OHA Drinking Water Services
OR41
PWS ID: 06203 ---- RIDGEWATER 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  ::  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
Dec 01, 2025 1RT Total Absent B25-2904 DIST-A Dec 08, 2025
Nov 03, 2025 1RT Total Absent B25-2689 DIST-A Nov 13, 2025
Oct 06, 2025 1RT Total Absent B25-2427 DIST-A Oct 09, 2025
Sep 08, 2025 1RT Total Absent B25-2184 DIST-A Sep 15, 2025
Aug 25, 2025 1RT Total Absent B25-2053 DIST-A Sep 02, 2025
Jul 07, 2025 1RT Total Absent B25-1571 DIST-A Jul 14, 2025
Jun 09, 2025 1RT Total Absent B25-1220 DIST-A Jun 16, 2025
May 07, 2025 1RT Total Absent B25-918 DIST-A May 13, 2025
Apr 07, 2025 1RT Total Absent B25-689 DIST-A Apr 14, 2025
Mar 10, 2025 1RT Total Absent B25-456 DIST-A Mar 17, 2025
Feb 10, 2025 1RT Total Absent B25-233 DIST-A Feb 18, 2025
Jan 08, 2025 1RT Total Absent B25-036 DIST-A Jan 14, 2025
Dec 03, 2024 1RT Total Absent B24-3102 DIST-A Dec 09, 2024
Nov 04, 2024 1RT Total Absent B24-2863 DIST-A Nov 18, 2024
Oct 01, 2024 1RT Total Absent B24-2580 DIST-A Oct 03, 2024
Sep 04, 2024 1RT Total Absent B24-2263 DIST-A Sep 05, 2024
Aug 07, 2024 1TG Total Absent B24-1958 B24-1909 WELL SRC-AA Aug 08, 2024
Aug 07, 2024 1RP Total POSITIVE B24-1957 B24-1909 RW LOT 230 DIST-A Aug 08, 2024
RP E. coli Absent B24-1957 B24-1909 RW LOT 230 DIST-A
Aug 07, 2024 1RP Total POSITIVE B24-1956 B24-1909 RW TIMBERS LOT 3 DIST-A Aug 08, 2024
RP E. coli Absent B24-1956 B24-1909 RW TIMBERS LOT 3 DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Aug 07, 2024 1RP Total Absent B24-1955 B24-1909 VINE MAPLE LOT 124 DIST-A Aug 08, 2024
Aug 05, 2024 1RT Total POSITIVE B24-1909 RW TIMBERS LOT 3 DIST-A Aug 06, 2024
RT E. coli Absent B24-1909 RW TIMBERS LOT 3 DIST-A
Jul 01, 2024 1RT Total Absent B24-1552 RW LOT 230 DIST-A Jul 10, 2024
Jun 03, 2024 1RT Total Absent B24-1237 VINE MAPLE LOT 124 DIST-A Jun 10, 2024
May 07, 2024 1RT Total Absent B24-947 RW TIMBERS LOT 3 DIST-A May 13, 2024
Apr 08, 2024 1RT Total Absent B24-745 RW LOT 230 DIST-A Apr 15, 2024
Mar 05, 2024 1RT Total Absent B24-446 SERVICE CONNECTION DIST-A Mar 13, 2024
Feb 06, 2024 1RT Total Absent B24-250 RW TIMBERS LOT 3 DIST-A Feb 12, 2024
Jan 03, 2024 1RT Total Absent B24-018 RW LOT 230 DIST-A Jan 08, 2024
Dec 04, 2023 1RT Total Absent B23-3063 VINE MAPLE LOT 124 DIST-A Dec 11, 2023
Nov 07, 2023 1RT Total Absent B23-2836 RW TIMBERS LOT 3 DIST-A Nov 17, 2023
Oct 02, 2023 1RT Total Absent B23-2532 RW LOT230 SERVICE CO DIST-A Oct 09, 2023
Sep 05, 2023 1RT Total Absent B23-2167 VINE MAPLE LOT 124 DIST-A Sep 12, 2023
Aug 01, 2023 1RT Total Absent B23-1854 RW TIMBERS LOT 3 DIST-A Aug 07, 2023
Jul 10, 2023 1RT Total Absent B23-1596 RW LOT 230 DIST-A Jul 17, 2023
