OHA Drinking Water Services
OR41
PWS ID: 05562 ---- HERITAGE HILLS HOMEOWNERS ASSN

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 06/10/2024
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2027 - 12/31/2027   1 08/05/2024
EP-A  EP FOR WELLS ARSENIC  3 Years 01/01/2026 - 12/31/2028 975 1 incomplete08/04/2025
EP-A  EP FOR WELLS IOC  3 Years 01/01/2026 - 12/31/2028 975 1 incomplete07/17/2023
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2026 - 12/31/2026 244 1 incomplete05/08/2025
EP-A  EP FOR WELLS NITRITE  3 Years 01/01/2026 - 12/31/2028 975 1 incomplete07/17/2023
EP-A  EP FOR WELLS PFAS notes6 Months 01/01/2026 - 06/30/2026 60 1 incomplete12/16/2025
  Initial monitoring - 2 samples only
EP-A  EP FOR WELLS RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,166 1 incomplete03/11/2024
EP-A  EP FOR WELLS RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,166 1 incomplete03/11/2024
EP-A  EP FOR WELLS RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,166 1 incomplete03/11/2024
EP-A  EP FOR WELLS SOC  3 Years 01/01/2026 - 12/31/2028 975 1 incomplete09/29/2025
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 975 1 incomplete09/29/2025

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