D32/100
MOUNTAIN WSC — Water Quality Report 2026
Serving 2,400 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX0500020
Violations
20
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.90 mg/L | 1.30 mg/L | Over Limit |
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 MOUNTAIN WSC
Is MOUNTAIN WSC water safe to drink?
MOUNTAIN WSC water receives a grade of D (32/100), which is considered poor. 1 contaminant(s) exceed EPA legal limits and 20 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MOUNTAIN WSC detected?
2 contaminants were tested in MOUNTAIN WSC's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does MOUNTAIN WSC have any EPA violations?
Yes, MOUNTAIN WSC has 20 EPA violation(s) on record, with the most recent in 2016. Violation types include Other, MCL, MR. 10 are health-based violations.
How many people does MOUNTAIN WSC serve?
MOUNTAIN WSC serves approximately 2,400 people, Texas.
What type of water does MOUNTAIN WSC provide?
MOUNTAIN WSC 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 TX0500020.
How does MOUNTAIN WSC compare to other utilities in Texas?
MOUNTAIN WSC scores 32/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Texas state page for a full comparison of water systems.