OHA Drinking Water Services
OR41
PWS ID: 00213 ---- COQUILLE, 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 01/01/2026 - 03/31/2026 32 1 incomplete05/15/2025
DIST-A  DISTRIBUTION SYSTEM ASBESTOS, DIST  9 Years01/01/2020 - 12/31/2028 1,038 1 done 04/21/2022
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2028 - 12/31/2028   20 05/07/2025
  Seasonal sampling period:   02/01   thru   05/31
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 307 1 incomplete09/09/2025
  Seasonal sampling period:   09/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 307 1 incomplete09/09/2025
  Seasonal sampling period:   12/01   thru   12/31
EP-AA  EP FOR RINK CREEK ARSENIC notes9 Years01/01/2020 - 12/31/2028 1,038 1 done 05/12/2021
  Seasonal sampling period:   12/01   thru   05/31
EP-AA  EP FOR RINK CREEK IOC notes9 Years01/01/2020 - 12/31/2028 1,038 1 done 05/12/2021
  Seasonal sampling period:   12/01   thru   05/31
EP-AA  EP FOR RINK CREEK NITRATE notesYearly 01/01/2026 - 12/31/2026 307 1 incomplete11/25/2024
  Seasonal sampling period:   12/01   thru   05/31
EP-AA  EP FOR RINK CREEK NITRITE notes9 Years01/01/2020 - 12/31/2028 1,038 1 done 05/12/2021
  Seasonal sampling period:   12/01   thru   05/31
EP-AA  EP FOR RINK CREEK PFAS notesQuarterly 01/01/2026 - 03/31/2026 32 1 incomplete12/11/2023
  Initial monitoring - 4 quarters only
EP-AA  EP FOR RINK CREEK RAD - GROSS ALPHA notes9 Years 01/01/2023 - 12/31/2031 2,133 1 incomplete03/06/2017
  Seasonal sampling period:   12/01   thru   05/31
EP-AA  EP FOR RINK CREEK RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,229 1 incomplete03/06/2017
  Seasonal sampling period:   12/01   thru   05/31
EP-AA  EP FOR RINK CREEK RAD - URANIUM notes9 Years 01/01/2023 - 12/31/2031 2,133 1 incomplete03/06/2017
  Seasonal sampling period:   12/01   thru   05/31
EP-AA  EP FOR RINK CREEK SOC notes3 Years 01/01/2026 - 12/31/2028 1,038 2 incomplete05/12/2021
  Seasonal sampling period:   12/01   thru   05/31
EP-AA  EP FOR RINK CREEK VOLATILE ORGANICS notesYearly 01/01/2026 - 12/31/2026 307 1 incomplete12/10/2024
  Seasonal sampling period:   12/01   thru   05/31
EP-AB  EP FOR COQUILLE RIVER ARSENIC notes9 Years01/01/2020 - 12/31/2028 1,038 1 done 08/22/2022
  Seasonal sampling period:   06/01   thru   11/30
EP-AB  EP FOR COQUILLE RIVER IOC notes9 Years01/01/2020 - 12/31/2028 1,038 1 done 08/22/2022
  Seasonal sampling period:   06/01   thru   11/30
EP-AB  EP FOR COQUILLE RIVER NITRATE notesYearly 01/01/2026 - 12/31/2026 307 1 incomplete08/20/2025
  Seasonal sampling period:   06/01   thru   11/30
EP-AB  EP FOR COQUILLE RIVER NITRITE notes9 Years01/01/2020 - 12/31/2028 1,038 1 done 08/24/2022
  Seasonal sampling period:   06/01   thru   11/30
EP-AB  EP FOR COQUILLE RIVER PFAS notesQuarterly 01/01/2026 - 03/31/2026 32 1 incomplete09/18/2023
  Initial monitoring - 4 quarters only
EP-AB  EP FOR COQUILLE RIVER RAD - GROSS ALPHA notes9 Years 01/01/2026 - 12/31/2034 3,229 1 incomplete07/10/2017
