Public water system · OK1020623
ActiveLongtown Rw&Sd #1 (Pittsburg Co.)
At a glance
Longtown Rw&Sd #1 (Pittsburg Co.) (PWSID OK1020623) is an active community water system in Pittsburg County, Oklahoma. It reports serving 5,444 people through 2,274 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, 10 are health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,444
Service connections
2,274
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Longtown Rw&Sd #1 (Pittsburg Co.) compare with other water systems in Pittsburg County?
By EPA's size categories, Longtown Rw&Sd #1 (Pittsburg Co.) is a medium system (3,301 to 10,000 people). Pittsburg County has 22 active public water systems, and Longtown Rw&Sd #1 (Pittsburg Co.) is the 2nd-largest of them by population served. Its population served is about 136% above the county average of 2,310 people per system, and accounts for 11% 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 Longtown Rw&Sd #1 (Pittsburg Co.) is about 19% 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. 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 Longtown Rw&Sd #1 (Pittsburg Co.)?
EPA lists Longtown Rw&Sd #1 (Pittsburg Co.) 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 Longtown Rw&Sd #1 (Pittsburg Co.) have drinking water violations?
Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in October 2025. The violations listed here began between October 2024 and October 2025. By type: 9 contaminant level above the legal limit, 1 monitoring and reporting, 1 reporting and 1 required treatment not met. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (9 of them). EPA lists 9 as archived and 3 as resolved. 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. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Archived |
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-06-30 | Monitoring and reportingFailure Submit IDSE/Subpart V Plan Rpt · code 35 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2025-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 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 |
| 2024-10-01 | 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.
Longtown Rw&Sd #1 (Pittsburg Co.): frequently asked questions
Who runs Longtown Rw&Sd #1 (Pittsburg Co.)?
Longtown Rw&Sd #1 (Pittsburg Co.) (PWSID OK1020623) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Longtown Rw&Sd #1 (Pittsburg Co.) serve?
Longtown Rw&Sd #1 (Pittsburg Co.) reports serving 5,444 people through 2,274 service connections in Pittsburg County, Oklahoma.
Where does Longtown Rw&Sd #1 (Pittsburg Co.) 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 Longtown Rw&Sd #1 (Pittsburg Co.) have any drinking water violations?
Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in October 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 Longtown Rw&Sd #1 (Pittsburg Co.)'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, 10 are health-based, and the most recent began in October 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 Longtown Rw&Sd #1 (Pittsburg Co.)'s water quality report?
As a community water system, Longtown Rw&Sd #1 (Pittsburg Co.) 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 |
| 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 |
| Pittsburg Co. Rwd #7 (Arpelar) | Pittsburg | 2,040 | Community | Purchased 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, “Longtown Rw&Sd #1 (Pittsburg Co.), PWSID OK1020623, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/longtown-rw-sd-1-pittsburg-co-ok1020623 (data as of October 1, 2026).