OHA Drinking Water Services
OR41
PWS ID: 00600 ---- CHR DISTRICT IMPROVEMENT CO
Surface Water Treatment Rule

Abbreviations:  CFE = Combined filter effluent, CT = Contact time, IFE = Individual filter effluent, MCL = Maximum contaminant level, MRDL = Maximum residual disinfection level, N = No (requirement was not met), WTP = Water treatment plant, Y = Yes (requirement was met).

Results not meeting criteria are outlined in red.

Monitoring
Period
Date
Received
Entry
Point
< CFE 95 %
Turbidity
MCL
< CFE Max
Turbidity
MCL
IFE
Triggers
Met
CT's
Required
Met
Chlorine
at Entry
Point
Membrane
Parameters
Met
Aug 01, 2024 (pdf) Sep 09, 2024 WTP-AYYYYY
Jul 01, 2024 (pdf) Aug 09, 2024 WTP-AYYYYY
Jun 01, 2024 (pdf) Jul 10, 2024 WTP-AYYYY
May 01, 2024 (pdf) Jun 10, 2024 WTP-AYYYYY
Apr 01, 2024 (pdf) May 10, 2024 WTP-AYYYYY
Mar 01, 2024 (pdf) Apr 11, 2024
Late
WTP-AYYYYY
Feb 01, 2024 (pdf) Mar 08, 2024 WTP-AYYYYY
Incomplete
Jan 01, 2024 (pdf) Mar 08, 2024
Late
WTP-AYYYY
Dec 01, 2023 (pdf) Jan 10, 2024 WTP-AYYYY
Nov 01, 2023 (pdf) Dec 15, 2023
Late
WTP-AYYYY
Oct 01, 2023 (pdf) Nov 10, 2023 WTP-AYYYY
Sep 01, 2023 (pdf) Oct 10, 2023 WTP-AYYYY
Aug 01, 2023 (pdf) Sep 10, 2023 WTP-AYYYY
Jul 01, 2023 (pdf) Aug 10, 2023 WTP-AYYYY
Jun 01, 2023 (pdf) Jul 07, 2023 WTP-AYYYY
May 01, 2023 (pdf) Jun 08, 2023 WTP-AYYYY
Apr 01, 2023 (pdf) May 08, 2023 WTP-AYYYY
Mar 01, 2023 (pdf) Apr 10, 2023 WTP-AYYYY
Feb 01, 2023 (pdf) Mar 08, 2023 WTP-AYYYY
Jan 01, 2023 (pdf) Feb 09, 2023 WTP-AYYYY
Dec 01, 2022 (pdf) Jan 10, 2023 WTP-AYYYY
Nov 01, 2022 (pdf) Dec 02, 2022 WTP-AYYYY
Oct 01, 2022 (pdf) Nov 07, 2022 WTP-AYYYY
Sep 01, 2022 (pdf) Oct 10, 2022 WTP-AYYYY
Aug 01, 2022 (pdf) Sep 09, 2022 WTP-AYYYY
Jul 01, 2022 (pdf) Aug 10, 2022 WTP-AYYYY
Jun 01, 2022 (pdf) Jul 07, 2022 WTP-AYYYY
May 01, 2022 (pdf) Jun 02, 2022 WTP-AYYYY
Apr 01, 2022 (pdf) May 09, 2022 WTP-AYYYY
Mar 01, 2022 (pdf) Apr 06, 2022 WTP-AYYYY
Feb 01, 2022 (pdf) Mar 04, 2022 WTP-AYYYY
Jan 01, 2022 (pdf) Feb 10, 2022 WTP-AYYYY
Dec 01, 2021 (pdf) Jan 07, 2022 WTP-AYYYY
Nov 01, 2021 (pdf) Dec 17, 2021
Late
WTP-AYYYY
Oct 01, 2021 (pdf) Nov 10, 2021 WTP-AYYYY
Sep 01, 2021 (pdf) Oct 08, 2021 WTP-AYYYY
Aug 01, 2021 (pdf) Sep 10, 2021 WTP-AYYYY
Jul 01, 2021 (pdf) Aug 03, 2021 WTP-AYYYY
Jun 01, 2021 (pdf) Jul 06, 2021 WTP-AYYYY
May 01, 2021 (pdf) Jun 02, 2021 WTP-AYYYY
Apr 01, 2021 (pdf) May 06, 2021 WTP-AYYYY
Mar 01, 2021 (pdf) Apr 06, 2021 WTP-AYYYY
Feb 01, 2021 (pdf) Mar 09, 2021 WTP-AYYYY
Jan 01, 2021 (pdf) Feb 02, 2021 WTP-AYYYY
Dec 01, 2020 Jan 06, 2021 WTP-AYYYY
Nov 01, 2020 Dec 03, 2020 WTP-AYYYY
Oct 01, 2020 Nov 10, 2020 WTP-AYYYY
Sep 01, 2020 Oct 08, 2020 WTP-AYYYY
Aug 01, 2020 Sep 18, 2020
Late
WTP-AYYYY
Jul 01, 2020 Aug 09, 2020 WTP-AYYYY
Jun 01, 2020 Jul 03, 2020 WTP-AYYYY
May 01, 2020 Jun 05, 2020 WTP-AYYYY
Apr 01, 2020 May 10, 2020 WTP-AYYYY
Mar 01, 2020 Apr 10, 2020 WTP-AYYYY
Feb 01, 2020 Mar 06, 2020 WTP-AYYYY
Jan 01, 2020 Feb 09, 2020 WTP-AYYYY
Dec 01, 2019 Jan 07, 2020 WTP-AYYYY
Nov 01, 2019 Dec 04, 2019 WTP-AYYYY
Oct 01, 2019 Nov 10, 2019 WTP-AYYYY
Sep 01, 2019 Oct 10, 2019 WTP-AYYYY
Aug 01, 2019 Sep 04, 2019 WTP-AYYYY
Jul 01, 2019 Aug 01, 2019 WTP-AYYYY
Jun 01, 2019 Jul 04, 2019 WTP-AYYYY
May 01, 2019 May 31, 2019 WTP-AYYYY
Apr 01, 2019 May 01, 2019 WTP-AYYYY
Mar 01, 2019 Apr 02, 2019 WTP-AYYYY
Feb 01, 2019 Mar 08, 2019 WTP-AYYYY
Jan 01, 2019 Feb 06, 2019 WTP-AYYYY



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