OHA Drinking Water Services
OR41
PWS ID: 94733 ---- COTTONWOODS 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:  Hide special samples  ::  Hide 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		Rejected
Reason
Jan 12, 2026 1RT Total POSITIVE 20260112-037 THREE COMP SINK DIST-A Jan 13, 2026
RT E. coli Absent 20260112-037 THREE COMP SINK DIST-A
Dec 30, 2025 1RP Total POSITIVE 20251230-037 20251201-007 BATHROOM SINK DIST-A Dec 31, 2025
RP E. coli Absent 20251230-037 20251201-007 BATHROOM SINK DIST-A
Dec 30, 2025 1RP Total POSITIVE 20251230-036 20251201-007 3 COMP SINK DIST-A Dec 31, 2025
RP E. coli Absent 20251230-036 20251201-007 3 COMP SINK DIST-A
Dec 30, 2025 1RP Total POSITIVE 20251230-035 20251201-007 HAND WASH SINK DIST-A Dec 31, 2025
RP E. coli Absent 20251230-035 20251201-007 HAND WASH SINK DIST-A
Dec 10, 2025 1TG Total POSITIVE 20251210-090 20251201-007 WELL SRC-AA Dec 11, 2025
TG E. coli Absent 20251210-090 20251201-007 WELL SRC-AA
Dec 10, 2025 1RP Total POSITIVE 20251210-089 20251201-007 3 COMPARTMENT SINK DIST-A Dec 11, 2025
RP E. coli Absent 20251210-089 20251201-007 3 COMPARTMENT SINK DIST-A
Dec 10, 2025 1RP Total POSITIVE 20251210-088 20251201-007 RR HANDWASH SINK DIST-A Dec 11, 2025
RP E. coli Absent 20251210-088 20251201-007 RR HANDWASH SINK DIST-A
Dec 10, 2025 1RP Total POSITIVE 20251210-087 20251201-007 HANDWASH SINK DIST-A Dec 11, 2025
RP E. coli Absent 20251210-087 20251201-007 HANDWASH SINK DIST-A
Dec 01, 2025 1RT Total POSITIVE 20251201-007 OS FAUCET DIST-A Dec 02, 2025
RT E. coli Absent 20251201-007 OS FAUCET DIST-A
Nov 24, 2025 1RT Total Absent 20251124006 HAND WASHING SINK DIST-A Dec 05, 2025
Nov 19, 2025 1RT Total POSITIVE 20251119-008 3 COMP SINK DIST-A Nov 20, 2025
RT E. coli Absent 20251119-008 3 COMP SINK DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Oct 24, 2025 1RP Total POSITIVE 20251024-026 20251015-044 OS TAP DIST-A Oct 27, 2025
RP E. coli Absent 20251024-026 20251015-044 OS TAP DIST-A
Oct 24, 2025 1RP Total Absent 20251024-025 20251015-044 HANDWASH SINK DIST-A Oct 27, 2025
Oct 24, 2025 1TG Total POSITIVE 20251024-024 20251015-044 WELL SRC-AA Oct 27, 2025
TG E. coli Absent 20251024-024 20251015-044 WELL SRC-AA
Oct 24, 2025 1RP Total Absent 20251024-023 20251015-044 3 COMP SINK DIST-A Oct 27, 2025
Oct 15, 2025 1RT Total POSITIVE 20251015-044 THREE COMPARTMENT SI DIST-A Oct 16, 2025
RT E. coli Absent 20251015-044 THREE COMPARTMENT SI DIST-A
Jul 09, 2025 1RT Total Absent 20250709026 HAND WASH SINK DIST-A Jul 18, 2025
Apr 08, 2025 1RT Total Absent 20250408036 THREE COMPART SINK DIST-A Apr 17, 2025
Jan 13, 2025 1RT Total Absent 20250113038 HAND WASH SINK DIST-A Jan 24, 2025
Oct 02, 2024 1RT Total Absent 20241002039 THREE COMP SINK DIST-A Oct 23, 2024
Jul 10, 2024 1RT Total Absent 20240710055 HAND WASH SINK DIST-A Jul 19, 2024
Apr 08, 2024 1RT Total Absent 20240408047 3 COMPARTMENT SINK DIST-A Apr 23, 2024
Jan 09, 2024 1RT Total Absent 20240109066 HAND WASH SINK DIST-A Jan 18, 2024
Oct 09, 2023 1RT Total Absent 20231009027 THREE COMP SINK DIST-A Oct 25, 2023
Jul 17, 2023 1RT Total Absent 20230717056 HAND WASH SINK DIST-A Jul 24, 2023
Apr 10, 2023 1RT Total Absent 20230410040 THREE COMPARTMENT DIST-A Apr 18, 2023
Jan 10, 2023 1RT Total Absent 20230110034 HAND WASH SINK DIST-A Jan 20, 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  ::  Hide rejected samples  ::  Include results older than 2023


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