A86/100
CITY OF LA COSTE — Water Quality Report 2026
Serving 1,488 people · Texas
Water Source
Groundwater
County
—
System ID
TX1630004
Violations
11
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2020.
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 LA COSTE
Is CITY OF LA COSTE water safe to drink?
CITY OF LA COSTE water receives a grade of A (86/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CITY OF LA COSTE detected?
1 contaminants were tested in CITY OF LA COSTE's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CITY OF LA COSTE have any EPA violations?
Yes, CITY OF LA COSTE has 11 EPA violation(s) on record, with the most recent in 2020. Violation types include MR.
How many people does CITY OF LA COSTE serve?
CITY OF LA COSTE serves approximately 1,488 people, Texas.
What type of water does CITY OF LA COSTE provide?
CITY OF LA COSTE sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX1630004.
How does CITY OF LA COSTE compare to other utilities in Texas?
CITY OF LA COSTE scores 86/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Texas state page for a full comparison of water systems.