OHA Drinking Water Services
OR41
PWS ID: 00951 ---- WAUNA WATER DISTRICT
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:  Hide special samples  ::  Show rejected samples  ::  Include 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
Jun 18, 2025 1RT Total Absent 5169052-01 STAND PIPE DIST-A 0.65Jun 20, 2025
May 21, 2025 1RT Total Absent 5141047-01 FIRE HYDRANT DIST-A 0.61May 30, 2025
Apr 23, 2025 1RT Total Absent 5113038-01 SINK DIST-A 0.64Apr 25, 2025
Mar 19, 2025 1RT Total Absent 5078069-01 STAND PIPE DIST-A 0.53Mar 28, 2025
Feb 19, 2025 1RT Total Absent 5050056-01 STAND PIPE DIST-A 0.61Feb 21, 2025
Jan 15, 2025 1RT Total Absent 5015057-01 SINK DIST-A 0.31Jan 29, 2025
Dec 18, 2024 1RT Total Absent 4353046-01 STAND PIPE DIST-A 0.61Dec 24, 2024
Nov 27, 2024 1RT Total Absent 4332036-01 FIRE HYDRANT DIST-A 0.51Dec 06, 2024
Oct 16, 2024 1RT Total Absent 4290052-01 SINK DIST-A 0.64Oct 25, 2024
Sep 18, 2024 1AS Total Absent 4262081-03 KNAPPA SPRING AB-AC CH-AB Sep 26, 2024
Sep 18, 2024 1AS Total Absent 4262081-02 PETERSON SPRING SRC-AA Sep 26, 2024
Sep 18, 2024 1RT Total Absent 4262081-01 FIRE HYDRNAT DIST-A 0.59Sep 26, 2024
Aug 21, 2024 1RT Total Absent 4234045-01 FIRE HYDRANT DIST-A 0.61Sep 10, 2024
Jul 17, 2024 1RT Total Absent 4199070-01 SINK DIST-A 0.76Jul 26, 2024
Jun 12, 2024 1RT Total Absent 4164055-01 SINK DIST-A 0.51Jun 14, 2024
May 08, 2024 1RT Total Absent 4129086-01 HYDRANT DIST-A 0.49May 14, 2024
Apr 17, 2024 1RT Total Absent 4108054-01 SINK DIST-A 0.61May 01, 2024
Mar 13, 2024 1RT Total Absent 4073051-01 STAND PIPE DIST-A 0.63Mar 22, 2024
Feb 21, 2024 1RT Total Absent 4052034-01 FIRE HYDRANT DIST-A 0.67Mar 01, 2024
Jan 24, 2024 1RT Total Absent 4024053-01 SINK DIST-A 0.52Feb 01, 2024
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 20, 2023 1RT Total Absent 3354048-01 STAND PIPE DIST-A 0.61Jan 05, 2024
Nov 15, 2023 1AS Total POSITIVE 3319061-02 KNAPP SPRING CH-AB Nov 16, 2023
AS E. coli Absent 3319061-02 KNAPP SPRING CH-AB
Nov 15, 2023 1RT Total Absent 3319061-01 DIST-A 0.48Nov 16, 2023
Oct 18, 2023 1AS Total POSITIVE 3291046-02 KNAPP SPRING CH-AB Oct 19, 2023
AS E. coli Absent 3291046-02 KNAPP SPRING CH-AB
Oct 18, 2023 1RT Total Absent 3291046-01 DIST-A 0.81Oct 19, 2023
Sep 20, 2023 1AS Total Absent 3263055-03 PETERSON SPRINGS SRC-AA Sep 26, 2023
Sep 20, 2023 1AS Total Absent 3263055-02 KNAPPA SPRING CH-AB Sep 26, 2023
Sep 20, 2023 1RT Total Absent 3263055-01 STAND PIPE DIST-A 0.68Sep 26, 2023
Aug 16, 2023 1AS Total Absent 3228041-02 KNAPPA SPRING AB-AC CH-AB Sep 06, 2023
Aug 16, 2023 1RT Total Absent 3228041-01 FIRE HYDRANT DIST-A 0.59Sep 06, 2023
Jul 19, 2023 1AS Total Absent 3200024-02 KNAPPA SPRING AB-AC CH-AB Aug 03, 2023
Jul 19, 2023 1RT Total Absent 3200024-01 SINK DIST-A 0.61Aug 03, 2023
Jun 14, 2023 1RT Total Absent 3165037-01 STAND PIPE DIST-A 0.61Jun 22, 2023
May 10, 2023 1RT Total Absent 3130048-01 FIRE HYDRANT DIST-A 0.51May 26, 2023
Apr 19, 2023 1RT Total Absent 3109065-01 SINK DIST-A 0.68Apr 27, 2023
Mar 22, 2023 1RT Total Absent 3081040-01 STAND PIPE DIST-A 0.61Mar 23, 2023
Feb 08, 2023 1RT Total Absent 3039054-01 FIRE HYDRANT DIST-A 0.68Feb 17, 2023
Jan 18, 2023 1RT Total Absent 3018051-01 WTP SINK DIST-A 0.56Jan 24, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Dec 14, 2022 1RT Total Absent 2348038-01 BLOW OFF DIST-A 0.58Dec 20, 2022
Nov 23, 2022 1RT Total Absent 2327024-01 FIRE HYDRANT DIST-A 0.76Dec 01, 2022
Oct 26, 2022 1RT Total Absent 2299050-01 SINK DIST-A 0.71Nov 01, 2022
Sep 21, 2022 1AS Total POSITIVE 226405103 PETERSON SPRING SRC-AA Sep 22, 2022
AS E. coli Absent 226405103 PETERSON SPRING SRC-AA
Sep 21, 2022 1AS Total Absent 226405102 KNAPP CH-AB Sep 22, 2022
Sep 21, 2022 1RT Total Absent 226405101 DIST-A 0.96Sep 22, 2022
Aug 24, 2022 1RT Total Absent 2236026-01 FIRE HYDRANT DIST-A 0.68Sep 06, 2022
Jul 20, 2022 1RT Total Absent 2201026-01 SINK DIST-A 0.65Jul 28, 2022
Jun 08, 2022 1RT Total Absent 2159058-01 FIRE HYDRANT DIST-A 0.74Jun 17, 2022
May 11, 2022 1RT Total Absent 2131038-01 FIRE HYDRANT DIST-A 0.60May 13, 2022
Apr 20, 2022 1RT Total Absent 2110027-01 SINK DIST-A 0.63Apr 29, 2022
Mar 09, 2022 1RT Total Absent 2068031-01 4 INCH STAND PIPE DIST-A 0.54Mar 11, 2022
Feb 16, 2022 1RT Total Absent 2047075-01 FIRE HYDRANT DIST-A 0.52Feb 28, 2022
Jan 12, 2022 1RT Total Absent 2012052-01 SINK DIST-A 0.55Jan 27, 2022



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:  Hide special samples  ::  Show rejected samples  ::  Include results older than 2022


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