OHA Drinking Water Services
OR41
PWS ID: 00408 ---- JEFFERSON, CITY OF
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  ::  Include results older than 2023

Sample
Date		 #
Samples		 Sample
Type		 Coliform
Type		 Result Sample
ID		 Repeat of
Sample ID		 Sample
Site		 Facility Chlorine
Residual		 Received
Date		Rejected
Reason
Jan 20, 2026 1RT Total Absent 20260120017 512 UNION ST SS DIST-A 0.84Jan 27, 2026
Jan 13, 2026 1RT Total Absent 20260113016 349 HIGH ST SS DIST-A 0.74Jan 22, 2026
Jan 13, 2026 1RT Total Absent 20260113015 150 N 2ND ST SS DIST-A 0.79Jan 22, 2026
Jan 06, 2026 1RT Total Absent 20260106025 1170 N 2ND ST SS DIST-A 0.71Jan 13, 2026
Dec 23, 2025 1RT Total Absent 20251223009 512 UNION ST SS DIST-A 0.75Dec 30, 2025
Dec 16, 2025 1RT Total Absent 20251216016 349 HIGH ST SS DIST-A 0.70Dec 24, 2025
Dec 16, 2025 1RT Total Absent 20251216015 1170 N 2ND ST SS DIST-A 0.70Dec 24, 2025
Dec 09, 2025 1RT Total Absent 20251209012 150 N 2ND ST SINK DIST-A 0.79Dec 18, 2025
Nov 18, 2025 1RT Total Absent 20251118020 512 UNION ST SS DIST-A 0.81Nov 26, 2025
Nov 12, 2025 1RT Total Absent 20251112039 150 N 2ND ST SINK DIST-A 0.69Nov 19, 2025
Nov 12, 2025 1RT Total Absent 20251112038 349 HIGH ST SS DIST-A 0.70Nov 19, 2025
Nov 04, 2025 1RT Total Absent 20251104012 1170 N 2ND ST SS DIST-A 0.74Nov 13, 2025
Oct 21, 2025 1RT Total Absent 20251021010 512 UNION ST SS DIST-A 0.79Oct 30, 2025
Oct 14, 2025 1RT Total Absent 20251014019 349 HIGH ST SS DIST-A 0.75Oct 21, 2025
Oct 14, 2025 1RT Total Absent 20251014018 150 N 2ND ST SINK DIST-A 0.75Oct 21, 2025
Oct 07, 2025 1RT Total Absent 20251007013 1170 N 2ND ST SS DIST-A 0.74Oct 21, 2025
Sep 23, 2025 1RT Total Absent 20250923006 512 E UNION ST SAMPL DIST-A 0.81Oct 03, 2025
Sep 16, 2025 1RT Total Absent 20250916002 150 N 2ND ST SINK DIST-A 0.78Sep 25, 2025
Sep 16, 2025 1RT Total Absent 20250916001 349 HIGH ST SMP STAT DIST-A 0.76Sep 25, 2025
Sep 09, 2025 1RT Total Absent 20250909021 1170 N 2ND ST DIST-A 0.73Sep 22, 2025
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Aug 19, 2025 1RT Total Absent 20250819043 512 E UNION DIST-A 0.70Aug 28, 2025
Aug 12, 2025 1RT Total Absent 20250812009 150 N 2ND ST DIST-A 0.72Aug 20, 2025
Aug 12, 2025 1RT Total Absent 20250812008 349 HIGH ST DIST-A 0.68Aug 20, 2025
Aug 05, 2025 1RT Total Absent 20250805007 1170 N 2ND ST DIST-A 0.70Aug 13, 2025
Jul 22, 2025 1RT Total Absent 20250722013 512 E UNION DIST-A 0.72Aug 01, 2025
Jul 15, 2025 1RT Total Absent 20250715020 150 N 2ND ST SINK DIST-A 0.73Jul 24, 2025
Jul 15, 2025 1RT Total Absent 20250715019 349 HIGH SE DIST-A 0.66Jul 24, 2025
