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RANCHO VISTA 4

PWS ID: NV0002571 · PAHRUMP, Nevada 89048

RANCHO VISTA 4 serves 50 people in PAHRUMP, Nevada using Groundwater water sources. It has 624 recorded EPA violations, including 7 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: RANCHO VISTA 4

RANCHO VISTA 4 is a private-owned community water system that delivers drinking water to 50 residents in PAHRUMP, Nevada (Nye County) through 27 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 624 total violations for this system , of which 7 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 608 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 Endrin, recorded in 10 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. RANCHO VISTA 4's 624 violations sit above the Nevada average. Statewide, 50 of 57 UCMR5-tested systems have reported PFAS detections (87.7%). 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
50
Total Violations
624
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
27
County
Nye
School/Daycare
No
MCL Violations
0
Monitoring Violations
608
Treatment Tech Violations
7

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Endrin MR 10 2013
BHC-GAMMA MR 10 2013
Methoxychlor MR 10 2013
Toxaphene MR 10 2013
Dalapon MR 10 2013
Diquat MR 10 2013
Glyphosate MR 10 2013
Di(2-ethylhexyl) adipate MR 10 2013
OXAMYL MR 10 2013
Di(2-ethylhexyl) phthalate MR 10 2013
Dinoseb MR 10 2013
LASSO MR 10 2013
Heptachlor MR 10 2013
Heptachlor epoxide MR 10 2013
2,4,5-TP MR 10 2013
Benzo(a)pyrene MR 10 2013
Pentachlorophenol MR 10 2013
1,2-DIBROMO-3-CHLOROPROPANE MR 10 2013
Chlordane MR 10 2013
Simazine MR 10 2013
Picloram MR 10 2013
Hexachlorocyclopentadiene MR 10 2013
Carbofuran MR 10 2013
Total Polychlorinated Biphenyls (PCB) MR 10 2013
ETHYLENE DIBROMIDE MR 10 2013
Endothall MR 10 2013
Atrazine MR 10 2013
2,4-D MR 10 2013
HEXACHLOROBENZENE MR 10 2013
1,2,4-Trichlorobenzene MR 9 2013

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 RANCHO VISTA 4.

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 NV0002571 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
2025 Consumer Confidence Rule Other 5 SDWIS / NV0002571 / 7000
2025 Total Haloacetic Acids (HAA5) MR 1 SDWIS / NV0002571 / 2456
2025 TTHM MR 1 SDWIS / NV0002571 / 2950
2021 Revised Total Coliform Rule MON 3 SDWIS / NV0002571 / 8000
2018 Groundwater Rule TT 4 SDWIS / NV0002571 / 0700
2018 Revised Total Coliform Rule TT 3 SDWIS / NV0002571 / 8000
2016 Lead and Copper Rule MR 8 SDWIS / NV0002571 / 5000
2013 Endrin MR 10 SDWIS / NV0002571 / 2005
2013 BHC-GAMMA MR 10 SDWIS / NV0002571 / 2010
2013 Methoxychlor MR 10 SDWIS / NV0002571 / 2015
2013 Toxaphene MR 10 SDWIS / NV0002571 / 2020
2013 Dalapon MR 10 SDWIS / NV0002571 / 2031
2013 Diquat MR 10 SDWIS / NV0002571 / 2032
2013 Glyphosate MR 10 SDWIS / NV0002571 / 2034
2013 Di(2-ethylhexyl) adipate MR 10 SDWIS / NV0002571 / 2035

How RANCHO VISTA 4 Compares

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

Metric RANCHO VISTA 4 Nevada avg Federal benchmark
Total violations 624 95.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 7 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 50 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is RANCHO VISTA 4 water safe to drink? ▼
RANCHO VISTA 4 (PWS ID: NV0002571) has 624 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 50 people using Groundwater sources.
How many people does RANCHO VISTA 4 serve? ▼
RANCHO VISTA 4 serves 50 people in PAHRUMP, Nevada. It is a Private-owned system using Groundwater water sources with 27 service connections.
What type of violations does RANCHO VISTA 4 have? ▼
RANCHO VISTA 4 has 624 total violations: 7 health-based violations (MCL exceedances or treatment failures), 608 monitoring/reporting violations, and 7 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in RANCHO VISTA 4 water? ▼
No PFAS testing data is available for RANCHO VISTA 4 under the EPA's UCMR5 monitoring program.
What water source does RANCHO VISTA 4 use? ▼
RANCHO VISTA 4 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 Kiznis Studio Editorial