PlainWater

VALLEY MUD 2 RANCHO VIEJO

PWS ID: TX0310059 · RANCHO VIEJO, Texas 78575-3200

VALLEY MUD 2 RANCHO VIEJO serves 3,644 people in RANCHO VIEJO, Texas using Surface Water water sources. It has 25 recorded EPA violations, including 12 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: VALLEY MUD 2 RANCHO VIEJO

VALLEY MUD 2 RANCHO VIEJO is a local-owned community water system that delivers drinking water to 3,644 residents in RANCHO VIEJO, Texas (Cameron County) through 2,287 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 25 total violations for this system , of which 12 (48%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 7 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Interim Enhanced Surface Water Treatment Rule, recorded in 12 violations (TT, 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 Texas, EPA tracks 7,351 public water systems serving 33,253,313 people, with 746,210 cumulative violations and 162,945 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 101.5 violations. VALLEY MUD 2 RANCHO VIEJO's 25 violations sit below the Texas average. Statewide, 1,068 of 1,147 UCMR5-tested systems have reported PFAS detections (93.1%). 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
3,644
Total Violations
25
Health-Based Violations
12
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
2,287
County
Cameron
School/Daycare
No
MCL Violations
0
Monitoring Violations
7
Treatment Tech Violations
12

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Interim Enhanced Surface Water Treatment Rule TT 12 2018
Lead and Copper Rule MR 7 2020
Public Notice Other 4 2018

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 VALLEY MUD 2 RANCHO VIEJO.

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 TX0310059 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Texas Drinking Water Authority

Texas Commission on Environmental Quality (TCEQ) — Drinking Water Watch is the primacy agency that licenses and inspects VALLEY MUD 2 RANCHO VIEJO under EPA-delegated authority.

Open TX regulator portal

Source: Texas Commission on Environmental Quality (TCEQ) — Drinking Water Watch

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
2020 Lead and Copper Rule MR 7 SDWIS / TX0310059 / 5000
2018 Interim Enhanced Surface Water Treatment Rule TT 12 SDWIS / TX0310059 / 0300
2018 Public Notice Other 4 SDWIS / TX0310059 / 7500

How VALLEY MUD 2 RANCHO VIEJO Compares

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

Metric VALLEY MUD 2 RANCHO VIEJO Texas avg Federal benchmark
Total violations 25 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 12 22.2 Indicates a contaminant exceeded a federal MCL
PFAS detection None 93.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 3,644 4,524 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,351 regulated public water systems in Texas.

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 VALLEY MUD 2 RANCHO VIEJO water safe to drink?
VALLEY MUD 2 RANCHO VIEJO (PWS ID: TX0310059) has 25 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,644 people using Surface Water sources.
How many people does VALLEY MUD 2 RANCHO VIEJO serve?
VALLEY MUD 2 RANCHO VIEJO serves 3,644 people in RANCHO VIEJO, Texas. It is a Local-owned system using Surface Water water sources with 2,287 service connections.
What type of violations does VALLEY MUD 2 RANCHO VIEJO have?
VALLEY MUD 2 RANCHO VIEJO has 25 total violations: 12 health-based violations (MCL exceedances or treatment failures), 7 monitoring/reporting violations, and 12 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in VALLEY MUD 2 RANCHO VIEJO water?
No PFAS testing data is available for VALLEY MUD 2 RANCHO VIEJO under the EPA's UCMR5 monitoring program.
What water source does VALLEY MUD 2 RANCHO VIEJO use?
VALLEY MUD 2 RANCHO VIEJO uses Surface Water 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.

Related

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