OHA Drinking Water Services
OR41
PWS ID: 00506 ---- NEAHKAHNIE WATER DISTRICT

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 notes3 Years01/01/2024 - 12/31/2024   10incomplete08/09/2021
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly01/01/2024 - 12/31/2024 256 2 incomplete08/16/2023
 Seasonal sampling period:  08/01  thru  08/31
EP-A  EP FOR SPRINGSARSENIC notes9 Years01/01/2017 - 12/31/2025 621 1 done 08/21/2019
EP-A  EP FOR SPRINGS IOC notes9 Years01/01/2020 - 12/31/2028 1,717 1 incomplete08/21/2019
EP-A  EP FOR SPRINGS NITRATE  Yearly01/01/2024 - 12/31/2024 256 1 incomplete08/16/2023
EP-A  EP FOR SPRINGS NITRITE notes9 Years01/01/2020 - 12/31/2028 1,717 1 incomplete08/21/2019
EP-A  EP FOR SPRINGS RAD - GROSS ALPHA  6 Years01/01/2023 - 12/31/2028 1,717 1 done 08/16/2023
EP-A  EP FOR SPRINGS RAD - RADIUM 226/228 9 Years01/01/2017 - 12/31/2025 621 1 done 08/16/2023
EP-A  EP FOR SPRINGS RAD - URANIUM  9 Years01/01/2017 - 12/31/2025 621 1 done 08/16/2023
EP-A  EP FOR SPRINGS SOC MINUS SOCR CHEMSnotes9 Years01/01/2020 - 12/31/2028 1,717 1 incomplete10/17/2016
EP-A  EP FOR SPRINGS SOCR  3 Years01/01/2023 - 12/31/2025 621 1 incomplete08/17/2022
EP-A  EP FOR SPRINGS VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 621 1 incomplete08/17/2022
EP-B  EP FOR PIRATES SPRING ARSENIC notes9 Years01/01/2017 - 12/31/2025 621 1 done 08/21/2019
EP-B  EP FOR PIRATES SPRING IOC notes9 Years01/01/2020 - 12/31/2028 1,717 1 incomplete08/21/2019
EP-B  EP FOR PIRATES SPRING NITRATE  Yearly01/01/2024 - 12/31/2024 256 1 incomplete08/16/2023
EP-B  EP FOR PIRATES SPRING NITRITE notes9 Years01/01/2020 - 12/31/2028 1,717 1 incomplete08/21/2019
EP-B  EP FOR PIRATES SPRING RAD - GROSS ALPHA  6 Years01/01/2023 - 12/31/2028 1,717 1 done 08/16/2023
EP-B  EP FOR PIRATES SPRING RAD - RADIUM 226/228 6 Years01/01/2023 - 12/31/2028 1,717 1 done 08/16/2023
EP-B  EP FOR PIRATES SPRING RAD - URANIUM  9 Years01/01/2017 - 12/31/2025 621 1 done 08/16/2023
EP-B  EP FOR PIRATES SPRING SOC MINUS SOCR CHEMSnotes9 Years01/01/2020 - 12/31/2028 1,717 1 incomplete10/17/2016
EP-B  EP FOR PIRATES SPRING SOCR  3 Years01/01/2023 - 12/31/2025 621 1 incomplete08/17/2022
EP-B  EP FOR PIRATES SPRING VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 621 1 incomplete08/17/2022

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMASBESTOS, DIST  9 Years01/01/200212/31/20071Schedule Reflects Monitoring Reduction Granted
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  3 Years01/01/200512/31/20072Sample Between June 1 and Sept 30, 1 per WTP
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  3 Years01/01/200812/31/20131Sample 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 Years01/01/200205/30/202010
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months07/01/202012/31/202120
EP-A  EP FOR SPRINGSRAD - GROSS ALPHA  9 Years01/01/200812/31/20161
EP-A  EP FOR SPRINGSSOC  3 Years01/01/200212/31/20041
EP-B  EP FOR PIRATES SPRINGARSENIC  3 Years01/01/200207/12/20041
EP-B  EP FOR PIRATES SPRINGNITRATE  Yearly01/01/200207/12/20041
EP-B  EP FOR PIRATES SPRINGRAD - GROSS ALPHA  9 Years01/01/200812/31/20161
EP-B  EP FOR PIRATES SPRINGRAD - RADIUM 226/228  9 Years01/01/200812/31/20161
EP-B  EP FOR PIRATES SPRINGSOC  3 Years01/01/200212/31/20041
EP-D  EP FOR SPRING #3 (LOWER SPRING)ARSENIC  3 Years01/01/200202/22/20071
EP-D  EP FOR SPRING #3 (LOWER SPRING)IOC  9 Years01/01/200202/22/20071Schedule Reflects Monitoring Reduction Granted
EP-D  EP FOR SPRING #3 (LOWER SPRING)NITRATE  Yearly01/01/200202/22/20071
EP-D  EP FOR SPRING #3 (LOWER SPRING)NITRITE  9 Years01/01/200202/22/20071Schedule Reflects Monitoring Reduction Granted
EP-D  EP FOR SPRING #3 (LOWER SPRING)SOC  3 Years01/01/200202/22/20071
EP-D  EP FOR SPRING #3 (LOWER SPRING)VOLATILE ORGANICS  3 Years01/01/200202/22/20071

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