OHA Drinking Water Services
OR41
PWS ID: 94905 ---- RIVERLAND WATER SYSTEM
Coliform Results

See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  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  ::  Exclude 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
Dec 17, 2025 1TG Total Absent 177-1753-2 177-1694-1 33955 HWY 99E - SOURCE, WELL #2 SRC-BA Dec 18, 2025
TG E. coli Absent 177-1753-2 177-1694-1 33955 HWY 99E - SOURCE, WELL #2 SRC-BA
Dec 17, 2025 1RP Total Absent 177-1753-1 177-1694-1 33955 HWY 99E - SINK, REPEAT DIST-A Dec 18, 2025
RP E. coli Absent 177-1753-1 177-1694-1 33955 HWY 99E - SINK, REPEAT DIST-A
Dec 16, 2025 1TG Total Absent 177-1735-3 177-1694-1 33935 HWY 99E - SOURCE, WELL #1 SRC-AA Dec 17, 2025
TG E. coli Absent 177-1735-3 177-1694-1 33935 HWY 99E - SOURCE, WELL #1 SRC-AA
Dec 16, 2025 1RP Total Absent 177-1735-2 177-1694-1 33935 HWY 99E - OUTSIDE, REPEAT DIST-A Dec 17, 2025
RP E. coli Absent 177-1735-2 177-1694-1 33935 HWY 99E - OUTSIDE, REPEAT DIST-A
Dec 16, 2025 1RP Total Absent 177-1735-1 177-1694-1 33935 HWY 99E - BATH, REPEAT DIST-A Dec 17, 2025
RP E. coli Absent 177-1735-1 177-1694-1 33935 HWY 99E - BATH, REPEAT DIST-A
Dec 12, 2025 1RT Total POSITIVE 177-1694-1 33937 HWY 99E, DIST-A DIST-A Dec 15, 2025
RT E. coli Absent 177-1694-1 33937 HWY 99E, DIST-A DIST-A
Nov 14, 2025 1RT Total Absent 177-1387-1 RIVERLAND LLC - 33935 HWY 99E, KITCHEN DIST-A Dec 07, 2025
RT E. coli Absent 177-1387-1 RIVERLAND LLC - 33935 HWY 99E, KITCHEN DIST-A
Oct 01, 2025 1RT Total Absent 177-880-1 RIVERLAND - 33955 HWY 99E - BATH DIST-A Oct 09, 2025
RT E. coli Absent 177-880-1 RIVERLAND - 33955 HWY 99E - BATH DIST-A
Sep 12, 2025 1RT Total Absent 177-687-1 RIVERLAND - 33935 HWY 99E - BATH DIST-A Sep 27, 2025
RT E. coli Absent 177-687-1 RIVERLAND - 33935 HWY 99E - BATH DIST-A
Aug 18, 2025 1RT Total Absent 177-281-1 RIVERLAND - RASCHEIN WELL BATH FAUCET DIST-A Sep 10, 2025
RT E. coli Absent 177-281-1 RIVERLAND - RASCHEIN WELL BATH FAUCET DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Jul 15, 2025 1RT Total Absent 25-44093 DIST-A Jul 18, 2025
Jun 11, 2025 1RT Total Absent 25-36168 DIST-A Jun 13, 2025
May 20, 2025 1RT Total Absent 25-30953 DIST-A May 23, 2025
Apr 02, 2025 1RT Total Absent 25-19703 DIST-A Apr 07, 2025
Mar 18, 2025 1RT Total Absent 25-16394 DIST-A Mar 20, 2025
Feb 26, 2025 1RT Total Absent 25-11511 DIST-A Feb 27, 2025
Jan 08, 2025 1RT Total Absent 25-00945 DIST-A Jan 09, 2025
Dec 17, 2024 1RT Total Absent 24-71701 DIST-A Dec 23, 2024
Nov 15, 2024 1RT Total Absent 24-65858 DIST-A Nov 19, 2024
Oct 25, 2024 1RT Total Absent 24-61977 DIST-A Oct 28, 2024
Sep 16, 2024 1RT Total Absent 24-53350 DIST-A Sep 18, 2024
Aug 07, 2024 1RT Total Absent 24-44348 DIST-A Aug 08, 2024
Jul 09, 2024 1RT Total Absent 24-38269 DIST-A Jul 12, 2024
Jun 11, 2024 1RT Total Absent 2431710 33935 HWY 99E BATH DIST-A Jun 13, 2024
May 07, 2024 1RT Total Absent 2424096 33977 HWY 99E OF DIST-A May 09, 2024
Apr 15, 2024 1RT Total Absent 2419429 33935 HWY 99E BATH DIST-A Apr 16, 2024
Feb 12, 2024 1RT Total Absent 2407326 BATH FAUCET DIST-A Feb 15, 2024
Jan 19, 2024 1RT Total Absent 2402931 33935 HWY 99E BATH DIST-A Jan 24, 2024
Dec 12, 2023 1RT Total Absent 2374942 33977 HWY 99E DIST-A Dec 15, 2023
