A96/100
SEQUOIA IMPROVEMENT DISTRICT — Water Quality Report 2026
Serving 1,038 people · Texas
Water Source
Groundwater
County
—
System ID
TX1010205
Violations
1
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
Full EPA compliance since 2009.
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 SEQUOIA IMPROVEMENT DISTRICT
Is SEQUOIA IMPROVEMENT DISTRICT water safe to drink?
SEQUOIA IMPROVEMENT DISTRICT 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 SEQUOIA IMPROVEMENT DISTRICT detected?
1 contaminants were tested in SEQUOIA IMPROVEMENT DISTRICT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SEQUOIA IMPROVEMENT DISTRICT have any EPA violations?
Yes, SEQUOIA IMPROVEMENT DISTRICT has 1 EPA violation(s) on record, with the most recent in 2009. Violation types include MR.
How many people does SEQUOIA IMPROVEMENT DISTRICT serve?
SEQUOIA IMPROVEMENT DISTRICT serves approximately 1,038 people, Texas.
What type of water does SEQUOIA IMPROVEMENT DISTRICT provide?
SEQUOIA IMPROVEMENT DISTRICT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX1010205.
How does SEQUOIA IMPROVEMENT DISTRICT compare to other utilities in Texas?
SEQUOIA IMPROVEMENT DISTRICT 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.