Public water system · OK2002040
ActiveCuster County Rwd #3
At a glance
Custer County Rwd #3 (PWSID OK2002040) is an active community water system in Custer County, Oklahoma. It reports serving 960 people through 589 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
960
Service connections
589
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Custer County Rwd #3 compare with other water systems in Custer County?
By EPA's size categories, Custer County Rwd #3 is a small system (501 to 3,300 people). Custer County has 11 active public water systems, and Custer County Rwd #3 is the 4th-largest of them by population served. Its population served is about 56% below the county average of 2,181 people per system, and accounts for 4% of the 23,986 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 Custer County Rwd #3 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 701 Oklahoma systems (56%) list groundwater as their primary source.
Who owns and regulates Custer County Rwd #3?
EPA lists Custer County Rwd #3 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. 7 of the 11 active systems in Custer County (64%) are also owned by a local government.
Does Custer County Rwd #3 have drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in October 2024. The violations listed here began between January 2015 and October 2024. By type: 1 required treatment not met, 1 reporting, 1 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Lead and Copper Rule Revisions (2 of them). EPA lists 4 as resolved. 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 |
|---|---|---|---|---|
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2022-10-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2015-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitrate-Nitritecode 1038 | Yes | Resolved |
All 4 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.
Custer County Rwd #3: frequently asked questions
Who runs Custer County Rwd #3?
Custer County Rwd #3 (PWSID OK2002040) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Custer County Rwd #3 serve?
Custer County Rwd #3 reports serving 960 people through 589 service connections in Custer County, Oklahoma.
Where does Custer County Rwd #3 get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Custer County Rwd #3 have any drinking water violations?
EPA's records list 4 violations for this system; 2 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 Custer County Rwd #3'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. EPA's records list 4 violations for this system; 2 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 Custer County Rwd #3's water quality report?
As a community water system, Custer County Rwd #3 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 Custer County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Weatherford | Custer | 10,833 | Community | Groundwater |
| Clinton | Custer | 8,883 | Community | Surface water |
| Thomas | Custer | 1,238 | Community | Groundwater |
| Arapaho | Custer | 748 | Community | Purchased surface water |
| Frontier Development Auth | Custer | 437 | Community | Purchased surface water |
| Custer City Pws | Custer | 393 | Community | Groundwater |
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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, “Custer County Rwd #3, PWSID OK2002040, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/custer-county-rwd-3-ok2002040 (data as of October 1, 2026).