B68/100
HARRIS COUNTY MUD 354 — Water Quality Report 2026
Serving 6,588 people · Texas
Water Source
Purchased Groundwater
County
—
System ID
TX1012965
Violations
9
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.37 mg/L | 1.30 mg/L | Over Limit |
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 2016.
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 HARRIS COUNTY MUD 354
Is HARRIS COUNTY MUD 354 water safe to drink?
HARRIS COUNTY MUD 354 water receives a grade of B (68/100), which is considered good. Out of 32 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has HARRIS COUNTY MUD 354 detected?
32 contaminants were tested in HARRIS COUNTY MUD 354's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does HARRIS COUNTY MUD 354 have any EPA violations?
Yes, HARRIS COUNTY MUD 354 has 9 EPA violation(s) on record, with the most recent in 2016. Violation types include MR, Other, TT. 3 are health-based violations.
How many people does HARRIS COUNTY MUD 354 serve?
HARRIS COUNTY MUD 354 serves approximately 6,588 people, Texas.
What type of water does HARRIS COUNTY MUD 354 provide?
HARRIS COUNTY MUD 354 sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX1012965.
How does HARRIS COUNTY MUD 354 compare to other utilities in Texas?
HARRIS COUNTY MUD 354 scores 68/100 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.