Public water system · OK1020801
ActiveNorman Utilities Authority
At a glance
Norman Utilities Authority (PWSID OK1020801) is an active community water system in Cleveland County, Oklahoma. It reports serving 104,868 people through 42,751 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, 3 are health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
104,868
Service connections
42,751
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Norman Utilities Authority compare with other water systems in Cleveland County?
By EPA's size categories, Norman Utilities Authority is a very large system (more than 100,000 people). Cleveland County has 70 active public water systems, and Norman Utilities Authority is the largest of them by population served. Its population served is about 34 times the county average of 3,084 people per system, and accounts for 49% of the 215,909 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 Norman Utilities Authority is about 16 times 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 Norman Utilities Authority?
EPA lists Norman Utilities Authority 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. 11 of the 70 active systems in Cleveland County (16%) are also owned by a local government.
Does Norman Utilities Authority have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in October 2024. The violations listed here began between March 2014 and October 2024. By type: 8 monitoring and reporting, 2 contaminant level above the legal limit, 1 required treatment not met and 1 reporting. The contaminant or rule involved most often is E. coli (5 of them). EPA lists 12 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 |
| 2021-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2015-01-20 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2014-12-30 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2014-08-27 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2014-05-21 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2014-03-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2014-03-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | 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.
Norman Utilities Authority: frequently asked questions
Who runs Norman Utilities Authority?
Norman Utilities Authority (PWSID OK1020801) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Norman Utilities Authority serve?
Norman Utilities Authority reports serving 104,868 people through 42,751 service connections in Cleveland County, Oklahoma.
Where does Norman Utilities Authority 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 Norman Utilities Authority have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 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 Norman Utilities Authority'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, 3 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 Norman Utilities Authority's water quality report?
As a community water system, Norman Utilities Authority 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 Cleveland County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Moore Public Works Authority | Cleveland | 55,083 | Community | Purchased surface water |
| Oklahoma University | Cleveland | 34,000 | Community | Purchased surface water |
| Noble Utilities Authority | Cleveland | 5,750 | Community | Groundwater |
| Joseph Harp Corr Inst | Cleveland | 3,000 | Community | Groundwater |
| Lexington | Cleveland | 2,086 | Community | Groundwater |
| Little Axe School | Cleveland | 1,400 | Non-transient non-community | Groundwater |
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, “Norman Utilities Authority, PWSID OK1020801, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/norman-utilities-authority-ok1020801 (data as of October 1, 2026).