Public water system record
Center Ridge Water District #4
Serves an area of Calloway County, KY · 105 people served
Federal records show 1 health-based violation and 4 monitoring/reporting issues for Center Ridge Water District #4 in the last ten years, including an unresolved Stage 1 Disinfection Byproducts Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Center Ridge Water District #4 draws water from 1 well.
- Record on file since 1988, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 30 unknown out of 52 service lines.
Check whether Center Ridge Water District #4 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Dec 22, 2025 | Active | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2022 | Resolved |
Full record since 1988
EPA's records for Center Ridge Water District #4 go back to 1988. Before October 19, 2016 they list no health-based violations and 4 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 0 | 3 |
| 2020s | 1 | 4 |
What the violations mean
Stage 1 Disinfection Byproducts Rule
1 incidentThe system did not meet a treatment requirement of the Stage 1 Disinfectants and Disinfection Byproducts Rule
Byproducts form when disinfectants react with natural material in water. Long-term exposure above federal limits may increase cancer risk
Where the water comes from
Center Ridge Water District #4 draws water from 1 well.
Annual water quality report
Center Ridge Water District #4 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 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Center Ridge Water District #4 for a copy.
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 Kentucky.
Certified drinking water labs by state EPA guidance for private wells