A84/100
ROSEVILLE PWS — Water Quality Report 2026
Serving 1,852 people · Ohio
Water Source
Purchased Groundwater
County
—
System ID
OH6002112
Violations
13
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2025 – July 31, 2025Rule: Total Coliform RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2024 – September 30, 2024Rule: Total Coliform RuleEnforcement: 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 ROSEVILLE PWS
Is ROSEVILLE PWS water safe to drink?
ROSEVILLE PWS water receives a grade of A (84/100), which is considered excellent. Out of 21 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has ROSEVILLE PWS detected?
21 contaminants were tested in ROSEVILLE PWS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does ROSEVILLE PWS have any EPA violations?
Yes, ROSEVILLE PWS has 13 EPA violation(s) on record, with the most recent in 2025. Violation types include MON, Other, MR.
How many people does ROSEVILLE PWS serve?
ROSEVILLE PWS serves approximately 1,852 people, Ohio.
What type of water does ROSEVILLE PWS provide?
ROSEVILLE PWS sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH6002112.
How does ROSEVILLE PWS compare to other utilities in Ohio?
ROSEVILLE PWS scores 84/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Ohio state page for a full comparison of water systems.