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WHISPERING CEDARS

PWS ID: 105300120 · DEMING, 10 98244

WHISPERING CEDARS serves 25 people in DEMING, 10 using Groundwater water sources. It has 276 recorded EPA violations, including 24 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WHISPERING CEDARS

WHISPERING CEDARS is a native american-owned community water system that delivers drinking water to 25 residents in DEMING, 10 through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 276 total violations for this system , of which 24 (9%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 205 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 Consumer Confidence Rule, recorded in 26 violations (Other). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across 10, EPA tracks 158 public water systems serving 142,574 people, with 31,953 cumulative violations and 1,055 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 202.2 violations. WHISPERING CEDARS's 276 violations sit above the 10 average. Statewide, 2 of 10 UCMR5-tested systems have reported PFAS detections (20%). 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
276
Health-Based Violations
24
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
2
School/Daycare
No
MCL Violations
0
Monitoring Violations
205
Treatment Tech Violations
24

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 26 2023
Groundwater Rule TT 22 2022
Public Notice Other 18 2023
Coliform (TCR) MR 17 2015
Chlorine MR 14 2018
Lead and Copper Rule MR 14 2024
Revised Total Coliform Rule MON 10 2021
Nitrate MR 8 2023
Asbestos MR 4 2020
TTHM MR 3 2014
Total Haloacetic Acids (HAA5) MR 3 2014
Cadmium MR 2 2014
CYANIDE MR 2 2014
Gross Alpha, Excl. Radon and U MR 2 2014
Combined Radium (-226 and -228) MR 2 2014
1,2,4-Trichlorobenzene MR 2 2014
cis-1,2-Dichloroethylene MR 2 2014
DICHLOROMETHANE MR 2 2014
o-Dichlorobenzene MR 2 2014
Vinyl chloride MR 2 2014
trans-1,2-Dichloroethylene MR 2 2014
1,2-Dichloroethane MR 2 2014
Carbon tetrachloride MR 2 2014
1,2-Dichloropropane MR 2 2014
Trichloroethylene MR 2 2014
1,1,2-Trichloroethane MR 2 2014
Tetrachloroethylene MR 2 2014
CHLOROBENZENE MR 2 2014
Ethylbenzene MR 2 2014
Styrene MR 2 2014

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 WHISPERING 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 105300120 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

10 Drinking Water Authority

10'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 Lead and Copper Rule MR 14 SDWIS / 105300120 / 5000
2023 Consumer Confidence Rule Other 26 SDWIS / 105300120 / 7000
2023 Public Notice Other 18 SDWIS / 105300120 / 7500
2023 Nitrate MR 8 SDWIS / 105300120 / 1040
2022 Groundwater Rule TT 22 SDWIS / 105300120 / 0700
2022 Lead and Copper Rule TT 2 SDWIS / 105300120 / 5000
2021 Revised Total Coliform Rule MON 10 SDWIS / 105300120 / 8000
2020 Asbestos MR 4 SDWIS / 105300120 / 1094
2018 Chlorine MR 14 SDWIS / 105300120 / 0999
2015 Coliform (TCR) MR 17 SDWIS / 105300120 / 3100
2014 TTHM MR 3 SDWIS / 105300120 / 2950
2014 Total Haloacetic Acids (HAA5) MR 3 SDWIS / 105300120 / 2456
2014 Cadmium MR 2 SDWIS / 105300120 / 1015
2014 CYANIDE MR 2 SDWIS / 105300120 / 1024
2014 Gross Alpha, Excl. Radon and U MR 2 SDWIS / 105300120 / 4000

How WHISPERING CEDARS Compares

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

Metric WHISPERING CEDARS 10 avg Federal benchmark
Total violations 276 202.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 24 6.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 20% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 25 902 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 158 regulated public water systems in 10.

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 WHISPERING CEDARS water safe to drink? ▼
WHISPERING CEDARS (PWS ID: 105300120) has 276 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 WHISPERING CEDARS serve? ▼
WHISPERING CEDARS serves 25 people in DEMING, 10. It is a Native American-owned system using Groundwater water sources with 2 service connections.
What type of violations does WHISPERING CEDARS have? ▼
WHISPERING CEDARS has 276 total violations: 24 health-based violations (MCL exceedances or treatment failures), 205 monitoring/reporting violations, and 24 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WHISPERING CEDARS water? ▼
No PFAS testing data is available for WHISPERING CEDARS under the EPA's UCMR5 monitoring program.
What water source does WHISPERING CEDARS use? ▼
WHISPERING 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.

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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.

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