Jun 05, 2023 1RT Total Absent B23-1158 VINE MAPLE LOT DIST-A Jun 12, 2023
May 01, 2023 1RT Total Absent B23-842 RW TIMBERS LOT 3 DIST-A May 08, 2023
Apr 03, 2023 1RT Total Absent B23-643 RW LOT 230 DIST-A Apr 06, 2023
Mar 06, 2023 1RT Total Absent B23-411 VINE MAPLE LOT 124 DIST-A Mar 13, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Feb 06, 2023 1RT Total Absent B23-229 RW TIMBERS LOT 3 DIST-A Feb 20, 2023
Jan 03, 2023 1RT Total Absent B23-004 RW LOT 230 DIST-A Jan 09, 2023
Dec 05, 2022 1RT Total Absent B22-2941 VINE MAPLE LOT DIST-A Dec 12, 2022
Nov 02, 2022 1RT Total Absent B22-2747 TIMBERS LOT DIST-A Nov 07, 2022
Oct 05, 2022 1RP Total POSITIVE B222526 B222474 BOOSTER STATION HB DIST-A Oct 06, 2022
RP E. coli Absent B222526 B222474 BOOSTER STATION HB DIST-A
Oct 05, 2022 1RP Total POSITIVE B222525 B222474 LOT 230 DIST-A Oct 06, 2022
RP E. coli Absent B222525 B222474 LOT 230 DIST-A
Oct 05, 2022 1TG Total Absent B222524 B222474 WELL L81979 SRC-AA Oct 06, 2022
Oct 05, 2022 1RP Total POSITIVE B222523 B222474 LOT #3 DOWNSTREAM DIST-A Oct 06, 2022
RP E. coli Absent B222523 B222474 LOT #3 DOWNSTREAM DIST-A
Oct 03, 2022 1RT Total POSITIVE B222474 RW LOT 230 SERVICE CONNECTION DIST-A Oct 04, 2022
RT E. coli Absent B222474 RW LOT 230 SERVICE CONNECTION DIST-A
Sep 06, 2022 1RT Total Absent B22-2157 VINE MAPLE LOT 124 DIST-A Sep 07, 2022
Aug 03, 2022 1RP Total POSITIVE B221887 B221834 RW TIMBERS LOT #3 DIST-A Aug 04, 2022
RP E. coli Absent B221887 B221834 RW TIMBERS LOT #3 DIST-A
Aug 03, 2022 1RP Total POSITIVE B221886 B221834 RW TIMBERS LOT 4 DIST-A Aug 04, 2022
RP E. coli Absent B221886 B221834 RW TIMBERS LOT 4 DIST-A
Aug 03, 2022 1RP Total POSITIVE B221885 B221834 RW LOT 230 DIST-A Aug 04, 2022
RP E. coli Absent B221885 B221834 RW LOT 230 DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Aug 03, 2022 1TG Total Absent B221875 B221834 WELL L81979 SRC-AA Aug 04, 2022
Aug 02, 2022 1RT Total POSITIVE B221834 LOT #3 DIST-A Aug 03, 2022
RT E. coli Absent B221834 LOT #3 DIST-A
Jul 05, 2022 1RT Total Absent B22-1562 RW LOT #230 DIST-A Jul 07, 2022
Jun 06, 2022 1RT Total Absent B22-1240 VINE MAPLE LOT #124 DIST-A Jun 10, 2022
May 09, 2022 1RT Total Absent B22-985 RW TIMBERS LOT 3 DIST-A May 13, 2022
Apr 07, 2022 1RT Total Absent B22-749 RW LOT #230 S/C DIST-A Apr 15, 2022
Mar 07, 2022 1RT Total Absent B22-488 VINE MAPLE LOT 124 DIST-A Mar 11, 2022
Feb 01, 2022 1RT Total Absent B22-227 RW TIMBERS LOT #3 DIST-A Feb 07, 2022
Jan 11, 2022 1RT Total Absent B22-082 RW LOT 230 DIST-A Jan 14, 2022
Dec 06, 2021 1RT Total Absent B21-3160 RW VACANT VINE MAPLE DIST-A Dec 10, 2021
Nov 02, 2021 1RT Total Absent B21-2911 RW TIMBERS LOT 3 DIST-A Nov 05, 2021
Oct 05, 2021 1RT Total Absent B21-2679 RW LOT #230 DIST-A Oct 08, 2021
