Public water system · OK3006108
ActivePittsburg Co. Rwd #7 (Arpelar)
At a glance
Pittsburg Co. Rwd #7 (Arpelar) (PWSID OK3006108) is an active community water system in Pittsburg County, Oklahoma. It reports serving 2,040 people through 1,053 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 8 are health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,040
Service connections
1,053
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Pittsburg Co. Rwd #7 (Arpelar) compare with other water systems in Pittsburg County?
By EPA's size categories, Pittsburg Co. Rwd #7 (Arpelar) is a small system (501 to 3,300 people). Pittsburg County has 22 active public water systems. Its population served is about 12% below the county average of 2,310 people per system, and accounts for 4% of the 50,811 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 Pittsburg Co. Rwd #7 (Arpelar) is well below 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 299 Oklahoma systems (24%) list purchased surface water as their primary source.
Who owns and regulates Pittsburg Co. Rwd #7 (Arpelar)?
EPA lists Pittsburg Co. Rwd #7 (Arpelar) 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. 20 of the 22 active systems in Pittsburg County (91%) are also owned by a local government.
Does Pittsburg Co. Rwd #7 (Arpelar) have drinking water violations?
Of the 12 most recent violations in EPA's records, 8 are health-based, and the most recent began in October 2024. The violations listed here began between April 2022 and October 2024. By type: 7 contaminant level above the legal limit, 3 monitoring and reporting, 1 reporting and 1 required treatment not met. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (10 of them). EPA lists 10 as resolved and 2 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2023-04-01 | Monitoring and reportingFailure Submit IDSE/Subpart V Plan Rpt · code 35 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2023-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2022-12-30 | Monitoring and reportingFailure Submit IDSE/Subpart V Plan Rpt · code 35 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2022-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2022-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2022-09-29 | Monitoring and reportingFailure Submit IDSE/Subpart V Plan Rpt · code 35 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2022-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2022-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2022-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
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.
Pittsburg Co. Rwd #7 (Arpelar): frequently asked questions
Who runs Pittsburg Co. Rwd #7 (Arpelar)?
Pittsburg Co. Rwd #7 (Arpelar) (PWSID OK3006108) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Pittsburg Co. Rwd #7 (Arpelar) serve?
Pittsburg Co. Rwd #7 (Arpelar) reports serving 2,040 people through 1,053 service connections in Pittsburg County, Oklahoma.
Where does Pittsburg Co. Rwd #7 (Arpelar) get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Pittsburg Co. Rwd #7 (Arpelar) have any drinking water violations?
Of the 12 most recent violations in EPA's records, 8 are health-based, and the most recent began in October 2024. 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 Pittsburg Co. Rwd #7 (Arpelar)'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, 8 are health-based, and the most recent began in October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the OK state drinking water program.
Where can I find Pittsburg Co. Rwd #7 (Arpelar)'s water quality report?
As a community water system, Pittsburg Co. Rwd #7 (Arpelar) 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 Pittsburg County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Mcalester Pwa | Pittsburg | 18,206 | Community | Surface water |
| Longtown Rw&Sd #1 (Pittsburg Co.) | Pittsburg | 5,444 | Community | Surface water |
| Adamson Rwd #8 | Pittsburg | 4,221 | Community | Purchased surface water |
| Hartshorne | Pittsburg | 2,300 | Community | Purchased surface water |
| Pittsburg Co. Pwa (Crowder) | Pittsburg | 2,203 | Community | Surface water |
| Krebs Utility Authority | Pittsburg | 2,051 | Community | Surface water |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Pittsburg Co. Rwd #7 (Arpelar), PWSID OK3006108, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/pittsburg-co-rwd-7-arpelar-ok3006108 (data as of October 1, 2026).