OHA Drinking Water Services
OR41
PWS ID: 94674 ---- SILVERTON RESERVOIR REC AREA
Coliform Results

See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  Batch Numbers

Sample types:  AS=Assessment, CO=Confirmation, MU=Make-up, RP=Repeat, RT=Routine, SP=Special, TG=Triggered. See the glossary for more information.

Filter options:  Show special samples  ::  Hide rejected samples  ::  Include results older than 2023

Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Rejected
Reason
Mar 03, 2026 1RT Total Absent 20260303046 HB DIST-A Mar 10, 2026
Oct 23, 2025 1RT Total Absent 20251023016 4381 SILVER FALLS DR DIST-A Oct 30, 2025
Aug 21, 2025 1RT Total Absent 20250821029 WELL HEAD DIST-A Aug 28, 2025
Apr 21, 2025 1RT Total Absent 20250421028 WELL HEAD DIST-A May 02, 2025
Jan 22, 2025 1RT Total Absent 20250122024 WELL HEAD DIST-A 0.00Feb 05, 2025
Oct 16, 2024 1RT Total Absent 20241016041 MARI WELL DIST-A Oct 23, 2024
Jul 22, 2024 1RT Total Absent 20240722016 WELL HEAD DIST-A Aug 01, 2024
May 07, 2024 1RT Total Absent 20240507037 WELL HEAD DIST-A May 17, 2024
Feb 07, 2024 1RT Total Absent 20240207019 WELL HEAD DIST-A Feb 14, 2024
Nov 13, 2023 1RT Total Absent 20231113061 WELL HEAD DIST-A 0.00Nov 20, 2023
Aug 23, 2023 1RT Total Absent 20230823054 WELL HEAD DIST-A Sep 07, 2023
Apr 03, 2023 1RT Total Absent 20230403039 4831 SILVER FALLS NE DIST-A 0.00Apr 18, 2023
Jan 11, 2023 1RT Total Absent 20230111032 WELL HEAD DIST-A Jan 20, 2023



See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  Batch Numbers

Sample types:  AS=Assessment, CO=Confirmation, MU=Make-up, RP=Repeat, RT=Routine, SP=Special, TG=Triggered. See the glossary for more information.

Filter options:  Show special samples  ::  Hide rejected samples  ::  Include results older than 2023