Water Quality: Wilmington, DE
2 water systems • 208,471 people served
Some ConcernsWater Quality Summary
Wilmington is served by 2 public water systems with a combined service population of 208,471 people, and has 8 EPA Safe Drinking Water Act violations on record. Critically, 1 of those are health-based violation, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Wilmington's violation count is 73% below the national average for Delaware. Contaminants associated with violations include Bromate.
Contaminants Found
Probable human carcinogen that increases the risk of kidney and thyroid cancers.
Common source: Ozonation of bromide-containing water; used as flour improver
EPA limit: 0.010 mg/L (10 ppb)
Water Systems Serving Wilmington
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| WILMINGTON WATER DEPARTMENT | DE0000663 | Surface Water | 107,976 | 7 |
| VEOLIA WATER DELAWARE, INC | DE0000564 | Surface Water | 100,495 | 1 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Delaware
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.