OHA Drinking Water Services
OR41
PWS ID: 91879 ---- TWIN OAKS ELEMENTARY SD 4J
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:  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
Apr 01, 2026 1RT Total Absent 2604026_001A STAFF RM DIST-A Apr 02, 2026
Feb 03, 2026 1RT Total Absent 2602058_001A STAFF ROOM SINK DIST-A Feb 04, 2026
Oct 02, 2025 1RT Total Absent 2510087_001A STAFF RM SINK DIST-A Oct 03, 2025
Jul 21, 2025 1RT Total Absent 2507657_001A STAFF ROOM SINK DIST-A Jul 23, 2025
Apr 10, 2025 1RT Total Absent 2504429_001A STAFF ROOM SINK DIST-A Apr 11, 2025
Jan 13, 2025 1RT Total Absent 2501385_001A STAFF RM SINK DIST-A Jan 14, 2025
Oct 03, 2024 1RT Total Absent 2410186_001A STAFF RM SINK DIST-A Oct 04, 2024
Jul 08, 2024 1RT Total Absent 2407278_001A ROOM 13 SINK DIST-A Jul 09, 2024
Apr 11, 2024 1RT Total Absent 2404491_001A STAFF RM SINK DIST-A Apr 12, 2024
Jan 02, 2024 1RT Total Absent 2401002_001A STAFF RM SINK DIST-A Jan 05, 2024
Oct 03, 2023 1RT Total Absent 2310058_001A STAFF ROOM SINK DIST-A Oct 05, 2023
Jul 11, 2023 1RT Total Absent 2307276_001A STAFF RM SINK DIST-A Jul 13, 2023
Apr 19, 2023 1RT Total Absent 2304705_001A STAFF ROOM SINK DIST-A Apr 20, 2023
Jan 04, 2023 1RT Total Absent 2301057_001A STAFF ROOM SINK DIST-A Jan 05, 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:  Hide special samples  ::  Show rejected samples  ::  Include results older than 2023