OHA Drinking Water Services
OR41
PWS ID: 00261 ---- DUFUR, CITY OF
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  ::  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
Dec 02, 2025 1RT Total Absent 5120312-01 DIST-A 2.00Dec 09, 2025
Nov 03, 2025 1RT Total Absent 5110413-01 DIST-A 0.21Nov 10, 2025
Oct 20, 2025 1TG Total Absent 218159 5101525-01 WELL #2 SRC-AB Oct 22, 2025
Oct 20, 2025 1TG Total Absent 218158 5101525-01 WELL #1 SRC-AA Oct 22, 2025
Oct 20, 2025 1RP Total Absent 218157 5101525-01 WASTEWATER PLANT DOWNSTREAM DIST-A 0.17Oct 22, 2025
Oct 20, 2025 1RP Total Absent 218156 5101525-01 530 SE HOGANS ALLEY UPSTREAM DIST-A 0.17Oct 22, 2025
Oct 20, 2025 1RP Total Absent 218155 5101525-01 610 SE HOGANS ALLEY ORIGINAL DIST-A 0.17Oct 22, 2025
Oct 16, 2025 1RP Total Absent 218148 5101525-01 610 SE HOGANS ALLEY OS TAP DIST-A 0.10Oct 21, 2025
Oct 14, 2025 1RT Total POSITIVE 5101525-01 610 SE HOGANS ALLEY OS TAP DIST-A 0.07Oct 16, 2025
RT E. coli Absent 5101525-01 610 SE HOGANS ALLEY OS TAP DIST-A 0.07
Sep 02, 2025 1RT Total Absent 5090303-02 DIST-A 0.50Sep 16, 2025
Aug 04, 2025 1RT Total Absent 5080510-01 DIST-A 0.80Aug 13, 2025
Jul 09, 2025 1RT Total Absent 5071015-01 DIST-A 0.15Jul 16, 2025
Jun 02, 2025 1RT Total Absent 5060310-01 DIST-A 0.15Jun 11, 2025
May 05, 2025 1RT Total Absent 5050612-02 DIST-A 0.15May 21, 2025
Apr 01, 2025 1RT Total Absent 5040218-01 DIST-A 0.10Apr 09, 2025
Mar 05, 2025 1RT Total Absent 5030613-01 DIST-A 0.08Mar 11, 2025
Feb 21, 2025 1RT Total Absent B5B2103-01 DIST-A 0.08Mar 04, 2025
Jan 27, 2025 1RT Total Absent 5012805-01 DIST-A 0.14Feb 06, 2025
Dec 04, 2024 1AS Total Absent 4120516-05 WELL #2 SRC-AB Dec 17, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 04, 2024 1AS Total Absent 4120516-04 WELL #1 SRC-AA Dec 17, 2024
Dec 04, 2024 1RT Total Absent 4120516-03 DIST-A 0.21Dec 17, 2024
Nov 25, 2024 1RT Total Absent 4112609-02 DIST-A 0.22Dec 04, 2024
Oct 03, 2024 1RT Total Absent 4100406-02 DIST-A 0.22Oct 15, 2024
Sep 16, 2024 1RT Total Absent 4091707-02 DIST-A 0.14Sep 24, 2024
Aug 20, 2024 1RT Total Absent 4082107-01 DIST-A 0.15Sep 09, 2024
Jul 22, 2024 1RT Total Absent 4072306-02 DIST-A 0.18Jul 26, 2024
Jun 26, 2024 1RT Total Absent 214980 COURT DIST-A 0.22Jun 28, 2024
May 28, 2024 1RT Total Absent 214645 NE COURT DIST-A 0.25May 30, 2024
Apr 03, 2024 1RT Total Absent 4040415-02 DIST-A 0.18Apr 11, 2024
Mar 26, 2024 1RT Total Absent 4032708-01 DIST-A 0.18Apr 02, 2024
Feb 27, 2024 1RT Total Absent 214064 COLLEGE DIST-A 0.19Mar 01, 2024
Jan 25, 2024 1RT Total Absent B4A2503-01 DIST-A 0.25Jan 26, 2024
Dec 05, 2023 1RT Total Absent 3120617-02 DIST-A 0.29Dec 27, 2023
Nov 29, 2023 1RT Total Absent B3K2904-01 DIST-A 0.21Dec 01, 2023
Oct 30, 2023 1AS Total Absent 3103108-03 WELL #1 SRC-AA Nov 07, 2023
Oct 30, 2023 1AS Total Absent 3103108-02 WELL #2 SRC-AB Nov 07, 2023
Oct 26, 2023 1RT Total Absent 213422 SE HOGANS ALLEY DIST-A 0.20Oct 30, 2023
Sep 19, 2023 1RT Total Absent 3092007-02 DIST-A 0.20Sep 25, 2023
Aug 31, 2023 1RT Total Absent 213073 NE COLLEGE DIST-A 0.20Sep 06, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Jul 26, 2023 1RT Total Absent 3072712-02 DIST-A 0.20Aug 08, 2023
Jun 28, 2023 1RT Total Absent 3062906-02 DIST-A 0.22Jul 07, 2023
May 23, 2023 1RT Total Absent 3052407-02 DIST-A 0.32Jun 01, 2023
Apr 25, 2023 1RT Total Absent 3042609-02 DIST-A 0.18May 03, 2023
Mar 29, 2023 1RT Total Absent 3033010-01 DIST-A Apr 10, 2023
Mar 02, 2023 1RT Total Absent 211710 COLLEGE DIST-A 0.22Mar 07, 2023
Jan 31, 2023 1RT Total Absent 3020109-01 DIST-A 0.20Feb 08, 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  ::  Show rejected samples  ::  Include results older than 2023


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