A96/100
ROCKWALL RANCH SUBDIVISION — Water Quality Report 2026
Serving 1,773 people · Texas
Water Source
Groundwater
County
—
System ID
TX0460250
Violations
1
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 2013.
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 ROCKWALL RANCH SUBDIVISION
Is ROCKWALL RANCH SUBDIVISION water safe to drink?
ROCKWALL RANCH SUBDIVISION water receives a grade of A (96/100), 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 ROCKWALL RANCH SUBDIVISION detected?
1 contaminants were tested in ROCKWALL RANCH SUBDIVISION's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does ROCKWALL RANCH SUBDIVISION have any EPA violations?
Yes, ROCKWALL RANCH SUBDIVISION has 1 EPA violation(s) on record, with the most recent in 2013. Violation types include MR.
How many people does ROCKWALL RANCH SUBDIVISION serve?
ROCKWALL RANCH SUBDIVISION serves approximately 1,773 people, Texas.
What type of water does ROCKWALL RANCH SUBDIVISION provide?
ROCKWALL RANCH SUBDIVISION sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX0460250.
How does ROCKWALL RANCH SUBDIVISION compare to other utilities in Texas?
ROCKWALL RANCH SUBDIVISION scores 96/100 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.