OHA Drinking Water Services
OR41
PWS ID: 00199 ---- BEAVER WATER DISTRICT

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-ATOTAL ORGANIC CARBONnotesQuarterly01/01/2026 - 03/31/2026 35 1 incomplete 06/02/2025
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2026 - 12/31/2026   10incomplete09/01/2023
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  Distribution System STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 310 1 incomplete11/17/2025
  Seasonal sampling period:   11/01   thru   11/30
EP-A  EP FOR WTP-A ARSENIC  9 Years01/01/2020 - 12/31/2028 1,041 1 done 04/09/2024
EP-A  EP FOR WTP-A IOC notes9 Years01/01/2020 - 12/31/2028 1,041 1 done 04/09/2024
EP-A  EP FOR WTP-A NITRATE  Yearly 01/01/2026 - 12/31/2026 310 1 incomplete01/08/2025
EP-A  EP FOR WTP-A NITRITE notes9 Years01/01/2020 - 12/31/2028 1,041 1 done 04/09/2024
EP-A  EP FOR WTP-A PFAS notesQuarterly 01/01/2026 - 03/31/2026 35 1 incomplete
  Initial monitoring - 4 quarters only
EP-A  EP FOR WTP-A RAD - GROSS ALPHA notes9 Years 01/01/2026 - 12/31/2034 3,232 1 incomplete11/13/2023
EP-A  EP FOR WTP-A RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,232 1 incomplete11/13/2023
EP-A  EP FOR WTP-A RAD - URANIUM notes9 Years 01/01/2026 - 12/31/2034 3,232 1 incomplete11/13/2023
EP-A  EP FOR WTP-A SOC  3 Years 01/01/2026 - 12/31/2028 1,041 1 incomplete06/10/2024
EP-A  EP FOR WTP-A VOLATILE ORGANICS  Yearly 01/01/2026 - 12/31/2026 310 1 incomplete01/08/2025
EP-B  EP FOR WTP-B ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,041 1 incomplete04/09/2024
EP-B  EP FOR WTP-B IOC  3 Years 01/01/2026 - 12/31/2028 1,041 1 incomplete04/09/2024
EP-B  EP FOR WTP-B NITRATE  Yearly 01/01/2026 - 12/31/2026 310 1 incomplete04/07/2025
EP-B  EP FOR WTP-B NITRITE  3 Years 01/01/2026 - 12/31/2028 1,041 1 incomplete04/09/2024
EP-B  EP FOR WTP-B PFAS notes6 Months 01/01/2026 - 06/30/2026 126 1 incomplete
  Initial monitoring - 2 samples only
EP-B  EP FOR WTP-B RAD - GROSS ALPHA  6 Years 01/01/2026 - 12/31/2031 2,136 1 incomplete07/01/2024
EP-B  EP FOR WTP-B RAD - RADIUM 226/228 6 Years 01/01/2026 - 12/31/2031 2,136 1 incomplete07/01/2024
EP-B  EP FOR WTP-B RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,232 1 incomplete07/01/2024
EP-B  EP FOR WTP-B SOC  Yearly 01/01/2026 - 12/31/2026 310 1 incomplete04/09/2025
EP-B  EP FOR WTP-B VOLATILE ORGANICS  Yearly 01/01/2026 - 12/31/2026 310 1 incomplete04/07/2025

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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  Monthly01/01/200409/30/20081Raw Water TOC Only Required for Reduction in DBP Monitoring
DIST-A  Distribution SystemHAA5 & TTHM  Quarterly01/01/200409/30/20081Schedule Reflects 1 RT Sample Per QT Per WTP
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200909/30/20131Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200212/31/20135Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemSTAGE 2 DBP  Quarterly10/01/201312/31/20161Sample in Nov, Feb, May, and Aug
EP-A  EP FOR WTP-AARSENIC  Yearly01/01/200212/31/20091
EP-B  EP FOR WTP-BRAD - GROSS ALPHA  Quarterly01/01/202303/31/20241
EP-B  EP FOR WTP-BRAD - RADIUM 226/228  Quarterly01/01/202303/31/20241
EP-B  EP FOR WTP-BRAD - URANIUM  Quarterly01/01/202306/30/20231

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