A86/100
MIAMISBURG CITY PWS — Water Quality Report 2026
Serving 19,790 people · Ohio
Water Source
Groundwater
County
—
System ID
OH5701212
Violations
3
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 172.00 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 18, 2024 – June 10, 2025Enforcement: 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 MIAMISBURG CITY PWS
Is MIAMISBURG CITY PWS water safe to drink?
MIAMISBURG CITY PWS water receives a grade of A (86/100), which is considered excellent. Out of 67 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has MIAMISBURG CITY PWS detected?
67 contaminants were tested in MIAMISBURG CITY 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 MIAMISBURG CITY PWS have any EPA violations?
Yes, MIAMISBURG CITY PWS has 3 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR.
How many people does MIAMISBURG CITY PWS serve?
MIAMISBURG CITY PWS serves approximately 19,790 people, Ohio.
What type of water does MIAMISBURG CITY PWS provide?
MIAMISBURG CITY PWS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH5701212.
How does MIAMISBURG CITY PWS compare to other utilities in Ohio?
MIAMISBURG CITY PWS scores 86/100 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.