Contaminant 1925 in U.S. Drinking Water
Health-based violation data for Contaminant 1925 from EPA Safe Drinking Water Information System (SDWIS). Covers all community water systems with violations on record.
Contaminant 1925 has been found in violation of EPA standards in 13 water systems across 1 states, with 24 total health-based violations recorded. The most affected states are Delaware.
Contaminant 1925 is regulated under the EPA Safe Drinking Water Act, which sets enforceable Maximum Contaminant Levels (MCLs) and associated treatment technique requirements for public water systems. The EPA Safe Drinking Water Information System (SDWIS) tracks every recorded violation nationwide and links it back to the specific public water system (PWSID), violation type, and begin date.
Across the United States, SDWIS records show 24 health-based violations for Contaminant 1925 affecting 13 community water systems in 1 state. Violation counts cluster heaviest in Delaware, with Delaware alone accounting for 23 violations across 12 systems. The contaminant is listed on the federal primary drinking water regulations.
A health-based violation does not mean residents were necessarily harmed, it means the contaminant exceeded the federal MCL in a compliance sample, triggering notification and remediation requirements. States and utilities maintain primary enforcement responsibility. To check the status of a specific water system, request its most recent Consumer Confidence Report or consult the EPA's Drinking Water Watch portal for the corresponding state.
Violations by State
States ranked by number of health-based violations for Contaminant 1925.
| # | State | Violations | Systems Affected |
|---|---|---|---|
| 1 | Delaware | 23 | 12 |
Most Affected Water Systems
Top 50 water systems by number of Contaminant 1925 health-based violations.
| Water System | State | Violations |
|---|---|---|
| MILLSBORO WATER DEPARTMENT | DE | 6 |
| REHOBOTH PUMP DISTRICT (TUI) | DE | 4 |
| ARTESIAN WATER COMPANY | DE | 2 |
| GREENWOOD WATER DEPARTMENT | DE | 2 |
| LEWES BOARD OF PUBLIC WORKS | DE | 2 |
| BRIDGEVILLE MALL (TUI) | DE | 1 |
| GEORGETOWN WATER DEPARTMENT | DE | 1 |
| LAUREL WATER DEPARTMENT | DE | 1 |
| NEWARK WATER DEPARTMENT | DE | 1 |
| BLADES, TOWN OF | DE | 1 |
| WOODLANDS OF MILLSBORO PUMP DISTRICT | DE | 1 |
| LAUREL PUMP DISTRICT | DE | 1 |
Frequently Asked Questions
Is Contaminant 1925 in my water?
Contaminant 1925 has been detected in violation of EPA health standards in 13 water systems across 1 states. To check your specific utility, look up your annual Consumer Confidence Report (CCR) - water systems are required to disclose all violations.
How many water systems have Contaminant 1925 violations?
EPA SDWIS records show 13 community water systems with health-based Contaminant 1925 violations, totaling 24 violations. These represent cases where the contaminant exceeded the EPA Maximum Contaminant Level (MCL).
Which states have the most Contaminant 1925 violations?
The states with the most Contaminant 1925 violations are: Delaware (23 violations).
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About This Data
Violation data is from the EPA Safe Drinking Water Information System (SDWIS). Only health-based violations are shown, these include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations. Monitoring and reporting violations are excluded. Data may not reflect the most current enforcement actions.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.