OHA Drinking Water Services
OR41
PWS ID: 00046 ---- ARLINGTON CITY WATER SUPPLY

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 ASBESTOS, DIST notes9 Years 01/01/2020 - 12/31/2028 987 1 incomplete07/10/2019
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2027 - 12/31/2027   10 09/25/2024
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP  Yearly 01/01/2026 - 12/31/2026 256 2 incomplete07/17/2025
  Seasonal sampling period:   07/01   thru   07/31
EP-A  EP FOR WELL #1 ARSENIC  9 Years01/01/2020 - 12/31/2028 987 1 done 07/30/2020
EP-A  EP FOR WELL #1 IOC notes9 Years 01/01/2020 - 12/31/2028 987 1 incomplete07/11/2017
EP-A  EP FOR WELL #1 NITRATE  Yearly 01/01/2026 - 12/31/2026 256 1 incomplete10/07/2025
EP-A  EP FOR WELL #1 NITRITE notes9 Years 01/01/2020 - 12/31/2028 987 1 incomplete08/09/2017
EP-A  EP FOR WELL #1 PFAS notes6 Months 01/01/2026 - 06/30/2026 72 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP FOR WELL #1 RAD - GROSS ALPHA  6 Years 01/01/2026 - 12/31/2031 2,082 1 incomplete07/30/2020
EP-A  EP FOR WELL #1 RAD - RADIUM 226/228 6 Years01/01/2023 - 12/31/2028 987 1 done 07/11/2024
EP-A  EP FOR WELL #1 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,178 1 incomplete07/24/2019
EP-A  EP FOR WELL #1 SOC  3 Years 01/01/2026 - 12/31/2028 987 1 incomplete10/07/2025
EP-A  EP FOR WELL #1 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 987 1 incomplete10/07/2025
EP-C  EP FOR WELL #2 ARSENIC  9 Years 01/01/2023 - 12/31/2031 2,082 1 incomplete05/30/2018
EP-C  EP FOR WELL #2 IOC  9 Years 01/01/2023 - 12/31/2031 2,082 1 incomplete05/30/2018
EP-C  EP FOR WELL #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 256 1 incomplete11/04/2025
EP-C  EP FOR WELL #2 NITRITE  9 Years 01/01/2023 - 12/31/2031 2,082 1 incomplete05/30/2018
EP-C  EP FOR WELL #2 PFAS notes6 Months 01/01/2026 - 06/30/2026 72 1 incomplete
  Initial monitoring - 2 samples only
EP-C  EP FOR WELL #2 RAD - GROSS ALPHA  6 Years01/01/2023 - 12/31/2028 987 1 done 07/11/2024
EP-C  EP FOR WELL #2 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,178 1 incomplete07/11/2024
EP-C  EP FOR WELL #2 RAD - URANIUM  6 Years 01/01/2026 - 12/31/2031 2,082 1 incomplete07/11/2024
EP-C  EP FOR WELL #2 SOC  3 Years 01/01/2026 - 12/31/2028 987 1 incomplete11/04/2025
EP-C  EP FOR WELL #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 987 1 incomplete11/04/2025

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