A85/100
HARRIS COUNTY MUD 81 — Water Quality Report 2026
Serving 11,514 people · Texas
Water Source
Groundwater
County
—
System ID
TX1010581
Violations
15
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2018.
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 81
Is HARRIS COUNTY MUD 81 water safe to drink?
HARRIS COUNTY MUD 81 water receives a grade of A (85/100), which is considered excellent. Out of 66 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has HARRIS COUNTY MUD 81 detected?
66 contaminants were tested in HARRIS COUNTY MUD 81's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does HARRIS COUNTY MUD 81 have any EPA violations?
Yes, HARRIS COUNTY MUD 81 has 15 EPA violation(s) on record, with the most recent in 2018. Violation types include MR.
How many people does HARRIS COUNTY MUD 81 serve?
HARRIS COUNTY MUD 81 serves approximately 11,514 people, Texas.
What type of water does HARRIS COUNTY MUD 81 provide?
HARRIS COUNTY MUD 81 sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX1010581.
How does HARRIS COUNTY MUD 81 compare to other utilities in Texas?
HARRIS COUNTY MUD 81 scores 85/100 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.