  Seasonal sampling period:   06/01   thru   11/30
EP-AB  EP FOR COQUILLE RIVER RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,229 1 incomplete07/10/2017
  Seasonal sampling period:   06/01   thru   11/30
EP-AB  EP FOR COQUILLE RIVER RAD - URANIUM notes9 Years 01/01/2023 - 12/31/2031 2,133 1 incomplete07/10/2017
  Seasonal sampling period:   06/01   thru   11/30
EP-AB  EP FOR COQUILLE RIVER SOC notes3 Years 01/01/2026 - 12/31/2028 1,038 2 incomplete08/20/2025
  Seasonal sampling period:   06/01   thru   11/30
EP-AB  EP FOR COQUILLE RIVER VOLATILE ORGANICS notesYearly 01/01/2026 - 12/31/2026 307 1 incomplete09/09/2025
  Seasonal sampling period:   06/01   thru   11/30
WTP-A  TP FOR RINK CREEK & COQUILLE RIVERTOTAL ORGANIC CARBON Quarterly01/01/2026 - 03/31/2026 32 1 incomplete 05/15/2025

5  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-ATOC & ALKALINITY  Monthly01/01/200412/31/20051Raw and filtered TOC and alkalinity
CH-A  COMMON HEADER FOR WTP-ATOC & ALKALINITY  Quarterly01/01/200612/31/20181Rink Creek (SRC-AA) - Sample between December and May
CH-A  COMMON HEADER FOR WTP-ATOC & ALKALINITY  Quarterly07/01/201312/31/20181Coquille River (SRC-BA) - Sample between June and November
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly01/01/200409/30/20131Schedule Reflects 1 RT Sample Per QT Per WTP
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  3 Years01/01/200212/31/201820Sample between June 1st and September 30th
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Quarterly10/01/201312/31/20182Sample in Dec, Mar, June, and Sept
EP-A  EP FOR WTPARSENIC  Yearly01/01/200212/31/20091
EP-A  EP FOR WTPDI(2-ETHYLHEXYL) PHTHALATE   Quarterly10/01/200606/30/20071Min 4 qts.
EP-A  EP FOR WTPDI(2-ETHYLHEXYL) PHTHALATE   Yearly01/01/200801/17/20121Five years of ND results. return to normal monitoring. JRM 17 Jan 2012.
EP-A  EP FOR WTPIOC  9 Years01/01/200212/31/20101Rink Creek (SRC-AA) - Sample between December and May
EP-A  EP FOR WTPNITRATE  Yearly01/01/200212/31/20181Rink Creek (SRC-AA) - Sample between December and May
EP-A  EP FOR WTPNITRITE  9 Years01/01/200212/31/20101Rink Creek (SRC-AA) - Sample between December and May
EP-A  EP FOR WTPRAD - GROSS ALPHA  9 Years01/01/200812/31/20131
EP-A  EP FOR WTPRAD - URANIUM  6 Years01/01/200812/31/20131Schedule Reflects Monitoring Reduction Granted.
EP-A  EP FOR WTPSOC  3 Years01/01/200212/31/201322 Consec. QT Samples
EP-A  EP FOR WTPSOC  3 Years01/01/201412/31/201922 Consec. QT Samples
EP-A  EP FOR WTPVOLATILE ORGANICS  Yearly01/01/200212/31/20181
EP-AA  EP FOR RINK CREEKRAD - GROSS ALPHA  6 Years01/01/201712/31/20221Rink Creek (SRC-AA) - Sample between December and May
SRC-AB  COQUILLE RIVER (USED JULY THROUGH OCT)CYANOTOXINS  2 Weeks07/15/201801/24/20191
WTP-A  TP FOR RINK CREEK & COQUILLE RIVERTOTAL ORGANIC CARBON  Monthly01/01/200412/31/20051Post Filtration TOC

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