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Non-Transient Non-Community Water System · PWS NV0000323

Blue Diamond Rainbow SW Plaza Water

Chicago, Nevada 60607 - drinking water served from groundwater sources to 1,871 people, tracked in EPA SDWIS and UCMR5.

1,871
People served
79
EPA violations
38
Health-based
Untested
UCMR5 result

The verdict

EPA records 79 drinking-water violations at Blue Diamond Rainbow SW Plaza Water, 48% of them health-based - below the Nevada per-system average.

79
Total EPA violations on record
48%
Health-based (MCL / treatment failure)
1,871
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Blue Diamond Rainbow SW Plaza Water

Blue Diamond Rainbow SW Plaza Water is a private-owned non-transient non-community water system that delivers drinking water to 1,871 residents in Chicago, Nevada (Clark County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 79 total violations for this system , of which 38 (48%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 37 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 35 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.

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%).

Blue Diamond Rainbow SW Plaza Water's 79 violations sit below 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
1,871
Total Violations
79
Health-Based Violations
38
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
2
County
Clark
School/Daycare
No
MCL Violations
1
Monitoring Violations
37
Treatment Tech Violations
37

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule TT 35 2022
Lead and Copper Rule MR 17 2023
Coliform (TCR) MR 11 2008
Revised Total Coliform Rule MON 6 2020
Nitrate MR 3 2011
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 2 2024
Coliform (TCR) MCL 1 2003
Coliform (TCR) Other 1 1992

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 Blue Diamond Rainbow SW Plaza Water.

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 NV0000323 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
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / NV0000323 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / NV0000323 / 5200
2023 Lead and Copper Rule MR 17 SDWIS / NV0000323 / 5000
2022 Groundwater Rule TT 35 SDWIS / NV0000323 / 0700
2020 Revised Total Coliform Rule MON 6 SDWIS / NV0000323 / 8000
2011 Nitrate MR 3 SDWIS / NV0000323 / 1040
2008 Coliform (TCR) MR 11 SDWIS / NV0000323 / 3100
2003 Coliform (TCR) MCL 1 SDWIS / NV0000323 / 3100
1992 Coliform (TCR) Other 1 SDWIS / NV0000323 / 3100

How Blue Diamond Rainbow SW Plaza Water Compares

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

Metric Blue Diamond Rainbow SW Plaza Water Nevada avg Federal benchmark
Total violations 79 95.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 38 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 1,871 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 Blue Diamond Rainbow SW Plaza Water water safe to drink? ▼
Blue Diamond Rainbow SW Plaza Water (PWS ID: NV0000323) has 79 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,871 people using Groundwater sources.
How many people does Blue Diamond Rainbow SW Plaza Water serve? ▼
Blue Diamond Rainbow SW Plaza Water serves 1,871 people in Chicago, Nevada. It is a Private-owned system using Groundwater water sources with 2 service connections.
What type of violations does Blue Diamond Rainbow SW Plaza Water have? ▼
Blue Diamond Rainbow SW Plaza Water has 79 total violations: 38 health-based violations (MCL exceedances or treatment failures), 37 monitoring/reporting violations, and 37 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Blue Diamond Rainbow SW Plaza Water water? ▼
No PFAS testing data is available for Blue Diamond Rainbow SW Plaza Water under the EPA's UCMR5 monitoring program.
What water source does Blue Diamond Rainbow SW Plaza Water use? ▼
Blue Diamond Rainbow SW Plaza Water uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.