OHA Drinking Water Services
OR41
PWS ID: 00772 ---- CHAPARRAL MOBILE RANCH

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 07/31/2024
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,098 1 incomplete08/06/2019
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) IOC notes9 Years 01/01/2020 - 12/31/2028 1,003 1 incomplete08/06/2019
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) NITRATE  Yearly 01/01/2026 - 12/31/2026 272 1 incomplete06/25/2025
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,003 1 incomplete08/06/2019
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) PFAS notes6 Months 01/01/2026 - 06/30/2026 88 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) RAD - GROSS ALPHA notes9 Years 01/01/2026 - 12/31/2034 3,194 1 incomplete06/25/2025
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,194 1 incomplete06/25/2025
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) RAD - URANIUM notes9 Years 01/01/2020 - 12/31/2028 1,003 1 incomplete08/06/2019
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) SOC  3 Years 01/01/2026 - 12/31/2028 1,003 1 incomplete06/25/2025
EP-A  EP FOR WELL #1 (WELLFIELD SAMPLE POINT) VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,003 1 incomplete06/25/2025
EP-B  EP FOR WELL #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 272 1 incomplete06/25/2025
EP-B  EP FOR WELL #2 PFAS notes6 Months 01/01/2026 - 06/30/2026 88 1 incomplete
  Initial monitoring - 2 samples only

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