OHA Drinking Water Services
OR41
PWS ID: 01541 ---- OBSIDIAN TRAILS ---- INACTIVE
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  ::  Show 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
Apr 10, 2025 1RT Total Absent 25-22023 DIST-A 0.24Apr 11, 2025
Mar 18, 2025 1RT Total Absent 25-16631 OUTSIDE FAUCET DIST-A 0.24Mar 21, 2025
Feb 25, 2025 1RT Total Absent 25-11292 DIST-A 0.32Feb 28, 2025



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  ::  Show rejected samples  ::  Include results older than 2023