B60/100
CITY OF SOUTH HOUSTON — Water Quality Report 2026
Serving 17,397 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX1010294
Violations
21
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2011.
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 SOUTH HOUSTON
Is CITY OF SOUTH HOUSTON water safe to drink?
CITY OF SOUTH HOUSTON water receives a grade of B (60/100), which is considered good. Out of 54 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 SOUTH HOUSTON detected?
54 contaminants were tested in CITY OF SOUTH HOUSTON's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CITY OF SOUTH HOUSTON have any EPA violations?
Yes, CITY OF SOUTH HOUSTON has 21 EPA violation(s) on record, with the most recent in 2011. Violation types include MR, MCL, Other. 4 are health-based violations.
How many people does CITY OF SOUTH HOUSTON serve?
CITY OF SOUTH HOUSTON serves approximately 17,397 people, Texas.
What type of water does CITY OF SOUTH HOUSTON provide?
CITY OF SOUTH HOUSTON 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 TX1010294.
How does CITY OF SOUTH HOUSTON compare to other utilities in Texas?
CITY OF SOUTH HOUSTON scores 60/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Texas state page for a full comparison of water systems.