OHA Drinking Water Services
OR41
PWS ID: 00025 ---- HAFEZ WATER SYSTEM

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 Years01/01/2028 - 12/31/2028   5 08/04/2025
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1incomplete08/04/2023
  Seasonal sampling period:   08/01   thru   08/31
EP-A  EP FOR WELL #2TRICHLOROETHYLENE notesYearly01/01/2026 - 12/31/2026 259 1 incomplete 08/04/2025
EP-A  EP FOR WELL #2 ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,181 1 incomplete08/04/2025
EP-A  EP FOR WELL #2 IOC notes9 Years 01/01/2020 - 12/31/2028 990 1 incomplete01/11/2016
EP-A  EP FOR WELL #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 259 1 incomplete08/04/2025
EP-A  EP FOR WELL #2 NITRITE  9 Years 01/01/2020 - 12/31/2028 990 1 incomplete01/11/2016
EP-A  EP FOR WELL #2 PFAS notes6 Months 01/01/2026 - 06/30/2026 75 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL #2 RAD - GROSS ALPHA notes9 Years 01/01/2020 - 12/31/2028 990 1 incomplete10/03/2014
EP-A  EP FOR WELL #2 RAD - RADIUM 226/228notes9 Years 01/01/2020 - 12/31/2028 990 1 incomplete10/03/2014
EP-A  EP FOR WELL #2 RAD - URANIUM notes9 Years 01/01/2020 - 12/31/2028 990 1 incomplete10/03/2014
EP-A  EP FOR WELL #2 SOC  3 Years 01/01/2026 - 12/31/2028 990 1 incomplete08/04/2025
EP-A  EP FOR WELL #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 990 1 incomplete08/04/2025

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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20131Sample between June 1 and Sept. 30.
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/20025Sample Between June 1st and Sept 30th
EP-A  EP FOR WELL #2ARSENIC  3 Years01/01/200212/31/20161
EP-A  EP FOR WELL #2IOC  3 Years01/01/200212/31/20071
EP-A  EP FOR WELL #2NITRITE  3 Years01/01/200204/04/20071
EP-A  EP FOR WELL #2TRICHLOROETHYLENE   Quarterly04/01/201609/30/20161Monitoring increased to quarterly due to detection.

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