OHA Drinking Water Services
OR41
PWS ID: 00113 ---- ROATS 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 notes6 Months 01/01/2026 - 06/30/2026 100 40 incomplete08/14/2024
EP-B  EP FOR PINEBROOK WELLS 4 & 9 ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete05/30/2019
EP-B  EP FOR PINEBROOK WELLS 4 & 9 IOC notes9 Years 01/01/2020 - 12/31/2028 1,015 1 incomplete05/30/2019
EP-B  EP FOR PINEBROOK WELLS 4 & 9 NITRATE  Yearly 01/01/2026 - 12/31/2026 284 1 incomplete09/04/2025
EP-B  EP FOR PINEBROOK WELLS 4 & 9 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,015 1 incomplete05/30/2019
EP-B  EP FOR PINEBROOK WELLS 4 & 9 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete05/09/2022
EP-B  EP FOR PINEBROOK WELLS 4 & 9 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete05/09/2022
EP-B  EP FOR PINEBROOK WELLS 4 & 9 RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,110 1 incomplete05/09/2022
EP-B  EP FOR PINEBROOK WELLS 4 & 9 SOC notes3 Years 01/01/2026 - 12/31/2028 1,015 2 incomplete11/18/2025
EP-B  EP FOR PINEBROOK WELLS 4 & 9 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,015 1 incomplete09/04/2025
EP-G  EP FOR WELLS #5 & #6 ARSENIC  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-G  EP FOR WELLS #5 & #6 IOC  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-G  EP FOR WELLS #5 & #6 NITRATE  Yearly 01/01/2026 - 12/31/2026 284 1 incomplete
EP-G  EP FOR WELLS #5 & #6 NITRITE  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-G  EP FOR WELLS #5 & #6 PFAS notes6 Months 01/01/2026 - 06/30/2026 100 1 incomplete
  Initial monitoring - 2 samples only
EP-G  EP FOR WELLS #5 & #6 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-G  EP FOR WELLS #5 & #6 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-G  EP FOR WELLS #5 & #6 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-G  EP FOR WELLS #5 & #6 SOC notes3 Years 01/01/2026 - 12/31/2028 1,015 2 incomplete
EP-G  EP FOR WELLS #5 & #6 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,015 1 incomplete
EP-H  EP FOR WELLS #7 & #8 ARSENIC  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-H  EP FOR WELLS #7 & #8 IOC  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-H  EP FOR WELLS #7 & #8 NITRATE  Yearly 01/01/2026 - 12/31/2026 284 1 incomplete
EP-H  EP FOR WELLS #7 & #8 NITRITE  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-H  EP FOR WELLS #7 & #8 PFAS notes6 Months 01/01/2026 - 06/30/2026 100 1 incomplete
  Initial monitoring - 2 samples only
EP-H  EP FOR WELLS #7 & #8 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-H  EP FOR WELLS #7 & #8 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-H  EP FOR WELLS #7 & #8 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-H  EP FOR WELLS #7 & #8 SOC notes3 Years 01/01/2026 - 12/31/2028 1,015 2 incomplete
EP-H  EP FOR WELLS #7 & #8 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,015 1 incomplete
EP-I  EP FOR HOLE 10 WELLS ARSENIC  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-I  EP FOR HOLE 10 WELLS IOC  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-I  EP FOR HOLE 10 WELLS NITRATE  Yearly 01/01/2026 - 12/31/2026 284 1 incomplete
EP-I  EP FOR HOLE 10 WELLS NITRITE  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-I  EP FOR HOLE 10 WELLS PFAS notes6 Months 01/01/2026 - 06/30/2026 100 1 incomplete
  Initial monitoring - 2 samples only
EP-I  EP FOR HOLE 10 WELLS RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-I  EP FOR HOLE 10 WELLS RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-I  EP FOR HOLE 10 WELLS RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,206 1 incomplete
EP-I  EP FOR HOLE 10 WELLS SOC notes3 Years 01/01/2026 - 12/31/2028 1,015 2 incomplete
EP-I  EP FOR HOLE 10 WELLS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,015 1 incomplete

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