OHA Drinking Water Services
OR41
PWS ID: 95363 ---- USFWS TUALATIN RIVER NATL WLR
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:  Hide 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
Jan 28, 2026 1RT Total Absent 6028012-01 DIST-A Feb 09, 2026
Dec 15, 2025 1RT Total Absent 5349019-01 OFFICE KITCHEN SINK DIST-A Dec 22, 2025
Jul 23, 2025 1RT Total Absent 5204027-01 OFFICE KITCHEN SINK DIST-A Jul 25, 2025
Apr 08, 2025 1RT Total Absent 5098011-01 DENNIS KITCHEN SINK DIST-A Apr 14, 2025
Jan 22, 2025 1RT Total Absent 5022011-01 OFFICE KITCHEN SINK DIST-A Jan 29, 2025
Oct 30, 2024 1RT Total Absent 4304010-02 STEINBORN OFFICE KIT DIST-A Nov 08, 2024
Jul 31, 2024 1RT Total Absent 4213011-02 OFFICE KITCHEN SINK DIST-A Aug 02, 2024
Apr 24, 2024 1RT Total Absent 4115013-04 STEINBORN - OFFICE S DIST-A May 06, 2024
Jan 04, 2024 1RT Total Absent 4004036-01 STEINBORN OFFICE KIT DIST-A Jan 12, 2024
Oct 24, 2023 1RT Total Absent 3297009-03 STEINBORN OFFICE KIT DIST-A Nov 06, 2023
Jul 17, 2023 1RT Total Absent 3198004-01 OFFICE KITCHEN SINK DIST-A Aug 01, 2023
May 10, 2023 1RT Total Absent 3130024-01 OFFICE KITCHEN SINK DIST-A May 26, 2023
Jan 11, 2023 1RT Total Absent 3011012-01 OFFICE KITCHEN SINK DIST-A Jan 24, 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:  Hide special samples  ::  Show rejected samples  ::  Include results older than 2023