OHA Drinking Water Services
OR41
PWS ID: 95541 ---- SOUTHLAKE CHURCH WS

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  6 Months 01/01/2026 - 06/30/2026 69 5 incomplete08/11/2025
EP-A  EP FOR WELL (UNAPPROVED) ARSENIC  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete04/25/2025
EP-A  EP FOR WELL (UNAPPROVED) IOC  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete04/25/2025
EP-A  EP FOR WELL (UNAPPROVED) NITRATE  Quarterly 04/01/2026 - 06/30/2026 69 1 incomplete02/10/2026
EP-A  EP FOR WELL (UNAPPROVED) NITRITE  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete04/25/2025
EP-A  EP FOR WELL (UNAPPROVED) PFAS notes6 Months01/01/2026 - 06/30/2026 69 1 done 01/09/2026
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL (UNAPPROVED) SOC  Yearly 01/01/2026 - 12/31/2026 253 1 incomplete05/19/2025
EP-A  EP FOR WELL (UNAPPROVED) VOLATILE ORGANICS  Yearly 01/01/2026 - 12/31/2026 253 1 incomplete05/19/2025

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