OHA Drinking Water Services
OR41
PWS ID: 95537 ---- US SILICA
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
Jun 16, 2025 1RT Total POSITIVE 3012346631 WOMANS RR SINK DIST-A Jun 18, 2025
RT E. coli Absent 3012346631 WOMANS RR SINK DIST-A
Jun 09, 2025 1RT Total Absent 3012344141 DIST-A Jun 11, 2025
Jun 09, 2025 1RT Total POSITIVE 3012344131 MAINTENANCE SHOP DIST-A Jun 11, 2025
RT E. coli Absent 3012344131 MAINTENANCE SHOP DIST-A
Jun 09, 2025 1TG Total Absent 3012344121 3012335361 PUMP HOUSE SRC-AA Jun 11, 2025
Jun 09, 2025 1RT Total Absent 3012344111 DIST-A Jun 11, 2025
May 19, 2025 1RP Total Absent 3012337501 3012335361 LEFT UNISEX TOILET SINK MAINT DIST-A May 21, 2025
May 19, 2025 1RP Total Absent 3012337491 3012335361 BREAKROOM SINK PRODUCTION BLDG DIST-A May 21, 2025
May 19, 2025 1RP Total Absent 3012337481 3012335361 WOMENS RESTROOM SINK DIST-A May 21, 2025
May 19, 2025 1TG Total POSITIVE 3012337471 3012335361 PUMP HOUSE SRC-AA May 21, 2025
TG E. coli Absent 3012337471 3012335361 PUMP HOUSE SRC-AA
May 12, 2025 1RT Total POSITIVE 3012335361 BREAKRM SINK PRODUCTION BLDG DIST-A May 14, 2025
RT E. coli Absent 3012335361 BREAKRM SINK PRODUCTION BLDG DIST-A
Mar 03, 2025 1RT Total Absent 3012317331 DIST-A Mar 07, 2025
Nov 20, 2024 1RT Total Absent 3012294131 DIST-A Nov 22, 2024
Oct 07, 2024 1RT Total Absent 3012281321 DIST-A Oct 11, 2024
Jul 22, 2024 1RT Total Absent 3012258321 DIST-A Jul 26, 2024
May 06, 2024 1RT Total Absent 3012235421 DIST-A May 10, 2024
Mar 04, 2024 1RT Total Absent 3012219471 DIST-A Mar 08, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Nov 14, 2023 1RT Total Absent 3012195991 DIST-A Nov 17, 2023
Sep 18, 2023 1RT Total Absent 3012178261-3 DIST-A Sep 22, 2023
Sep 18, 2023 1RT Total Absent 3012178261-2 DIST-A Sep 22, 2023
Sep 18, 2023 1RT Total Absent 3012178261-1 DIST-A Sep 22, 2023
Aug 30, 2023 1RT Total Absent 3012171751 DIST-A Sep 01, 2023
Aug 30, 2023 1TG Total POSITIVE 3012171771 3012169201 PUMPHOUSE SRC-AA Sep 01, 2023
TG E. coli Absent 3012171771 3012169201 PUMPHOUSE SRC-AA
Aug 30, 2023 1RP Total Absent 3012171761 3012169201 OFFICE INSIDE WOMENS DIST-A Sep 01, 2023
Aug 30, 2023 1RP Total POSITIVE 3012171741 3012169201 LEFT UNISEX TOILET MAINT SHOP DIST-A Sep 01, 2023
RP E. coli Absent 3012171741 3012169201 LEFT UNISEX TOILET MAINT SHOP DIST-A
Aug 30, 2023 1RP Total POSITIVE 3012171731 3012169201 BREAKRM SINK PROD BLDG DIST-A Sep 01, 2023
RP E. coli Absent 3012171731 3012169201 BREAKRM SINK PROD BLDG DIST-A
Aug 22, 2023 1RT Total POSITIVE 3012169201 BREAKROOM SINK-PRODUCTION BLDG DIST-A Aug 25, 2023
RT E. coli Absent 3012169201 BREAKROOM SINK-PRODUCTION BLDG DIST-A
May 16, 2023 1RT Total Absent 3012139591 DIST-A May 19, 2023
Feb 21, 2023 1RT Total Absent 3012119071 DIST-A Feb 24, 2023
Nov 01, 2022 1RT Total Absent 3012092411 DIST-A Nov 09, 2022
Aug 10, 2022 1RT Total Absent 3012068671 DIST-A Aug 15, 2022
May 10, 2022 1RT Total Absent 3012041181 DIST-A May 13, 2022
Feb 01, 2022 1RT Total Absent 3012016391 DIST-A Feb 04, 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 13, 2021 1RT Total Absent 3012004931 DIST-A Dec 17, 2021
Nov 09, 2021 1RT Total Absent 3011996261 DIST-A Nov 12, 2021
Oct 11, 2021 1RT Total Absent 3011987621 DIST-A Oct 15, 2021
Sep 13, 2021 1RT Total Absent 3011978791 DIST-A Sep 16, 2021