Nov 21, 2023 1RT Total Absent 2371131 33955 HWY 99E BATH DIST-A Nov 28, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Oct 11, 2023 1RT Total Absent 2362464 33969 HWY 99E OF DIST-A Oct 13, 2023
Sep 18, 2023 1RT Total Absent 2356407 33935 HWY 99E KITCHN DIST-A Sep 21, 2023
Aug 09, 2023 1RT Total Absent 2347372 33935 HWY 99E KITCH DIST-A Aug 11, 2023
Jul 19, 2023 1RP Total POSITIVE 23-42249 23-40654 33977 HWY 99E KITCHN DIST-A Jul 20, 2023
RP E. coli Absent 23-42249 23-40654 33977 HWY 99E KITCHN DIST-A
Jul 17, 2023 1RP Total Absent 23-41574 23-40654 33955 HWY 99E SINK DIST-A Jul 18, 2023
Jul 17, 2023 1RP Total POSITIVE 23-41573 23-40654 33977 HWY 99E SINK DIST-A Jul 18, 2023
RP E. coli Absent 23-41573 23-40654 33977 HWY 99E SINK DIST-A
Jul 17, 2023 1TG Total Absent 23-41549 23-40654 WELL SRC-AA Jul 18, 2023
Jul 17, 2023 1RP Total Absent 23-41548 23-40654 33935 HWY 99E KITCHN DIST-A Jul 18, 2023
Jul 13, 2023 1RT Total POSITIVE 23-40654 33977 HWY 99E KITCHEN DIST-A Jul 14, 2023
RT E. coli Absent 23-40654 33977 HWY 99E KITCHEN DIST-A
Jun 12, 2023 1RT Total Absent 2333852 33969 HWY 99E DIST-A Jun 16, 2023
May 11, 2023 1RT Total Absent 2327635 33935 HWY 99E KITCHEN DIST-A May 16, 2023
Apr 27, 2023 1RT Total Absent 2324187 33935 HWY 99E BATHRM DIST-A May 03, 2023
Mar 30, 2023 1TG Total Absent 2317323 23-10850 WELL #1 SRC-AA Apr 04, 2023
Mar 30, 2023 1TG Total Absent 2317322 23-10850 WELL #2 SRC-BA Apr 04, 2023
Mar 01, 2023 1TG Total POSITIVE 23-11464 23-10850 WELL #1 SRC-AA Mar 02, 2023
TG E. coli Absent 23-11464 23-10850 WELL #1 SRC-AA
Mar 01, 2023 1RP Total POSITIVE 23-11463 23-10850 KITCHEN DIST-A Mar 02, 2023
RP E. coli Absent 23-11463 23-10850 KITCHEN DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Mar 01, 2023 1RP Total Absent 23-11457 23-10850 RICE DIST-A Mar 02, 2023
Mar 01, 2023 1RP Total Absent 23-11456 23-10850 KITCHEN DIST-A Mar 02, 2023
Feb 27, 2023 1RT Total POSITIVE 23-10850 33935 HWY 99E KITCHEN DIST-A Feb 28, 2023
RT E. coli Absent 23-10850 33935 HWY 99E KITCHEN DIST-A
Jan 09, 2023 1RT Total Absent 2301277 WELL FAUCET DIST-A Jan 12, 2023
May 13, 2022 1RT Total Absent 2231077 DIST-A May 17, 2022
May 26, 2017 1RT Total Absent 20170526015 DIST-A Jun 08, 2017
Mar 29, 2017 1RT Total Absent 20170329017 DIST-A Apr 10, 2017
Dec 19, 2016 1RT Total Absent 20161219037 DIST-A Dec 29, 2016
Sep 07, 2016 1RT Total Absent 20160907070 DIST-A Sep 22, 2016
Jun 22, 2016 1RT Total Absent 20160622021 DIST-A Jul 07, 2016
Mar 24, 2016 1RT Total Absent 20160324005 DIST-A Apr 04, 2016
Oct 22, 2015 1RT Total Absent 201510022012 DIST-A Nov 02, 2015
Aug 21, 2015 1RT Total Absent 20150821017 DIST-A Sep 03, 2015
May 22, 2015 1RT Total Absent 20150522007 DIST-A Jun 03, 2015
Feb 19, 2015 1RT Total Absent 20150219007 DIST-A Mar 05, 2015
Nov 25, 2014 1RT Total Absent 20141125017 DIST-A Dec 08, 2014
Sep 30, 2014 1RT Total Absent 20140930019 DIST-A Oct 09, 2014
Jun 18, 2014 1RT Total Absent 20140618009 DIST-A Jun 24, 2014
Mar 11, 2014 1RT Total Absent 20140311017 DIST-A Mar 18, 2014
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 19, 2013 1RT Total Absent 20131219035 DIST-A Dec 31, 2013
Sep 25, 2013 1RT Total Absent 20130925039 DIST-A Oct 03, 2013
Jun 26, 2013 1RT Total Absent 20130626041 DIST-A Jul 05, 2013
Mar 19, 2013 1RT Total Absent 20130319011 DIST-A Mar 27, 2013
Oct 29, 2012 1RT Total Absent 20121029020 DIST-A Nov 05, 2012
Sep 21, 2012 1RT Total Absent 20120921022 DIST-A Oct 03, 2012
