PlainWater

Transient Non-Community Water System · PWS KS2116105

Tuttle Creek Reservoir Coe Stockdale Prk

Manhattan, Kansas 66502 - drinking water served from groundwater sources to 25 people, tracked in EPA SDWIS and UCMR5.

25
People served
34
EPA violations
7
Health-based
Untested
UCMR5 result

The verdict

EPA records 34 drinking-water violations at Tuttle Creek Reservoir Coe Stockdale Prk, 21% of them health-based - below the Kansas per-system average.

34
Total EPA violations on record
21%
Health-based (MCL / treatment failure)
25
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Tuttle Creek Reservoir Coe Stockdale Prk

Tuttle Creek Reservoir Coe Stockdale Prk is a state-owned transient non-community water system that delivers drinking water to 25 residents in Manhattan, Kansas (Riley County) through 5 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 34 total violations for this system , of which 7 (21%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 23 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 12 violations (MR). 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. Statewide, 89 of 103 UCMR5-tested systems have reported PFAS detections (86.4%).

Tuttle Creek Reservoir Coe Stockdale Prk's 34 violations sit below the Kansas average.

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
25
Total Violations
34
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
State
Connections
5
County
Riley
School/Daycare
No
MCL Violations
7
Monitoring Violations
23
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 12 2014
Revised Total Coliform Rule MON 11 2021
Coliform (TCR) MCL 7 1992
Public Notice Other 3 2022

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 Tuttle Creek Reservoir Coe Stockdale Prk.

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 KS2116105 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
2022 Public Notice Other 3 SDWIS / KS2116105 / 7500
2021 Revised Total Coliform Rule MON 11 SDWIS / KS2116105 / 8000
2014 Coliform (TCR) MR 12 SDWIS / KS2116105 / 3100
1992 Coliform (TCR) MCL 7 SDWIS / KS2116105 / 3100

How Tuttle Creek Reservoir Coe Stockdale Prk Compares

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

Metric Tuttle Creek Reservoir Coe Stockdale Prk Kansas avg Federal benchmark
Total violations 34 88.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 7 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 25 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Tuttle Creek Reservoir Coe Stockdale Prk water safe to drink?
Tuttle Creek Reservoir Coe Stockdale Prk (PWS ID: KS2116105) has 34 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 25 people using Groundwater sources.
How many people does Tuttle Creek Reservoir Coe Stockdale Prk serve?
Tuttle Creek Reservoir Coe Stockdale Prk serves 25 people in Manhattan, Kansas. It is a State-owned system using Groundwater water sources with 5 service connections.
What type of violations does Tuttle Creek Reservoir Coe Stockdale Prk have?
Tuttle Creek Reservoir Coe Stockdale Prk has 34 total violations: 7 health-based violations (MCL exceedances or treatment failures), 23 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Tuttle Creek Reservoir Coe Stockdale Prk water?
No PFAS testing data is available for Tuttle Creek Reservoir Coe Stockdale Prk under the EPA's UCMR5 monitoring program.
What water source does Tuttle Creek Reservoir Coe Stockdale Prk use?
Tuttle Creek Reservoir Coe Stockdale Prk uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.