Jul 08, 2025 1RT Total Absent 20250708019 1170 N 2ND ST DIST-A 0.67Jul 18, 2025
Jun 17, 2025 1RT Total Absent 20250617013 512 UNION ST DIST-A 0.74Jun 26, 2025
Jun 10, 2025 1RT Total Absent 20250610013 349 HIGH ST DIST-A 0.72Jun 20, 2025
Jun 10, 2025 1RT Total Absent 20250610012 150 N 2ND SE SINK DIST-A 0.73Jun 20, 2025
Jun 03, 2025 1RT Total Absent 20250603010 1170 N 2ND ST DIST-A 0.73Jun 12, 2025
May 20, 2025 1RT Total Absent 20250520004 512 UNION ST DIST-A 0.75Jun 05, 2025
May 13, 2025 1RT Total Absent 20250513014 349 HIGH ST DIST-A 0.70May 27, 2025
May 13, 2025 1RT Total Absent 20250513013 150 N 2ND ST SINK DIST-A 0.68May 27, 2025
May 06, 2025 1RT Total Absent 20250506013 1170 N 2ND ST DIST-A 0.66May 21, 2025
Apr 22, 2025 1RT Total Absent 20250422009 512 E UNION DIST-A 0.73May 02, 2025
Apr 15, 2025 1RT Total Absent 20250415010 349 HIGH ST DIST-A 0.20Apr 24, 2025
Apr 15, 2025 1RT Total Absent 20250415009 1170 N 2ND ST DIST-A 0.72Apr 24, 2025
Apr 08, 2025 1RT Total Absent 20250408017 150 N 2ND ST SINK DIST-A 0.73Apr 17, 2025
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Mar 18, 2025 1RT Total Absent 20250318018 512 E UNION ST DIST-A 0.75Mar 28, 2025
Mar 11, 2025 1RT Total Absent 20250311031 150 2ND ST SINK DIST-A 0.79Mar 19, 2025
Mar 11, 2025 1RT Total Absent 20250311030 349 HIGH ST DIST-A 0.75Mar 19, 2025
Mar 04, 2025 1RT Total Absent 20250304037 1170 N 2ND ST DIST-A 0.67Mar 13, 2025
Feb 18, 2025 1RT Total Absent 20250218024 512 E UNION ST DIST-A 0.73Feb 28, 2025
Feb 11, 2025 1RT Total Absent 20250211010 150 2ND ST SINK DIST-A 0.77Feb 21, 2025
Feb 11, 2025 1RT Total Absent 20250211009 349 HIGH ST DIST-A 0.75Feb 21, 2025
Feb 04, 2025 1RT Total Absent 20250204018 1170 N 2ND ST DIST-A 0.77Feb 12, 2025
Jan 21, 2025 1RT Total Absent 20250121027 512 E UNION DIST-A 0.84Feb 05, 2025
Jan 14, 2025 1RT Total Absent 20250114020 150 N 2ND ST DIST-A 0.84Jan 24, 2025
Jan 14, 2025 1RT Total Absent 20250114019 349 HIGH ST DIST-A 0.78Jan 24, 2025
Jan 07, 2025 1RT Total Absent 20250107018 1170 N 2ND ST DIST-A 0.78Jan 17, 2025
Dec 17, 2024 1RT Total Absent 20241217046 512 E UNION DIST-A 0.83Dec 26, 2024
Dec 10, 2024 1RT Total Absent 20241210034 349 HIGH ST DIST-A 0.84Dec 20, 2024
Dec 10, 2024 1RT Total Absent 20241210033 150 N 2ND SINK DIST-A 0.83Dec 20, 2024
Dec 03, 2024 1RT Total Absent 20241203032 1170 N 2ND ST DIST-A 0.80Dec 12, 2024
Nov 19, 2024 1RT Total Absent 20241119022 512 E UNION DIST-A 0.79Nov 27, 2024
Nov 12, 2024 1RT Total Absent 20241112019 349 HIGH ST DIST-A 0.73Nov 22, 2024
Nov 12, 2024 1RT Total Absent 20241112018 150 N 2ND SINK DIST-A 0.76Nov 22, 2024