Sep 07, 2021 1RT Total Absent B21-2352 VINE MAPLE LOT#124 DIST-A Sep 10, 2021
Aug 19, 2021 1RT Total Absent B21-2193 RW TIMBERS LOT 3 DIST-A Aug 27, 2021
Jul 08, 2021 1RP Total Absent B211673 B211634 BOOSTER STATION DIST-A Jul 09, 2021
Jul 08, 2021 1RP Total POSITIVE B211672 B211634 RW TIMBERS LOT 3 DIST-A Jul 09, 2021
RP E. coli Absent B211672 B211634 RW TIMBERS LOT 3 DIST-A
Jul 08, 2021 1RP Total Absent B211671 B211634 RW LOT 230 DIST-A Jul 09, 2021
Jul 08, 2021 1TG Total Absent B211670 B211634 WELL SRC-AA Jul 09, 2021
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Jul 06, 2021 1RT Total POSITIVE B211634 LOT 230 DIST-A Jul 07, 2021
RT E. coli Absent B211634 LOT 230 DIST-A
Jun 22, 2021 1RT Total Absent B21-1483 HOSE BIB 5391 RUNNIN DIST-A Jun 25, 2021
Jun 01, 2021 1RT Total Absent B21-1194 RW TIMBER LOT 3 DIST-A Jun 11, 2021
May 03, 2021 1RT Total Absent B21-916 VINE MAPLE LOT 124 DIST-A May 08, 2021
Apr 05, 2021 1RT Total Absent B21-667 RW LOT 230 DIST-A Apr 09, 2021
Mar 01, 2021 1RT Total Absent B21-412 RW TIMBERS LOT 3 DIST-A Mar 05, 2021
Feb 02, 2021 1RT Total Absent B21-230 VINE MAPLE LOT #124 DIST-A Feb 05, 2021
Jan 05, 2021 1RT Total Absent B21-027 RW LOT 230 DIST-A Jan 08, 2021
Dec 07, 2020 1RT Total Absent B20-3149 RW TIMBERS LOT 3 DIST-A Dec 09, 2020
Nov 02, 2020 1RT Total Absent B20-2846 VINE MAPLE LOT #124 DIST-A Nov 06, 2020
Oct 05, 2020 1RT Total Absent B20-2541 RW LOT 230 DIST-A Oct 09, 2020
Sep 01, 2020 1RT Total Absent B20-2235 RW TIM LOT #3 DIST-A Sep 04, 2020
Aug 03, 2020 1RT Total Absent B20-1907 VINE MAPLE LOT#124 DIST-A Aug 07, 2020
Jul 06, 2020 1RT Total Absent B20-1561 RW LOT 230 DIST-A Jul 10, 2020
Apr 06, 2020 1RT Total Absent B20-694 RW LOT 230 DIST-A Apr 10, 2020
Jan 06, 2020 1RT Total Absent B20-021 RW LOT 230 DIST-A Jan 10, 2020
Oct 07, 2019 1RT Total Absent B19-2750 RW LOT 230 DIST-A Oct 09, 2019
Jul 15, 2019 1RT Total Absent B19-1793 RW LOT 230 DIST-A Jul 22, 2019
May 06, 2019 1RT Total Absent B19-973 RW LOT 230 DIST-A May 21, 2019
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Feb 04, 2019 1RT Total Absent B19-246 RW LOT 203 DIST-A Feb 07, 2019
Oct 09, 2018 1RT Total Absent B183021 RW 230 DIST-A Oct 11, 2018
Aug 15, 2018 1RT Total Absent B182058 LOT 230 DIST-A Aug 20, 2018
Apr 03, 2018 1RT Total Absent B18679 RW LOT 30 DIST-A Apr 09, 2018
Jan 02, 2018 1RT Total Absent B18010 RW 230 DIST-A Jan 08, 2018
Oct 10, 2017 1RT Total Absent B172603 RW 230 DIST-A Oct 13, 2017
Aug 09, 2017 1RT Total Absent B171929 RW LOT 230 DIST-A Aug 15, 2017
Apr 11, 2017 1RT Total Absent B17725 RW 230 DIST-A Apr 18, 2017
Jan 16, 2017 1RT Total Absent B17084 LOT 230 DIST-A Jan 20, 2017
Oct 04, 2016 1RT Total Absent B162314 RW LOT 230 DIST-A Oct 06, 2016
Jul 19, 2016 1RT Total Absent B161533 LOT 80 DIST-A Jul 22, 2016
