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CANYON CREEK ADDITION

PWS ID: TX1110070 · AUSTIN, Texas 78723-2476

CANYON CREEK ADDITION serves 2,895 people in AUSTIN, Texas using Groundwater water sources. It has 161 recorded EPA violations, including 10 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CANYON CREEK ADDITION

CANYON CREEK ADDITION is a private-owned community water system that delivers drinking water to 2,895 residents in AUSTIN, Texas (Hood County) through 965 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 161 total violations for this system , of which 10 (6%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 140 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 10 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 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. CANYON CREEK ADDITION's 161 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
2,895
Total Violations
161
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
965
County
Hood
School/Daycare
No
MCL Violations
10
Monitoring Violations
140
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 10 2010
Public Notice Other 6 2016
Chlorine MR 6 2013
Fluoride MR 4 2005
1,2,4-Trichlorobenzene MR 4 2005
cis-1,2-Dichloroethylene MR 4 2005
o-Dichlorobenzene MR 4 2005
p-Dichlorobenzene MR 4 2005
1,1-Dichloroethylene MR 4 2005
trans-1,2-Dichloroethylene MR 4 2005
1,1,1-Trichloroethane MR 4 2005
Carbon tetrachloride MR 4 2005
1,2-Dichloropropane MR 4 2005
Trichloroethylene MR 4 2005
1,1,2-Trichloroethane MR 4 2005
Benzene MR 4 2005
Ethylbenzene MR 4 2005
Styrene MR 4 2005
Arsenic MR 4 2005
Barium MR 4 2005
Cadmium MR 4 2005
Antimony, Total MR 4 2005
Beryllium, Total MR 4 2005
Thallium, Total MR 4 2005
Selenium MR 4 2005
Tetrachloroethylene MR 4 2005
Xylenes, Total MR 4 2005
DICHLOROMETHANE MR 4 2005
Nitrate MR 4 2005
Toluene MR 4 2005

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 CANYON CREEK ADDITION.

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 TX1110070 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 CANYON CREEK ADDITION 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
2016 Public Notice Other 6 SDWIS / TX1110070 / 7500
2015 Lead and Copper Rule MR 3 SDWIS / TX1110070 / 5000
2013 Chlorine MR 6 SDWIS / TX1110070 / 0999
2010 Coliform (TCR) MCL 10 SDWIS / TX1110070 / 3100
2008 Coliform (TCR) MR 3 SDWIS / TX1110070 / 3100
2005 Fluoride MR 4 SDWIS / TX1110070 / 1025
2005 1,2,4-Trichlorobenzene MR 4 SDWIS / TX1110070 / 2378
2005 cis-1,2-Dichloroethylene MR 4 SDWIS / TX1110070 / 2380
2005 o-Dichlorobenzene MR 4 SDWIS / TX1110070 / 2968
2005 p-Dichlorobenzene MR 4 SDWIS / TX1110070 / 2969
2005 1,1-Dichloroethylene MR 4 SDWIS / TX1110070 / 2977
2005 trans-1,2-Dichloroethylene MR 4 SDWIS / TX1110070 / 2979
2005 1,1,1-Trichloroethane MR 4 SDWIS / TX1110070 / 2981
2005 Carbon tetrachloride MR 4 SDWIS / TX1110070 / 2982
2005 1,2-Dichloropropane MR 4 SDWIS / TX1110070 / 2983

How CANYON CREEK ADDITION Compares

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

Metric CANYON CREEK ADDITION Texas avg Federal benchmark
Total violations 161 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 10 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 2,895 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 CANYON CREEK ADDITION water safe to drink? ▼
CANYON CREEK ADDITION (PWS ID: TX1110070) has 161 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,895 people using Groundwater sources.
How many people does CANYON CREEK ADDITION serve? ▼
CANYON CREEK ADDITION serves 2,895 people in AUSTIN, Texas. It is a Private-owned system using Groundwater water sources with 965 service connections.
What type of violations does CANYON CREEK ADDITION have? ▼
CANYON CREEK ADDITION has 161 total violations: 10 health-based violations (MCL exceedances or treatment failures), 140 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CANYON CREEK ADDITION water? ▼
No PFAS testing data is available for CANYON CREEK ADDITION under the EPA's UCMR5 monitoring program.
What water source does CANYON CREEK ADDITION use? ▼
CANYON CREEK ADDITION 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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