Nov 05, 2024 1RT Total Absent 20241105002 1170 N 2ND ST DIST-A 0.72Nov 14, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Oct 22, 2024 1RT Total Absent 20241022021 512 E UNION ST DIST-A 0.83Oct 31, 2024
Oct 15, 2024 1RT Total Absent 20241015027 349 HIGH ST DIST-A 0.80Oct 23, 2024
Oct 15, 2024 1RT Total Absent 20241015026 150 N 2ND SINK DIST-A 0.83Oct 23, 2024
Oct 08, 2024 1RT Total Absent 20241008007 1170 N 2ND ST DIST-A 0.75Oct 23, 2024
Sep 17, 2024 1RT Total Absent 20240917002 512 UNION ST DIST-A 0.81Sep 27, 2024
Sep 10, 2024 1RT Total Absent 20240910015 349 HIGH ST DIST-A 0.60Sep 24, 2024
Sep 10, 2024 1RT Total Absent 20240910014 150 N 2ND ST DIST-A 0.77Sep 24, 2024
Sep 03, 2024 1RT Total Absent 20240903013 1170 N 2ND ST DIST-A 0.66Sep 13, 2024
Aug 20, 2024 1RT Total Absent 20240820010 512 E UNION DIST-A 0.78Aug 29, 2024
Aug 13, 2024 1RT Total Absent 20240813026 150 N 2ND ST DIST-A 0.88Aug 21, 2024
Aug 13, 2024 1RT Total Absent 20240813025 349 HIGH ST DIST-A 0.88Aug 21, 2024
Aug 06, 2024 1RT Total Absent 20240806025 1170 N 2ND ST DIST-A 0.87Aug 14, 2024
Jul 23, 2024 1RT Total Absent 20240723004 512 UNION ST DIST-A 1.50Aug 01, 2024
Jul 16, 2024 1RT Total Absent 20240716011 150 N 2ND ST SINK DIST-A 0.68Jul 31, 2024
Jul 16, 2024 1RT Total Absent 20240716010 349 HIGH ST DIST-A 0.68Jul 31, 2024
Jul 09, 2024 1RT Total Absent 20240709031 1170 N 2ND ST DIST-A 0.67Jul 19, 2024
Jun 18, 2024 1RT Total Absent 20240618014 512 E UNION ST DIST-A 0.76Jul 01, 2024
Jun 11, 2024 1RT Total Absent 20240611010 150 N 2ND ST DIST-A 0.72Jun 19, 2024
Jun 11, 2024 1RT Total Absent 20240611009 349 HIGH ST DIST-A 0.73Jun 19, 2024
Jun 04, 2024 1RT Total Absent 20240604006 1170 N 2ND ST DIST-A 0.67Jun 13, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
May 21, 2024 1RT Total Absent 20240521002 512 UNION ST DIST-A 0.82May 31, 2024
May 14, 2024 1RT Total Absent 20240514011 349 HIGH ST SS DIST-A 0.74May 22, 2024
May 14, 2024 1RT Total Absent 20240514010 150 N 2ND KITCHEN DIST-A 0.74May 22, 2024
May 07, 2024 1RT Total Absent 20240507024 1170 N 2ND ST DIST-A 0.70May 17, 2024
Apr 23, 2024 1RT Total Absent 20240423002 512 E UNION ST DIST-A 0.76Apr 26, 2024
Apr 16, 2024 1RT Total Absent 20240416015 349 HIGH ST DIST-A 0.80Apr 23, 2024
Apr 16, 2024 1RT Total Absent 20240416014 150 N 2ND ST DIST-A 0.81Apr 23, 2024
Apr 09, 2024 1RT Total Absent 20240409021 1170 N 2ND ST DIST-A 0.75Apr 23, 2024
Mar 19, 2024 1RT Total Absent 20240319006 512 E UNION ST DIST-A 0.78Mar 27, 2024
Mar 12, 2024 1RT Total Absent 20240312006 349 HIGH ST DIST-A 0.77Mar 19, 2024
