OHA Drinking Water Services
PWS ID:
00665 ---- TUALATIN VALLEY WATER DISTRICT
GW/GWUDI Source Detail
Non-purchased Groundwater/GWUDI Sources:
-
SRC-CA -
WELL 1 - GRABHORN ASR
-
SRC-DA -
WELL 2 - SCHUEPBACH ASR (Inactive)
-
SRC-EA -
WELL 3 - 189TH (Inactive)
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SRC-CA: WELL 1 - GRABHORN ASR
GW, Active, Seasonal ---- Operating Period Unknown
Disinfection: RESID. MAINT. HYPOCHLORINATION
Sensitivity Analysis Data
Aquifer sensitivity: |
Unknown |
|
Surface water within 500 feet: |
Unknown |
Construction adequate?: |
Yes |
|
Surface water type: |
Unknown |
E. coli sources within 2-year time-of-travel: |
Yes |
|
Data last updated: |
01/11/2017 |
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Unknown
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
SRC-DA: WELL 2 - SCHUEPBACH ASR
GW, Inactive, Emergency ---- Operating Period Unknown
Disinfection: None
Sensitivity Analysis Data
Aquifer sensitivity: |
Unknown |
|
Surface water within 500 feet: |
Unknown |
Construction adequate?: |
Unknown |
|
Surface water type: |
Unknown |
E. coli sources within 2-year time-of-travel: |
Unknown |
|
Data last updated: |
03/06/2009 |
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Unknown
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
SRC-EA: WELL 3 - 189TH
GW, Inactive (Disconnected), Other ---- Operating Period Unknown
Disinfection: None
Sensitivity Analysis Data
Aquifer sensitivity: |
Unknown |
|
Surface water within 500 feet: |
Unknown |
Construction adequate?: |
Unknown |
|
Surface water type: |
Unknown |
E. coli sources within 2-year time-of-travel: |
Unknown |
|
Data last updated: |
03/06/2009 |
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Unknown
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
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