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ZIP Code 97330 Water Quality
Oregon · 1,931 people served · 7 water systems
D
PoorZIP code 97330 is in Oregon and is a rural community from a drinking-water-service perspective, with 1,931 people served by 7 EPA-registered public water systems. It overlaps with 2 communities including CORVALLIS, ADAIR VILLAGE.
Within ZIP code 97330, the EPA Safe Drinking Water Information System (SDWIS) records 8 health-based violations during the past five years across 7 water systems serving this postal area. The grade of D reflects the aggregate compliance pattern, not the current daily water quality.
Last updated: 2026-05-18 · Source: EPA SDWIS
ZIP Code Location
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Cities in ZIP 97330
Water Systems Serving 97330
RIDGEWOOD DIST IMPROV CO
PWSID: OR4100229
90 served
ADAIR VILLAGE WATER SYSTEM
PWSID: OR4100003
875 served
JACKSON CREEK WATER ASSOCIATION
PWSID: OR4100977
39 served
VINEYARD MOUNTAIN WATER
PWSID: OR4100231
325 served
RAINTREE ESTATES
PWSID: OR4105548
50 served
KNOLL TERRACE PARK
PWSID: OR4100174
452 served
NORTH CORVALLIS MHP-WELL #1
PWSID: OR4101158
100 served
About ZIP-code water data
Postal-code level water quality data is built up from the underlying water systems — multiple ZIPs may share a single utility, and a single ZIP can span multiple utilities. For property-level information, contact the specific utility serving your address. EPA data on this page was last refreshed on 2026-05-18.
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