OHA Drinking Water Services
OR41
PWS ID: 00708 ---- ROCKAWAY BEACH, CITY OF

See also: Coliform Schedules  ::  LT2 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
CH-A  COMMON HEADER FOR WTP-A TOC & ALKALINITY  Quarterly 01/01/2025 - 03/31/2025 57 1 incomplete11/18/2024
DIST-A  DISTRIBUTION SYSTEM ASBESTOS, DIST notes9 Years01/01/2020 - 12/31/2028 1,428 1 done 06/11/2024
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2025 - 12/31/2025   10incomplete08/01/2022
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesQuarterly 01/01/2025 - 03/31/2025 57 1 incomplete11/20/2024
EP-A  EP FOR CREEK AND WELLS ARSENIC  9 Years01/01/2020 - 12/31/2028 1,428 1 done 05/18/2021
EP-A  EP FOR CREEK AND WELLS IOC notes9 Years01/01/2020 - 12/31/2028 1,428 1 done 05/18/2021
EP-A  EP FOR CREEK AND WELLS NITRATE  Yearly 01/01/2025 - 12/31/2025 332 1 incomplete04/09/2024
EP-A  EP FOR CREEK AND WELLS NITRITE notes9 Years01/01/2020 - 12/31/2028 1,428 1 done 05/18/2021
EP-A  EP FOR CREEK AND WELLS RAD - GROSS ALPHA  9 Years01/01/2023 - 12/31/2031 2,523 1 done 06/11/2024
EP-A  EP FOR CREEK AND WELLS RAD - RADIUM 226/228 9 Years01/01/2017 - 12/31/2025 332 1 done 01/28/2020
EP-A  EP FOR CREEK AND WELLS RAD - URANIUM  9 Years01/01/2017 - 12/31/2025 332 1 done 01/28/2020
EP-A  EP FOR CREEK AND WELLS SOC  3 Years01/01/2023 - 12/31/2025 332 1 done 08/19/2024
EP-A  EP FOR CREEK AND WELLS VOLATILE ORGANICS  Yearly01/01/2025 - 12/31/2025 332 1 done 01/09/2025
EP-B  EP FOR MANHATTAN BEACH WELL ARSENIC  9 Years01/01/2020 - 12/31/2028 1,428 1 done 01/28/2020
EP-B  EP FOR MANHATTAN BEACH WELL IOC notes9 Years01/01/2020 - 12/31/2028 1,428 1 done 01/28/2020
EP-B  EP FOR MANHATTAN BEACH WELL NITRATE  Yearly 01/01/2025 - 12/31/2025 332 1 incomplete04/09/2024
EP-B  EP FOR MANHATTAN BEACH WELL NITRITE notes9 Years01/01/2020 - 12/31/2028 1,428 1 done 01/28/2020
EP-B  EP FOR MANHATTAN BEACH WELL RAD - GROSS ALPHA  9 Years 01/01/2023 - 12/31/2031 2,523 1 incomplete01/28/2020
EP-B  EP FOR MANHATTAN BEACH WELL RAD - RADIUM 226/228 9 Years01/01/2017 - 12/31/2025 332 1 done 01/28/2020
EP-B  EP FOR MANHATTAN BEACH WELL RAD - URANIUM notes9 Years01/01/2020 - 12/31/2028 1,428 1 done 01/28/2020
EP-B  EP FOR MANHATTAN BEACH WELL SOC  3 Years 01/01/2023 - 12/31/2025 332 1 incomplete01/28/2020
EP-B  EP FOR MANHATTAN BEACH WELL VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 332 1 done 05/08/2023
WTP-A  TP FOR CREEK AND WELLSTOTAL ORGANIC CARBON Quarterly01/01/2025 - 03/31/2025 57 1 incomplete 11/18/2024

8  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
CH-A  COMMON HEADER FOR WTP-ATOTAL ORGANIC CARBON  Quarterly01/01/200909/30/20131Must be <4mg/L to maintain DBP reduction
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly01/01/200403/31/20071Schedule Reflects 1 RT Sample Per QT Per WTP
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly04/01/200706/30/20072Schedule reflects 1 sample per entry point per quarter in distribution
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly07/01/200712/31/20082Schedule reflects 1 sample per entry point per quarter in distribution
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly07/01/201009/30/20132
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Yearly01/01/200906/30/20102Sample between June 1st and Sept 30th
EP-A  EP FOR CREEK AND WELLSARSENIC  Yearly01/01/200212/31/20101
EP-A  EP FOR CREEK AND WELLSRAD - GROSS ALPHA  6 Years01/01/201712/31/20221
EP-A  EP FOR CREEK AND WELLSRAD - GROSS ALPHA  9 Years01/01/200812/31/20161
EP-B  EP FOR MANHATTAN BEACH WELLARSENIC  3 Years01/01/200512/31/20081
EP-B  EP FOR MANHATTAN BEACH WELLIOC  3 Years01/01/200512/31/20191
EP-B  EP FOR MANHATTAN BEACH WELLNITRITE  3 Years01/01/200212/31/20191
EP-B  EP FOR MANHATTAN BEACH WELLRAD - GROSS ALPHA  6 Years01/01/201712/31/20221
EP-B  EP FOR MANHATTAN BEACH WELLRAD - GROSS ALPHA  9 Years01/01/200812/31/20161
EP-B  EP FOR MANHATTAN BEACH WELLRAD - URANIUM  6 Years01/01/200812/31/20191

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