OHA Drinking Water Services
OR41
PWS ID: 94901 ---- RIVERSIDE HIGH SCHOOL
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
Mar 13, 2026 1RT Total Absent 170-4043-2 RIVERSIDE HIGH SCHOOL - 2900 SW BORLAND RD, 97062 DIST-A Mar 18, 2026
RT E. coli Absent 170-4043-2 RIVERSIDE HIGH SCHOOL - 2900 SW BORLAND RD, 97062 DIST-A
Nov 21, 2025 1RT Total Absent 170-2265-1 BREAK RM - 2900 SW BORLAND RD, 97062 DIST-A Nov 25, 2025
RT E. coli Absent 170-2265-1 BREAK RM - 2900 SW BORLAND RD, 97062 DIST-A
Sep 05, 2025 1AS Total Absent 170-790-2 WELL HEAD - 2900 SW BORLAND RD, 97062 SRC-AA Sep 19, 2025
AS E. coli Absent 170-790-2 WELL HEAD - 2900 SW BORLAND RD, 97062 SRC-AA
Sep 05, 2025 1RT Total Absent 170-790-1 BREAKROOM FAUCET - 2900 SW BORLAND RD, 97062 DIST-A Sep 19, 2025
RT E. coli Absent 170-790-1 BREAKROOM FAUCET - 2900 SW BORLAND RD, 97062 DIST-A
May 29, 2025 1RT Total Absent 25-33189 DIST-A Jun 03, 2025
Mar 14, 2025 1RT Total Absent 25-16055 DIST-A Mar 19, 2025
Dec 12, 2024 1AS Total Absent 24-71108 WELL SRC-AA Dec 17, 2024
Dec 06, 2024 1RT Total Absent 24-69672 DIST-A Dec 10, 2024
Aug 14, 2024 1RT Total Absent 24-46419 DIST-A Aug 19, 2024
Jun 13, 2024 1RT Total Absent 24-32770 DIST-A Jun 17, 2024
Feb 22, 2024 1RT Total Absent 24-09580 DIST-A 0.22Feb 29, 2024
Oct 20, 2023 1AS Total Absent 23-64655 WELL SRC-AA Oct 26, 2023
Oct 20, 2023 1RT Total Absent 23-64652 DIST-A Oct 26, 2023
Aug 08, 2023 1RT Total Absent 23-47220 DIST-A Aug 09, 2023
May 25, 2023 1RT Total Absent 23-30659 DIST-A 0.12Jun 02, 2023
Mar 14, 2023 1RT Total Absent 23-14131 DIST-A Mar 15, 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