OHA Drinking Water Services
OR41
PWS ID: 01304 ---- LOST CREEK HEIGHTS WTR ASSOC

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 Years01/01/2026 - 12/31/2026   5incomplete08/22/2023
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1incomplete09/14/2022
  Seasonal sampling period:   09/01   thru   09/30
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,091 1 incomplete12/11/2019
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) IOC notes9 Years 01/01/2020 - 12/31/2028 996 1 incomplete12/11/2019
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) NITRATE  Yearly 01/01/2026 - 12/31/2026 265 1 incomplete08/06/2025
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) NITRITE notes9 Years 01/01/2020 - 12/31/2028 996 1 incomplete12/11/2019
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) PFAS notes6 Months 01/01/2026 - 06/30/2026 81 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) RAD - GROSS ALPHA  9 Years01/01/2023 - 12/31/2031 2,091 1 done 08/06/2025
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,187 1 incomplete08/06/2025
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 2,091 1 done 08/06/2025
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) SOC  3 Years 01/01/2026 - 12/31/2028 996 1 incomplete08/06/2025
EP-A  EP FOR WELLFIELD (WELLS #1 & #3) VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 996 1 incomplete09/24/2025

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