PlainWater
States → EPA Region 10 — Tribal Water Systems

Community Water System · PWS 105300028

5 Cedars

Deming, EPA Region 10 — Tribal Water Systems 98244 - drinking water served from groundwater sources to 150 people, tracked in EPA SDWIS and UCMR5.

150
People served
293
EPA violations
33
Health-based
Untested
UCMR5 result

The verdict

EPA records 293 drinking-water violations at 5 Cedars, 11% of them health-based.

293
Total EPA violations on record
11%
Health-based (MCL / treatment failure)
150
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: 5 Cedars

5 Cedars is a native american-owned community water system that delivers drinking water to 150 residents in Deming, EPA Region 10 — Tribal Water Systems through 43 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 293 total violations for this system , of which 33 (11%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 212 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Groundwater Rule, recorded in 28 violations (TT, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

EPA Region 10 — Tribal Water Systems has thousands of regulated public water systems tracked by EPA under the Safe Drinking Water Act.

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
150
Total Violations
293
Health-Based Violations
33
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
43
School/Daycare
No
MCL Violations
4
Monitoring Violations
212
Treatment Tech Violations
29

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule TT 28 2022
Consumer Confidence Rule Other 22 2023
Nitrate MR 21 2024
Coliform (TCR) MR 19 2015
Public Notice Other 18 2023
Chlorine MR 12 2023
Lead and Copper Rule MR 10 2019
Revised Total Coliform Rule MON 10 2022
Nitrate MCL 4 2023
TTHM MR 3 2014
Total Haloacetic Acids (HAA5) MR 3 2014
Gross Alpha, Excl. Radon and U MR 2 2014
Vinyl chloride MR 2 2017
cis-1,2-Dichloroethylene MR 2 2017
DICHLOROMETHANE MR 2 2017
1,1-Dichloroethylene MR 2 2017
1,2-Dichloroethane MR 2 2017
1,1,1-Trichloroethane MR 2 2017
Carbon tetrachloride MR 2 2017
1,1,2-Trichloroethane MR 2 2017
Tetrachloroethylene MR 2 2017
CHLOROBENZENE MR 2 2017
Toluene MR 2 2017
Ethylbenzene MR 2 2017
Arsenic MR 2 2017
Barium MR 2 2017
Cadmium MR 2 2017
CYANIDE MR 2 2017
Fluoride MR 2 2017
Mercury MR 2 2017

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 5 Cedars.

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 105300028 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

EPA Region 10 — Tribal Water Systems Drinking Water Authority

EPA Region 10 — Tribal Water Systems'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 10 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
2024 Nitrate MR 21 SDWIS / 105300028 / 1040
2023 Consumer Confidence Rule Other 22 SDWIS / 105300028 / 7000
2023 Public Notice Other 18 SDWIS / 105300028 / 7500
2023 Chlorine MR 12 SDWIS / 105300028 / 0999
2023 Nitrate MCL 4 SDWIS / 105300028 / 1040
2022 Groundwater Rule TT 28 SDWIS / 105300028 / 0700
2022 Revised Total Coliform Rule MON 10 SDWIS / 105300028 / 8000
2019 Lead and Copper Rule MR 10 SDWIS / 105300028 / 5000
2017 Vinyl chloride MR 2 SDWIS / 105300028 / 2976
2017 cis-1,2-Dichloroethylene MR 2 SDWIS / 105300028 / 2380
2017 DICHLOROMETHANE MR 2 SDWIS / 105300028 / 2964
2017 1,1-Dichloroethylene MR 2 SDWIS / 105300028 / 2977
2017 1,2-Dichloroethane MR 2 SDWIS / 105300028 / 2980
2017 1,1,1-Trichloroethane MR 2 SDWIS / 105300028 / 2981
2017 Carbon tetrachloride MR 2 SDWIS / 105300028 / 2982

How 5 Cedars Compares

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

Metric 5 Cedars EPA Region 10 — Tribal Water Systems avg Federal benchmark
Total violations 293 - SDWA compliance, any non-zero count is a recorded breach
Health-based violations 33 - Indicates a contaminant exceeded a federal MCL
PFAS detection None - EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 150 - Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across all regulated public water systems in EPA Region 10 — Tribal Water Systems.

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 5 Cedars water safe to drink? ▼
5 Cedars (PWS ID: 105300028) has 293 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does 5 Cedars serve? ▼
5 Cedars serves 150 people in Deming, EPA Region 10 — Tribal Water Systems. It is a Native American-owned system using Groundwater water sources with 43 service connections.
What type of violations does 5 Cedars have? ▼
5 Cedars has 293 total violations: 33 health-based violations (MCL exceedances or treatment failures), 212 monitoring/reporting violations, and 29 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in 5 Cedars water? ▼
No PFAS testing data is available for 5 Cedars under the EPA's UCMR5 monitoring program.
What water source does 5 Cedars use? ▼
5 Cedars 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.