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Non-Transient Non-Community Water System · PWS NV0002528

Nevada Gold Mines Turquoise Ridge

Golconda, Nevada 89414 - drinking water served from groundwater sources to 480 people, tracked in EPA SDWIS and UCMR5.

480
People served
16
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 16 drinking-water violations at Nevada Gold Mines Turquoise Ridge, 13% of them health-based - below the Nevada per-system average.

16
Total EPA violations on record
13%
Health-based (MCL / treatment failure)
480
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Nevada Gold Mines Turquoise Ridge

Nevada Gold Mines Turquoise Ridge is a private-owned non-transient non-community water system that delivers drinking water to 480 residents in Golconda, Nevada (Humboldt County) through 11 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 16 total violations for this system , of which 2 (13%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 11 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 3 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%).

Nevada Gold Mines Turquoise Ridge's 16 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
480
Total Violations
16
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
11
County
Humboldt
School/Daycare
No
MCL Violations
2
Monitoring Violations
11
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MR 3 2009
Coliform (TCR) MR 3 1999
TTHM MR 3 2009
Coliform (TCR) MCL 2 1998
Lead and Copper Rule MR 2 1994

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 Nevada Gold Mines Turquoise Ridge.

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 NV0002528 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
2009 Total Haloacetic Acids (HAA5) MR 3 SDWIS / NV0002528 / 2456
2009 TTHM MR 3 SDWIS / NV0002528 / 2950
1999 Coliform (TCR) MR 3 SDWIS / NV0002528 / 3100
1998 Coliform (TCR) MCL 2 SDWIS / NV0002528 / 3100
1994 Lead and Copper Rule MR 2 SDWIS / NV0002528 / 5000

How Nevada Gold Mines Turquoise Ridge Compares

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

Metric Nevada Gold Mines Turquoise Ridge Nevada avg Federal benchmark
Total violations 16 95.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 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 480 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 Nevada Gold Mines Turquoise Ridge water safe to drink? ▼
Nevada Gold Mines Turquoise Ridge (PWS ID: NV0002528) has 16 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 480 people using Groundwater sources.
How many people does Nevada Gold Mines Turquoise Ridge serve? ▼
Nevada Gold Mines Turquoise Ridge serves 480 people in Golconda, Nevada. It is a Private-owned system using Groundwater water sources with 11 service connections.
What type of violations does Nevada Gold Mines Turquoise Ridge have? ▼
Nevada Gold Mines Turquoise Ridge has 16 total violations: 2 health-based violations (MCL exceedances or treatment failures), 11 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Nevada Gold Mines Turquoise Ridge water? ▼
No PFAS testing data is available for Nevada Gold Mines Turquoise Ridge under the EPA's UCMR5 monitoring program.
What water source does Nevada Gold Mines Turquoise Ridge use? ▼
Nevada Gold Mines Turquoise Ridge 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.