OHA Drinking Water Services
OR41
PWS ID: 94946 ---- GUIDE DOGS FOR THE BLIND INC
Coliform Results

See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  MRDL Summary  ::  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
Nov 19, 2025 1AS Total Absent 25-014143-0001 SOURCE SRC-AA Dec 02, 2025
Oct 31, 2025 1RT Total Absent 25-013172-0001 DIST-A 0.06Nov 11, 2025
Sep 09, 2025 1RT Total Absent 25-010599-0001 DIST-A 0.53Sep 22, 2025
Apr 30, 2025 1RT Total Absent 25-004566-0012 DIST-A 0.60May 01, 2025
Feb 06, 2025 1RT Total Absent 25_001362_0001 SHOP SINK DIST-A Feb 11, 2025
Nov 15, 2024 1RT Total Absent 24_012966_0001 SHOP SINK DIST-A 0.53Nov 21, 2024
Nov 15, 2024 1AS Total POSITIVE 24-012968-0001 WELL SRC-AA Nov 18, 2024
AS E. coli Absent 24-012968-0001 WELL SRC-AA
Aug 28, 2024 1RT Total Absent 24_009526_0001 SHOP SINK DIST-A 0.56Sep 05, 2024
May 29, 2024 1RT Total Absent 24_005844_0001 SHOP SINK DIST-A 0.49Jun 04, 2024
Feb 26, 2024 1RT Total Absent 24_002111_0001 SHOP SINK DIST-A 0.39Mar 04, 2024
Dec 13, 2023 1AS Total POSITIVE 23-014599-0001 WELL SRC-AA Dec 14, 2023
AS E. coli Absent 23-014599-0001 WELL SRC-AA
Dec 01, 2023 1RT Total Absent 23_014061_0001 SHOP SINK DIST-A 0.42Dec 12, 2023
Aug 14, 2023 1RT Total Absent 23_009656_0001 SHOP SINK DIST-A 0.51Aug 23, 2023
Jun 01, 2023 1RT Total Absent 23_006481_0001 SHOP SINK DIST-A 0.10Jun 20, 2023
Feb 09, 2023 1RT Total Absent 23_001735_0001 SHOP SINK DIST-A 0.70Feb 17, 2023



See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  MRDL Summary  ::  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