A100/100
NORTHWEST HARRIS COUNTY MUD 30 — Water Quality Report 2026
Serving 3,804 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX1012951
Violations
0
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
This system has a clean compliance history.
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 NORTHWEST HARRIS COUNTY MUD 30
Is NORTHWEST HARRIS COUNTY MUD 30 water safe to drink?
NORTHWEST HARRIS COUNTY MUD 30 water receives a grade of A (100/100), 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 NORTHWEST HARRIS COUNTY MUD 30 detected?
1 contaminants were tested in NORTHWEST HARRIS COUNTY MUD 30's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does NORTHWEST HARRIS COUNTY MUD 30 have any EPA violations?
No, NORTHWEST HARRIS COUNTY MUD 30 has zero EPA violations on record. This indicates consistent compliance with federal drinking water standards.
How many people does NORTHWEST HARRIS COUNTY MUD 30 serve?
NORTHWEST HARRIS COUNTY MUD 30 serves approximately 3,804 people, Texas.
What type of water does NORTHWEST HARRIS COUNTY MUD 30 provide?
NORTHWEST HARRIS COUNTY MUD 30 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 TX1012951.
How does NORTHWEST HARRIS COUNTY MUD 30 compare to other utilities in Texas?
NORTHWEST HARRIS COUNTY MUD 30 scores 100/100 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.