OHA Drinking Water Services
OR41
PWS ID: 05117 ---- DARK HOLLOW WATER ASSOCIATION
Coliform Results

See also:  Coliform Fact Sheet  ::  Archived Results (prior to 2002)  ::  Recent 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  ::  Include results older than 2021

Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Mar 18, 2024 1RT Total Absent 24030630_01A 3231 CARRIAGE DR DIST-A 0.33Mar 22, 2024
Mar 18, 2024 1AS Total Absent 24030629_01A WELL SRC-AA Mar 22, 2024
Feb 13, 2024 1RT Total Absent 24020544_01A 3233 CARRIAGE DR DIST-A 0.10Feb 23, 2024
Feb 13, 2024 1AS Total Absent 24020543_01A WELL SRC-AA Feb 23, 2024
Jan 16, 2024 1AS Total Absent 24010555_01A WELL SRC-AA Jan 29, 2024
Jan 16, 2024 1RT Total Absent 24010554_01A 3233 CARRIAGE DR DIST-A 0.05Jan 29, 2024
Dec 11, 2023 1RT Total Absent 23120449_01A HOLDING TANK DIST-A 0.05Dec 15, 2023
Dec 11, 2023 1AS Total Absent 23120446_01A WELL SRC-AA Dec 15, 2023
Nov 14, 2023 1RT Total Absent 23110538_01A HOLDING TANK DIST-A 0.07Nov 21, 2023
Nov 14, 2023 1AS Total Absent 23110537_01A WELL SRC-AA Nov 21, 2023
Oct 23, 2023 1RT Total Absent 23100932_01A HOLDING TANK DIST-A 1.70Oct 27, 2023
Oct 23, 2023 1AS Total Absent 23100931_01A WELL SRC-AA Oct 27, 2023
Sep 20, 2023 1AS Total Absent 23090788_01A WELL SRC-AA Sep 22, 2023
Sep 20, 2023 1RT Total Absent 23090787_01A 3233 CARRIAGE DR DIST-A Sep 22, 2023
Aug 28, 2023 1RT Total Absent 23081338_01A HOLDING TANK DIST-A 1.90Sep 01, 2023
Aug 28, 2023 1AS Total Absent 23081337_01A WELL SRC-AA Sep 01, 2023
Jul 25, 2023 1AS Total Absent 23071090_01A WELL SRC-AA Aug 04, 2023
Jul 25, 2023 1RT Total Absent 23071089_01A HOLDING TANK DIST-A 0.87Aug 04, 2023
Jun 14, 2023 1RT Total Absent 23060667_01A 3233 CARRIAGE DR DIST-A 2.10Jul 03, 2023
May 25, 2023 1TG Total Absent 23051138-04 23051065-01 WELL SRC-AA May 26, 2023
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
May 25, 2023 1RP Total POSITIVE 23051138-03 23051065-01 3380 DARREL DR DIST-A 0.12May 26, 2023
RP E. coli Absent 23051138-03 23051065-01 3380 DARREL DR DIST-A 0.12
May 25, 2023 1RP Total POSITIVE 23051138-02 23051065-01 WELL HOUSE DIST-A 0.07May 26, 2023
RP E. coli Absent 23051138-02 23051065-01 WELL HOUSE DIST-A 0.07
May 25, 2023 1RP Total POSITIVE 23051138-01 23051065-01 3231 CARRAIGE DR DIST-A 0.06May 26, 2023
RP E. coli Absent 23051138-01 23051065-01 3231 CARRAIGE DR DIST-A 0.06
May 23, 2023 1RT Total POSITIVE 23051065-01 3380 DARREL DR DIST-A 0.12May 24, 2023
RT E. coli Absent 23051065-01 3380 DARREL DR DIST-A 0.12
Apr 17, 2023 1RT Total Absent 23040629_01A 3380 DARRELL DR DIST-A 0.10Apr 21, 2023
Mar 20, 2023 1RT Total Absent 23030903_01A 3380 DARRELL DR DIST-A 0.20Mar 23, 2023
Feb 13, 2023 1RT Total Absent 23020497_01A 3380 DARRELL DR DIST-A 0.20Mar 02, 2023
Jan 23, 2023 1RT Total Absent 23010804_01A 3380 DARRELL DR DIST-A 0.20Jan 30, 2023
Dec 13, 2022 1RT Total Absent 22120567_01A 3380 DARRELL DR DIST-A 0.31Dec 16, 2022
Nov 17, 2022 1RP Total Absent 2211079203 2211065901 3231 CARRIAGE DR DIST-A 0.16Nov 18, 2022
Nov 17, 2022 1RP Total Absent 2211079202 2211065901 3380 DARRELL DR DIST-A 0.06Nov 18, 2022
Nov 17, 2022 1RP Total Absent 2211079201 2211065901 3231 CARRIAGE DR DIST-A 0.16Nov 18, 2022
Nov 15, 2022 1AS Total Absent 2211065601 WELL SRC-AA Nov 16, 2022
Nov 15, 2022 1RT Total POSITIVE 2211065901 3231 CARRIAGE DR DIST-A 0.10Nov 16, 2022
RT E. coli Absent 2211065901 3231 CARRIAGE DR DIST-A 0.10
Oct 11, 2022 1RT Total Absent 22100443_01A 3231 CARRAIGE DR DIST-A 0.10Oct 25, 2022
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Sep 21, 2022 1TG Total Absent 2209095804 2209085701 WELL SRC-AA Sep 22, 2022
