OHA Drinking Water Services
OR41
PWS ID: 91063 ---- OPRD LEWIS & CLARK STATE PARK
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  ::  Hide 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		Rejected
Reason
Jun 17, 2025 1RT Total Absent 25-489 DIST-A 0.50Jun 18, 2025
Mar 17, 2025 1RT Total Absent 25-252 DIST-A 0.30Mar 19, 2025
Mar 17, 2025 1AS Total Absent 25-251 SRC-AA Mar 19, 2025
Dec 16, 2024 1AS Total Absent 24-1242 WELL 1 SRC-AA Dec 18, 2024
Dec 10, 2024 1RT Total Absent 24-1218 DIST-A 0.30Dec 11, 2024
Sep 30, 2024 1RT Total Absent 24-968 DIST-A 0.60Oct 02, 2024
Jun 25, 2024 1RT Total Absent 24-614 DIST-A 0.20Jun 27, 2024
Feb 21, 2024 1RT Total Absent 24-167 DIST-A 0.20Feb 22, 2024
Nov 08, 2023 1RT Total Absent 23-1206 DIST-A 0.30Nov 09, 2023
Nov 08, 2023 1AS Total Absent 23-1205 WELL #1 SRC-AA Nov 09, 2023
Sep 17, 2023 1RT Total Absent 23-980 DIST-A 0.30Sep 19, 2023
Apr 10, 2023 1RT Total Absent 23-381 DIST-A 0.20Apr 12, 2023
Jan 20, 2023 1RT Total Absent 23-76 DIST-A 0.30Jan 23, 2023
Dec 13, 2022 1AS Total Absent 21-2909 WELL SRC-AA 0.25Dec 15, 2022
Nov 15, 2022 1RT Total Absent 212801 DIST-A 0.20Nov 16, 2022
Aug 22, 2022 1RT Total Absent 212428 DIST-A 0.30Aug 23, 2022
May 05, 2022 1RT Total Absent 212010 DIST-A 0.20May 06, 2022
Feb 15, 2022 1RT Total Absent 211674 DIST-A 0.20Feb 17, 2022
Nov 23, 2021 1AS Total Absent 211375 WELL RAW TAP SRC-AA Nov 24, 2021
Nov 23, 2021 1RT Total Absent 211374 DIST-A 0.30Nov 24, 2021
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Sep 21, 2021 1RT Total Absent 211133 DIST-A 0.50Sep 23, 2021
May 13, 2021 1RT Total Absent 21571 DIST-A 0.20May 14, 2021
Feb 25, 2021 1RT Total Absent 21230 DIST-A 0.30Feb 26, 2021
Oct 28, 2020 1RT Total Absent 201043 DIST-A 0.20Oct 30, 2020
Jul 26, 2020 1RT Total Absent 20719 DIST-A 0.50Jul 28, 2020
Apr 21, 2020 1RT Total Absent 20418 DIST-A 0.30Apr 23, 2020
Apr 21, 2020 1AS Total Absent 20417 RAW SAMPLE TAP SRC-AA Apr 23, 2020
Jan 30, 2020 1RT Total Absent 20110 DIST-A 0.20Jan 31, 2020
Aug 18, 2019 1RT Total Absent 19948 DIST-A 0.30Aug 22, 2019
May 21, 2019 1RT Total Absent 19507 DIST-A 0.50May 24, 2019
Mar 12, 2019 1AS Total Absent 19241 RAW SAMPLE TAP SRC-AA Mar 13, 2019
Mar 12, 2019 1RT Total Absent 19240 DIST-A 0.30Mar 13, 2019
Oct 16, 2018 1RT Total Absent 181115 DIST-A 0.40Oct 25, 2018
Jul 17, 2018 1RT Total Absent 18739 DIST-A 0.30Jul 23, 2018
May 22, 2018 1RT Total Absent 180514 DIST-A 0.40May 29, 2018
Mar 05, 2018 1RT Total Absent 180194 DIST-A 0.20Mar 08, 2018
Mar 05, 2018 1AS Total Absent 180193 WELL - RAW SAMPLE TAP SRC-AA Mar 08, 2018
Nov 06, 2017 1RT Total Absent 711063401 DIST-A 0.20Nov 15, 2017
Aug 15, 2017 1RT Total Absent 170798 DIST-A 0.30Aug 21, 2017
Jun 19, 2017 1RT Total Absent 170586 DIST-A 0.30Jun 23, 2017
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Mar 07, 2017 1RT Total Absent 170171 DIST-A 0.40Mar 14, 2017
