OHA Drinking Water Services
OR41
PWS ID: 95118 ---- COE COTTAGE GROVE
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  ::  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 14, 2026 1RT Total Absent 177-1997-1 COTTAGE GROVE - BATH FAUCET DIST-A 0.53Jan 27, 2026
RT E. coli Absent 177-1997-1 COTTAGE GROVE - BATH FAUCET DIST-A 0.53
Dec 09, 2025 1RT Total Absent 177-1638-1 COTTAGE GROVE - RANGER STATION, KITCHEN FAUCET DIST-A 0.21Dec 15, 2025
RT E. coli Absent 177-1638-1 COTTAGE GROVE - RANGER STATION, KITCHEN FAUCET DIST-A 0.21
Nov 12, 2025 1RT Total Absent 177-1363-1 0002A - COTTAGE GROVE DIST-A 0.16Dec 07, 2025
RT E. coli Absent 177-1363-1 0002A - COTTAGE GROVE DIST-A 0.16
Oct 20, 2025 1RT Total Absent 177-1101-1 COTTAGE GROVE RANGER STATION, KITCHEN FAUCET DIST-A 0.40Nov 09, 2025
RT E. coli Absent 177-1101-1 COTTAGE GROVE RANGER STATION, KITCHEN FAUCET DIST-A 0.40
Sep 16, 2025 1RT Total Absent 177-729-3 USACE - COTTAGE GROVE RANGER STATION BATH FAUCET RT DIST-A 0.53Oct 10, 2025
RT E. coli Absent 177-729-3 USACE - COTTAGE GROVE RANGER STATION BATH FAUCET RT DIST-A 0.53
Sep 16, 2025 1AS Total Absent 177-729-1 USACE - WILSON CREEK - RAW WATER AT SOURCE RT SRC-CA Oct 10, 2025
AS E. coli Absent 177-729-1 USACE - WILSON CREEK - RAW WATER AT SOURCE RT SRC-CA
Aug 19, 2025 1RT Total Absent 177-320-1 0002A - DIST-A, COTTAGE GROVE DIST-A 0.52Sep 27, 2025
RT E. coli Absent 177-320-1 0002A - DIST-A, COTTAGE GROVE DIST-A 0.52
Aug 19, 2025 1AS Total Absent 177-319-1 0002A - SRC-BA, COTTAGE GROVE, PINE MEADOWS SRC-BA Sep 08, 2025
AS E. coli Absent 177-319-1 0002A - SRC-BA, COTTAGE GROVE, PINE MEADOWS SRC-BA
Aug 19, 2025 1AS Total Absent 177-314-1 0002A - SRC-CA, WILSON CREEK, WELL HEAD SRC-CA Sep 08, 2025
AS E. coli Absent 177-314-1 0002A - SRC-CA, WILSON CREEK, WELL HEAD SRC-CA
Jul 15, 2025 1RT Total Absent 25-44298 DIST-A 0.43Jul 18, 2025
Jun 18, 2025 1RT Total Absent 25-38146 DIST-A 0.97Jun 19, 2025
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
May 27, 2025 1AS Total Absent 25-32506 WILSON CREEK WELL SRC-CA May 29, 2025
May 27, 2025 1RT Total Absent 25-32503 DIST-A 1.33May 29, 2025
Apr 15, 2025 1RT Total Absent 25-22803 DIST-A 0.07Apr 18, 2025
Mar 31, 2025 1RT Total Absent 25-19129 DIST-A 0.10Apr 02, 2025
Feb 10, 2025 1RT Total Absent 25-07790 DIST-A 0.86Feb 12, 2025
Jan 13, 2025 1RT Total Absent 25-01956 DIST-A 0.06Jan 14, 2025
Dec 03, 2024 1RT Total Absent 24-68932 DIST-A 0.04Dec 06, 2024
Nov 20, 2024 1RT Total Absent 24-66718 DIST-A 0.02Nov 25, 2024
Oct 28, 2024 1RT Total Absent 24-62170 DIST-A 0.03Oct 29, 2024
