Public water system · OK1020210
ActiveSequoyah Co. Rwd #8
At a glance
Sequoyah Co. Rwd #8 (PWSID OK1020210) is an active community water system in Sequoyah County, Oklahoma. It reports serving 13,460 people through 5,386 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
13,460
Service connections
5,386
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Sequoyah Co. Rwd #8 compare with other water systems in Sequoyah County?
By EPA's size categories, Sequoyah Co. Rwd #8 is a large system (10,001 to 100,000 people). Sequoyah County has 15 active public water systems, and Sequoyah Co. Rwd #8 is the largest of them by population served. Its population served is about 5 times the county average of 2,693 people per system, and accounts for 33% of the 40,394 people reported by systems filed under the county. Across Oklahoma, the 1,254 active systems average 2,907 people each. Nationally, the average active community water system reports serving 6,703 people, so Sequoyah Co. Rwd #8 is about twice that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Oklahoma has 864 active community water systems, 69% of the state's 1,254 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 175 Oklahoma systems (14%) list surface water as their primary source.
Who owns and regulates Sequoyah Co. Rwd #8?
EPA lists Sequoyah Co. Rwd #8 as owned by a local government. The OK state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 14 of the 15 active systems in Sequoyah County (93%) are also owned by a local government.
Does Sequoyah Co. Rwd #8 have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in April 2025. The violations listed here began between January 2020 and April 2025. By type: 7 monitoring and reporting, 2 monitoring, 2 required treatment not met and 1 reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (2 of them). EPA lists 10 as resolved and 2 as addressed. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Addressed means the violation is not resolved or archived and is covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Addressed |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Addressed |
| 2021-11-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
| 2020-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,2-Trichloroethanecode 2985 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloropropanecode 2983 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Carbon tetrachloridecode 2982 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzenecode 2990 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Sequoyah Co. Rwd #8: frequently asked questions
Who runs Sequoyah Co. Rwd #8?
Sequoyah Co. Rwd #8 (PWSID OK1020210) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Sequoyah Co. Rwd #8 serve?
Sequoyah Co. Rwd #8 reports serving 13,460 people through 5,386 service connections in Sequoyah County, Oklahoma.
Where does Sequoyah Co. Rwd #8 get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Sequoyah Co. Rwd #8 have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in April 2025. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Sequoyah Co. Rwd #8's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in April 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the OK state drinking water program.
Where can I find Sequoyah Co. Rwd #8's water quality report?
As a community water system, Sequoyah Co. Rwd #8 must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Sequoyah County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Sallisaw | Sequoyah | 8,510 | Community | Surface water |
| Muldrow Pwa | Sequoyah | 3,104 | Community | Surface water |
| Sequoyah Co. Rwd #7 | Sequoyah | 2,948 | Community | Purchased surface water |
| Roland | Sequoyah | 2,842 | Community | Surface water |
| Sequoyah Co. Rwd #4 | Sequoyah | 1,750 | Community | Purchased surface water |
| Gore Pwa | Sequoyah | 1,688 | Community | Surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Sequoyah Co. Rwd #8, PWSID OK1020210, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/sequoyah-co-rwd-8-ok1020210 (data as of October 1, 2026).