Groundwater 35 people served
0 violations
Delaware State Police Troop 4
Groundwater 35 people served
0 violations
The Hide Away
Groundwater 30 people served
0 violations
Patterson Trailer Court
Groundwater 28 people served
0 violations
Square One Elect. Service Co.
Groundwater 25 people served
0 violations
John'S Trucks
Groundwater 25 people served
0 violations
Camp Pecometh Office
Groundwater 25 people served
0 violations
Shamrock Motel
Groundwater 25 people served
0 violations
Saxton'S Good Food Delicatessen
Groundwater 25 people served
0 violations
Camp Pecometh Staff House
Groundwater 25 people served
0 violations
Camp Pecometh Pioneer Camp
Groundwater 25 people served
0 violations
Camp Pecometh Maintenance
Groundwater 25 people served
0 violations
Valeries Bar & Grill
Groundwater 25 people served
0 violations
Dept Of Highways And Trans (Area 9)
Groundwater 25 people served
0 violations
Central Del Civil Air Terminal
Groundwater 25 people served
0 violations
Whaleys Mobile Sys 2
Groundwater 25 people served
0 violations
Brenford Plaza, C/O Emerson Rt
Groundwater 25 people served
0 violations
Skyway Resturant
Groundwater 25 people served
0 violations
B&B Dairy Market
Groundwater 25 people served
0 violations
Watermax
Purchased surface water 25 people served
0 violations
Jacob Zimmerman Camp
Groundwater 25 people served
0 violations
Dover Temple Christian School
Groundwater 25 people served
0 violations
Cavaliers Restaurant
Groundwater 25 people served
0 violations
Paynter'S Mill
Groundwater 25 people served
0 violations
Central Delaware Christian Academy, Pres
Groundwater 25 people served
0 violations
Joseph Zimmerman Camp
Groundwater 25 people served
0 violations
Conroe Lake House
Groundwater 25 people served
10 violations (5yr)
Moore'S Lake Market
Groundwater 25 people served
0 violations
Central Delaware Habitat For Humanity
1 health-based Groundwater 18 people served
1 violation (5yr)
· 1 health-based · All resolved
Carlisle District
Groundwater 0
0 violations
Sams Trailer Park
Groundwater 0
0 violations
Wawa #832
Groundwater 0
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
7 violations
All resolved
Stage 1 Disinfectants and Disinfection Byproducts RuleHealth-Based
1 violation
All resolved
Public NoticeMonitoring
5 violations
Has active
SimazineMonitoring
2 violations
All resolved
TolueneMonitoring
2 violations
All resolved
ToxapheneMonitoring
2 violations
All resolved
HexachlorocyclopentadieneMonitoring
2 violations
All resolved
1,2-DichloropropaneMonitoring
2 violations
All resolved
OXAMYLMonitoring
2 violations
All resolved
AldicarbMonitoring
2 violations
All resolved
Vinyl chlorideMonitoring
2 violations
All resolved
AtrazineMonitoring
2 violations
All resolved
DinosebMonitoring
2 violations
All resolved
2,4-DMonitoring
2 violations
All resolved
Xylenes, TotalMonitoring
2 violations
All resolved
BHC-GAMMAMonitoring
2 violations
All resolved
EndrinMonitoring
2 violations
All resolved
Benzo(a)pyreneMonitoring
2 violations
All resolved
1,2,4-TrichlorobenzeneMonitoring
2 violations
All resolved
trans-1,2-DichloroethyleneMonitoring
2 violations
All resolved
1,2-DichloroethaneMonitoring
2 violations
All resolved
Di(2-ethylhexyl) phthalateMonitoring
2 violations
All resolved
TrichloroethyleneMonitoring
2 violations
All resolved
StyreneMonitoring
2 violations
All resolved
BenzeneMonitoring
2 violations
All resolved
PentachlorophenolMonitoring
2 violations
All resolved
cis-1,2-DichloroethyleneMonitoring
2 violations
All resolved
CarbofuranMonitoring
2 violations
All resolved
HEXACHLOROBENZENEMonitoring
2 violations
All resolved
HeptachlorMonitoring
2 violations
All resolved
o-DichlorobenzeneMonitoring
2 violations
All resolved
1,1,1-TrichloroethaneMonitoring
2 violations
All resolved
1,1,2-TrichloroethaneMonitoring
2 violations
All resolved
Heptachlor epoxideMonitoring
2 violations
All resolved
1,2-DIBROMO-3-CHLOROPROPANEMonitoring
2 violations
All resolved
p-DichlorobenzeneMonitoring
2 violations
All resolved
2,4,5-TPMonitoring
2 violations
All resolved
ChlordaneMonitoring
2 violations
All resolved
1,1-DichloroethyleneMonitoring
2 violations
All resolved
DalaponMonitoring
2 violations
All resolved
TetrachloroethyleneMonitoring
2 violations
All resolved
Di(2-ethylhexyl) adipateMonitoring
2 violations
All resolved
DICHLOROMETHANEMonitoring
2 violations
All resolved
EthylbenzeneMonitoring
2 violations
All resolved
Aldicarb sulfoneMonitoring
2 violations
All resolved
Aldicarb sulfoxideMonitoring
2 violations
All resolved
CHLOROBENZENEMonitoring
2 violations
All resolved
Carbon tetrachlorideMonitoring
2 violations
All resolved
LASSOMonitoring
2 violations
All resolved
MethoxychlorMonitoring
2 violations
All resolved
ETHYLENE DIBROMIDEMonitoring
2 violations
All resolved
PicloramMonitoring
2 violations
All resolved
E. COLIMonitoring
1 violation
Has active
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
1 violation
Has active
ChlorineMonitoring
Used to disinfect water — generally safe at regulated levels.
1 violation
All resolved
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit1.5 ppb measured
Action level: 15 ppb
Sampled: Jul 2025
How Does This Compare?
Dover (19901) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 115.
Fewer violations 97th percentile More violations
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.