Mar 07, 2017 1AS Total Absent 170170 SRC-AA Mar 14, 2017
Dec 20, 2016 1RT Total Absent 161343 DIST-A 0.40Dec 23, 2016
Sep 20, 2016 1RT Total Absent 16987 DIST-A 0.40Oct 04, 2016
Jun 21, 2016 1RT Total Absent 16615 DIST-A 0.30Jun 29, 2016
Mar 02, 2016 1RT Total Absent 16188 DIST-A 0.20Mar 08, 2016
Mar 02, 2016 1AS Total Absent 16187 RAW SAMPLE TAP SRC-AA Mar 08, 2016
Oct 27, 2015 1RT Total Absent 151217 DIST-A 0.30Nov 02, 2015
Sep 22, 2015 1RT Total Absent 151071 DIST-A Sep 29, 2015
Apr 30, 2015 1RT Total Absent 150462 DIST-A 0.30May 07, 2015
Mar 05, 2015 1AS Total Absent 150231 WELL SRC-AA Mar 16, 2015
Mar 05, 2015 1RT Total Absent 150230 DIST-A 0.50Mar 16, 2015
Nov 03, 2014 1RT Total Absent 141241 DIST-A 0.20Nov 10, 2014
Sep 08, 2014 1RT Total Absent 14984 DIST-A 0.30Sep 15, 2014
Jun 09, 2014 1RT Total Absent 140615 DIST-A 0.40Jun 17, 2014
Mar 06, 2014 1RT Total Absent 140230 DIST-A 0.20Mar 12, 2014
Mar 06, 2014 1AS Total Absent 140229 WELL SRC-AA Mar 12, 2014
Nov 07, 2013 1RT Total Absent 131234 DIST-A 0.50Nov 18, 2013
Jul 24, 2013 1RT Total Absent 13777 DIST-A 0.20Aug 01, 2013
Apr 22, 2013 1RT Total Absent 130410 DIST-A 0.30Apr 26, 2013
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Feb 28, 2013 1AS Total Absent 130178 WELL SRC-AA Mar 11, 2013
Jan 24, 2013 1RT Total Absent 130063 DIST-A 0.30Jan 29, 2013
Oct 29, 2012 1RT Total Absent 121314 DIST-A 0.10Nov 07, 2012
Jul 20, 2012 1RT Total Absent 12884 DIST-A 0.30Jul 27, 2012
May 31, 2012 1RT Total Absent 120655 DIST-A 0.30Jun 06, 2012
Jan 10, 2012 1RT Total Absent 120018 DIST-A 0.25Jan 20, 2012
Oct 04, 2011 1RT Total Absent 110972 DIST-A 0.30Oct 07, 2011
Jul 12, 2011 1RT Total Absent 110649 DIST-A 0.35Jul 18, 2011
Apr 07, 2011 1AS Total Absent 110318 well SRC-AA Apr 13, 2011
Apr 07, 2011 1RT Total Absent 110315 DIST-A 0.30Apr 13, 2011
Mar 02, 2011 1RT Total Absent 110169 DIST-A 0.25Mar 08, 2011
Dec 29, 2010 1AS Total Absent 101444 pump house SRC-AA Jan 10, 2011
Sep 20, 2010 1RT Total Absent 101072 DIST-A 0.20Sep 24, 2010
Jul 16, 2010 1RT Total Absent 23100853 DIST-A 0.30Jul 22, 2010
May 21, 2010 1RT Total Absent 100636 DIST-A 0.25Jun 01, 2010
Mar 04, 2010 1RT Total Absent 100334 DIST-A 0.30Mar 11, 2010
Jan 26, 2010 1RT Total Absent 100085 DIST-A 0.30Jan 29, 2010
Dec 15, 2009 1RT Total Absent 091553 DIST-A 0.20Dec 18, 2009
Sep 11, 2009 1RP Total Absent 091111 PHL23091103 RESTROOM 1 DIST-A 0.30Sep 22, 2009
Sep 11, 2009 1RP Total Absent 091112 PHL23091103 RESTROOM 2 DIST-A 0.30Sep 22, 2009
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Sep 11, 2009 1RP Total Absent 091113 PHL23091103 RESTROOM 3 DIST-A 0.30Sep 22, 2009
Sep 11, 2009 1RP Total Absent 091114 PHL23091103 RESTROOM 4 DIST-A 0.30Sep 22, 2009
Sep 09, 2009 1RT Total POSITIVE PHL23091103 RESTROOM DIST-A 0.30Sep 10, 2009
RT E. coli Absent PHL23091103 RESTROOM DIST-A 0.30
Jul 22, 2009 1RT Total Absent 09892 DIST-A 0.20Jul 24, 2009
