OHA Drinking Water Services
OR41
PWS ID: 05567 ---- SUNRIDGE ESTATES LOWER

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 09/27/2024
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1incomplete09/21/2023
  Seasonal sampling period:   09/01   thru   09/30
EP-A  EP FOR PHASE 1 & IITOLUENE  Yearly01/01/2026 - 12/31/2026 253 1 incomplete 05/30/2025
EP-A  EP FOR PHASE 1 & IIXYLENES, TOTAL notesYearly01/01/2026 - 12/31/2026 253 1 incomplete 12/10/2025
 Seasonal sampling period:  10/01  thru  12/31
EP-A  EP FOR PHASE 1 & IIETHYLBENZENE notesYearly01/01/2026 - 12/31/2026 253 1 incomplete 12/10/2025
 Seasonal sampling period:  10/01  thru  12/31
EP-A  EP FOR PHASE 1 & II ARSENIC notesYearly 01/01/2026 - 12/31/2026 253 1 incomplete08/25/2025
  Seasonal sampling period:   08/01   thru   08/31
EP-A  EP FOR PHASE 1 & II IOC notes9 Years 01/01/2020 - 12/31/2028 984 1 incomplete03/14/2019
EP-A  EP FOR PHASE 1 & II NITRATE  Yearly 01/01/2026 - 12/31/2026 253 1 incomplete05/30/2025
EP-A  EP FOR PHASE 1 & II NITRITE notes9 Years 01/01/2020 - 12/31/2028 984 1 incomplete03/14/2019
EP-A  EP FOR PHASE 1 & II PFAS notes6 Months 01/01/2026 - 06/30/2026 69 1 incomplete10/02/2025
  Initial monitoring - 2 samples only
EP-A  EP FOR PHASE 1 & II RAD - GROSS ALPHA  6 Years 01/01/2023 - 12/31/2028 984 1 incomplete08/16/2022
EP-A  EP FOR PHASE 1 & II RAD - RADIUM 226/228 6 Years 01/01/2023 - 12/31/2028 984 1 incomplete08/16/2022
EP-A  EP FOR PHASE 1 & II RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,175 1 incomplete05/30/2025
EP-A  EP FOR PHASE 1 & II SOC  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete05/30/2025
EP-A  EP FOR PHASE 1 & II VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 984 1 incomplete12/10/2025

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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  3 Years01/01/201112/31/20132sample between June 1 and Sept. 30
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Yearly01/01/200912/31/20102Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/200212/31/20045Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  3 Years01/01/201912/31/20211Collect dual sample set every third year in September at 7384 Pineridge Dr.
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 IDSE  Yearly01/01/201412/31/20182Sample During Peak Historical Month for High DBPs
EP-A  EP FOR PHASE 1 & IIARSENIC  3 Years01/01/200209/30/20071
EP-A  EP FOR PHASE 1 & IIARSENIC  3 Years01/01/201109/30/20131
EP-A  EP FOR PHASE 1 & IIARSENIC  Quarterly10/01/200712/31/20101
EP-A  EP FOR PHASE 1 & IIARSENIC  Quarterly10/01/201312/31/20181
EP-A  EP FOR PHASE 1 & IIETHYLBENZENE   Quarterly10/01/201603/31/20171
EP-A  EP FOR PHASE 1 & IIRAD - GROSS ALPHA  9 Years01/01/200812/31/20161
EP-A  EP FOR PHASE 1 & IIRAD - RADIUM 226/228  9 Years01/01/200812/31/20161
EP-A  EP FOR PHASE 1 & IIRAD - URANIUM  6 Years01/01/200812/31/20161
EP-A  EP FOR PHASE 1 & IITOLUENE   Quarterly01/01/201712/31/20181
EP-A  EP FOR PHASE 1 & IIXYLENES, TOTAL   Quarterly10/01/201603/31/20171
EP-B  SUNRIDGE ESTATES UPPERARSENIC  3 Years01/01/200212/31/20071
EP-B  SUNRIDGE ESTATES UPPERARSENIC  9 Years01/01/201412/31/20211Schedule Reflects Monitoring Reduction Granted
EP-B  SUNRIDGE ESTATES UPPERIOC  9 Years01/01/200212/31/20211Schedule Reflects Monitoring Reduction Granted
EP-B  SUNRIDGE ESTATES UPPERNITRATE  Yearly01/01/200212/31/20211
EP-B  SUNRIDGE ESTATES UPPERNITRITE  9 Years01/01/200212/31/20211Schedule Reflects Monitoring Reduction Granted
EP-B  SUNRIDGE ESTATES UPPERRAD - GROSS ALPHA  9 Years01/01/200812/31/20211
EP-B  SUNRIDGE ESTATES UPPERRAD - RADIUM 226/228  9 Years01/01/200812/31/20211
EP-B  SUNRIDGE ESTATES UPPERRAD - URANIUM  6 Years01/01/200812/31/20211
EP-B  SUNRIDGE ESTATES UPPERSOC  3 Years01/01/200212/31/20211
EP-B  SUNRIDGE ESTATES UPPERVOLATILE ORGANICS  3 Years01/01/200212/31/20211

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