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Community Water System · PWS CA2701241

Encinal RD WS #01

Salinas, California 93908 - drinking water served from groundwater sources to 91 people, tracked in EPA SDWIS and UCMR5.

91
People served
395
EPA violations
382
Health-based
Untested
UCMR5 result

The verdict

EPA records 395 drinking-water violations at Encinal RD WS #01, 97% of them health-based - above the California per-system average.

395
Total EPA violations on record
97%
Health-based (MCL / treatment failure)
91
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Encinal RD WS #01

Encinal RD WS #01 is a private-owned community water system that delivers drinking water to 91 residents in Salinas, California (Monterey County) through 9 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 395 total violations for this system , of which 382 (97%) 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 2024.

The most frequently cited contaminant at this system is Nitrate, recorded in 345 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. Statewide, 447 of 694 UCMR5-tested systems have reported PFAS detections (64.4%).

Encinal RD WS #01's 395 violations sit above the California 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
91
Total Violations
395
Health-Based Violations
382
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
9
County
Monterey
School/Daycare
No
MCL Violations
381
Monitoring Violations
11
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MCL 345 2024
Coliform (TCR) MCL 34 2013
Nitrate MR 8 2015
Revised Total Coliform Rule MCL 2 2023
Coliform (TCR) MR 2 2009
LEAD AND COPPER RULE REVISIONS RPT 1 2024
LEAD AND COPPER RULE REVISIONS TT 1 2024
Lead and Copper Rule MR 1 1993

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 Encinal RD WS #01.

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 CA2701241 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 Encinal RD WS #01 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 Nitrate MCL 345 SDWIS / CA2701241 / 1040
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CA2701241 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CA2701241 / 5200
2023 Revised Total Coliform Rule MCL 2 SDWIS / CA2701241 / 8000
2015 Nitrate MR 8 SDWIS / CA2701241 / 1040
2013 Coliform (TCR) MCL 34 SDWIS / CA2701241 / 3100
2009 Coliform (TCR) MR 2 SDWIS / CA2701241 / 3100
1993 Lead and Copper Rule MR 1 SDWIS / CA2701241 / 5000

How Encinal RD WS #01 Compares

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

Metric Encinal RD WS #01 California avg Federal benchmark
Total violations 395 21.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 382 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 91 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 (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 Encinal RD WS #01 water safe to drink? ▼
Encinal RD WS #01 (PWS ID: CA2701241) has 395 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 91 people using Groundwater sources.
How many people does Encinal RD WS #01 serve? ▼
Encinal RD WS #01 serves 91 people in Salinas, California. It is a Private-owned system using Groundwater water sources with 9 service connections.
What type of violations does Encinal RD WS #01 have? ▼
Encinal RD WS #01 has 395 total violations: 382 health-based violations (MCL exceedances or treatment failures), 11 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Encinal RD WS #01 water? ▼
No PFAS testing data is available for Encinal RD WS #01 under the EPA's UCMR5 monitoring program.
What water source does Encinal RD WS #01 use? ▼
Encinal RD WS #01 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.
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.