Mar 17, 2009 1RT Total Absent 090328 DIST-A 0.10Mar 19, 2009
Feb 10, 2009 1RT Total Absent 090158 DIST-A Feb 13, 2009
Jan 13, 2009 1RT Total Absent 090046 DIST-A 0.20Jan 15, 2009
Dec 30, 2008 1RT Total Absent 0801899 DIST-A 0.20Jan 05, 2009
Oct 28, 2008 1RT Total Absent 0801600 DIST-A 0.50Oct 30, 2008
Sep 24, 2008 1RT Total Absent 0801377 DIST-A 1.00Sep 29, 2008
Aug 21, 2008 1RT Total Absent 0801181 DIST-A 0.60Aug 25, 2008
Jul 25, 2008 1RT Total Absent 0801058 DIST-A 1.40Jul 29, 2008
Jun 27, 2008 1RT Total Absent 0800916 DIST-A 1.20Jul 01, 2008
May 27, 2008 1RT Total Absent 0800762 DIST-A 0.30Jun 03, 2008
Apr 15, 2008 1RT Total Absent 080474 DIST-A 0.30Apr 17, 2008
Mar 18, 2008 1RT Total Absent 080348 DIST-A 0.25Mar 24, 2008
Feb 13, 2008 1RT Total Absent 080183 DIST-A 0.25Feb 19, 2008
Jan 15, 2008 1RT Total Absent 080067 DIST-A 0.25Jan 22, 2008
Dec 06, 2007 1RT Total Absent 072171 DIST-A 0.30Dec 11, 2007
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Nov 26, 2007 1RT Total Absent 072157 DIST-A 0.25Nov 28, 2007
Oct 24, 2007 1RT Total Absent 071988 DIST-A 0.10Oct 26, 2007
Sep 25, 2007 1RT Total Absent 071664 DIST-A 0.30Sep 27, 2007
RT Total Absent 071664 DIST-A 0.30
Aug 31, 2007 1RT Total Absent 071516 DIST-A 0.30Sep 05, 2007
Jun 27, 2007 1RT Total Absent 071082 DIST-A 0.20Jul 02, 2007
May 25, 2007 1RT Total Absent 07872 DIST-A 0.20May 30, 2007
Mar 25, 2007 1RT Total Absent 00516 DIST-A Mar 30, 2007
Jan 23, 2007 1RT Total Absent 00195 DIST-A 0.20Jan 26, 2007
Oct 20, 2006 1RP Total Absent 01824 01199 RESTROOM 1 DIST-A 0.25Oct 24, 2006
Oct 20, 2006 1RP Total Absent 01832 01199 RESTROOM 2 DIST-A 0.25Oct 24, 2006
Oct 20, 2006 1RP Total Absent 01828 01199 RESTROOM 3 DIST-A 0.25Oct 24, 2006
Oct 20, 2006 1RP Total Absent 01830 01199 RESTROOM 4 DIST-A 0.25Oct 24, 2006
Oct 20, 2006 1RT Total Absent 01827 DIST-A 0.25Oct 24, 2006
Sep 29, 2006 1RT Total Absent 01711 DIST-A 0.25Oct 03, 2006
Aug 25, 2006 1RT Total Absent 01477 DIST-A 0.25Aug 29, 2006
Jul 25, 2006 1RP Total Absent 01207 01199 RESTROOM 1 DIST-A 0.00Jul 28, 2006
Jul 25, 2006 1RP Total Absent 01208 01199 RESTROOM 2 DIST-A 0.00Jul 28, 2006
Jul 25, 2006 1RP Total Absent 01209 01199 RESTROOM 3 DIST-A 0.00Jul 28, 2006
Jul 25, 2006 1RP Total Absent 01210 01199 RESTROOM 4 DIST-A 0.00Jul 28, 2006
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Jul 21, 2006 1RT Total POSITIVE 01199 REST ROOM DIST-A 0.30Jul 24, 2006
RT E. coli Absent 01199 REST ROOM DIST-A 0.30
May 26, 2006 1RT Total Absent 00868 DIST-A 0.30May 31, 2006
May 26, 2006 1RT Total Absent 00864 DIST-A May 31, 2006
Mar 31, 2006 1RT Total Absent 00528 DIST-A 2.50Apr 05, 2006
Feb 24, 2006 1RT Total Absent 00319-1 DIST-A 0.25Feb 28, 2006
Feb 24, 2006 1RT Total Absent 00319-2 DIST-A 0.25Feb 28, 2006
Jan 20, 2006 1RT Total Absent 00098 DIST-A 0.30Jan 24, 2006
Dec 15, 2005 1RT Total Absent 02067 DIST-A 0.20Dec 20, 2005
