Water Quality in Kennewick, WA (99354)
EPA violation data for public water systems serving ZIP code 99354.
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 13 monitoring/reporting violations.
More violations than 73% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
25,559
Population
8
Water Systems
14
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (8)
Kennewick City Of
All resolvedRichland City Of
West Richland City Of
Energy, Dept Of/100n
Crow Butte Park
All resolvedOverlook Mobile Home Village
All resolvedBurbank Lds Church
1 health-basedSilver Cove Summer Home Association
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Used to disinfect water — generally safe at regulated levels.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Kennewick (99354) has more violations than 73% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 14.
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.
Reverse Osmosis System
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
Look for:NSF/ANSI 58 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.