Water Quality in Hermiston, OR (97886)
EPA violation data for public water systems serving ZIP code 97886.
No Health-Based Violations
None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are16 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 75% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
1,221
Population
7
Water Systems
16
Violations (5yr)
0
Health-Based
Location
Loading map...
Water Systems Serving This Area (7)
Hermiston, City Of
All resolvedPendleton, City Of
All resolvedWeston, City Of
All resolvedLakeside Foods
All resolvedSpout Springs Lodge & Ski Area
Tamarack Inn
Tollgate Mountain Chalet
Contaminants Found
Annual water quality report delivery requirement.
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Exceeds limitSampled: Jan 2025
How Does This Compare?
Hermiston (97886) has more violations than 75% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 16, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.