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MISSION FARM R.V. PARK

PWS ID: CA3500556 · SAN JUAN BAUTISTA, California 95045

MISSION FARM R.V. PARK serves 110 people in SAN JUAN BAUTISTA, California using Groundwater water sources. It has 64 recorded EPA violations, including 9 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MISSION FARM R.V. PARK

MISSION FARM R.V. PARK is a private-owned community water system that delivers drinking water to 110 residents in SAN JUAN BAUTISTA, California (San Benito County) through 173 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 64 total violations for this system , of which 9 (14%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 41 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 Chlorine, recorded in 10 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 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. MISSION FARM R.V. PARK's 64 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
110
Total Violations
64
Health-Based Violations
9
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
173
County
San Benito
School/Daycare
No
MCL Violations
6
Monitoring Violations
41
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 10 2007
Lead and Copper Rule MR 9 2017
Consumer Confidence Rule Other 8 2005
Nitrate MR 6 2004
Coliform (TCR) MCL 6 1999
Coliform (TCR) MR 4 1999
Total Haloacetic Acids (HAA5) MR 2 2005
TTHM MR 2 2005
Nitrite MR 2 2002
Arsenic MR 2 2002
Epichlorohydrin TT 2 1994
Benzene MR 2 1994
Revised Total Coliform Rule MON 2 2018
LEAD AND COPPER RULE REVISIONS RPT 1 2024
LEAD AND COPPER RULE REVISIONS TT 1 2024

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 MISSION FARM R.V. PARK.

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 CA3500556 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 MISSION FARM R.V. PARK 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 / CA3500556 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CA3500556 / 5200
2018 Revised Total Coliform Rule MON 2 SDWIS / CA3500556 / 8000
2017 Lead and Copper Rule MR 9 SDWIS / CA3500556 / 5000
2007 Chlorine MR 10 SDWIS / CA3500556 / 0999
2005 Consumer Confidence Rule Other 8 SDWIS / CA3500556 / 7000
2005 Total Haloacetic Acids (HAA5) MR 2 SDWIS / CA3500556 / 2456
2005 TTHM MR 2 SDWIS / CA3500556 / 2950
2004 Nitrate MR 6 SDWIS / CA3500556 / 1040
2002 Nitrite MR 2 SDWIS / CA3500556 / 1041
2002 Arsenic MR 2 SDWIS / CA3500556 / 1005
1999 Coliform (TCR) MCL 6 SDWIS / CA3500556 / 3100
1999 Coliform (TCR) MR 4 SDWIS / CA3500556 / 3100
1994 Epichlorohydrin TT 2 SDWIS / CA3500556 / 2257
1994 Benzene MR 2 SDWIS / CA3500556 / 2990

How MISSION FARM R.V. PARK Compares

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

Metric MISSION FARM R.V. PARK California avg Federal benchmark
Total violations 64 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 9 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 110 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 MISSION FARM R.V. PARK water safe to drink? ▼
MISSION FARM R.V. PARK (PWS ID: CA3500556) has 64 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 110 people using Groundwater sources.
How many people does MISSION FARM R.V. PARK serve? ▼
MISSION FARM R.V. PARK serves 110 people in SAN JUAN BAUTISTA, California. It is a Private-owned system using Groundwater water sources with 173 service connections.
What type of violations does MISSION FARM R.V. PARK have? ▼
MISSION FARM R.V. PARK has 64 total violations: 9 health-based violations (MCL exceedances or treatment failures), 41 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MISSION FARM R.V. PARK water? ▼
No PFAS testing data is available for MISSION FARM R.V. PARK under the EPA's UCMR5 monitoring program.
What water source does MISSION FARM R.V. PARK use? ▼
MISSION FARM R.V. PARK 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.

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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.

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