Public water system record
Stonewall PWA
Serves an area of Pontotoc County, OK · 465 people served
Federal records show 1 health-based violation and 8 monitoring/reporting issues for Stonewall PWA in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 8
Key facts
- Stonewall PWA draws water from 2 wells.
- Most recent formal enforcement: compliance order with a penalty by Oklahoma, July 2001.
- Record on file since 1993, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 9 unknown out of 232 service lines.
Check whether Stonewall PWA 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 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
E. coli
Monitoring and reporting
|
Aug 10, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2021 | Resolved |
|
E. coli
Monitoring and reporting
|
Feb 10, 2021 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2020 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2020 | Resolved |
Full record since 1993
EPA's records for Stonewall PWA go back to 1993. Before October 19, 2016 they list no health-based violations and 13 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 4 |
| 2000s | 0 | 6 |
| 2010 to October 18, 2016 | 0 | 3 |
| 2020s | 1 | 8 |
Enforcement actions
Oklahoma regulators took 1 formal enforcement action against Stonewall PWA in 2001. The most recent was a compliance order with a penalty in July 2001.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 30, 2001 | Oklahoma | Compliance order with a penalty | 2 violations: Lead and Copper Rule |
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
Stonewall PWA draws water from 2 wells.
Annual water quality report
Stonewall PWA 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 Stonewall PWA 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