OHA Drinking Water Services
OR41
PWS ID: 94941 ---- TUALATIN VALLEY REGIONAL TRNG CTR
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 18, 2025 1RT Total Absent 5108025-01 BREAKROOM SINK DIST-A 0.40Apr 25, 2025
Mar 21, 2025 1RT Total Absent 5080004-01 BREAKROOM SINK DIST-A 0.30Mar 31, 2025
Feb 21, 2025 1RT Total Absent 5052015-01 BREAKROOM SINK DIST-A 1.00Feb 24, 2025
Jan 24, 2025 1RT Total Absent 5024014-01 BREAKROOM SINK DIST-A 0.30Jan 31, 2025
Dec 13, 2024 1RT Total Absent 4348020-01 - DIST-A 0.50Dec 16, 2024
Nov 15, 2024 1RT Total Absent 4320012-01 BREAKROOM SINK DIST-A 0.10Nov 20, 2024
Oct 04, 2024 1RT Total Absent 4278014-01 - DIST-A 0.20Oct 18, 2024
Sep 13, 2024 1AS Total Absent 4257012-02 WELL FAUCET SRC-AB Sep 26, 2024
Sep 13, 2024 1RT Total Absent 4257012-01 BREAKROOM SINK DIST-A 0.30Sep 26, 2024
Aug 09, 2024 1RT Total Absent 4222016-01 BREAKROOM SINK DIST-A 0.30Aug 13, 2024
Jul 12, 2024 1RT Total Absent 4194016-01 BREAKROOM SINK DIST-A 0.50Jul 26, 2024
Jun 28, 2024 1RT Total Absent 4180011-01 BREAKROOM SINK DIST-A 0.30Jul 08, 2024
May 10, 2024 1RT Total Absent 4131019-01 BREAKROOM SINK DIST-A May 14, 2024
Apr 26, 2024 1RT Total Absent 4117015-01 BREAKROOM SINK DIST-A 1.00May 06, 2024
Mar 08, 2024 1RT Total Absent 4068024-01 BREAKROOM SINK DIST-A 0.50Mar 18, 2024
Feb 09, 2024 1RT Total Absent 4040013-01 BREAKROOM SINK DIST-A 0.30Feb 16, 2024
Jan 26, 2024 1RT Total Absent 4026026-01 BREAKROOM SINK DIST-A 0.20Feb 05, 2024
Dec 04, 2023 1RT Total Absent 3338017-01 BREAKROOM SINK DIST-A 0.50Dec 12, 2023
Nov 17, 2023 1RT Total Absent 3321015-01 BREAKROOM SINK DIST-A 0.30Dec 04, 2023
Oct 13, 2023 1RT Total Absent 3286013-01 BREAKROOM SINK DIST-A 0.40Nov 02, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Sep 21, 2023 1RT Total Absent 3264017-02 BREAKROOM SINK DIST-A 0.50Sep 29, 2023
Sep 21, 2023 1AS Total Absent 3264017-01 WELL SRC-AB Sep 29, 2023
Aug 11, 2023 1RT Total Absent 3223011-01 BREAKROOM SINK DIST-A 0.50Aug 22, 2023
Jul 28, 2023 1RT Total Absent 3209014-01 BREAKROM SINK DIST-A 0.50Aug 07, 2023
Jun 16, 2023 1RT Total Absent 3167013-01 BREAKROOM SINK DIST-A 0.30Jun 23, 2023
May 19, 2023 1RT Total Absent 3139017-01 BREAKROOM SINK DIST-A Jun 08, 2023
Apr 21, 2023 1RT Total Absent 3111008-01 BREAKROOM SINK DIST-A 0.30Apr 27, 2023
Mar 10, 2023 1RT Total Absent 3069010-01 BREAKROM SINK DIST-A 0.20Mar 20, 2023
Feb 17, 2023 1RT Total Absent 3048021-01 BREAKROOM SINK DIST-A Mar 03, 2023
Dec 02, 2022 1AS Total Absent 2336034-02 WELL HB SRC-AB Dec 16, 2022
Dec 02, 2022 1RT Total Absent 2336034-01 BREAKROOM SINK DIST-A 0.30Dec 16, 2022
Nov 11, 2022 1RT Total Absent 2315015-01 BREAKROOM SINK DIST-A Nov 17, 2022
Oct 17, 2022 1RT Total Absent 2290029-01 BREAKROOM SINK DIST-A 0.20Oct 21, 2022
Sep 09, 2022 1RT Total Absent 2252017-01 BREAKROOM SINK DIST-A 0.20Sep 19, 2022
Aug 19, 2022 1RT Total Absent 2231017-01 BREAKROOM SINK DIST-A 0.20Sep 06, 2022
Jul 22, 2022 1RT Total Absent 2203013-01 BREAKROOM SINK DIST-A 0.20Aug 04, 2022
Jun 24, 2022 1RT Total Absent 2175026-01 BREAKROOM SINK DIST-A 0.40Jul 03, 2022
May 20, 2022 1RT Total Absent 2140014-01 BREAKROOM SINK DIST-A 0.20Jun 06, 2022
Apr 29, 2022 1RT Total Absent 2119022-01 BREAKROOM SINK DIST-A 0.30May 02, 2022
Mar 18, 2022 1RT Total Absent 2077008-01 BREAKROOM SINK DIST-A 0.20Mar 28, 2022
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Feb 25, 2022 1RT Total Absent 2056014-01 BREAKROOM SINK DIST-A 0.30Feb 28, 2022
Jan 24, 2022 1RT Total Absent 2024014-01 - DIST-A 0.02Feb 01, 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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