Aug 11, 2021 1RT Total Absent 3011969171 DIST-A Aug 13, 2021
Jul 19, 2021 1RT Total Absent 3011961131 DIST-A Jul 26, 2021
Jun 14, 2021 1RT Total Absent 3011949781 DIST-A Jun 18, 2021
May 10, 2021 1RT Total Absent 3011939261 DIST-A May 14, 2021
Apr 19, 2021 1RT Total Absent 3011934161 DIST-A Apr 23, 2021
Mar 18, 2021 1RT Total Absent 3011926251 DIST-A Mar 26, 2021
Feb 11, 2021 1RT Total Absent 3011917201 DIST-A Feb 23, 2021
Jan 13, 2021 1RT Total Absent 3011909711 DIST-A Jan 15, 2021
Nov 23, 2020 1RT Total Absent 3011896451 DIST-A Nov 25, 2020
Aug 13, 2020 1RT Total Absent 3011865371 DIST-A Aug 20, 2020
Jul 28, 2020 1RT Total Absent 3011859161 DIST-A Jul 31, 2020
Jun 29, 2020 1RT Total Absent 3011850431 DIST-A Jul 09, 2020
May 28, 2020 1RT Total Absent 3011841161 DIST-A Jun 10, 2020
Apr 27, 2020 1RT Total Absent 3011832981 DIST-A May 01, 2020
Mar 12, 2020 1RT Total Absent 3011823291 DIST-A Mar 18, 2020
Feb 04, 2020 1RT Total Absent 3011812541 DIST-A Feb 11, 2020
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Jan 14, 2020 1RT Total Absent 3011807981 DIST-A Jan 21, 2020
Nov 07, 2019 1RT Total Absent 3011793081 DIST-A Nov 14, 2019
Oct 09, 2019 1RT Total Absent 3011784961 DIST-A Oct 15, 2019
Sep 10, 2019 1RT Total Absent 3011774651 DIST-A Sep 16, 2019
Aug 06, 2019 1RT Total Absent 3011761801 DIST-A Aug 12, 2019
Jul 23, 2019 1RT Total Absent 3011757911 DIST-A Jul 29, 2019
May 20, 2019 1RT Total Absent 3011738121 DIST-A May 24, 2019
Mar 13, 2019 1RT Total Absent 3011719551 DIST-A Mar 18, 2019
Oct 16, 2018 1MU Total Absent 3011684201 DIST-A Oct 22, 2018
Jun 18, 2018 1RT Total Absent 3011645611-2 DIST-A Jun 22, 2018
Jun 18, 2018 1RT Total Absent 3011645611-1 DIST-A Jun 22, 2018
Jun 13, 2018 1RT Total Absent 3011644811 DIST-A Jun 18, 2018
Dec 04, 2017 1RT Total Absent 3011593541 DIST-A Dec 11, 2017
Sep 12, 2017 1RT Total Absent 3011571251 DIST-A Sep 19, 2017
Jun 19, 2017 1RT Total Absent 3011544621 DIST-A Jun 26, 2017
Nov 17, 2016 1RT Total Absent 3011478011 DIST-A Nov 28, 2016
Aug 24, 2016 1RT Total Absent 3011455211-3 DIST-A Aug 30, 2016
Aug 24, 2016 1RT Total Absent 3011455211-2 DIST-A Aug 30, 2016
Aug 24, 2016 1RT Total Absent 3011455211-1 DIST-A Aug 30, 2016
Jul 25, 2016 1RT Total Absent 3011445441-3 DIST-A Aug 01, 2016
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Jul 25, 2016 1RT Total Absent 3011445441-2 DIST-A Aug 01, 2016
Jul 25, 2016 1RT Total Absent 3011445441-1 DIST-A Aug 01, 2016
Jun 30, 2016 1TG Total Absent 3011437501 3011432281 SRC-AA Jul 08, 2016
Jun 21, 2016 1RP Total Absent 3011434691 3011432281 OFFICE BREAKROOM SINK DIST-A Jun 27, 2016
Jun 21, 2016 1RP Total Absent 3011434681 3011432281 PLANT BREAKROOM SINK DIST-A Jun 27, 2016
Jun 21, 2016 1RP Total Absent 3011434671 3011432281 MAINT BREAKROOM SINK DIST-A Jun 27, 2016
Jun 13, 2016 1RT Total Absent 3011432301 OFFICE BREAKROOM SINK DIST-A Jun 15, 2016
Jun 13, 2016 1RT Total POSITIVE 3011432291 PLANT BREAKROOM SINK DIST-A Jun 15, 2016
RT E. coli Absent 3011432291 PLANT BREAKROOM SINK DIST-A
Jun 13, 2016 1RT Total POSITIVE 3011432281 PLANT BREAKROOM SINK DIST-A Jun 15, 2016
RT E. coli Absent 3011432281 PLANT BREAKROOM SINK DIST-A
Oct 28, 2015 1RT Total Absent 3011374751 DIST-A Nov 02, 2015



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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