Cheyenne Water Quality

Oklahoma

Health Violations

The tap water in Cheyenne, Oklahoma is served by 2 EPA-regulated water systems covering approximately 978 people. 48 health-based violations are on record, most recently for 2950 in 2025. Data source: EPA Safe Drinking Water Information System.

2
Water Systems
978
Population Served
48
Total Violations
48
Health-Based Violations

Drinking water in Cheyenne, Oklahoma is delivered through 2 EPA-regulated community water systems serving an estimated 978 people. Each system is tracked in the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act, which requires testing for regulated contaminants, consumer notification of violations, and publication of an annual Consumer Confidence Report.

The SDWIS record for Cheyenne shows 48 total violations across all 2 systems, of which 48 are health-based, meaning either a Maximum Contaminant Level (MCL) was exceeded or a required treatment technique was not followed. Contaminants cited in health-based violations include 2950, 5200, 0300, 0200, 0100 and 1 others. 1 TRI-reporting industrial facility is also located within the city limits.

A past EPA violation does not mean the water is currently unsafe, utilities are required to notify customers and remediate under state primacy oversight. For current water-quality status and treatment practices, review your local utility's most recent Consumer Confidence Report or contact the Oklahoma drinking water program. All records above reflect federal EPA SDWIS data and are not independently verified against state databases.

Community Water Systems

System Name Pop. Served Violations Status
CHEYENNE 778 42 Health
ROGER MILLS RWS & SWMD #1 200 6 Health

Does this city have health-based water violations?

Health-based violations indicate contaminant levels that exceeded EPA maximum contaminant levels (MCLs). This does not necessarily mean water is currently unsafe.

Contaminant Begin Date
2950 2025-07-01
2950 2025-04-01
2950 2025-04-01
2950 2025-01-01
2950 2025-01-01
5200 2024-10-17
5200 2024-10-17
2950 2024-10-01
2950 2024-10-01
2950 2020-07-01
2950 2020-04-01
2950 2020-01-01
2950 2019-10-01
2950 2019-07-01
2950 2019-04-01
2950 2019-04-01
2950 2019-01-01
0300 2018-10-01
0200 2018-10-01
2950 2018-10-01
2950 2018-07-01
2950 2018-04-01
2950 2018-01-01
2950 2017-10-01
2950 2017-07-01
2950 2017-04-01
2950 2017-01-01
2950 2016-10-01
2950 2016-07-01
2950 2016-04-01
2950 2016-01-01
2950 2015-10-01
2950 2015-07-01
2950 2015-04-01
2950 2015-01-01
2950 2014-10-01
2950 2014-07-01
2950 2013-04-01
2950 2013-01-01
2950 2012-10-01
2950 2012-07-01
0100 1990-12-01
3000 1987-10-01
3000 1987-08-01
3000 1986-08-01
3000 1986-06-01
0100 1984-12-01
3000 1981-04-30

TRI Facilities in Cheyenne

Facility Total Releases
Hi-Pro Feeds Cheyenne 0 lbs

Frequently Asked Questions

Is Cheyenne, Oklahoma water safe to drink?
Cheyenne is served by 2 EPA-regulated water systems covering approximately 978 people. 48 health-based violations have been recorded. A past violation does not necessarily mean water is currently unsafe, systems are required to notify customers and resolve issues. Contact your local water utility for current status.
How many water violations does Cheyenne have?
Cheyenne water systems have a total of 48 violations on record in the EPA Safe Drinking Water Information System, of which 48 are health-based (MCL exceedances). The remaining violations are monitoring or reporting violations.
What contaminants were found in Cheyenne water?
Health-based violations for Cheyenne water systems include the following contaminants: 2950, 5200, 0300, 0200, 0100 and 1 others. Source: EPA Safe Drinking Water Information System (SDWIS).
How many water systems serve Cheyenne?
2 EPA-regulated community water systems serve Cheyenne, Oklahoma, collectively covering approximately 978 people. Data is from the EPA Safe Drinking Water Information System (SDWIS).
Where does Cheyenne get its drinking water?
Cheyenne's water supply comes from 2 EPA-regulated community water systems. Source type data is not available for all systems. For detailed supply information, contact your local water utility. Source: EPA SDWIS.
Are there pollution sources near Cheyenne?
Yes, 1 EPA Toxic Release Inventory (TRI) facility is registered in Cheyenne, Oklahoma, reporting a combined 0 lbs of toxic chemical releases. TRI data reflects self-reported emissions; it does not measure exposure or health effects. Source: EPA TRI.

About This Data

Water system data comes from the EPA's Safe Drinking Water Information System (SDWIS). Violations are reported by state agencies to EPA and include both health-based (MCL exceedances) and monitoring/reporting violations.

A reported violation does not necessarily mean water is currently unsafe to drink. Many violations are resolved quickly, and public water systems are required to notify customers of significant issues. For current water quality, contact your local water utility.

TRI facility data comes from the EPA Toxic Release Inventory. Facilities shown are those that self-report to the TRI program. PlainEnviro presents this data without advocacy framing.

Related

Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro Editorial