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ROCKY POINT ESTATES

PWS ID: TX0910038 · AUSTIN, Texas 78714-0164

ROCKY POINT ESTATES serves 441 people in AUSTIN, Texas using Surface Water water sources. It has 65 recorded EPA violations, including 64 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ROCKY POINT ESTATES

ROCKY POINT ESTATES is a private-owned community water system that delivers drinking water to 441 residents in AUSTIN, Texas (Grayson County) through 147 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 65 total violations for this system , of which 64 (98%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. The most recent violation on record dates to 2005.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 40 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. ROCKY POINT ESTATES's 65 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
441
Total Violations
65
Health-Based Violations
64
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
147
County
Grayson
School/Daycare
No
MCL Violations
64
Monitoring Violations
0
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MCL 40 2005
Gross Alpha, Excl. Radon and U MCL 24 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 ROCKY POINT ESTATES.

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 TX0910038 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 ROCKY POINT ESTATES 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
2005 Combined Radium (-226 and -228) MCL 40 SDWIS / TX0910038 / 4010
2005 Gross Alpha, Excl. Radon and U MCL 24 SDWIS / TX0910038 / 4000

How ROCKY POINT ESTATES Compares

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

Metric ROCKY POINT ESTATES Texas avg Federal benchmark
Total violations 65 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 64 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 441 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 ROCKY POINT ESTATES water safe to drink?
ROCKY POINT ESTATES (PWS ID: TX0910038) has 65 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 441 people using Surface Water sources.
How many people does ROCKY POINT ESTATES serve?
ROCKY POINT ESTATES serves 441 people in AUSTIN, Texas. It is a Private-owned system using Surface Water water sources with 147 service connections.
What type of violations does ROCKY POINT ESTATES have?
ROCKY POINT ESTATES has 65 total violations: 64 health-based violations (MCL exceedances or treatment failures), 0 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ROCKY POINT ESTATES water?
No PFAS testing data is available for ROCKY POINT ESTATES under the EPA's UCMR5 monitoring program.
What water source does ROCKY POINT ESTATES use?
ROCKY POINT ESTATES 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