OHA Drinking Water Services
OR41
PWS ID: 92508 ---- USFS SOUTH TWIN LAKE CG
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 2022

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date		Rejected
Reason
Sep 02, 2025 1RT Total Absent 175-508-1 SOUTH TWIN - SITE 12 DIST-A 0.05Sep 05, 2025
RT E. coli Absent 175-508-1 SOUTH TWIN - SITE 12 DIST-A 0.05
Aug 04, 2025 1RT Total Absent 175-85-1 SOUTH TWIN DIST-A 0.02Aug 29, 2025
RT E. coli Absent 175-85-1 SOUTH TWIN DIST-A 0.02
Jul 08, 2025 1RT Total Absent 25-42077 DIST-A Jul 11, 2025
Jun 04, 2025 1RT Total Absent 25-34564 DIST-A Jun 06, 2025
May 12, 2025 1RT Total Absent 25-28349 DIST-A 0.50May 16, 2025
Sep 02, 2024 1RT Total Absent 24-50325 DIST-A 0.50Sep 05, 2024
Aug 04, 2024 1RT Total Absent 24-43845 DIST-A 1.00Aug 07, 2024
Jul 10, 2024 1RP Total Absent 24-38731 24-37956 #1 DOWNSTREAM DIST-A 0.05Jul 11, 2024
Jul 10, 2024 1RP Total Absent 24-38730 24-37956 CAMP 15 UPSTREAM DIST-A 0.05Jul 11, 2024
Jul 10, 2024 1RP Total Absent 24-38729 24-37956 #7 SAME DIST-A 0.05Jul 11, 2024
Jul 10, 2024 1RP Total Absent 24-38728 24-37956 AFTER FILTER DIST-A 0.05Jul 11, 2024
Jul 10, 2024 1TG Total Absent 24-38727 24-37956 WELL SRC-AA Jul 11, 2024
Jul 07, 2024 1RT Total POSITIVE 24-37956 HAND PUMP DIST-A Jul 10, 2024
RT E. coli Absent 24-37956 HAND PUMP DIST-A
Jun 04, 2024 1RT Total Absent 24-30106 DIST-A 0.05Jun 08, 2024
May 21, 2024 1RT Total Absent 24-27489 DIST-A 0.05May 24, 2024
Sep 05, 2023 1RT Total Absent 23-53324 DIST-A 1.00Sep 08, 2023
Aug 10, 2023 1RT Total Absent 23-47974 DIST-A 1.00Aug 11, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Aug 10, 2023 1AS Total Absent 23-47973 WELL SRC-AA Aug 11, 2023
Jul 31, 2023 1RP Total Absent 23-44820 23-44544 #15 DIST-A 1.00Aug 02, 2023
Jul 31, 2023 1RP Total Absent 23-44819 23-44544 #11 DIST-A 1.00Aug 02, 2023
Jul 31, 2023 1RP Total Absent 2344818 23-44544 #3 DIST-A 1.00Aug 02, 2023
Jul 27, 2023 1RT Total POSITIVE 23-44544 SITE #11 DIST-A Jul 28, 2023
RT E. coli Absent 23-44544 SITE #11 DIST-A



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 2022


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