May 02, 2016 1RT Total Absent B16818 RW LOT 230 DIST-A May 06, 2016
Mar 01, 2016 1RT Total Absent B16341 LOT 130 DIST-A Mar 07, 2016
Oct 05, 2015 1RT Total Absent B152420 RW LOT 80 DIST-A Oct 08, 2015
Oct 05, 2015 1RT Total Absent B152419 BOOSTER DIST-A Oct 08, 2015
Oct 05, 2015 1RT Total Absent B152418 RW LOT 17 DIST-A Oct 08, 2015
Oct 05, 2015 1RT Total Absent B152417 RW LOT 280 DIST-A Oct 08, 2015
Oct 05, 2015 1RT Total Absent B152416 RW LOT 2 DIST-A Oct 08, 2015
Sep 25, 2015 1RT Total Absent B152343 RW LOT 280 DIST-A Sep 28, 2015
Sep 17, 2015 1RP Total POSITIVE B152243 B152197 RW LOT 2 SERVICE CONNECT DIST-A Sep 18, 2015
RP E. coli Absent B152243 B152197 RW LOT 2 SERVICE CONNECT DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Sep 17, 2015 1RP Total POSITIVE B152242 B152197 RW LOT 80 SERVICE CONNECT DIST-A Sep 18, 2015
RP E. coli Absent B152242 B152197 RW LOT 80 SERVICE CONNECT DIST-A
Sep 16, 2015 1RP Total POSITIVE B152246 B152197 BOOSTER STATION DIST-A Sep 18, 2015
RP E. coli Absent B152246 B152197 BOOSTER STATION DIST-A
Sep 16, 2015 1TG Total Absent B152245 B152197 WELL SRC-AA Sep 18, 2015
Sep 16, 2015 1RP Total POSITIVE B152244 B152197 RW LOT 280 SERVICE CONNECT DIST-A Sep 18, 2015
RP E. coli Absent B152244 B152197 RW LOT 280 SERVICE CONNECT DIST-A
Sep 15, 2015 1RT Total POSITIVE B152197 RW LOT 280 SERVICE CONNECTION DIST-A Sep 16, 2015
RT E. coli Absent B152197 RW LOT 280 SERVICE CONNECTION DIST-A
Jun 08, 2015 1RT Total Absent B151272 RW 230 DIST-A Jun 16, 2015
Mar 16, 2015 1RT Total Absent B15525 LOT 273 DIST-A Mar 20, 2015
Dec 09, 2014 1RT Total Absent B142894 LOT 230 DIST-A Dec 18, 2014
Dec 09, 2014 1RT Total Absent B142893 LOT 80 DIST-A Dec 18, 2014
Dec 09, 2014 1RT Total Absent B142892 LOT 16 DIST-A Dec 18, 2014
Dec 09, 2014 1RT Total Absent B142891 LOT 2 DIST-A Dec 18, 2014
Dec 09, 2014 1RT Total Absent B142890 WELL DIST-A Dec 18, 2014
Nov 12, 2014 1TG Total Absent B142697 B142687 WELL SRC-AA Nov 13, 2014
Nov 11, 2014 1RP Total POSITIVE B142701 B142687 SERV CONNTION LOT 80 DIST-A Nov 13, 2014
RP E. coli Absent B142701 B142687 SERV CONNTION LOT 80 DIST-A
Nov 11, 2014 1RP Total POSITIVE B142700 B142687 SERV CONNTION LOT #230 DIST-A Nov 13, 2014
RP E. coli Absent B142700 B142687 SERV CONNTION LOT #230 DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Nov 11, 2014 1RP Total POSITIVE B142698 B142687 SERVICE CONNECTION LOT #2 DIST-A Nov 13, 2014
RP E. coli Absent B142698 B142687 SERVICE CONNECTION LOT #2 DIST-A
Nov 10, 2014 1RT Total POSITIVE B142687 SERVICE CONNECTION LOT #2 DIST-A Nov 11, 2014
RT E. coli Absent B142687 SERVICE CONNECTION LOT #2 DIST-A
Aug 04, 2014 1RT Total Absent B141676 LOT 230 DIST-A Aug 05, 2014
