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MESQUITE MINES INC.

PWS ID: CA1300643 · BRAWLEY, California 92227

MESQUITE MINES INC. serves 290 people in BRAWLEY, California using Groundwater water sources. It has 36 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MESQUITE MINES INC.

MESQUITE MINES INC. is a private-owned non-transient non-community water system that delivers drinking water to 290 residents in BRAWLEY, California (Imperial County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 36 total violations for this system , of which 2 (6%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 32 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 Fluoride, recorded in 1 violation (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across California, EPA tracks 7,249 public water systems serving 42,404,883 people, with 153,308 cumulative violations and 63,983 health-based violations on record. About 89% of systems in the state carry at least one violation, and state-wide the average per system is 21.1 violations. MESQUITE MINES INC.'s 36 violations sit above the California average. Statewide, 447 of 694 UCMR5-tested systems have reported PFAS detections (64.4%). 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
290
Total Violations
36
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Imperial
School/Daycare
No
MCL Violations
1
Monitoring Violations
32
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Fluoride MR 1 2011
Coliform (TCR) MCL 1 2011
Arsenic MR 1 2011
Chlordane MR 1 2020
Endrin MR 1 2020
Heptachlor epoxide MR 1 2020
Di(2-ethylhexyl) adipate MR 1 2020
2,3,7,8-TCDD MR 1 2020
Glyphosate MR 1 2020
HEXACHLOROBENZENE MR 1 2020
2,4-D MR 1 2020
Total Polychlorinated Biphenyls (PCB) MR 1 2020
Diquat MR 1 2020
Endothall MR 1 2020
Di(2-ethylhexyl) phthalate MR 1 2020
Picloram MR 1 2020
Benzo(a)pyrene MR 1 2020
ETHYLENE DIBROMIDE MR 1 2020
2,4,5-TP MR 1 2020
Carbofuran MR 1 2020
Simazine MR 1 2020
LEAD AND COPPER RULE REVISIONS RPT 1 2024
Methoxychlor MR 1 2020
Atrazine MR 1 2020
Dalapon MR 1 2020
Dinoseb MR 1 2020
Pentachlorophenol MR 1 2020
Hexachlorocyclopentadiene MR 1 2020
LEAD AND COPPER RULE REVISIONS TT 1 2024
Toxaphene MR 1 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 MESQUITE MINES INC..

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 CA1300643 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

California Drinking Water Authority

California State Water Resources Control Board — Division of Drinking Water is the primacy agency that licenses and inspects MESQUITE MINES INC. under EPA-delegated authority.

Open CA regulator portal

Source: California State Water Resources Control Board — Division of Drinking Water

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 RPT 1 SDWIS / CA1300643 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CA1300643 / 5200
2020 Chlordane MR 1 SDWIS / CA1300643 / 2959
2020 Endrin MR 1 SDWIS / CA1300643 / 2005
2020 Heptachlor epoxide MR 1 SDWIS / CA1300643 / 2067
2020 Di(2-ethylhexyl) adipate MR 1 SDWIS / CA1300643 / 2035
2020 2,3,7,8-TCDD MR 1 SDWIS / CA1300643 / 2063
2020 Glyphosate MR 1 SDWIS / CA1300643 / 2034
2020 HEXACHLOROBENZENE MR 1 SDWIS / CA1300643 / 2274
2020 2,4-D MR 1 SDWIS / CA1300643 / 2105
2020 Total Polychlorinated Biphenyls (PCB) MR 1 SDWIS / CA1300643 / 2383
2020 Diquat MR 1 SDWIS / CA1300643 / 2032
2020 Endothall MR 1 SDWIS / CA1300643 / 2033
2020 Di(2-ethylhexyl) phthalate MR 1 SDWIS / CA1300643 / 2039
2020 Picloram MR 1 SDWIS / CA1300643 / 2040

How MESQUITE MINES INC. Compares

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

Metric MESQUITE MINES INC. California avg Federal benchmark
Total violations 36 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 8.8 Indicates a contaminant exceeded a federal MCL
PFAS detection None 64.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 290 5,850 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,249 regulated public water systems in California.

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 MESQUITE MINES INC. water safe to drink?
MESQUITE MINES INC. (PWS ID: CA1300643) has 36 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 290 people using Groundwater sources.
How many people does MESQUITE MINES INC. serve?
MESQUITE MINES INC. serves 290 people in BRAWLEY, California. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does MESQUITE MINES INC. have?
MESQUITE MINES INC. has 36 total violations: 2 health-based violations (MCL exceedances or treatment failures), 32 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MESQUITE MINES INC. water?
No PFAS testing data is available for MESQUITE MINES INC. under the EPA's UCMR5 monitoring program.
What water source does MESQUITE MINES INC. use?
MESQUITE MINES INC. 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial