OHA Drinking Water Services
OR41
PWS ID: 93711 ---- CORVALLIS WALDORF ASSOCIATION
Coliform Results

See also:  Coliform Fact Sheet  ::  MRDL Summary  ::  Archived Results (prior to 2002)  ::  Recent 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  ::  Exclude results older than 2021

Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Feb 23, 2024 1RT Total Absent 2402825_001A CUSTODIAL ROOM SINK DIST-A 0.62Feb 26, 2024
Aug 08, 2023 1RT Total Absent 2346788 ROOM 8 DIST-A 0.63Aug 11, 2023
Apr 06, 2023 1AS Total Absent 2319203 WELL SRC-AA Apr 10, 2023
Apr 06, 2023 1RT Total Absent 2319202 ROOM 3 DIST-A 0.46Apr 10, 2023
Jan 31, 2023 1RT Total Absent 2305593 CUST RM DIST-A 0.50Feb 02, 2023
Nov 07, 2022 1RT Total Absent 2272060 ROOM 3 DIST-A 0.40Nov 08, 2022
Sep 20, 2022 1RT Total Absent 2260921 ROOM 8 DIST-A 0.68Sep 22, 2022
May 09, 2022 1AS Total Absent 2229739 SOURCE SRC-AA May 13, 2022
May 09, 2022 1RT Total Absent 2229738 ROOM 3 DIST-A 0.78May 13, 2022
Feb 15, 2022 1RT Total Absent 2210243 CUSTODIAL DIST-A 0.60Feb 17, 2022
Nov 17, 2021 1RT Total Absent 2184607 ROOM 3 DIST-A 0.55Nov 19, 2021
Sep 22, 2021 1RT Total Absent 2169720 ROOM 8 DIST-A 0.70Sep 27, 2021
Jun 02, 2021 1AS Total Absent 2137374 WELL HEAD SRC-AA Jun 07, 2021
Jun 02, 2021 1RT Total Absent 2137373 CUST 3 DIST-A 0.85Jun 07, 2021
Feb 08, 2021 1RT Total Absent 2108695 CUSTODIAN DIST-A 0.69Feb 16, 2021
Nov 09, 2020 1RT Total Absent 2075468 ROOM 8 DIST-A 0.55Nov 13, 2020
Sep 01, 2020 1RT Total Absent 2057341 CUSTODIAN DIST-A 0.85Sep 10, 2020
Jun 02, 2020 1AS Total Absent 2033296 WELL HEAD SRC-AA Jun 04, 2020
Jun 02, 2020 1RT Total Absent 2033295 ROOM 3 DIST-A 0.70Jun 04, 2020
Mar 02, 2020 1RT Total Absent 2014545 CUSTODIAL SINK DIST-A 0.66Mar 06, 2020
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Nov 04, 2019 1RT Total Absent 1981305 ROOM 8 DIST-A 0.57Nov 11, 2019
Aug 22, 2019 1RT Total Absent 1961902 CUST 3 DIST-A 0.61Aug 26, 2019
Jun 04, 2019 1AS Total Absent 1939255 WELL HEAD SRC-AA Jun 06, 2019
Jun 04, 2019 1RT Total Absent 1939254 ROOM 3 DIST-A 0.67Jun 06, 2019
Feb 26, 2019 1RT Total Absent 1913410 CUSTODIAL SINK DIST-A 0.56Feb 28, 2019
Dec 07, 2018 1RT Total Absent 1892961 ROOM 8 DIST-A 0.65Dec 12, 2018
Sep 06, 2018 1RT Total Absent 1867497 CUSTODIAL SINK DIST-A 0.83Sep 14, 2018
Jun 04, 2018 1AS Total Absent 1839852 WELL SRC-AA Jun 07, 2018
Jun 04, 2018 1RT Total Absent 1839851 ROOM 3 DIST-A 0.52Jun 07, 2018
Mar 07, 2018 1RT Total Absent 1816030 ROOM 3 SINK DIST-A 0.71Mar 09, 2018
Dec 01, 2017 1RT Total Absent 1775585 ROOM 8 DIST-A 0.54Dec 06, 2017
Sep 12, 2017 1RT Total Absent 1753571 CUSTODIAL SINK DIST-A 0.68Sep 20, 2017
Jun 02, 2017 1AS Total Absent 1729389 WELL SRC-AA Jun 09, 2017
Jun 02, 2017 1RT Total Absent 1729388 ROOM 3 DIST-A 0.72Jun 09, 2017
Mar 06, 2017 1RT Total Absent 1711206 ROOM 3 DIST-A 0.53Mar 08, 2017
Nov 28, 2016 1RT Total Absent 1671361 ROOM 8 DIST-A 0.70Dec 02, 2016
Sep 19, 2016 1RT Total Absent 1609859_001A CUSTODIAN CLOSET SINK DIST-A 0.42Sep 22, 2016
Jun 03, 2016 1AS Total Absent 1606231_002A WELL #1 - BENT50027 SRC-AA Jun 06, 2016
Jun 03, 2016 1RT Total Absent 1606231_001A ROOM 3 SINK DIST-A 0.67Jun 06, 2016
Mar 14, 2016 1RT Total Absent 1603581_001A CUSTODIAN CLOSET SINK DIST-A 0.59Mar 18, 2016
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Dec 11, 2015 1RT Total Absent 1512605_001A ROOM 3 SINK DIST-A 0.62Dec 17, 2015
Sep 25, 2015 1RT Total Absent 1509A38_001A CUSTODIAN ROOM SINK DIST-A 0.14Sep 28, 2015
Jun 08, 2015 1AS Total Absent 1506342_002A WELL #1 - BENT50027 SRC-AA Jun 12, 2015
Jun 08, 2015 1RT Total Absent 1506342_001A ROOM 8 SINK DIST-A 0.38Jun 12, 2015
Mar 13, 2015 1RT Total Absent 1503552_001A NO DATA DIST-A 0.57Mar 17, 2015
Dec 12, 2014 1RT Total Absent 1412746001 DIST-A 0.72Dec 22, 2014
Sep 12, 2014 1RT Total Absent 1409594002 DIST-A 0.21Sep 15, 2014
Sep 12, 2014 1AS Total Absent 1409594001 WELL #1 SRC-AA Sep 15, 2014
Jun 02, 2014 1RT Total Absent 140601601 DIST-A 0.27Jun 10, 2014
Mar 10, 2014 1RT Total Absent 140319901 DIST-A 0.22Mar 20, 2014
Dec 16, 2013 1AS Total Absent 131236102 WELL #1 SRC-AA Dec 31, 2013
Dec 16, 2013 1RT Total Absent 131236101 DIST-A 0.02Dec 31, 2013
Sep 30, 2013 1RT Total Absent 130980601 DIST-A 0.17Oct 09, 2013
Jun 13, 2013 1RT Total Absent 130640901 DIST-A 0.50Jun 19, 2013
Mar 15, 2013 1RT Total Absent 130335501 DIST-A 0.40Mar 20, 2013
Dec 14, 2012 1RT Total Absent 121240701 DIST-A 0.40Dec 19, 2012
Sep 14, 2012 1RT Total Absent 120935401 DIST-A 0.02Sep 19, 2012
Jun 08, 2012 1RT Total Absent 120622601 DIST-A 0.30Jun 13, 2012
Apr 13, 2012 1AS Total Absent 120439801 well #1 SRC-AA Apr 18, 2012
Mar 09, 2012 1RT Total Absent 120324802 DIST-A 0.40Mar 14, 2012
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Mar 09, 2012 1AS Total Absent 120324801 WELL 1 SRC-AA Mar 14, 2012
Feb 10, 2012 1AS Total Absent 120229701 WELL 1 SRC-AA Feb 15, 2012
Jan 13, 2012 1AS Total Absent 120131901 well #1 SRC-AA Jan 18, 2012
Dec 09, 2011 1AS Total Absent 111223802 well 1 SRC-AA Dec 14, 2011
Dec 09, 2011 1RT Total Absent 111223801 DIST-A 0.30Dec 14, 2011
Nov 18, 2011 1AS Total Absent 111147601 well #1 SRC-AA Nov 23, 2011
Oct 14, 2011 1AS Total Absent 111036101 well #1 SRC-AA Oct 20, 2011
Sep 16, 2011 1RT Total Absent 110944202 DIST-A 0.30Sep 22, 2011
Sep 16, 2011 1AS Total Absent 110944201 well #1 SRC-AA Sep 22, 2011
Jun 10, 2011 1AS Total Absent 110631301 well #1 SRC-AA Jun 15, 2011
May 27, 2011 1RT Total Absent 110561302 DIST-A 0.40Jun 01, 2011
