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Community Water System · PWS NV0005062

Southern Desert Correctional Ctr Ndoc

Las Vegas, Nevada 89118 - drinking water served from groundwater sources to 6,200 people, tracked in EPA SDWIS and UCMR5.

6,200
People served
180
EPA violations
31
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 180 drinking-water violations at Southern Desert Correctional Ctr Ndoc, 17% of them health-based - above the Nevada per-system average.

180
Total EPA violations on record
17%
Health-based (MCL / treatment failure)
6,200
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Southern Desert Correctional Ctr Ndoc

Southern Desert Correctional Ctr Ndoc is a state-owned community water system that delivers drinking water to 6,200 residents in Las Vegas, Nevada (Clark County) through 19 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 180 total violations for this system , of which 31 (17%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 133 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 Coliform (TCR), recorded in 27 violations (MCL, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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%).

Southern Desert Correctional Ctr Ndoc's 180 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
6,200
Total Violations
180
Health-Based Violations
31
Water Source
Groundwater

System Details

System Type
Community
Owner Type
State
Connections
19
County
Clark
School/Daycare
No
MCL Violations
27
Monitoring Violations
133
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 27 2015
Chlorine MR 18 2007
Consumer Confidence Rule Other 12 2019
TTHM MR 7 2009
Total Haloacetic Acids (HAA5) MR 7 2009
Nitrite MR 6 2002
Combined Radium (-226 and -228) MR 6 2012
Radium-226 MR 6 2012
Radium-228 MR 6 2012
Combined Uranium MR 6 2012
Groundwater Rule TT 4 2020
Nitrate MR 3 2011
cis-1,2-Dichloroethylene MR 3 2012
DICHLOROMETHANE MR 3 2012
Vinyl chloride MR 3 2012
1,2-Dichloroethane MR 3 2012
1,1,1-Trichloroethane MR 3 2012
Carbon tetrachloride MR 3 2012
Trichloroethylene MR 3 2012
CHLOROBENZENE MR 3 2012
Toluene MR 3 2012
Ethylbenzene MR 3 2012
1,1-Dichloroethylene MR 3 2012
o-Dichlorobenzene MR 3 2012
Tetrachloroethylene MR 3 2012
Benzene MR 3 2012
1,2,4-Trichlorobenzene MR 3 2012
Styrene MR 3 2012
p-Dichlorobenzene MR 3 2012
1,1,2-Trichloroethane MR 3 2012

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 29 samples detected PFAS.

Contaminant Date Result MRL Status
11Cl-PF3OUdS 5/20/2025 <5.00 ppt 5.00 ppt Not Detected
PFUnA 5/20/2025 <2.00 ppt 2.00 ppt Not Detected
PFHpS 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
PFPeS 5/20/2025 <4.00 ppt 4.00 ppt Not Detected
NFDHA 5/20/2025 <20.00 ppt 20.00 ppt Not Detected
PFEESA 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
PFMBA 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
PFPeA 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
PFMPA 5/20/2025 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 5/20/2025 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 5/20/2025 <5.00 ppt 5.00 ppt Not Detected
PFBA 5/20/2025 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 5/20/2025 <5.00 ppt 5.00 ppt Not Detected
PFHxA 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 5/20/2025 <2.00 ppt 2.00 ppt Not Detected
PFTA 5/20/2025 <8.00 ppt 8.00 ppt Not Detected
PFDoA 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
PFDA 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
PFOA 5/20/2025 <4.00 ppt 4.00 ppt Not Detected
PFOS 5/20/2025 <4.00 ppt 4.00 ppt Not Detected
PFNA 5/20/2025 <4.00 ppt 4.00 ppt Not Detected
PFHxS 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpA 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
PFBS 5/20/2025 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 5/20/2025 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 5/20/2025 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 5/20/2025 <7.00 ppt 7.00 ppt Not Detected
ADONA 5/20/2025 <3.00 ppt 3.00 ppt Not Detected

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 Southern Desert Correctional Ctr Ndoc.

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 NV0005062 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 Revised Total Coliform Rule MON 2 SDWIS / NV0005062 / 8000
2020 Groundwater Rule TT 4 SDWIS / NV0005062 / 0700
2019 Consumer Confidence Rule Other 12 SDWIS / NV0005062 / 7000
2015 Coliform (TCR) MCL 27 SDWIS / NV0005062 / 3100
2012 Combined Radium (-226 and -228) MR 6 SDWIS / NV0005062 / 4010
2012 Radium-226 MR 6 SDWIS / NV0005062 / 4020
2012 Radium-228 MR 6 SDWIS / NV0005062 / 4030
2012 Combined Uranium MR 6 SDWIS / NV0005062 / 4006
2012 cis-1,2-Dichloroethylene MR 3 SDWIS / NV0005062 / 2380
2012 DICHLOROMETHANE MR 3 SDWIS / NV0005062 / 2964
2012 Vinyl chloride MR 3 SDWIS / NV0005062 / 2976
2012 1,2-Dichloroethane MR 3 SDWIS / NV0005062 / 2980
2012 1,1,1-Trichloroethane MR 3 SDWIS / NV0005062 / 2981
2012 Carbon tetrachloride MR 3 SDWIS / NV0005062 / 2982
2012 Trichloroethylene MR 3 SDWIS / NV0005062 / 2984

How Southern Desert Correctional Ctr Ndoc Compares

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

Metric Southern Desert Correctional Ctr Ndoc Nevada avg Federal benchmark
Total violations 180 95.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 31 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 6,200 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 Southern Desert Correctional Ctr Ndoc water safe to drink? ▼
Southern Desert Correctional Ctr Ndoc (PWS ID: NV0005062) has 180 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 6,200 people using Groundwater sources.
How many people does Southern Desert Correctional Ctr Ndoc serve? ▼
Southern Desert Correctional Ctr Ndoc serves 6,200 people in Las Vegas, Nevada. It is a State-owned system using Groundwater water sources with 19 service connections.
What type of violations does Southern Desert Correctional Ctr Ndoc have? ▼
Southern Desert Correctional Ctr Ndoc has 180 total violations: 31 health-based violations (MCL exceedances or treatment failures), 133 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Southern Desert Correctional Ctr Ndoc water? ▼
No. Southern Desert Correctional Ctr Ndoc was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Southern Desert Correctional Ctr Ndoc use? ▼
Southern Desert Correctional Ctr Ndoc 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. PFAS data from EPA UCMR5 monitoring program (2023-2025). 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.