PlainWater

ROOKS CO RWD 1

PWS ID: KS2016303 · WOODSTON, Kansas 67675

ROOKS CO RWD 1 serves 55 people in WOODSTON, Kansas using Groundwater water sources. It has 138 recorded EPA violations, including 114 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ROOKS CO RWD 1

ROOKS CO RWD 1 is a local-owned community water system that delivers drinking water to 55 residents in WOODSTON, Kansas (Rooks County) through 71 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 138 total violations for this system , of which 114 (83%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 13 monitoring and reporting violations are on file. The most recent violation on record dates to 2012.

The most frequently cited contaminant at this system is Combined Uranium, recorded in 73 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. ROOKS CO RWD 1's 138 violations sit above 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
55
Total Violations
138
Health-Based Violations
114
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
71
County
Rooks
School/Daycare
No
MCL Violations
114
Monitoring Violations
13
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Uranium MCL 73 2009
Gross Alpha, Excl. Radon and U MCL 19 2012
Nitrate MCL 12 2007
Coliform (TCR) MCL 10 1992
Coliform (TCR) MR 7 1992
Nitrate MR 4 2006
Lead and Copper Rule MR 2 1994
Public Notice Other 1 2006
Consumer Confidence Rule Other 1 2005

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 ROOKS CO RWD 1.

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 KS2016303 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
2012 Gross Alpha, Excl. Radon and U MCL 19 SDWIS / KS2016303 / 4000
2009 Combined Uranium MCL 73 SDWIS / KS2016303 / 4006
2007 Nitrate MCL 12 SDWIS / KS2016303 / 1040
2006 Nitrate MR 4 SDWIS / KS2016303 / 1040
2006 Public Notice Other 1 SDWIS / KS2016303 / 7500
2005 Consumer Confidence Rule Other 1 SDWIS / KS2016303 / 7000
1994 Lead and Copper Rule MR 2 SDWIS / KS2016303 / 5000
1992 Coliform (TCR) MCL 10 SDWIS / KS2016303 / 3100
1992 Coliform (TCR) MR 7 SDWIS / KS2016303 / 3100

How ROOKS CO RWD 1 Compares

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

Metric ROOKS CO RWD 1 Kansas avg Federal benchmark
Total violations 138 88.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 114 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 55 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 ROOKS CO RWD 1 water safe to drink?
ROOKS CO RWD 1 (PWS ID: KS2016303) has 138 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 55 people using Groundwater sources.
How many people does ROOKS CO RWD 1 serve?
ROOKS CO RWD 1 serves 55 people in WOODSTON, Kansas. It is a Local-owned system using Groundwater water sources with 71 service connections.
What type of violations does ROOKS CO RWD 1 have?
ROOKS CO RWD 1 has 138 total violations: 114 health-based violations (MCL exceedances or treatment failures), 13 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ROOKS CO RWD 1 water?
No PFAS testing data is available for ROOKS CO RWD 1 under the EPA's UCMR5 monitoring program.
What water source does ROOKS CO RWD 1 use?
ROOKS CO RWD 1 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.

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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 PlainWater Editorial