B71/100
FORT SILL HQUSAFACFS — Water Quality Report 2026
Serving 23,000 people · Oklahoma
Water Source
Purchased Surface Water
County
—
System ID
OK3001601
Violations
7
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 746.00 µg/L | — | Above Goal |
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 2006.
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 FORT SILL HQUSAFACFS
Is FORT SILL HQUSAFACFS water safe to drink?
FORT SILL HQUSAFACFS water receives a grade of B (71/100), which is considered good. Out of 69 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has FORT SILL HQUSAFACFS detected?
69 contaminants were tested in FORT SILL HQUSAFACFS's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does FORT SILL HQUSAFACFS have any EPA violations?
Yes, FORT SILL HQUSAFACFS has 7 EPA violation(s) on record, with the most recent in 2006. Violation types include MCL, MR. 4 are health-based violations.
How many people does FORT SILL HQUSAFACFS serve?
FORT SILL HQUSAFACFS serves approximately 23,000 people, Oklahoma.
What type of water does FORT SILL HQUSAFACFS provide?
FORT SILL HQUSAFACFS 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 OK3001601.
How does FORT SILL HQUSAFACFS compare to other utilities in Oklahoma?
FORT SILL HQUSAFACFS scores 71/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Oklahoma state page for a full comparison of water systems.