F0/100
PUD #1 OF ASOTIN COUNTY — Water Quality Report 2026
Serving 21,930 people · Washington
Water Source
Groundwater
County
—
System ID
WA5393343
Violations
101
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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 PUD #1 OF ASOTIN COUNTY
Is PUD #1 OF ASOTIN COUNTY water safe to drink?
PUD #1 OF ASOTIN COUNTY water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 101 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has PUD #1 OF ASOTIN COUNTY detected?
66 contaminants were tested in PUD #1 OF ASOTIN COUNTY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does PUD #1 OF ASOTIN COUNTY have any EPA violations?
Yes, PUD #1 OF ASOTIN COUNTY has 101 EPA violation(s) on record, with the most recent in 2015. Violation types include Other, MR, MCL. 16 are health-based violations.
How many people does PUD #1 OF ASOTIN COUNTY serve?
PUD #1 OF ASOTIN COUNTY serves approximately 21,930 people, Washington.
What type of water does PUD #1 OF ASOTIN COUNTY provide?
PUD #1 OF ASOTIN COUNTY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5393343.
How does PUD #1 OF ASOTIN COUNTY compare to other utilities in Washington?
PUD #1 OF ASOTIN COUNTY scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Washington state page for a full comparison of water systems.