PlainWater

STERLING, CITY OF

PWS ID: KS2015902 · STERLING, Kansas 67579-0287

STERLING, CITY OF serves 2,318 people in STERLING, Kansas using Groundwater water sources. It has 60 recorded EPA violations, including 25 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: STERLING, CITY OF

STERLING, CITY OF is a local-owned community water system that delivers drinking water to 2,318 residents in STERLING, Kansas (Rice County) through 995 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 60 total violations for this system , of which 25 (42%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 21 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Nitrate, recorded in 21 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Kansas, EPA tracks 957 public water systems serving 2,894,673 people, with 84,344 cumulative violations and 33,424 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 88.1 violations. STERLING, CITY OF's 60 violations sit below the Kansas average. Statewide, 89 of 103 UCMR5-tested systems have reported PFAS detections (86.4%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
2,318
Total Violations
60
Health-Based Violations
25
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
995
County
Rice
School/Daycare
No
MCL Violations
25
Monitoring Violations
21
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MCL 21 2001
Coliform (TCR) MR 16 2004
Lead and Copper Rule MR 5 2025
Combined Uranium MCL 4 2011
Consumer Confidence Rule Other 2 2002

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for STERLING, CITY OF.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID KS2015902 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Kansas Drinking Water Authority

Kansas's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find KS regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 Lead and Copper Rule MR 5 SDWIS / KS2015902 / 5000
2011 Combined Uranium MCL 4 SDWIS / KS2015902 / 4006
2004 Coliform (TCR) MR 16 SDWIS / KS2015902 / 3100
2002 Consumer Confidence Rule Other 2 SDWIS / KS2015902 / 7000
2001 Nitrate MCL 21 SDWIS / KS2015902 / 1040

How STERLING, CITY OF Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric STERLING, CITY OF Kansas avg Federal benchmark
Total violations 60 88.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 25 34.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 86.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,318 3,025 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 957 regulated public water systems in Kansas.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is STERLING, CITY OF water safe to drink?
STERLING, CITY OF (PWS ID: KS2015902) has 60 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,318 people using Groundwater sources.
How many people does STERLING, CITY OF serve?
STERLING, CITY OF serves 2,318 people in STERLING, Kansas. It is a Local-owned system using Groundwater water sources with 995 service connections.
What type of violations does STERLING, CITY OF have?
STERLING, CITY OF has 60 total violations: 25 health-based violations (MCL exceedances or treatment failures), 21 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in STERLING, CITY OF water?
No PFAS testing data is available for STERLING, CITY OF under the EPA's UCMR5 monitoring program.
What water source does STERLING, CITY OF use?
STERLING, CITY OF uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial