B68/100
DELAWARE CITY PWS — Water Quality Report 2026
Serving 43,895 people · Ohio
Water Source
Surface Water
County
—
System ID
OH2100311
Violations
5
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 26.00 mg/L | 1.30 mg/L | Over Limit |
strontium | 3700.00 µg/L | — | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2014.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About DELAWARE CITY PWS
Is DELAWARE CITY PWS water safe to drink?
DELAWARE CITY PWS water receives a grade of B (68/100), which is considered good. Out of 70 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has DELAWARE CITY PWS detected?
70 contaminants were tested in DELAWARE CITY PWS's water. Notable contaminants include Copper (90th percentile), strontium. 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does DELAWARE CITY PWS have any EPA violations?
Yes, DELAWARE CITY PWS has 5 EPA violation(s) on record, with the most recent in 2014. Violation types include MCL, MR. 4 are health-based violations.
How many people does DELAWARE CITY PWS serve?
DELAWARE CITY PWS serves approximately 43,895 people, Ohio.
What type of water does DELAWARE CITY PWS provide?
DELAWARE CITY PWS sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is OH2100311.
How does DELAWARE CITY PWS compare to other utilities in Ohio?
DELAWARE CITY PWS scores 68/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Ohio state page for a full comparison of water systems.