Sep 21, 2022 1RP Total Absent 2209095803 2209085701 3380 DARNELL DR DIST-A 0.06Sep 22, 2022
Sep 21, 2022 1RP Total POSITIVE 2209095802 2209085701 3231 1/2 CARRIAGE DR DIST-A 0.07Sep 22, 2022
RP E. coli Absent 2209095802 2209085701 3231 1/2 CARRIAGE DR DIST-A 0.07
Sep 21, 2022 1RP Total POSITIVE 2209095801 2209085701 3231 CARRIAGE DR DIST-A 0.07Sep 22, 2022
RP E. coli Absent 2209095801 2209085701 3231 CARRIAGE DR DIST-A 0.07
Sep 19, 2022 1RT Total POSITIVE 2209085701 3231 CARRIAGE DR DIST-A 0.07Sep 20, 2022
RT E. coli POSITIVE 2209085701 3231 CARRIAGE DR DIST-A 0.07
Aug 26, 2022 1RT Total Absent 22081281_01A 3231 CARRIAGE DR DIST-A 0.04Sep 08, 2022
Jul 05, 2022 1TG Total Absent 2207004704 2207001901 WELL SRC-AA Jul 06, 2022
Jul 05, 2022 1RP Total Absent 2207004703 2207001901 3231 1/2 CARRIAGE/SHOP DIST-A Jul 06, 2022
Jul 05, 2022 1RP Total Absent 2207004702 2207001901 3231 CARRIAGE DR/KITCHEN DIST-A 0.08Jul 06, 2022
Jul 05, 2022 1RP Total Absent 2207004701 2207001901 3380 DARRELL DR DIST-A Jul 06, 2022
Jul 01, 2022 1RT Total POSITIVE 2207001901 3231 CARRIAGE DR/KITCHEN DIST-A 0.03Jul 05, 2022
RT E. coli Absent 2207001901 3231 CARRIAGE DR/KITCHEN DIST-A 0.03
Jun 03, 2022 1RT Total Absent 22060148_01A 3231 CARRIAGE DR DIST-A 0.00Jun 28, 2022
May 13, 2022 1RT Total Absent 22050675_01A 3231 CARRIAGE DR DIST-A 0.02May 23, 2022
Apr 05, 2022 1RT Total Absent 22040200_01A 3231 CARRIAGE DR DIST-A 0.09Apr 12, 2022
Mar 01, 2022 1RT Total Absent 22030002_01A 3231 CARRIAGE DR DIST-A 0.06Mar 03, 2022
Feb 10, 2022 1RT Total Absent 22020537_01A 3231 CARRIAGE DR DIST-A 0.08Feb 15, 2022
Sample
Date
#
Samples
Sample
Type
Coliform
Type
Result Sample
ID
Repeat of
Sample ID
Sample
Site
Facility Chlorine
Residual
Received
Date
Jan 28, 2022 1RT Total Absent 22011084_01A 3231 CARRIAGE DR DIST-A 2.20Feb 03, 2022
Dec 13, 2021 1RT Total Absent 21120593_01A 3231 CARRIAGE DR DIST-A 0.06Dec 16, 2021
Nov 02, 2021 1AS Total Absent 21110093_01A WELL SRC-AA Nov 12, 2021
Nov 02, 2021 1RT Total Absent 21110092_01A 3231 CARRIAGE DR DIST-A 0.04Nov 12, 2021
Oct 21, 2021 1RT Total Absent 21100822_01A 3231 CARRIAGE DR DIST-A 0.06Oct 27, 2021
Sep 20, 2021 1RT Total Absent 21090778_01A 3231 CARRIAGE DR DIST-A 0.01Sep 28, 2021
Aug 13, 2021 1RT Total Absent 21080693_01A 3231 CARRIAGE DR DIST-A 0.02Aug 23, 2021
Jul 01, 2021 1RT Total Absent 21070002_01A 3231 CARRIGE DR/KITCHEN DIST-A 0.06Jul 08, 2021
Jun 04, 2021 1RT Total Absent 21060358_01A 3231 CARRIAGE DR KITCHEN DIST-A 0.02Jun 15, 2021
May 03, 2021 1RT Total Absent 21050042_01A 3231 CARRIAGE DR KITCHEN DIST-A 0.03May 05, 2021
Apr 01, 2021 1RT Total Absent 21040002_01A 3231 CARRIAGE DR DIST-A Apr 07, 2021
Mar 01, 2021 1RT Total Absent 21030004_01A 3231 CARRIAGE DR DIST-A 2.20Mar 05, 2021
Feb 01, 2021 1RT Total Absent 21020005_01A 3231 CARRIAGE DR DIST-A 2.20Feb 18, 2021
Jan 04, 2021 1RT Total Absent 21010010_01A LAUNDRY ROOM DIST-A 0.11Jan 20, 2021



See also:  Coliform Fact Sheet  ::  Archived Results (prior to 2002)  ::  Recent 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  ::  Include results older than 2021



More information for this water system: SDWIS ID 174
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  Corrosion Control (LCR)  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA
Something missing? The new Chemical Results page replaces many pages, including arsenic and nitrate.

Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List

Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules

Need help? Email Drinking Water Services for assistance.Staff/Partner Login