OHA Drinking Water Services
OR41
PWS ID: 90530 ---- MOLALLA RIVER SD - CLARKES ELEM

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 Years01/01/2027 - 12/31/2027   5 08/19/2024
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP for WELL #2 (NEW)1,2-DICHLOROPROPANE  Yearly01/01/2025 - 12/31/2025 334 1 incomplete 11/15/2022
EP-A  EP for WELL #2 (NEW) ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,525 1 incomplete02/25/2020
EP-A  EP for WELL #2 (NEW) IOC notes9 Years01/01/2020 - 12/31/2028 1,430 1 done 02/25/2020
EP-A  EP for WELL #2 (NEW) NITRATE  Yearly 01/01/2025 - 12/31/2025 334 1 incomplete11/12/2024
EP-A  EP for WELL #2 (NEW) NITRITE notes9 Years01/01/2020 - 12/31/2028 1,430 1 done 02/25/2020
EP-A  EP for WELL #2 (NEW) SOC  3 Years 01/01/2023 - 12/31/2025 334 1 incomplete11/15/2022
EP-A  EP for WELL #2 (NEW) VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 334 1 incomplete11/15/2022

7  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
EP-A  EP for WELL #2 (NEW)1,2-DICHLOROPROPANE   Quarterly01/01/202006/30/20201
EP-A  EP for WELL #2 (NEW)ARSENIC  3 Years01/01/200212/31/20131
EP-A  EP for WELL #2 (NEW)DI(2-ETHYLHEXYL) PHTHALATE   Quarterly01/01/201412/31/20141
EP-A  EP for WELL #2 (NEW)DI(2-ETHYLHEXYL) PHTHALATE   Yearly01/01/201512/31/20171
EP-A  EP for WELL #2 (NEW)SOC  3 Years01/01/200212/31/20191

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More information for this water system: SDWIS ID 692
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