OHA Drinking Water Services
OR41
PWS ID: 90825 ---- SILVERLAKE MARKET
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
Mar 31, 2026 1RT Total Absent B26-635 HANDWASH FAUCET DIST-A Apr 02, 2026
Nov 24, 2025 1RT Total Absent B25-2876 DIST-A Dec 04, 2025
Oct 02, 2025 1RT Total Absent B25-2411 DIST-A Oct 09, 2025
Aug 26, 2025 1RT Total Absent B25-2075 DIST-A Sep 02, 2025
Jun 22, 2025 1RT Total Absent B25-1421 DIST-A Jun 23, 2025
Mar 24, 2025 1RT Total Absent B25-580 DIST-A Mar 31, 2025
Nov 04, 2024 1RT Total Absent B24-2868 DIST-A Nov 18, 2024
Jul 09, 2024 1TG Total Absent B24-1671 B24-1547 WELL SRC-AA Jul 10, 2024
Jul 09, 2024 1RP Total Absent B24-1670 B24-1547 MOP SINK MANAGER OFF DIST-A Jul 10, 2024
Jul 09, 2024 1RP Total Absent B24-1669 B24-1547 KITCHEN HANDWASH SNK DIST-A Jul 10, 2024
Jul 09, 2024 1RP Total Absent B24-1668 B24-1547 HANDWASH SINK DIST-A Jul 10, 2024
Jun 29, 2024 1RT Total POSITIVE B24-1547 HANDWASHING SINK DIST-A Jun 30, 2024
RT E. coli Absent B24-1547 HANDWASHING SINK DIST-A
Mar 26, 2024 1RT Total Absent B24-638 HANDWASH SINK DIST-A Apr 01, 2024
Nov 03, 2023 1RT Total Absent B23-2804 HANDWASHING SINK DIST-A Nov 06, 2023
Jul 22, 2023 1RT Total Absent B23-1764 SINK DIST-A Jul 31, 2023
Apr 22, 2023 1RT Total Absent B23-786 STORE SINK DIST-A May 01, 2023
Mar 19, 2023 1RT Total Absent B23-517 DELI DIST-A Mar 27, 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  ::  Show rejected samples  ::  Include results older than 2023