OHA Drinking Water Services
OR41
PWS ID: 00295 ---- BIG SPRUCE MHP LLC

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  6 Months 01/01/2026 - 06/30/2026 164 5 incomplete09/30/2025
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2028 - 12/31/2028   1 07/23/2025
 Seasonal sampling period:  07/01  thru  07/31
EP-A  EP FOR WELL #4 ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,174 1 incomplete10/02/2019
EP-A  EP FOR WELL #4 IOC notes9 Years 01/01/2020 - 12/31/2028 1,079 1 incomplete10/02/2019
EP-A  EP FOR WELL #4 NITRATE  Yearly 01/01/2026 - 12/31/2026 348 1 incomplete04/02/2025
EP-A  EP FOR WELL #4 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,079 1 incomplete11/06/2019
EP-A  EP FOR WELL #4 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,270 1 incomplete04/22/2025
EP-A  EP FOR WELL #4 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,270 1 incomplete04/22/2025
EP-A  EP FOR WELL #4 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,270 1 incomplete04/22/2025
EP-A  EP FOR WELL #4 SOC MINUS SOCR CHEMSnotes9 Years 01/01/2026 - 12/31/2034 3,270 1 incomplete04/06/2022
EP-A  EP FOR WELL #4 SOCR  3 Years 01/01/2026 - 12/31/2028 1,079 1 incomplete04/22/2025
EP-A  EP FOR WELL #4 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,079 1 incomplete04/22/2025

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  3 Years01/01/200512/31/20131Sample between June 1 and Sept. 30.
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200206/30/20185
EP-A  EP FOR WELL #4ARSENIC  3 Years01/01/200212/31/20131
EP-A  EP FOR WELL #4SOC  3 Years01/01/200212/31/20071

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More information for this water system: SDWIS ID 3297
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