OHA Drinking Water Services
Related:  Coliform Schedules

PWS ID: 00668 ---- ROCKWOOD PUD

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 Years01/01/2024 - 12/31/2024   30 07/29/2021
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesQuarterly07/01/2023 - 09/30/2023 5 8 done 08/07/2023
EP-C  EP FOR TREATED CASCADE WELLS ARSENIC  3 Years01/01/2023 - 12/31/2025 828 1 incomplete02/09/2022
EP-C  EP FOR TREATED CASCADE WELLS IOC  3 Years01/01/2023 - 12/31/2025 828 1 incomplete02/09/2022
EP-C  EP FOR TREATED CASCADE WELLS NITRATE  Yearly01/01/2023 - 12/31/2023 97 1 done 05/02/2023
EP-C  EP FOR TREATED CASCADE WELLS NITRITE  3 Years01/01/2023 - 12/31/2025 828 1 incomplete02/09/2022
EP-C  EP FOR TREATED CASCADE WELLS RAD - GROSS ALPHA notes9 Years01/01/2023 - 12/31/2031 3,019 1 incomplete12/07/2020
EP-C  EP FOR TREATED CASCADE WELLS RAD - RADIUM 226/228notes9 Years01/01/2023 - 12/31/2031 3,019 1 incomplete12/07/2020
EP-C  EP FOR TREATED CASCADE WELLS RAD - URANIUM notes9 Years01/01/2023 - 12/31/2031 3,019 1 incomplete12/07/2020
EP-C  EP FOR TREATED CASCADE WELLS SOC notes3 Years01/01/2023 - 12/31/2025 828 2 incomplete04/13/2022
EP-C  EP FOR TREATED CASCADE WELLS VOLATILE ORGANICS notes3 Years01/01/2023 - 12/31/2025 828 1 incomplete02/09/2022

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly01/01/200212/31/20051Schedule Reflects Monitoring Reduction Granted
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly01/01/200603/31/20122
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months01/01/200206/30/2017100Schedule Reflects PWB Joint Monitoring Plan
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months07/01/201706/30/201860
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/201912/31/202130Collect samples between June 1 and September 30.
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Quarterly01/01/201406/30/20144Sample in Feb, May, Aug and Nov
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Quarterly04/01/201212/31/20138Sample in Feb, May, Aug & Nov
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Quarterly07/01/201406/30/20188Sample in Feb, May, August and November
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Quarterly07/01/201812/31/20184Collect dual sample sets at sites 1, 4, 6 & 7 in Feb, May, Aug & Nov.
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)ARSENIC  9 Years01/01/201112/31/20161Schedule Reflects Monitoring Reduction Granted
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)ARSENIC  Yearly01/01/200612/31/20101
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)IOC  9 Years01/01/201112/31/20161Schedule Reflects Monitoring Reduction Granted
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)IOC  Yearly01/01/200612/31/20101
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)NITRATE  Yearly01/01/200510/24/20171
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)NITRITE  3 Years01/01/200612/31/20071
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)NITRITE  3 Years01/01/200812/31/20101
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)NITRITE  9 Years01/01/201112/31/20161Schedule Reflects Monitoring Reduction Granted
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)RAD - GROSS ALPHA  6 Years01/01/200812/31/20131
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)RAD - RADIUM 226/228  9 Years01/01/200812/31/20131
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)RAD - URANIUM  6 Years01/01/200812/31/20131
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)SOC  3 Years01/01/200612/31/200722 consecutive qtrly samples
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)SOC  3 Years01/01/200812/31/201622 consecutive qtrly samples
EP-B  EP FOR CASCADE WELLS & PWB (BLENDED)VOLATILE ORGANICS  Yearly01/01/200610/24/20171
EP-C  EP FOR TREATED CASCADE WELLSRAD - GROSS ALPHA  Quarterly04/01/201106/30/20111
EP-C  EP FOR TREATED CASCADE WELLSRAD - RADIUM 226/228  Quarterly04/01/201106/30/20111
EP-C  EP FOR TREATED CASCADE WELLSRAD - URANIUM  Quarterly04/01/201106/30/20111
EP-C  EP FOR TREATED CASCADE WELLSSOC  Yearly01/01/201112/31/20131
EP-C  EP FOR TREATED CASCADE WELLSVOLATILE ORGANICS  Yearly01/01/201112/31/20131

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