OHA Drinking Water Services
OR41
PWS ID: 01542 ---- LAKE OSWEGO - TIGARD WATER SUPPLY


Water System History    -   Click here for Detail View
Date of
Status Change		 Active or
Inactive		 Primary
Source		 PWS
Type		 Population PWS
Name
Current Status
08/15/2022		ASWC0        LAKE OSWEGO - TIGARD WATER SUPPLY
01/02/2020PSW C 0        LAKE OSWEGO - TIGARD WATER SUPPLY
12/30/2019PSW C 0        LAKE OSWEGO - TIGARD WATER SUPPLY


Annual Operating Period History
Population
Type		 Avg Daily
Population		 Start
Month		 Start
Day		 End
Month		 End
Day		 Effective
Begin Date		 Effective
End Date
Wholesale10500011123107/19/2022
Wholesale9668911123112/30/201907/18/2022



More information for this water system: SDWIS ID 5510
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PFAS data are now located on the Chemical Results page.
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