LAKE OSWEGO MUNICIPAL WATER Water Quality Report

C

Fair

Safety Grade

3 violations in the past 5 years, including 1 health-based

System Details

PWSID
OR4100457
Population Served
40,000
Water Source
Surface Water
Owner
Local Government
State
Oregon
EPA Region
10

Contaminants of Concern

ContaminantStatusViolations
Contaminant 5000 Health-Based1
Contaminant 1011 Monitoring/Reporting1
Contaminant 7000 Monitoring/Reporting3

Violation History

2025
1
2024
2
2019
1
2000
1

Total violations on record: 5

Service Area

Cities Served

ZIP Codes Served