OHA Drinking Water Services
OR41
PWS ID: 00951 ---- WAUNA WATER DISTRICT

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 DBP2 HAA5 ONLY notesYearly 01/01/2026 - 12/31/2026 245 1 incomplete09/24/2025
  Seasonal sampling period:   09/01   thru   09/30
DIST-A  Distribution System DBP2 TTHM ONLY notesYearly 01/01/2026 - 12/31/2026 245 1 incomplete09/24/2025
  Seasonal sampling period:   09/01   thru   09/30
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2027 - 12/31/2027   5 09/17/2024
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP FOR SPRINGS ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,071 1 incomplete09/21/2022
EP-A  EP FOR SPRINGS IOC notes9 Years 01/01/2023 - 12/31/2031 2,071 1 incomplete09/21/2022
EP-A  EP FOR SPRINGS NITRATE  Yearly 01/01/2026 - 12/31/2026 245 1 incomplete09/24/2025
EP-A  EP FOR SPRINGS NITRITE notes9 Years 01/01/2023 - 12/31/2031 2,071 1 incomplete09/21/2022
EP-A  EP FOR SPRINGS PFAS notes6 Months01/01/2026 - 06/30/2026 61 1 done 01/27/2026
  Initial monitoring - 2 samples only
EP-A  EP FOR SPRINGS RAD - GROSS ALPHA notes9 Years 01/01/2026 - 12/31/2034 3,167 1 incomplete09/24/2025
EP-A  EP FOR SPRINGS RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,167 1 incomplete09/24/2025
EP-A  EP FOR SPRINGS RAD - URANIUM notes9 Years 01/01/2026 - 12/31/2034 3,167 1 incomplete09/24/2025
EP-A  EP FOR SPRINGS SOC  3 Years 01/01/2026 - 12/31/2028 976 1 incomplete09/24/2025
EP-A  EP FOR SPRINGS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 976 1 incomplete09/24/2025

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