OHA Drinking Water Services
OR41
PWS ID: 05117 ---- DARK HOLLOW WATER ASSOCIATION

See also: Coliform Schedules

Chemical Sampling Schedule Status
Facility
ID
Analyte or Group   Sampling
Interval
Monitoring Period Days
Until
End
Samples
Required
Samples
Received
Last
Sample
Date
Start End
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2025 - 12/31/2025   5incomplete07/01/2022
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2025 - 12/31/2025   1incomplete11/15/2022
 Seasonal sampling period:  11/01  thru  11/30
EP-A  EP for WELLFLUORIDE  Yearly01/01/2025 - 12/31/2025 255 1 done 03/10/2025
EP-A  EP for WELL ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,446 1 incomplete01/05/2021
EP-A  EP for WELL IOC  9 Years 01/01/2023 - 12/31/2031 2,446 1 incomplete01/05/2021
EP-A  EP for WELL NITRATE  Yearly01/01/2025 - 12/31/2025 255 1 done 03/10/2025
EP-A  EP for WELL NITRITE  9 Years 01/01/2023 - 12/31/2031 2,446 1 incomplete01/05/2021
EP-A  EP for WELL RAD - GROSS ALPHA  9 Years01/01/2020 - 12/31/2028 1,351 1 done 01/03/2020
EP-A  EP for WELL RAD - RADIUM 226/228 9 Years01/01/2020 - 12/31/2028 1,351 1 done 01/03/2020
EP-A  EP for WELL RAD - URANIUM  9 Years01/01/2020 - 12/31/2028 1,351 1 done 01/03/2020
EP-A  EP for WELL SOC  3 Years01/01/2023 - 12/31/2025 255 1 done 03/10/2025
EP-A  EP for WELL VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 255 1 done 03/10/2025

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More information for this water system: SDWIS ID 174

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