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Non-Transient Non-Community Water System · PWS NV0001178

Isabella Pearl Mine

Mina, Nevada 89422 - drinking water served from groundwater sources to 65 people, tracked in EPA SDWIS and UCMR5.

65
People served
225
EPA violations
31
Health-based
Untested
UCMR5 result

The verdict

EPA records 225 drinking-water violations at Isabella Pearl Mine, 14% of them health-based - above the Nevada per-system average.

225
Total EPA violations on record
14%
Health-based (MCL / treatment failure)
65
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Isabella Pearl Mine

Isabella Pearl Mine is a private-owned non-transient non-community water system that delivers drinking water to 65 residents in Mina, Nevada (Mineral County) through 5 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 225 total violations for this system , of which 31 (14%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 184 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 Arsenic, recorded in 27 violations (MCL, 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%).

Isabella Pearl Mine's 225 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
65
Total Violations
225
Health-Based Violations
31
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
5
County
Mineral
School/Daycare
No
MCL Violations
31
Monitoring Violations
184
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 27 2024
Revised Total Coliform Rule RPT 10 2022
Revised Total Coliform Rule MON 7 2022
Simazine MR 6 2020
Hexachlorocyclopentadiene MR 6 2020
LASSO MR 6 2020
Heptachlor MR 6 2020
Total Polychlorinated Biphenyls (PCB) MR 6 2020
1,2-DIBROMO-3-CHLOROPROPANE MR 6 2020
ETHYLENE DIBROMIDE MR 6 2020
BHC-GAMMA MR 6 2020
Chlordane MR 6 2020
Dalapon MR 6 2020
Di(2-ethylhexyl) adipate MR 6 2020
Di(2-ethylhexyl) phthalate MR 6 2020
Picloram MR 6 2020
Dinoseb MR 6 2020
Toxaphene MR 6 2020
2,4-D MR 6 2020
HEXACHLOROBENZENE MR 6 2020
Pentachlorophenol MR 6 2020
Glyphosate MR 6 2020
Atrazine MR 6 2020
2,4,5-TP MR 6 2020
Carbofuran MR 6 2020
Diquat MR 6 2020
Endrin MR 6 2020
Heptachlor epoxide MR 6 2020
Endothall MR 6 2020
OXAMYL MR 6 2020

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 Isabella Pearl Mine.

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 NV0001178 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 Arsenic MCL 27 SDWIS / NV0001178 / 1005
2022 Revised Total Coliform Rule RPT 10 SDWIS / NV0001178 / 8000
2022 Revised Total Coliform Rule MON 7 SDWIS / NV0001178 / 8000
2022 Revised Total Coliform Rule MCL 4 SDWIS / NV0001178 / 8000
2022 Arsenic MR 3 SDWIS / NV0001178 / 1005
2020 Simazine MR 6 SDWIS / NV0001178 / 2037
2020 Hexachlorocyclopentadiene MR 6 SDWIS / NV0001178 / 2042
2020 LASSO MR 6 SDWIS / NV0001178 / 2051
2020 Heptachlor MR 6 SDWIS / NV0001178 / 2065
2020 Total Polychlorinated Biphenyls (PCB) MR 6 SDWIS / NV0001178 / 2383
2020 1,2-DIBROMO-3-CHLOROPROPANE MR 6 SDWIS / NV0001178 / 2931
2020 ETHYLENE DIBROMIDE MR 6 SDWIS / NV0001178 / 2946
2020 BHC-GAMMA MR 6 SDWIS / NV0001178 / 2010
2020 Chlordane MR 6 SDWIS / NV0001178 / 2959
2020 Dalapon MR 6 SDWIS / NV0001178 / 2031

How Isabella Pearl Mine Compares

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

Metric Isabella Pearl Mine Nevada avg Federal benchmark
Total violations 225 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 65 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 Isabella Pearl Mine water safe to drink? ▼
Isabella Pearl Mine (PWS ID: NV0001178) has 225 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 65 people using Groundwater sources.
How many people does Isabella Pearl Mine serve? ▼
Isabella Pearl Mine serves 65 people in Mina, Nevada. It is a Private-owned system using Groundwater water sources with 5 service connections.
What type of violations does Isabella Pearl Mine have? ▼
Isabella Pearl Mine has 225 total violations: 31 health-based violations (MCL exceedances or treatment failures), 184 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Isabella Pearl Mine water? ▼
No PFAS testing data is available for Isabella Pearl Mine under the EPA's UCMR5 monitoring program.
What water source does Isabella Pearl Mine use? ▼
Isabella Pearl Mine 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.