PlainWater

CERRO ALTO WATER SYSTEM

PWS ID: TX1150014 · EL PASO, Texas 79936-1503

CERRO ALTO WATER SYSTEM serves 75 people in EL PASO, Texas using Groundwater water sources. It has 189 recorded EPA violations, including 3 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CERRO ALTO WATER SYSTEM

CERRO ALTO WATER SYSTEM is a private-owned community water system that delivers drinking water to 75 residents in EL PASO, Texas (Hudspeth County) through 70 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 189 total violations for this system , of which 3 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 147 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Chlorine, recorded in 61 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. CERRO ALTO WATER SYSTEM's 189 violations sit above 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
75
Total Violations
189
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
70
County
Hudspeth
School/Daycare
No
MCL Violations
0
Monitoring Violations
147
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 61 2017
Coliform (TCR) MR 40 2003
Lead and Copper Rule MR 27 2024
Public Notice Other 25 2025
Consumer Confidence Rule Other 9 2021
E. COLI MR 7 2017
Revised Total Coliform Rule MON 4 2017
TTHM MR 4 2014
Total Haloacetic Acids (HAA5) MR 4 2014
LEAD AND COPPER RULE REVISIONS TT 3 2024
LEAD AND COPPER RULE REVISIONS RPT 3 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 CERRO ALTO WATER SYSTEM.

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 TX1150014 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 CERRO ALTO WATER SYSTEM 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
2025 Public Notice Other 25 SDWIS / TX1150014 / 7500
2024 Lead and Copper Rule MR 27 SDWIS / TX1150014 / 5000
2024 LEAD AND COPPER RULE REVISIONS TT 3 SDWIS / TX1150014 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / TX1150014 / 5200
2021 Consumer Confidence Rule Other 9 SDWIS / TX1150014 / 7000
2017 Chlorine MR 61 SDWIS / TX1150014 / 0999
2017 E. COLI MR 7 SDWIS / TX1150014 / 3014
2017 Revised Total Coliform Rule MON 4 SDWIS / TX1150014 / 8000
2014 TTHM MR 4 SDWIS / TX1150014 / 2950
2014 Total Haloacetic Acids (HAA5) MR 4 SDWIS / TX1150014 / 2456
2003 Coliform (TCR) MR 40 SDWIS / TX1150014 / 3100

How CERRO ALTO WATER SYSTEM Compares

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

Metric CERRO ALTO WATER SYSTEM Texas avg Federal benchmark
Total violations 189 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 3 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 75 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 CERRO ALTO WATER SYSTEM water safe to drink?
CERRO ALTO WATER SYSTEM (PWS ID: TX1150014) has 189 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 75 people using Groundwater sources.
How many people does CERRO ALTO WATER SYSTEM serve?
CERRO ALTO WATER SYSTEM serves 75 people in EL PASO, Texas. It is a Private-owned system using Groundwater water sources with 70 service connections.
What type of violations does CERRO ALTO WATER SYSTEM have?
CERRO ALTO WATER SYSTEM has 189 total violations: 3 health-based violations (MCL exceedances or treatment failures), 147 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CERRO ALTO WATER SYSTEM water?
No PFAS testing data is available for CERRO ALTO WATER SYSTEM under the EPA's UCMR5 monitoring program.
What water source does CERRO ALTO WATER SYSTEM use?
CERRO ALTO WATER SYSTEM 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