Public water system record
High Ridge Manor Subd
Serves Parkdale, Jefferson County, MO · 175 people served
Federal records show no health-based violations and 5 monitoring/reporting issues for High Ridge Manor Subd 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
- 5
Key facts
- High Ridge Manor Subd draws water from 1 well.
- Most recent formal enforcement: signed compliance agreement by Missouri, June 2000.
- Record on file since 1980, with 1 health-based violation before October 20, 2016.
- Lead pipe inventory: 0 lead and 39 unknown out of 87 service lines.
Check whether High Ridge Manor Subd 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.
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
|
Oct 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
|
Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2025 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Apr 1, 2025 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Apr 1, 2025 | Resolved |
Full record since 1980
EPA's records for High Ridge Manor Subd go back to 1980. Before October 20, 2016 they list 1 health-based violation (1 archived by EPA without a recorded fix) and 12 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 0 | 5 |
| 2000s | 1 | 6 |
| 2020s | 0 | 5 |
Most recent health-based violation before October 20, 2016: Total Coliform, began July 2000, Archived.
Show the health-based violation before October 20, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2000 | Archived |
Enforcement actions
Missouri regulators took 2 formal enforcement actions against High Ridge Manor Subd between 1996 and 2000. The most recent was a signed compliance agreement in June 2000.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jun 10, 2000 | Missouri | Signed compliance agreement | 2 violations: Nitrate-Nitrite |
| Feb 26, 1996 | Missouri | Signed compliance agreement | 1 violation: Lead and Copper Rule |
Where the water comes from
High Ridge Manor Subd draws water from 1 well. It also has an emergency connection to Jefferson County PWSD 6.
Emergency or part-time connections to
- Jefferson County PWSD 6 House Springs, MO
Annual water quality report
High Ridge Manor Subd 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 High Ridge Manor Subd 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 Missouri.
Certified drinking water labs by state EPA guidance for private wells