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SANDY HARBOR SUBDIVISION

PWS ID: TX1500009 · AUSTIN, Texas 78714-0164

SANDY HARBOR SUBDIVISION serves 333 people in AUSTIN, Texas using Surface Water water sources. It has 29 recorded EPA violations, including 18 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SANDY HARBOR SUBDIVISION

SANDY HARBOR SUBDIVISION is a private-owned community water system that delivers drinking water to 333 residents in AUSTIN, Texas (Llano County) through 113 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 29 total violations for this system , of which 18 (62%) 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 2019.

The most frequently cited contaminant at this system is TTHM, recorded in 18 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. SANDY HARBOR SUBDIVISION's 29 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
333
Total Violations
29
Health-Based Violations
18
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
113
County
Llano
School/Daycare
No
MCL Violations
18
Monitoring Violations
7
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 18 2019
Coliform (TCR) MR 4 2004
Public Notice Other 3 2019
Chlorine MR 3 2008

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 SANDY HARBOR SUBDIVISION.

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 TX1500009 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 SANDY HARBOR SUBDIVISION 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
2019 TTHM MCL 18 SDWIS / TX1500009 / 2950
2019 Public Notice Other 3 SDWIS / TX1500009 / 7500
2008 Chlorine MR 3 SDWIS / TX1500009 / 0999
2004 Coliform (TCR) MR 4 SDWIS / TX1500009 / 3100

How SANDY HARBOR SUBDIVISION Compares

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

Metric SANDY HARBOR SUBDIVISION Texas avg Federal benchmark
Total violations 29 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 18 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 333 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 SANDY HARBOR SUBDIVISION water safe to drink?
SANDY HARBOR SUBDIVISION (PWS ID: TX1500009) has 29 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 333 people using Surface Water sources.
How many people does SANDY HARBOR SUBDIVISION serve?
SANDY HARBOR SUBDIVISION serves 333 people in AUSTIN, Texas. It is a Private-owned system using Surface Water water sources with 113 service connections.
What type of violations does SANDY HARBOR SUBDIVISION have?
SANDY HARBOR SUBDIVISION has 29 total violations: 18 health-based violations (MCL exceedances or treatment failures), 7 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SANDY HARBOR SUBDIVISION water?
No PFAS testing data is available for SANDY HARBOR SUBDIVISION under the EPA's UCMR5 monitoring program.
What water source does SANDY HARBOR SUBDIVISION use?
SANDY HARBOR SUBDIVISION 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.

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