OHA Drinking Water Services
OR41
PWS ID: 05377 ---- ROLLING VIEW WATER SYSTEM
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
Jan 09, 2026 1RT Total Absent 170-2961-1 FAUCET - 5120 SW MERIDIAN WAY TUALATIN DIST-A Jan 12, 2026
RT E. coli Absent 170-2961-1 FAUCET - 5120 SW MERIDIAN WAY TUALATIN DIST-A
Sep 17, 2025 1RT Total Absent 170-1006-1 FAUCET - 5720 SW MERIDIAN WAY, TUALATIN, OR 97062 DIST-A Sep 22, 2025
RT E. coli Absent 170-1006-1 FAUCET - 5720 SW MERIDIAN WAY, TUALATIN, OR 97062 DIST-A
Jul 03, 2025 1RT Total Absent 25-41399 DIST-A Jul 09, 2025
Jun 23, 2025 1RT Total Absent 25-39086 DIST-A Jun 27, 2025
Mar 28, 2025 1RT Total Absent 25-19055 DIST-A Apr 01, 2025
Jan 17, 2025 1RT Total Absent 25-03448 DIST-A Jan 21, 2025
Oct 24, 2024 1RT Total Absent 24-61760 DIST-A Oct 29, 2024
May 05, 2023 1RT Total Absent 23-13087 DIST-A May 23, 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