Jun 02, 2014 1RT Total Absent B141078 LOT 230 DIST-A Jun 06, 2014
Feb 18, 2014 1RT Total Absent B14302 RW 286 DIST-A Mar 04, 2014
Dec 03, 2013 1RT Total Absent B133742 LOT 230 DIST-A Dec 09, 2013
Sep 09, 2013 1RT Total Absent B133050 LOT 230 DIST-A Sep 13, 2013
Jun 10, 2013 1RT Total Absent B131241 LOT 230 DIST-A Jun 14, 2013
Mar 12, 2013 1RT Total Absent B13475 LOT 230 DIST-A Mar 14, 2013
Dec 10, 2012 1RT Total Absent B123005 DIST-A Dec 11, 2012
Dec 10, 2012 1RT Total Absent B123004 DIST-A Dec 11, 2012
Dec 10, 2012 1RT Total Absent B123003 DIST-A Dec 11, 2012
Dec 10, 2012 1RT Total Absent B123002 DIST-A Dec 11, 2012
Dec 10, 2012 1RT Total Absent B123001 DIST-A Dec 11, 2012
Nov 15, 2012 1RP Total POSITIVE B122792 B122763 ENTRY COTTAGE DIST-A Nov 16, 2012
RP E. coli Absent B122792 B122763 ENTRY COTTAGE DIST-A
Nov 15, 2012 1RP Total POSITIVE B122791 B122763 LOT 230 DIST-A Nov 16, 2012
RP E. coli Absent B122791 B122763 LOT 230 DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Nov 15, 2012 1RP Total POSITIVE B122790 B122763 LOT 16 DIST-A Nov 16, 2012
RP E. coli Absent B122790 B122763 LOT 16 DIST-A
Nov 15, 2012 1TG Total Absent B122789 B122763 WELL SRC-AA Nov 16, 2012
Nov 13, 2012 1RT Total POSITIVE B122763 ENTRY COTTAGE DIST-A Nov 15, 2012
RT E. coli Absent B122763 ENTRY COTTAGE DIST-A
Aug 13, 2012 1RT Total Absent B121867 entry cottage sink DIST-A Aug 16, 2012
Jun 11, 2012 1RT Total Absent B121243 DIST-A Jun 14, 2012
Jun 11, 2012 1TG Total Absent B121242 B12999 well SRC-AA Jun 14, 2012
Jun 11, 2012 1RT Total Absent B121241 DIST-A Jun 14, 2012
Jun 11, 2012 1RT Total Absent B121240 DIST-A Jun 14, 2012
Jun 11, 2012 1RT Total Absent B121239 DIST-A Jun 14, 2012
May 17, 2012 1TG Total POSITIVE B121024 B12999 well SRC-AA May 18, 2012
TG E. coli Absent B121024 B12999 well SRC-AA
May 17, 2012 1RP Total POSITIVE B121023 B12999 lot 278 DIST-A May 18, 2012
RP E. coli Absent B121023 B12999 lot 278 DIST-A
May 17, 2012 1RP Total POSITIVE B121022 B12999 lot 278 DIST-A May 18, 2012
RP E. coli Absent B121022 B12999 lot 278 DIST-A
May 17, 2012 1RP Total POSITIVE B121021 B12999 rw well DIST-A May 18, 2012
RP E. coli Absent B121021 B12999 rw well DIST-A
May 17, 2012 1RP Total POSITIVE B121020 B12999 rw well DIST-A May 18, 2012
RP E. coli Absent B121020 B12999 rw well DIST-A
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
May 15, 2012 1RT Total POSITIVE B12999 well DIST-A May 17, 2012
RT E. coli Absent B12999 well DIST-A
Feb 14, 2012 1RT Total Absent B12285 ridgewater well DIST-A Feb 21, 2012
Oct 17, 2011 1RT Total Absent B112620 rw well DIST-A Oct 21, 2011
Mar 16, 2011 1RT Total Absent B11540 well DIST-A Mar 18, 2011



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


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