OHA Drinking Water Services
OR41
PWS ID: 95174 ---- COLUMBIA RIVER DAIRY
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 2022

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date
Apr 24, 2025 1RT Total Absent T5D2423-01 DIST-A 0.80May 02, 2025
Mar 24, 2025 1RT Total Absent T5C2408-01 DIST-A 0.60Mar 27, 2025
Feb 11, 2025 1RT Total Absent T5B1124-01 DIST-A 1.00Feb 14, 2025
Nov 25, 2024 1RP Total Absent T4K2522-01 T4K2123-01 CRD 1 TANK ROOM DIST-A 1.00Nov 27, 2024
Nov 21, 2024 1RT Total Absent T4K2123-02-2 DIST-A Nov 22, 2024
Nov 21, 2024 1RT Total Absent T4K2123-02-1 DIST-A Nov 22, 2024
Nov 21, 2024 1RT Total POSITIVE T4K2123-01 TANK ROOM FAUCET DIST-A Nov 22, 2024
RT E. coli Absent T4K2123-01 TANK ROOM FAUCET DIST-A
Nov 19, 2024 1AS Total Absent T4K1932-05 WELL 7 SRC-EA Nov 22, 2024
Nov 19, 2024 1AS Total Absent T4K1932-04 WELL 5 SRC-DA Nov 22, 2024
Nov 19, 2024 1AS Total Absent T4K1932-03 WELL 3 (6 MILE) SRC-CB Nov 22, 2024
Nov 19, 2024 1AS Total Absent T4K1932-02 WELL 2 SRC-BA Nov 22, 2024
Nov 19, 2024 1AS Total Absent T4K1932-01 WELL 6 SRC-AB Nov 22, 2024
Oct 29, 2024 1MU Total Absent T4J2932-01-3 DIST-A Oct 31, 2024
Oct 29, 2024 1MU Total Absent T4J2932-01-2 DIST-A Oct 31, 2024
Oct 29, 2024 1MU Total Absent T4J2932-01-1 DIST-A Oct 31, 2024
Jun 27, 2024 1RT Total Absent T4F2720-01-3 DIST-A Jul 03, 2024
Jun 27, 2024 1RT Total Absent T4F2720-01-2 DIST-A Jul 03, 2024
Jun 27, 2024 1RT Total Absent T4F2720-01-1 DIST-A Jul 03, 2024
Dec 19, 2023 1AS Total Absent T3L1923-04 WELL SRC-CA Dec 21, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 19, 2023 1AS Total Absent T3L1923-03 WELL SRC-EA Dec 21, 2023
Dec 19, 2023 1AS Total Absent T3L1923-02 WELL SRC-CB Dec 21, 2023
Dec 19, 2023 1RT Total Absent T3L1923-01 DIST-A Dec 21, 2023
Dec 18, 2023 1AS Total Absent T3L1811-03 HOLSTEIN WELL SRC-AB Jan 04, 2024
Dec 18, 2023 1AS Total Absent T3L1811-02 HOLSTEIN WELL SRC-AB Jan 04, 2024
Dec 18, 2023 1AS Total Absent T3L1811-01 WELL 5 SRC-DA Jan 04, 2024
Jul 25, 2023 1RT Total Absent T3G2527-01 DIST-A 0.70Jul 27, 2023
Jul 24, 2023 1RT Total Absent 2307473-01 DIST-A 0.00Jul 27, 2023
May 23, 2023 1RT Total Absent 2305460-01 DIST-A 0.00May 26, 2023
Feb 09, 2023 1RT Total Absent 2302201-01 DIST-A 2.16Feb 17, 2023
Sep 28, 2022 1RT Total Absent 220956201A DIST-A 2.50Oct 07, 2022
Apr 28, 2022 1RT Total Absent 220447701 DIST-A 0.60May 03, 2022
Apr 21, 2022 1TG Total Absent 220435601 220422101 WELL #7 SRC-EA Apr 26, 2022
Apr 21, 2022 1TG Total Absent 220435501 220422101 HOLSTEIN WELL #6 SRC-AB Apr 26, 2022
Apr 21, 2022 1TG Total Absent 220435401 220422101 SHOP WELL SRC-CA Apr 26, 2022
Apr 21, 2022 1TG Total Absent 220435301 220422101 SIX MILE WELL SRC-CB Apr 26, 2022
Apr 21, 2022 1TG Total Absent 220435201 220422101 WELL #5 SRC-DA Apr 26, 2022
Apr 21, 2022 1MU Total Absent 220435101 MILK HOUSE DIST-A Apr 26, 2022
Apr 14, 2022 1AS Total POSITIVE 220422101 HOLSTEIN WELL #6 SRC-AB Apr 19, 2022
AS E. coli Absent 220422101 HOLSTEIN WELL #6 SRC-AB
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Apr 14, 2022 1AS Total Absent 220422201 WELL #7 SRC-EA Apr 19, 2022
Apr 14, 2022 1AS Total Absent 220422001 WELL #5 SRC-DA Apr 19, 2022
Apr 14, 2022 1AS Total Absent 220421901 SIX MILE WELL SRC-CB Apr 19, 2022
Apr 14, 2022 1AS Total Absent 220421801 JERSEY WELL #2 SRC-BA Apr 19, 2022
Apr 14, 2022 1AS Total Absent 220421701 SHOP WELL SRC-CA Apr 19, 2022



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 2022


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