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 167 1 done 03/12/2025
EP-A  EP for WELL #2 (NEW) ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,358 1 incomplete02/25/2020
EP-A  EP for WELL #2 (NEW) IOC notes9 Years01/01/2020 - 12/31/2028 1,263 1 done 02/25/2020
EP-A  EP for WELL #2 (NEW) NITRATE  Yearly01/01/2025 - 12/31/2025 167 1 done 03/05/2025
EP-A  EP for WELL #2 (NEW) NITRITE notes9 Years01/01/2020 - 12/31/2028 1,263 1 done 02/25/2020
EP-A  EP for WELL #2 (NEW) SOC  3 Years01/01/2023 - 12/31/2025 167 1 done 03/12/2025
EP-A  EP for WELL #2 (NEW) VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 167 1 done 03/12/2025

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More information for this water system: SDWIS ID 692

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