Public water system record
Aqua Ohio - Marion
Serves Marion, Prospect and Caledonia, Marion County, OH · 46,317 people served
Federal records show no health-based violations and no monitoring or reporting issues for Aqua Ohio - Marion in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Aqua Ohio - Marion draws water from 18 wells and 2 surface water intakes.
- Record on file since 2000, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 3,371 lead and 6,576 unknown out of 19,181 service lines.
Check whether Aqua Ohio - Marion serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016, and no monitoring or reporting violations either.
Full record since 2000
EPA's records for Aqua Ohio - Marion go back to 2000. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 1 | 3 |
Most recent health-based violation before October 19, 2016: Interim Enhanced Surface Water Treatment Rule (acute), began September 2003, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
|
Sep 1, 2003 | Resolved |
Where the water comes from
Aqua Ohio - Marion draws water from 18 wells and 2 surface water intakes.
Annual water quality report
Aqua Ohio - Marion must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Ohio.
Certified drinking water labs by state EPA guidance for private wells