Mar 12, 2024 1RT Total Absent 20240312005 150 N 2ND ST SINK DIST-A 0.78Mar 19, 2024
Mar 05, 2024 1RT Total Absent 20240305012 1170 N 2ND ST DIST-A 0.65Mar 14, 2024
Feb 20, 2024 1RT Total Absent 20240220008 512 UNION ST SS DIST-A 0.86Feb 29, 2024
Feb 13, 2024 1RT Total Absent 20240213005 349 HIGH ST SS DIST-A 0.78Feb 23, 2024
Feb 13, 2024 1RT Total Absent 20240213004 KITCHEN 150 N 2ND DIST-A 0.84Feb 23, 2024
Feb 06, 2024 1RT Total Absent 20240206042 1170 N 2ND ST DIST-A 0.88Feb 14, 2024
Jan 23, 2024 1RT Total Absent 20240123005 349 HIGH ST DIST-A 0.84Feb 02, 2024
Jan 23, 2024 1RT Total Absent 20240123004 512 E UNION ST DIST-A 0.92Feb 02, 2024
Jan 18, 2024 1RT Total Absent 20240118003 150 N 2ND ST DIST-A 0.89Jan 29, 2024
Jan 09, 2024 1RT Total Absent 20240109034 1170 N 2ND ST DIST-A 0.84Jan 18, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Dec 19, 2023 1RT Total Absent 20231219005 512 E UNION SS DIST-A 0.85Dec 29, 2023
Dec 12, 2023 1RT Total Absent 20231212006 349 HIGH ST DIST-A 0.67Dec 19, 2023
Dec 12, 2023 1RT Total Absent 20231212005 1170 N 2ND ST DIST-A 0.70Dec 19, 2023
Dec 05, 2023 1RT Total Absent 20231205002 150 N 2ND ST SINK DIST-A 0.82Dec 14, 2023
Nov 21, 2023 1RT Total Absent 20231121006 512 EAST UNION ST DIST-A 0.84Dec 01, 2023
Nov 14, 2023 1RT Total Absent 20231114009 349 HIGH ST DIST-A 0.73Nov 20, 2023
Nov 14, 2023 1RT Total Absent 20231114008 150 N 2ND ST DIST-A 0.78Nov 20, 2023
Nov 07, 2023 1RT Total Absent 20231107003 1170 N 2ND ST DIST-A 0.76Nov 20, 2023
Oct 17, 2023 1RT Total Absent 20231017007 512 E UNION ST DIST-A 0.80Oct 25, 2023
Oct 10, 2023 1RT Total Absent 20231010003 349 HIGH ST SAMPLE DIST-A 0.74Oct 25, 2023
Oct 10, 2023 1RT Total Absent 20231010002 150 N 2ND SINK DIST-A 0.77Oct 25, 2023
Oct 03, 2023 1RT Total Absent 20231003013 1170 N 2ND SS DIST-A 0.60Oct 11, 2023
Sep 19, 2023 1RT Total Absent 20230919007 512 E UNION DIST-A 0.80Sep 28, 2023
Sep 12, 2023 1RT Total Absent 20230912005 150 2ND ST KITCHEN DIST-A 0.80Sep 22, 2023
Sep 12, 2023 1RT Total Absent 20230912004 349 HIGH ST SS DIST-A 0.77Sep 22, 2023
Sep 05, 2023 1RT Total Absent 20230905010 1170 N 2ND ST SS DIST-A 0.52Sep 13, 2023
Aug 22, 2023 1RT Total Absent 20230822006 512 E UNION SS DIST-A 0.80Sep 07, 2023
Aug 15, 2023 1RT Total Absent 20230815011 349 HIGH ST SS DIST-A 0.71Aug 31, 2023
Aug 15, 2023 1RT Total Absent 20230815010 150 N 2ND ST SINK DIST-A 0.76Aug 31, 2023
Aug 08, 2023 1RT Total Absent 20230808006 1170 N 2ND ST SS DIST-A 0.70Aug 18, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date		Rejected
Reason
