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Community Water System · PWS KS2009505

Norwich, City Of

Norwich, Kansas 67118 - drinking water served from groundwater sources to 433 people, tracked in EPA SDWIS and UCMR5.

433
People served
694
EPA violations
340
Health-based
Untested
UCMR5 result

The verdict

EPA records 694 drinking-water violations at Norwich, City Of, 49% of them health-based - above the Kansas per-system average.

694
Total EPA violations on record
49%
Health-based (MCL / treatment failure)
433
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Norwich, City Of

Norwich, City Of is a local-owned community water system that delivers drinking water to 433 residents in Norwich, Kansas (Kingman County) through 226 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 694 total violations for this system , of which 340 (49%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 280 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 334 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. Statewide, 89 of 103 UCMR5-tested systems have reported PFAS detections (86.4%).

Norwich, City Of's 694 violations sit above 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
433
Total Violations
694
Health-Based Violations
340
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
226
County
Kingman
School/Daycare
No
MCL Violations
334
Monitoring Violations
280
Treatment Tech Violations
6

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MCL 334 2018
Coliform (TCR) MR 83 2016
Total Haloacetic Acids (HAA5) MR 67 2025
TTHM MR 67 2025
Public Notice Other 55 2021
Lead and Copper Rule MR 32 2021
Nitrate MR 19 2014
Revised Total Coliform Rule MON 8 2024
Consumer Confidence Rule Other 7 2006
Groundwater Rule TT 5 2022
Chlorine MR 4 2024
Groundwater Rule Other 4 2015
Lead and Copper Rule TT 1 1994

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 Norwich, 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 KS2009505 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 Total Haloacetic Acids (HAA5) MR 67 SDWIS / KS2009505 / 2456
2025 TTHM MR 67 SDWIS / KS2009505 / 2950
2024 Revised Total Coliform Rule MON 8 SDWIS / KS2009505 / 8000
2024 Chlorine MR 4 SDWIS / KS2009505 / 0999
2022 Groundwater Rule TT 5 SDWIS / KS2009505 / 0700
2021 Public Notice Other 55 SDWIS / KS2009505 / 7500
2021 Lead and Copper Rule MR 32 SDWIS / KS2009505 / 5000
2018 Nitrate MCL 334 SDWIS / KS2009505 / 1040
2016 Coliform (TCR) MR 83 SDWIS / KS2009505 / 3100
2015 Groundwater Rule Other 4 SDWIS / KS2009505 / 0700
2014 Nitrate MR 19 SDWIS / KS2009505 / 1040
2006 Consumer Confidence Rule Other 7 SDWIS / KS2009505 / 7000
1994 Lead and Copper Rule TT 1 SDWIS / KS2009505 / 5000

How Norwich, City Of Compares

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

Metric Norwich, City Of Kansas avg Federal benchmark
Total violations 694 88.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 340 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 433 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 Norwich, City Of water safe to drink? ▼
Norwich, City Of (PWS ID: KS2009505) has 694 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 433 people using Groundwater sources.
How many people does Norwich, City Of serve? ▼
Norwich, City Of serves 433 people in Norwich, Kansas. It is a Local-owned system using Groundwater water sources with 226 service connections.
What type of violations does Norwich, City Of have? ▼
Norwich, City Of has 694 total violations: 340 health-based violations (MCL exceedances or treatment failures), 280 monitoring/reporting violations, and 6 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Norwich, City Of water? ▼
No PFAS testing data is available for Norwich, City Of under the EPA's UCMR5 monitoring program.
What water source does Norwich, City Of use? ▼
Norwich, 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

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.