Public water system record
Rogers Co RWD # 3 Cot Sta
On record as serving Rogers County, OK · Serves 10,750 people
Federal records show 2 health-based violations and 7 monitoring/reporting issues for Rogers Co RWD # 3 Cot Sta in the last ten years. The most serious issue in this window was a resolved Revised Total Coliform Rule violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 2
- Unresolved
- 0
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 7
Key facts
- Rogers Co RWD # 3 Cot Sta buys its water from Tulsa.
- Most recent enforcement action: boil water order by Oklahoma, July 2025.
- Record on file since 1995, with 6 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 1,847 unknown out of 5,786 service lines.
Check whether Rogers Co RWD # 3 Cot Sta 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 |
|---|---|---|---|---|
|
Revised Total Coliform Rule
Contaminant limit exceeded
|
110 | Jul 1, 2025 | Resolved | Yes |
|
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 |
|---|---|---|
|
Chlorine
Monitoring and reporting
|
Jun 1, 2025 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 2, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2016 | Resolved |
Full record since 1995
EPA's records for Rogers Co RWD # 3 Cot Sta go back to 1995. Before October 19, 2016 they list 6 health-based violations (6 resolved) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 2 | 1 |
| 2010 to October 18, 2016 | 4 | 2 |
| 2020s | 2 | 6 |
Most recent health-based violation before October 19, 2016: Total Coliform, began October 2015, Resolved.
Show all 6 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2015 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Mar 1, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1997 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1997 | Resolved |
Enforcement actions
Oklahoma regulators issued 1 boil water order to Rogers Co RWD # 3 Cot Sta in 2025. The most recent was a boil water order in July 2025.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 18, 2025 | Oklahoma | Boil water order | 1 violation (1 health-based): Revised Total Coliform Rule |
What the violations mean
Revised Total Coliform Rule
1 incidentThe system did not meet a requirement of the Revised Total Coliform Rule
Coliform and E. coli rules protect against bacteria in the distribution system
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
Rogers Co RWD # 3 Cot Sta buys its water from Tulsa. It lists no wells or intakes of its own. 1 other community water system buys water from Rogers Co RWD # 3 Cot Sta.
Buys water from
- Tulsa Tulsa, OK
Community systems that buy water from it
- Rogers Co RWD #12 Owasso, OK
Annual water quality report
Rogers Co RWD # 3 Cot Sta 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 Oklahoma.
Certified drinking water labs by state EPA guidance for private wells