C59/100
CITY OF ARANSAS PASS — Water Quality Report 2026
Serving 8,088 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX2050015
Violations
30
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
2
Unresolved
1
Health-Related
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: May 1, 2025 – June 16, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Treatment technique violation
When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About CITY OF ARANSAS PASS
Is CITY OF ARANSAS PASS water safe to drink?
CITY OF ARANSAS PASS water receives a grade of C (59/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 30 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CITY OF ARANSAS PASS detected?
34 contaminants were tested in CITY OF ARANSAS PASS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CITY OF ARANSAS PASS have any EPA violations?
Yes, CITY OF ARANSAS PASS has 30 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, RPT, TT. 2 are health-based violations.
How many people does CITY OF ARANSAS PASS serve?
CITY OF ARANSAS PASS serves approximately 8,088 people, Texas.
What type of water does CITY OF ARANSAS PASS provide?
CITY OF ARANSAS PASS sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is TX2050015.
How does CITY OF ARANSAS PASS compare to other utilities in Texas?
CITY OF ARANSAS PASS scores 59/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Texas state page for a full comparison of water systems.