C46/100
JEFFERSON WATER AND SEWER DISTRICT PWS — Water Quality Report 2026
Serving 11,294 people · Ohio
Water Source
Groundwater
County
—
System ID
OH2504012
Violations
39
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 990.00 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: December 2, 2021 – May 10, 2022Enforcement: Resolving — corrective action underway
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 JEFFERSON WATER AND SEWER DISTRICT PWS
Is JEFFERSON WATER AND SEWER DISTRICT PWS water safe to drink?
JEFFERSON WATER AND SEWER DISTRICT PWS water receives a grade of C (46/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 39 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has JEFFERSON WATER AND SEWER DISTRICT PWS detected?
32 contaminants were tested in JEFFERSON WATER AND SEWER DISTRICT PWS's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does JEFFERSON WATER AND SEWER DISTRICT PWS have any EPA violations?
Yes, JEFFERSON WATER AND SEWER DISTRICT PWS has 39 EPA violation(s) on record, with the most recent in 2021. Violation types include Other, MR, MCL. 1 are health-based violations.
How many people does JEFFERSON WATER AND SEWER DISTRICT PWS serve?
JEFFERSON WATER AND SEWER DISTRICT PWS serves approximately 11,294 people, Ohio.
What type of water does JEFFERSON WATER AND SEWER DISTRICT PWS provide?
JEFFERSON WATER AND SEWER DISTRICT PWS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH2504012.
How does JEFFERSON WATER AND SEWER DISTRICT PWS compare to other utilities in Ohio?
JEFFERSON WATER AND SEWER DISTRICT PWS scores 46/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Ohio state page for a full comparison of water systems.