Sep 10, 2024 1AS Total Absent 24-52133 WILSON CREEK SRC-CA Sep 17, 2024
Sep 10, 2024 1RT Total Absent 24-52132 DIST-A 1.30Sep 17, 2024
Aug 06, 2024 1AS Total Absent 24-44103 WILSON CREEK SRC-CA Aug 08, 2024
Aug 06, 2024 1AS Total Absent 24-44102 PINE MEADOWS WELL SRC-BA Aug 08, 2024
Aug 06, 2024 1RT Total Absent 24-44101 DIST-A 1.60Aug 08, 2024
Jul 02, 2024 1RT Total Absent 24-37217 DIST-A 1.80Jul 12, 2024
Jun 03, 2024 1AS Total Absent 2429617 WELL HEAD SRC-CA Jun 05, 2024
Jun 03, 2024 1RT Total Absent 2429616 BATH FAUCET DIST-A 0.14Jun 05, 2024
May 21, 2024 1AS Total Absent 24-27149 WILSON CREEK SRC-CA May 22, 2024
May 21, 2024 1AS Total POSITIVE 24-27148 PINE MEADOWS SRC-BA May 22, 2024
AS E. coli Absent 24-27148 PINE MEADOWS SRC-BA
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
May 13, 2024 1RT Total Absent 2425616 BATH FAUCET DIST-A 0.01May 16, 2024
Apr 01, 2024 1RT Total Absent 2416561 BATH FAUCET DIST-A 0.04Apr 05, 2024
Mar 12, 2024 1RT Total Absent 2412778 BATH FAUCET DIST-A 0.42Mar 13, 2024
Feb 05, 2024 1RT Total Absent 2405552 KITCHEN FAUCET DIST-A 0.07Feb 07, 2024
Jan 24, 2024 1RT Total Absent 2403695 BATH FAUCET DIST-A 0.05Jan 26, 2024
Dec 04, 2023 1RT Total Absent 2372886 BATH FAUCET DIST-A 0.15Dec 07, 2023
Nov 13, 2023 1RT Total Absent 2369181 BATH FAUCET DIST-A 0.23Nov 17, 2023
Oct 04, 2023 1RT Total Absent 2360490 RANGER STATION BATH DIST-A 0.02Oct 06, 2023
Aug 31, 2023 1RT Total Absent 2308B88_001A CG BATHROOM SINK DIST-A 0.25Sep 05, 2023
Jul 12, 2023 1RT Total Absent 2307378_002A WILSON CRK WELLHEAD RAW WATER DIST-A Jul 13, 2023
Jul 12, 2023 1RT Total Absent 2307378_001A CG BATHROOM SINK DIST-A 0.03Jul 13, 2023
Jun 28, 2023 1RT Total Absent 2306996_002A COTTAGE GROVE BATHROOM SINK DIST-A 0.60Jun 29, 2023
Jun 28, 2023 1AS Total Absent 2306996_001A PINE MEADOWS WELLHEAD SRC-CA Jun 29, 2023
May 11, 2023 1RT Total Absent 2305457_002A WELL DIST-A 0.23May 12, 2023
May 11, 2023 1RT Total Absent 2305457_001A WELLHEAD DIST-A May 12, 2023
Apr 11, 2023 1RT Total Absent 2304408_001A RANGER OFFICE BATHROOM SINK DIST-A 0.04Apr 12, 2023
Mar 08, 2023 1RT Total Absent 2303280_001A RANGER STATION BATHROOM SINK DIST-A 0.05Mar 09, 2023
Feb 13, 2023 1RT Total Absent 2302466_001A STATION SINK DIST-A 0.03Feb 15, 2023
Jan 31, 2023 1RT Total Absent 2302001_001A COTTAGE GROVE RANGER OFFICE DIST-A 0.12Feb 02, 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  ::  Hide rejected samples  ::  Include results older than 2023


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