May 31, 2012 1RT Total Absent 20120531014 DIST-A Jun 11, 2012
Mar 27, 2012 1RT Total Absent 20120327014 DIST-A Apr 03, 2012
Dec 15, 2011 1RT Total Absent 20111215032 DIST-A Dec 23, 2011
Sep 29, 2011 1RT Total Absent 20110929021 Southside 33965 Hwy DIST-A Oct 04, 2011
Jun 29, 2011 1RT Total Absent 20110629065 DIST-A Jul 08, 2011
Mar 25, 2011 1RT Total Absent 20110325031 DIST-A Apr 04, 2011
Dec 16, 2010 1RT Total Absent 20101216023 DIST-A Dec 29, 2010
Dec 16, 2010 1RT Total Absent 20101216022 DIST-A Dec 29, 2010
Aug 27, 2010 1RT Total Absent 20100827010 DIST-A Sep 03, 2010
Mar 10, 2010 1RT Total Absent 20100310032 DIST-A Mar 18, 2010
Nov 13, 2009 1RT Total Absent 20091113036 DIST-A Nov 25, 2009
Sep 15, 2009 1RT Total Absent 20090915024 DIST-A Sep 28, 2009
Jun 19, 2009 1RT Total Absent 20090619020 DIST-A Jul 02, 2009
Apr 03, 2009 1RT Total Absent 20090403032 DIST-A Apr 10, 2009
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Nov 13, 2008 1RT Total Absent 20081113016 DIST-A Nov 26, 2008
Aug 11, 2008 1RT Total Absent 20080811047 DIST-A Aug 20, 2008
Jun 02, 2008 1RT Total Absent 20080602043 DIST-A Jun 12, 2008
Mar 21, 2008 1RT Total Absent 20080321006 DIST-A Apr 03, 2008
Dec 20, 2007 1RT Total Absent 20071220030 DIST-A Jan 07, 2008
Aug 16, 2007 1RT Total Absent 20070816041 DIST-A Aug 27, 2007
Jun 12, 2007 1RT Total Absent 20070612056 DIST-A Jun 19, 2007
Mar 15, 2007 1RT Total Absent 20070315013 DIST-A Mar 23, 2007
Dec 26, 2006 1RT Total Absent 20061227041 DIST-A Jan 04, 2007
Sep 22, 2006 1RT Total Absent 20060922032 DIST-A Oct 03, 2006
Jun 26, 2006 1RT Total Absent 20060626023 DIST-A Jul 03, 2006
Mar 30, 2006 1RT Total Absent 20060330014 DIST-A Apr 10, 2006
Nov 18, 2005 1RT Total Absent 20051118027 DIST-A Dec 06, 2005
Aug 11, 2005 1RT Total Absent 20050811046 DIST-A Aug 29, 2005
Apr 20, 2005 1RT Total Absent 20050420021 DIST-A May 02, 2005
Feb 11, 2005 1RT Total Absent 20050211006 DIST-A Feb 22, 2005
Dec 22, 2004 1RT Total Absent 20041222016-1 DIST-A Jan 05, 2005
Dec 22, 2004 1RT Total Absent 20041222016-2 DIST-A Jan 05, 2005
Dec 22, 2004 1RT Total Absent 20041222016-3 DIST-A Jan 05, 2005
Dec 22, 2004 1RT Total Absent 20041222016-4 DIST-A Jan 05, 2005
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 22, 2004 1RT Total Absent 20041222016-5 DIST-A Jan 05, 2005
Nov 30, 2004 1RT Total POSITIVE 20041130029 MENS RESTROOM TAP DIST-A Dec 09, 2004
RT E. coli POSITIVE 20041130029 MENS RESTROOM TAP DIST-A
Sep 24, 2004 1RT Total Absent 20040924012 DIST-A Oct 07, 2004
Jun 09, 2004 1RT Total Absent 20040609027 DIST-A Jun 23, 2004
Feb 25, 2004 1RT Total Absent 20040225013 DIST-A Mar 10, 2004
Jan 29, 2004 1RT Total Absent 20040129034 DIST-A Feb 10, 2004
Sep 26, 2003 1RT Total Absent 20030926030 DIST-A Oct 09, 2003
May 16, 2003 1RT Total Absent 20030516014 DIST-A Jun 10, 2003
Jan 30, 2003 1RT Total Absent 20030131008 DIST-A Mar 24, 2003
Sep 27, 2002 1RT Total Absent 0020927028 DIST-A Oct 11, 2002
Aug 29, 2002 1RT Total Absent 0020829025 DIST-A Oct 02, 2002
Jun 26, 2002 1RT Total Absent 0020627014 DIST-A
Mar 18, 2002 1RT Total Absent 0020318039 DIST-A Mar 26, 2002



See also:  Coliform Fact Sheet  ::  Coliform Schedules  ::  Archived Results  ::  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  ::  Exclude results older than 2022


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