PlainWater

LAGUNA SECA WC

PWS ID: CA2700612 · SALINAS, California 93908

LAGUNA SECA WC serves 162 people in SALINAS, California using Groundwater water sources. It has 148 recorded EPA violations, including 131 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LAGUNA SECA WC

LAGUNA SECA WC is a private-owned community water system that delivers drinking water to 162 residents in SALINAS, California (Monterey County) through 58 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 148 total violations for this system , of which 131 (89%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 15 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 121 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 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. LAGUNA SECA WC's 148 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
162
Total Violations
148
Health-Based Violations
131
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
58
County
Monterey
School/Daycare
No
MCL Violations
131
Monitoring Violations
15
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 121 2024
Coliform (TCR) MCL 10 2015
Coliform (TCR) MR 7 2015
Arsenic MR 4 2013
Gross Alpha, Excl. Radon and U MR 2 1981
Lead and Copper Rule MR 1 1993
Asbestos MR 1 2014

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 LAGUNA SECA WC.

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 CA2700612 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 LAGUNA SECA WC 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 Arsenic MCL 121 SDWIS / CA2700612 / 1005
2015 Coliform (TCR) MCL 10 SDWIS / CA2700612 / 3100
2015 Coliform (TCR) MR 7 SDWIS / CA2700612 / 3100
2014 Asbestos MR 1 SDWIS / CA2700612 / 1094
2013 Arsenic MR 4 SDWIS / CA2700612 / 1005
1993 Lead and Copper Rule MR 1 SDWIS / CA2700612 / 5000
1981 Gross Alpha, Excl. Radon and U MR 2 SDWIS / CA2700612 / 4000

How LAGUNA SECA WC Compares

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

Metric LAGUNA SECA WC California avg Federal benchmark
Total violations 148 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 131 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 162 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 LAGUNA SECA WC water safe to drink?
LAGUNA SECA WC (PWS ID: CA2700612) has 148 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 162 people using Groundwater sources.
How many people does LAGUNA SECA WC serve?
LAGUNA SECA WC serves 162 people in SALINAS, California. It is a Private-owned system using Groundwater water sources with 58 service connections.
What type of violations does LAGUNA SECA WC have?
LAGUNA SECA WC has 148 total violations: 131 health-based violations (MCL exceedances or treatment failures), 15 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LAGUNA SECA WC water?
No PFAS testing data is available for LAGUNA SECA WC under the EPA's UCMR5 monitoring program.
What water source does LAGUNA SECA WC use?
LAGUNA SECA WC 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.

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