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Community Water System · PWS NV0002538

C Valley MHP

Henderson, Nevada 89015 - drinking water served from groundwater sources to 54 people, tracked in EPA SDWIS and UCMR5.

54
People served
328
EPA violations
15
Health-based
Untested
UCMR5 result

The verdict

EPA records 328 drinking-water violations at C Valley MHP, 5% of them health-based - above the Nevada per-system average.

328
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
54
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: C Valley MHP

C Valley MHP is a private-owned community water system that delivers drinking water to 54 residents in Henderson, Nevada (Nye County) through 20 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 328 total violations for this system , of which 15 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 284 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 19 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 Nevada, EPA tracks 589 public water systems serving 3,455,285 people, with 56,333 cumulative violations and 6,657 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 95.6 violations. Statewide, 50 of 57 UCMR5-tested systems have reported PFAS detections (87.7%).

C Valley MHP's 328 violations sit above the Nevada 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
54
Total Violations
328
Health-Based Violations
15
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
20
County
Nye
School/Daycare
No
MCL Violations
10
Monitoring Violations
284
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 19 2007
Consumer Confidence Rule Other 14 2006
Chlorine MR 12 2006
Nitrate MR 12 2020
Coliform (TCR) MCL 10 2012
Arsenic MR 7 2020
TTHM MR 6 2006
Total Haloacetic Acids (HAA5) MR 6 2006
Groundwater Rule TT 5 2019
Methoxychlor MR 4 1999
Aldicarb sulfoxide MR 4 1999
Atrazine MR 4 1999
LASSO MR 4 1999
1,2-DIBROMO-3-CHLOROPROPANE MR 4 1999
Chlordane MR 4 1999
Dalapon MR 4 1999
Endothall MR 4 1999
Glyphosate MR 4 1999
Di(2-ethylhexyl) adipate MR 4 1999
OXAMYL MR 4 1999
Simazine MR 4 1999
Di(2-ethylhexyl) phthalate MR 4 1999
Picloram MR 4 1999
Dinoseb MR 4 1999
Hexachlorocyclopentadiene MR 4 1999
CYANIDE MR 4 2008
cis-1,2-Dichloroethylene MR 4 2008
p-Dichlorobenzene MR 4 2008
1,1-Dichloroethylene MR 4 2008
1,2-Dichloroethane MR 4 2008

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 C Valley MHP.

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 NV0002538 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Nevada Drinking Water Authority

Nevada'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 NV 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
2020 Nitrate MR 12 SDWIS / NV0002538 / 1040
2020 Arsenic MR 7 SDWIS / NV0002538 / 1005
2020 Combined Uranium MR 3 SDWIS / NV0002538 / 4006
2020 Nitrite MR 3 SDWIS / NV0002538 / 1041
2019 Groundwater Rule TT 5 SDWIS / NV0002538 / 0700
2012 Coliform (TCR) MCL 10 SDWIS / NV0002538 / 3100
2008 CYANIDE MR 4 SDWIS / NV0002538 / 1024
2008 cis-1,2-Dichloroethylene MR 4 SDWIS / NV0002538 / 2380
2008 p-Dichlorobenzene MR 4 SDWIS / NV0002538 / 2969
2008 1,1-Dichloroethylene MR 4 SDWIS / NV0002538 / 2977
2008 1,2-Dichloroethane MR 4 SDWIS / NV0002538 / 2980
2008 Carbon tetrachloride MR 4 SDWIS / NV0002538 / 2982
2008 1,2-Dichloropropane MR 4 SDWIS / NV0002538 / 2983
2008 Trichloroethylene MR 4 SDWIS / NV0002538 / 2984
2008 Tetrachloroethylene MR 4 SDWIS / NV0002538 / 2987

How C Valley MHP Compares

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

Metric C Valley MHP Nevada avg Federal benchmark
Total violations 328 95.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 15 11.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 87.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 54 5,866 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 589 regulated public water systems in Nevada.

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 C Valley MHP water safe to drink? ▼
C Valley MHP (PWS ID: NV0002538) has 328 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 54 people using Groundwater sources.
How many people does C Valley MHP serve? ▼
C Valley MHP serves 54 people in Henderson, Nevada. It is a Private-owned system using Groundwater water sources with 20 service connections.
What type of violations does C Valley MHP have? ▼
C Valley MHP has 328 total violations: 15 health-based violations (MCL exceedances or treatment failures), 284 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in C Valley MHP water? ▼
No PFAS testing data is available for C Valley MHP under the EPA's UCMR5 monitoring program.
What water source does C Valley MHP use? ▼
C Valley MHP 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.