OHA Drinking Water Services
OR41
PWS ID: 00741 ---- HILAND WC - HELTON

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 Years01/01/2028 - 12/31/2028   5 09/04/2025
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP FOR WELL #1 ARSENIC  9 Years01/01/2020 - 12/31/2028 993 1 done 05/04/2021
EP-A  EP FOR WELL #1 IOC  9 Years01/01/2020 - 12/31/2028 993 1 done 05/04/2021
EP-A  EP FOR WELL #1 NITRATE  Yearly01/01/2026 - 12/31/2026 262 1 done 01/27/2026
EP-A  EP FOR WELL #1 NITRITE  9 Years01/01/2020 - 12/31/2028 993 1 done 05/04/2021
EP-A  EP FOR WELL #1 PFAS notes6 Months 01/01/2026 - 06/30/2026 78 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL #1 RAD - GROSS ALPHA  9 Years01/01/2020 - 12/31/2028 993 1 done 05/04/2021
EP-A  EP FOR WELL #1 RAD - RADIUM 226/228 9 Years01/01/2020 - 12/31/2028 993 1 done 05/04/2021
EP-A  EP FOR WELL #1 RAD - URANIUM  9 Years01/01/2020 - 12/31/2028 993 1 done 05/04/2021
EP-A  EP FOR WELL #1 SOC  3 Years 01/01/2026 - 12/31/2028 993 1 incomplete07/08/2025
EP-A  EP FOR WELL #1 VOLATILE ORGANICS  9 Years01/01/2020 - 12/31/2028 993 1 done 02/06/2024

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