Oct 31, 2005 1RT Total Absent 01796 DIST-A 0.25Nov 03, 2005
Sep 29, 2005 1RT Total Absent 01627 DIST-A 0.20Oct 04, 2005
Aug 12, 2005 1RT Total Absent 01265 DIST-A 0.25Aug 16, 2005
Jul 22, 2005 1RT Total Absent 01180 DIST-A 0.25Jul 27, 2005
Jun 27, 2005 1RT Total Absent 01041 DIST-A 0.25Jun 30, 2005
May 27, 2005 1RT Total Absent 00906 DIST-A 0.25Jun 01, 2005
Apr 15, 2005 1RT Total Absent 00655 DIST-A 0.35Apr 19, 2005
Mar 11, 2005 1RT Total Absent 00322 DIST-A 0.30Mar 15, 2005
Feb 18, 2005 1RT Total Absent 00266 DIST-A 0.30Feb 23, 2005
Jan 21, 2005 1RT Total Absent 00099 DIST-A 0.15Jan 25, 2005
Dec 14, 2004 1RT Total Absent 02208 DIST-A 0.05Dec 16, 2004
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Nov 01, 2004 1RT Total Absent 01977 DIST-A 0.30Nov 04, 2004
Oct 07, 2004 1RT Total Absent 01858 DIST-A 0.25Oct 11, 2004
Sep 23, 2004 1RT Total Absent 01754 DIST-A 0.30Sep 28, 2004
Aug 23, 2004 1RT Total Absent 01573 DIST-A 0.25Aug 26, 2004
Jul 12, 2004 1RT Total Absent 01301 DIST-A 0.30Jul 15, 2004
Jun 28, 2004 1RT Total Absent 01238 DIST-A Jul 01, 2004
May 27, 2004 1RT Total Absent 01033 DIST-A Jun 02, 2004
Apr 29, 2004 1RT Total Absent 00771 DIST-A May 04, 2004
Mar 04, 2004 1RT Total Absent 00380 DIST-A Mar 08, 2004
Feb 13, 2004 1RT Total Absent 00309 DIST-A Feb 18, 2004
Dec 19, 2003 1RT Total Absent 04167 DIST-A Dec 24, 2003
Nov 13, 2003 1RT Total Absent 03960 DIST-A Nov 21, 2003
Oct 16, 2003 1RT Total Absent 03753 DIST-A Oct 23, 2003
Sep 18, 2003 1RT Total Absent 03550 DIST-A Sep 24, 2003
Jul 24, 2003 1RT Total Absent 02448 DIST-A Jul 31, 2003
Jun 12, 2003 1RT Total Absent 01745 DIST-A Jun 17, 2003
May 12, 2003 1RT Total Absent 01277 DIST-A May 15, 2003
Apr 10, 2003 1RT Total Absent 01031 DIST-A Apr 15, 2003
Mar 13, 2003 1RT Total Absent 00729 DIST-A Mar 18, 2003
Feb 13, 2003 1RT Total Absent 00411 DIST-A Feb 18, 2003
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Jan 22, 2003 1RT Total Absent 00057 DIST-A Jan 26, 2004
Jan 09, 2003 1RT Total Absent 00067 DIST-A Jan 14, 2003
Dec 12, 2002 1RT Total Absent 04130 DIST-A Dec 20, 2002
Nov 06, 2002 1RT Total Absent 03762 DIST-A Nov 12, 2002
Oct 03, 2002 1RT Total Absent 03375 DIST-A Oct 09, 2002
Sep 03, 2002 1RT Total Absent 02919 PIPE CHASE DIST-A Sep 05, 2002
Jul 11, 2002 1RT Total Absent 02275 DIST-A
Jun 18, 2002 1RT Total Absent 02021 DIST-A Jun 24, 2002
May 22, 2002 1RT Total Absent 01753 DIST-A May 31, 2002
Apr 23, 2002 1RT Total Absent 01478 DIST-A Apr 29, 2002
Mar 13, 2002 1RT Total Absent 01004 DIST-A Mar 18, 2002
Feb 27, 2002 1RT Total Absent 00688 DIST-A Mar 05, 2002
Jan 02, 2002 1RT Total Absent 00002 DIST-A Jan 07, 2002



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  ::  Hide rejected samples  ::  Exclude results older than 2022


More information for this water system: SDWIS ID 849
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