OHA Drinking Water Services
OR41
PWS ID: 00937 ---- WELCHES WATER COMPANY
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  ::  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
Apr 28, 2025 1RT Total Absent 25-004439-0001 DIST-A 0.18Apr 30, 2025
Mar 24, 2025 1RT Total Absent 25-003089-0001 DIST-A 0.25Apr 10, 2025
Feb 26, 2025 1RT Total Absent 25_002037_0001 HOSE BIB DIST-A 0.19Mar 03, 2025
Jan 29, 2025 1RT Total Absent 25_001023_0001 HOSE BIB DIST-A 0.20Feb 07, 2025
Dec 26, 2024 1RT Total Absent 24_014425_0001 26661 ROBERTS DIST-A Jan 09, 2025
Nov 26, 2024 1RT Total Absent 24_013376_0001 HOSE BIB DIST-A 0.25Dec 04, 2024
Oct 31, 2024 1RT Total Absent 24_012319_0001 HOSE BIB DIST-A 0.25Nov 05, 2024
Sep 24, 2024 1RT Total Absent 24-010772-0001 DIST-A 0.20Oct 03, 2024
Aug 27, 2024 1RT Total Absent 24_009482_0001 HOSE BIB DIST-A 0.25Sep 05, 2024
Jul 31, 2024 1RT Total Absent 24_008299_0001 HOSE BIB DIST-A 0.25Aug 07, 2024
Jun 28, 2024 1RT Total Absent 24_007106_0001 HOSE BIB DIST-A 0.29Jul 03, 2024
May 31, 2024 1RT Total Absent 24_005963_0001 BACTI/DISTRIBUTION DIST-A 0.22Jun 04, 2024
Apr 25, 2024 1RT Total Absent 24_004520_0001 HOSE BIB DIST-A 0.23Apr 30, 2024
Mar 26, 2024 1RT Total Absent 24_003301_0001 HOSE BIB DIST-A Apr 02, 2024
Feb 29, 2024 1RT Total Absent 24_002291_0001 HOSE BIB DIST-A 0.52Mar 04, 2024
Jan 30, 2024 1RT Total Absent 24_000999_0001 HOSE BIB DIST-A 0.20Feb 02, 2024
Dec 27, 2023 1RT Total Absent 23_015056_0001 HOSE BIB DIST-A 0.51Jan 02, 2024
Nov 29, 2023 1RT Total Absent 23_013974_0001 HOSE BIB DIST-A 0.38Dec 01, 2023
Oct 30, 2023 1RT Total Absent 23_012846_0001 HOSE BIB DIST-A 0.27Nov 02, 2023
Sep 27, 2023 1RT Total Absent 23_011491_0001 HOSE BIB DIST-A Oct 03, 2023
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Aug 29, 2023 1RT Total Absent 23_010272_0001 HOSE BIB DIST-A 0.25Sep 06, 2023
Jul 27, 2023 1RT Total Absent 23_008876_0001 HOSE BIB DIST-A 0.28Aug 07, 2023
Jun 27, 2023 1RT Total Absent 23_007621_0001 HOSE BIB DIST-A 0.25Jul 03, 2023
May 30, 2023 1RT Total Absent 23_006382_0001 HOSE BIB DIST-A 0.22Jun 07, 2023
Apr 25, 2023 1RT Total Absent 23_004988_0001 HOSE BIB DIST-A 0.25May 09, 2023
Mar 29, 2023 1RP Total Absent 8012-05 1257-01 26840 PLAZA TRAIL HB DIST-A 0.29Apr 10, 2023
Mar 29, 2023 1RP Total Absent 8012-04 1257-01 26796 PLAZA TRAIL HB DIST-A 0.28Apr 10, 2023
Mar 29, 2023 1RP Total Absent 8012-03 1257-01 26620 PLAZA TRAIL HB DIST-A 0.28Apr 10, 2023
Mar 29, 2023 1TG Total Absent 8012-02 1257-01 SPRING #2 SRC-AB Apr 10, 2023
Mar 29, 2023 1TG Total Absent 8012-01 1257-01 SPRING #1 SRC-AA Apr 10, 2023
Mar 23, 2023 1RT Total POSITIVE 1257-01 26796 PLAZA TRAIL HB DIST-A 0.56Mar 24, 2023
RT E. coli Absent 1257-01 26796 PLAZA TRAIL HB DIST-A 0.56
Feb 27, 2023 1RT Total Absent 23_002315_0001 HOSE BIB DIST-A 0.54Mar 08, 2023
Feb 27, 2023 1AS Total Absent 23_002311_0002 SPRING #2 UPPER SRC-AB Mar 08, 2023
Feb 27, 2023 1AS Total Absent 23_002311_0001 SPRING #1 LOWER SRC-AA Mar 08, 2023
Jan 31, 2023 1RT Total Absent 23_001319_0001 HOSE BIB DIST-A 0.54Feb 02, 2023
Dec 27, 2022 1RT Total Absent 22_015785_0001 HOSE BIB DIST-A 0.35Jan 06, 2023
Nov 29, 2022 1RT Total Absent 22_014566_0001 HOSE BIB DIST-A 0.35Dec 07, 2022
Oct 26, 2022 1RT Total Absent 22_013124_0001 HOSE BIB DIST-A 0.28Nov 04, 2022
Sep 27, 2022 1RT Total Absent 22_011636_0001 HOSEBIB DIST-A 0.50Oct 07, 2022
Sample
Date 		#
Samples 		Sample
Type 		Coliform
Type 		Result Sample
ID 		Repeat of
Sample ID 		Sample
Site 		Facility Chlorine
Residual 		Received
Date
Aug 30, 2022 1RT Total Absent 22_010347_0001 HOSE BIB DIST-A 0.52Sep 07, 2022
Jul 29, 2022 1RT Total Absent 22_008987_0001 HOSE BIB DIST-A 0.25Aug 04, 2022
Jun 27, 2022 1RT Total Absent 22_007529_0001 HOSE BIB DIST-A 0.35Jul 01, 2022
May 31, 2022 1RT Total Absent 22_006275_0001 HOSE BIB DIST-A 0.35Jun 03, 2022
Apr 27, 2022 1RT Total Absent 22_004776_0001 HOSE BIB DIST-A 0.27May 02, 2022
Mar 28, 2022 1RT Total Absent 22_003516_0001 HOSE BIB DIST-A 0.27Mar 31, 2022
Feb 28, 2022 1RT Total Absent 22_002248_0001 HOSE BIB DIST-A 0.29Mar 01, 2022
Jan 31, 2022 1RT Total Absent 22_001142_0001 HOSE BIB DIST-A 0.35Feb 03, 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:  Show special samples  ::  Show rejected samples  ::  Include results older than 2022


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