Water Quality in Usk, WA (99180)

EPA violation data for public water systems serving ZIP code 99180.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 12 monitoring/reporting violations.

More violations than 72% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

465

Population

7

Water Systems

13

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (7)

Kalispel

1 health-based
Purchased surface water 330 people served
7 violations (5yr) · 1 health-based · All resolved
Lead tested: 7.8 ppb (limit: 15 ppb)

Kalispel Community Water System

Groundwater 320 people served
0 violations

Pend Oreille Hills Golf Course

Groundwater 206 people served
0 violations

Lenora Water And Sewer District

All resolved
Groundwater 75 people served
6 violations (5yr) · All resolved

Ponderay Newsprint Co - Potable

Groundwater 70 people served
0 violations

Ponderay Newsprint Company

Groundwater 67 people served
0 violations

Skookum Rendezvous Rv Park

Groundwater 12 people served
0 violations

Contaminants Found

Long Term 2 Enhanced Surface Water Treatment RuleHealth-Based
1 violation
All resolved
ArsenicMonitoring

A naturally occurring element that can cause cancer and other health effects at high levels.

3 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

2 violations
All resolved
TTHMMonitoring
2 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
2 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved
Public NoticeMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Approaching limit
7.8 ppb measured Action level: 15 ppb

Sampled: Jan 2022

How Does This Compare?

Usk (99180) has more violations than 72% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 13.

Fewer violations 72th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Whole House Carbon Filter

A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.

Targets:Chlorine, Sediment, Taste & Odor

Look for:NSF/ANSI 42 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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