OHA Drinking Water Services
OR41
PWS ID: 00061 ---- KNAPPA WATER ASSOCIATION

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 ASBESTOS, DIST notes9 Years01/01/2020 - 12/31/2028 1,431 1 done 08/25/2021
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2027 - 12/31/2027   10 07/16/2024
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notesYearly 01/01/2025 - 12/31/2025 335 1 incomplete08/28/2024
 Seasonal sampling period:  08/01  thru  08/31
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 ARSENIC notes9 Years01/01/2020 - 12/31/2028 1,431 1 done 08/16/2023
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 IOC notes9 Years01/01/2020 - 12/31/2028 1,431 1 done 12/09/2020
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 NITRATE  Yearly 01/01/2025 - 12/31/2025 335 1 incomplete11/19/2024
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 NITRITE notes9 Years01/01/2020 - 12/31/2028 1,431 1 done 12/09/2020
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 RAD - GROSS ALPHA  6 Years 01/01/2023 - 12/31/2028 1,431 1 incomplete08/09/2017
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 RAD - RADIUM 226/228 6 Years 01/01/2023 - 12/31/2028 1,431 1 incomplete08/09/2017
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 RAD - URANIUM notes9 Years01/01/2017 - 12/31/2025 335 1 done 08/09/2017
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 SOC  3 Years01/01/2023 - 12/31/2025 335 1 done 09/27/2023
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2 VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 335 1 done 09/27/2023
EP-B  EP FOR GUN CLUB WELL #4 ARSENIC notes9 Years01/01/2020 - 12/31/2028 1,431 1 done 08/16/2023
EP-B  EP FOR GUN CLUB WELL #4 IOC notes9 Years01/01/2020 - 12/31/2028 1,431 1 done 12/09/2020
EP-B  EP FOR GUN CLUB WELL #4 NITRATE  Yearly 01/01/2025 - 12/31/2025 335 1 incomplete11/19/2024
EP-B  EP FOR GUN CLUB WELL #4 NITRITE notes9 Years01/01/2020 - 12/31/2028 1,431 1 done 12/09/2020
EP-B  EP FOR GUN CLUB WELL #4 RAD - GROSS ALPHA notes9 Years01/01/2017 - 12/31/2025 335 1 done 08/23/2017
EP-B  EP FOR GUN CLUB WELL #4 RAD - RADIUM 226/228notes9 Years01/01/2017 - 12/31/2025 335 1 done 08/23/2017
EP-B  EP FOR GUN CLUB WELL #4 RAD - URANIUM notes9 Years01/01/2017 - 12/31/2025 335 1 done 08/23/2017
EP-B  EP FOR GUN CLUB WELL #4 SOC  3 Years01/01/2023 - 12/31/2025 335 1 done 09/27/2023
EP-B  EP FOR GUN CLUB WELL #4 VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 335 1 done 09/27/2023

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  3 Years01/01/200512/31/20132Sample between June 1 and Sept. 30. One perWTP.
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20042Sample Between June 1st and Sept 30th Each Year
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2ARSENIC  3 Years01/01/200212/31/20101
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2RAD - GROSS ALPHA  9 Years01/01/200812/31/20161Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELLS 85-1,3,4/90-1/97-1/06-1,2RAD - RADIUM 226/228  9 Years01/01/200812/31/20161Schedule Reflects Monitoring Reduction Granted
EP-B  EP FOR GUN CLUB WELL #4ARSENIC  3 Years01/01/200212/31/20101

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