Jul 18, 2023 1RT Total Absent 20230718021 512 UNION ST SS DIST-A 0.67Aug 07, 2023
Jul 11, 2023 1RT Total Absent 20230711016 150 N 2ND ST DIST-A 0.77Jul 24, 2023
Jul 11, 2023 1RT Total Absent 20230711015 349 HIGH ST SS DIST-A 0.79Jul 24, 2023
Jul 05, 2023 1RT Total Absent 20230705027 1170 N 2ND DIST-A 0.54Jul 19, 2023
Jun 20, 2023 1RT Total Absent 20230620013 512 UNION ST SS DIST-A 0.82Jun 29, 2023
Jun 20, 2023 1RT Total Absent 20230620012 349 HIGH ST SS DIST-A 0.73Jun 29, 2023
Jun 13, 2023 1RT Total Absent 20230613013 150 N 2ND ST DIST-A 0.74Jun 22, 2023
Jun 06, 2023 1RT Total Absent 20230606010 1170 N 2ND SS DIST-A 0.67Jun 19, 2023
May 23, 2023 1RT Total Absent 20230523006 512 UNION ST SS DIST-A 0.85Jun 06, 2023
May 16, 2023 1RT Total Absent 20230516008 349 HIGH ST SS DIST-A 0.82May 26, 2023
May 16, 2023 1RT Total Absent 20230516007 150 N 2ND ST SINK DIST-A 0.77May 26, 2023
May 09, 2023 1RT Total Absent 20230509010 1170 N 2ND ST SS DIST-A 0.75May 23, 2023
Apr 18, 2023 1RT Total Absent 20230418008 512 E UNION ST DIST-A 0.76Apr 28, 2023
Apr 11, 2023 1RT Total Absent 20230411023 150 N 2ND ST SINK DIST-A 0.78Apr 18, 2023
Apr 11, 2023 1RT Total Absent 20230411022 349 HIGH ST SS DIST-A 0.75Apr 18, 2023
Apr 04, 2023 1RT Total Absent 20230404009 1170 N 2ND SS DIST-A 0.61Apr 18, 2023
Mar 21, 2023 1RT Total Absent 20230321002 512 E UNION SS DIST-A 0.21Mar 29, 2023
Mar 14, 2023 1RT Total Absent 20230314002 150 N 2ND ST SINK DIST-A 0.80Mar 21, 2023
Mar 14, 2023 1RT Total Absent 20230314001 349 HIGH ST SS DIST-A 0.75Mar 21, 2023
Mar 07, 2023 1RT Total Absent 20230307008 1170 N 2ND SS DIST-A 0.62Mar 21, 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 21, 2023 1RT Total Absent 20230221010 512 UNION ST DIST-A 0.86Mar 03, 2023
Feb 14, 2023 1RT Total Absent 20230214003 150 N 2ND ST DIST-A 0.82Mar 03, 2023
Feb 14, 2023 1RT Total Absent 20230214002 349 HIGH ST SS DIST-A 0.81Mar 03, 2023
Feb 07, 2023 1RT Total Absent 20230207022 1170 N 2ND DIST-A 0.43Feb 21, 2023
Jan 17, 2023 1RT Total Absent 20230117019 512 E UNION ST SS DIST-A 0.84Jan 27, 2023
Jan 10, 2023 1RT Total Absent 20230110013 150 N 2ND ST SINK DIST-A 0.80Jan 20, 2023
Jan 10, 2023 1RT Total Absent 20230110012 349 HIGH ST SS DIST-A 0.76Jan 20, 2023
Jan 03, 2023 1RT Total Absent 20230103014 1170 N 2ND ST DIST-A 0.30Jan 20, 2023



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  ::  Include results older than 2023


More information for this water system: SDWIS ID 3962
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PFAS data are now located on the Chemical Results page.
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