PlainWater

NANAS RV PARK ON THE FRIO

PWS ID: TX2320058 · RIO FRIO, Texas 78879-0158

NANAS RV PARK ON THE FRIO serves 138 people in RIO FRIO, Texas using Groundwater water sources. It has 36 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: NANAS RV PARK ON THE FRIO

NANAS RV PARK ON THE FRIO is a private-owned transient non-community water system that delivers drinking water to 138 residents in RIO FRIO, Texas (Uvalde County) through 46 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 4 (11%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 28 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 Nitrate, recorded in 6 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 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. NANAS RV PARK ON THE FRIO's 36 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
138
Total Violations
36
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
46
County
Uvalde
School/Daycare
No
MCL Violations
0
Monitoring Violations
28
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 6 2018
Revised Total Coliform Rule TT 4 2018
Public Notice Other 4 2020
Xylenes, Total MR 1 2009
Vinyl chloride MR 1 2009
trans-1,2-Dichloroethylene MR 1 2009
Carbon tetrachloride MR 1 2009
Trichloroethylene MR 1 2009
Benzene MR 1 2009
Ethylbenzene MR 1 2009
Styrene MR 1 2009
DICHLOROMETHANE MR 1 2009
1,1-Dichloroethylene MR 1 2009
1,1,2-Trichloroethane MR 1 2009
cis-1,2-Dichloroethylene MR 1 2009
1,2-Dichloropropane MR 1 2009
Tetrachloroethylene MR 1 2009
1,2-Dichloroethane MR 1 2009
1,2,4-Trichlorobenzene MR 1 2009
o-Dichlorobenzene MR 1 2009
p-Dichlorobenzene MR 1 2009
CHLOROBENZENE MR 1 2009
Toluene MR 1 2009
Chlorine MR 1 2010
1,1,1-Trichloroethane MR 1 2009

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 NANAS RV PARK ON THE FRIO.

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 TX2320058 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 NANAS RV PARK ON THE FRIO 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 Public Notice Other 4 SDWIS / TX2320058 / 7500
2018 Nitrate MR 6 SDWIS / TX2320058 / 1040
2018 Revised Total Coliform Rule TT 4 SDWIS / TX2320058 / 8000
2010 Chlorine MR 1 SDWIS / TX2320058 / 0999
2009 Xylenes, Total MR 1 SDWIS / TX2320058 / 2955
2009 Vinyl chloride MR 1 SDWIS / TX2320058 / 2976
2009 trans-1,2-Dichloroethylene MR 1 SDWIS / TX2320058 / 2979
2009 Carbon tetrachloride MR 1 SDWIS / TX2320058 / 2982
2009 Trichloroethylene MR 1 SDWIS / TX2320058 / 2984
2009 Benzene MR 1 SDWIS / TX2320058 / 2990
2009 Ethylbenzene MR 1 SDWIS / TX2320058 / 2992
2009 Styrene MR 1 SDWIS / TX2320058 / 2996
2009 DICHLOROMETHANE MR 1 SDWIS / TX2320058 / 2964
2009 1,1-Dichloroethylene MR 1 SDWIS / TX2320058 / 2977
2009 1,1,2-Trichloroethane MR 1 SDWIS / TX2320058 / 2985

How NANAS RV PARK ON THE FRIO Compares

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

Metric NANAS RV PARK ON THE FRIO Texas avg Federal benchmark
Total violations 36 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 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 138 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 NANAS RV PARK ON THE FRIO water safe to drink?
NANAS RV PARK ON THE FRIO (PWS ID: TX2320058) has 36 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 138 people using Groundwater sources.
How many people does NANAS RV PARK ON THE FRIO serve?
NANAS RV PARK ON THE FRIO serves 138 people in RIO FRIO, Texas. It is a Private-owned system using Groundwater water sources with 46 service connections.
What type of violations does NANAS RV PARK ON THE FRIO have?
NANAS RV PARK ON THE FRIO has 36 total violations: 4 health-based violations (MCL exceedances or treatment failures), 28 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in NANAS RV PARK ON THE FRIO water?
No PFAS testing data is available for NANAS RV PARK ON THE FRIO under the EPA's UCMR5 monitoring program.
What water source does NANAS RV PARK ON THE FRIO use?
NANAS RV PARK ON THE FRIO uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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