OHA Drinking Water Services
OR41
PWS ID: 00461 ---- RIVERGROVE 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 ASBESTOS, DIST notes9 Years 01/01/2020 - 12/31/2028 1,501 1 incomplete09/25/2019
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2025 - 12/31/2025   20 06/07/2022
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notesYearly 01/01/2024 - 12/31/2024 40 2 incomplete08/18/2023
 Seasonal sampling period:  08/01  thru  08/31
EP-A  EP FOR WELL #1 NITRATE notesYearly 01/01/2024 - 12/31/2024 40 1 incomplete11/06/2023
EP-B  EP FOR WELL #2TOTAL POLYCHLORINATED BIPHENYLS (PCB) 3 Years01/01/2023 - 12/31/2025 405 2 incomplete 12/07/2022
EP-B  EP FOR WELL #2 ARSENIC notes9 Years01/01/2017 - 12/31/2025 405 1 done 08/17/2020
EP-B  EP FOR WELL #2 IOC notes9 Years01/01/2020 - 12/31/2028 1,501 1 done 08/17/2020
EP-B  EP FOR WELL #2 NITRATE  Yearly 01/01/2024 - 12/31/2024 40 1 incomplete11/06/2023
EP-B  EP FOR WELL #2 NITRITE notes9 Years01/01/2020 - 12/31/2028 1,501 1 done 08/17/2020
EP-B  EP FOR WELL #2 RAD - GROSS ALPHA  6 Years 01/01/2023 - 12/31/2028 1,501 1 incomplete08/17/2020
EP-B  EP FOR WELL #2 RAD - RADIUM 226/228 9 Years01/01/2017 - 12/31/2025 405 1 done 08/17/2020
EP-B  EP FOR WELL #2 RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,596 1 incomplete08/17/2020
EP-B  EP FOR WELL #2 SOC MINUS SOCR CHEMSnotes9 Years 01/01/2017 - 12/31/2025 405 2 incomplete03/26/2014
EP-B  EP FOR WELL #2 SOCR  3 Years 01/01/2023 - 12/31/2025 405 2 incomplete12/07/2022
EP-B  EP FOR WELL #2 VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 405 1 incomplete08/11/2022
EP-C  EP FOR OLSON WELL NITRATE notesYearly 01/01/2024 - 12/31/2024 40 1 incomplete11/06/2023

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More information for this water system: SDWIS ID 3348
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