OHA Drinking Water Services
Non-purchased Groundwater/GWUDI Sources:
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SRC-CA: CASCADE WELL #3
GW, Active, Seasonal ---- Operating Period: Jun 1 - Sep 30
Disinfection: CHLORAMINES
Sensitivity Analysis Data
| Aquifer sensitivity: | Moderate | Surface water within 500 feet: | No | |
| Construction adequate?: | Yes | Surface water type: | Unknown | |
| E. coli sources within 2-year time-of-travel: | Yes | Data last updated: | 06/15/2021 |
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? No
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
SRC-CB: CASCADE WELL #4
GW, Active, Seasonal ---- Operating Period: Jun 1 - Sep 30
Disinfection: CHLORAMINES
Sensitivity Analysis Data
| Aquifer sensitivity: | Moderate | Surface water within 500 feet: | No | |
| Construction adequate?: | Yes | Surface water type: | Unknown | |
| E. coli sources within 2-year time-of-travel: | Yes | Data last updated: | 06/15/2021 |
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? No
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
SRC-CC: CASCADE WELL # 5
GW, Active, Seasonal ---- Operating Period: Jun 1 - Sep 30
Disinfection: CHLORAMINES
Sensitivity Analysis Data
| Aquifer sensitivity: | Moderate | Surface water within 500 feet: | No | |
| Construction adequate?: | Yes | Surface water type: | Unknown | |
| E. coli sources within 2-year time-of-travel: | Yes | Data last updated: | 06/15/2021 |
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? No
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
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System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins :: PFAS
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAAFor SDWIS: 4107