Public water system record
High Chaparral Estates MHP
Serves Nicoma Park, Oklahoma County, OK · 225 people served
Federal records show 1 health-based violation and 8 monitoring/reporting issues for High Chaparral Estates MHP in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 8
Key facts
- High Chaparral Estates MHP draws water from 2 wells.
- Most recent formal enforcement: compliance order (no penalty) by EPA, March 2026.
- Record on file since 1992, with 2 health-based violations before October 20, 2016.
Check whether High Chaparral Estates MHP 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 |
|---|---|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 |
Active
Enforcement action in place
|
No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
E. coli
Monitoring and reporting
|
Oct 29, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 |
Active
Enforcement action in place
|
|
E. coli
Monitoring and reporting
|
Jul 23, 2024 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 2, 2023 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 2, 2022 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2022 | Resolved |
|
E. coli
Monitoring and reporting
|
Apr 27, 2022 | Resolved |
Full record since 1992
EPA's records for High Chaparral Estates MHP go back to 1992. Before October 20, 2016 they list 2 health-based violations (2 resolved) and 32 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 2 | 4 |
| 2000s | 0 | 25 |
| 2010 to October 19, 2016 | 0 | 3 |
| 2020s | 1 | 8 |
Most recent health-based violation before October 20, 2016: Total Coliform, began August 1993, Resolved.
Show all 2 health-based violations before October 20, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1993 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1992 | Resolved |
Enforcement actions
Oklahoma regulators and EPA took 3 formal enforcement actions against High Chaparral Estates MHP and issued 1 boil water order between 1993 and 2026. The most recent was a compliance order (no penalty) in March 2026.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 25, 2026 | EPA | Compliance order (no penalty) | 2 violations (1 health-based): LEAD AND COPPER RULE REVISIONS |
| Jan 27, 2004 | Oklahoma | Compliance order with a penalty | 20 violations: 1,2,4-Trichlorobenzene, cis-1,2-Dichloroethylene, DICHLOROMETHANE, Vinyl chloride, trans-1,2-Dichloroethylene |
| Jul 30, 2001 | Oklahoma | Compliance order with a penalty | 4 violations: Lead and Copper Rule |
| Aug 11, 1993 | Oklahoma | Boil water order | 2 violations (1 health-based): Total Coliform |
What the violations mean
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
High Chaparral Estates MHP draws water from 2 wells.
Annual water quality report
High Chaparral Estates MHP 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 Chaparral Estates MHP 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 Oklahoma.
Certified drinking water labs by state EPA guidance for private wells