May 27, 2011 1AS Total Absent 110561301 well #1 SRC-AA Jun 01, 2011
Feb 11, 2011 1RT Total Absent 110229201 DIST-A 0.40Feb 16, 2011
Nov 19, 2010 1RT Total Absent 71501 DIST-A 0.30Nov 24, 2010
Sep 17, 2010 1RT Total Absent 68799 DIST-A 0.30Sep 23, 2010
Sep 17, 2010 1AS Total Absent 68798 well 1 SRC-AA Sep 23, 2010
May 14, 2010 1RT Total Absent 63548 DIST-A 0.30May 19, 2010
Feb 19, 2010 1RT Total Absent 60126 DIST-A 0.40Feb 24, 2010
Nov 13, 2009 1RT Total Absent 56293 DIST-A 0.30Nov 18, 2009
Sep 18, 2009 1RT Total Absent 53918 DIST-A 0.40Sep 23, 2009
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
May 15, 2009 1RT Total Absent 48650 DIST-A 0.40May 20, 2009
Feb 20, 2009 1RT Total Absent 45366 DIST-A 0.50Feb 25, 2009
Dec 12, 2008 1RT Total Absent 42940 DIST-A 0.30Dec 17, 2008
Sep 12, 2008 1RT Total Absent 39181 DIST-A 0.40Sep 18, 2008
May 09, 2008 1RT Total Absent 33976 DIST-A 0.04May 15, 2008
Feb 15, 2008 1RT Total Absent 30704 DIST-A 0.03Feb 20, 2008
Nov 16, 2007 1RT Total Absent 27750 DIST-A 0.30Nov 21, 2007
Sep 21, 2007 1RT Total Absent 25741 DIST-A 0.20Oct 01, 2007
May 25, 2007 1RT Total Absent 21365 DIST-A 0.20Jun 06, 2007
Feb 02, 2007 1RT Total Absent 17050 DIST-A 0.02Feb 07, 2007
Nov 03, 2006 1RT Total Absent 13908 DIST-A 0.03Nov 10, 2006
Aug 18, 2006 1RT Total Absent 10870 DIST-A 0.02Aug 29, 2006
May 19, 2006 1RT Total Absent 97224 DIST-A 0.03May 30, 2006
Feb 10, 2006 1RT Total Absent 93831 DIST-A 0.04Feb 22, 2006
Nov 18, 2005 1RT Total Absent 91231 DIST-A 0.30Nov 28, 2005
Aug 26, 2005 1RT Total Absent 88286 DIST-A 0.05Sep 07, 2005
May 27, 2005 1RT Total Absent 84776 DIST-A 0.03Jun 06, 2005
Feb 18, 2005 1RT Total Absent 81440 DIST-A 0.30Mar 01, 2005
Nov 19, 2004 1RT Total Absent 78542 DIST-A 0.03Nov 29, 2004
Aug 24, 2004 1RT Total Absent 75372 DIST-A 0.04Aug 30, 2004
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Jun 11, 2004 1RT Total Absent 72695 DIST-A Jun 21, 2004
Mar 16, 2004 1RT Total Absent 69516 DIST-A Mar 22, 2004
Dec 19, 2003 1RT Total Absent 66594 DIST-A Jan 02, 2004
Sep 19, 2003 1RT Total Absent 63305 DIST-A Sep 29, 2003
May 16, 2003 1RT Total Absent 58371 DIST-A May 27, 2003
Feb 14, 2003 1RT Total Absent 55109 DIST-A Feb 24, 2003
Nov 26, 2002 1RT Total Absent 52085 DIST-A Dec 09, 2002
Sep 13, 2002 1RT Total Absent 49200 DIST-A Sep 23, 2002
Jun 07, 2002 1RT Total Absent 93712 93712 DIST-A Jun 17, 2002
Feb 12, 2002 1RT Total Absent 39950 DIST-A Feb 19, 2002



See also:  Coliform Fact Sheet  ::  MRDL Summary  ::  Archived Results (prior to 2002)  ::  Recent 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  ::  Exclude results older than 2021



More information for this water system: SDWIS ID 1417
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