OHA Drinking Water Services
OR41
PWS ID: 00717 ---- GREEN AREA WATER & SANITARY AUTHORITY
Surface Water Treatment Rule

MRDL Summary

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		CT's
Required
Met		Chlorine
at Entry
Point		Membrane
Parameters
Met
Feb 01, 2026 (pdf) Mar 03, 2026 WTP-AYYYYY
Jan 01, 2026 (pdf) Feb 06, 2026 WTP-AY
Jan 01, 2026 (pdf) Feb 02, 2026 WTP-AYYYY
Dec 01, 2025 (pdf) Jan 06, 2026 WTP-AYYYYY
Nov 01, 2025 (pdf) Dec 02, 2025 WTP-AYYYYY
Oct 01, 2025 (pdf) Nov 03, 2025 WTP-AYYYYY
Sep 01, 2025 (pdf) Oct 01, 2025 WTP-AYYYYY
Aug 01, 2025 (pdf) Sep 02, 2025 WTP-AYYYYY
Jul 01, 2025 (pdf) Aug 04, 2025 WTP-AYYYYY
Jun 01, 2025 (pdf) Jul 01, 2025 WTP-AYYYY
May 01, 2025 (pdf) Jun 02, 2025 WTP-AYYYY
Apr 01, 2025 (pdf) May 01, 2025 WTP-AYYYY
Mar 01, 2025 (pdf) Apr 02, 2025 WTP-AYYYY
Feb 01, 2025 (pdf) Mar 10, 2025 WTP-AYYYY
Jan 01, 2025 (pdf) Feb 03, 2025 WTP-AYYYY
Dec 01, 2024 (pdf) Jan 03, 2025 WTP-AYYYY
Nov 01, 2024 (pdf) Dec 03, 2024 WTP-AYYYY
Oct 01, 2024 (pdf) Nov 04, 2024 WTP-AYYYY
Sep 01, 2024 (pdf) Oct 02, 2024 WTP-AYYYY
Aug 01, 2024 (pdf) Sep 03, 2024 WTP-AYYYY
Jul 01, 2024 (pdf) Aug 01, 2024 WTP-AYYYY
Jun 01, 2024 (pdf) Jul 01, 2024 WTP-AYYYY
May 01, 2024 (pdf) Jun 03, 2024 WTP-AYYYY
Apr 01, 2024 (pdf) May 03, 2024 WTP-AYYYY
Mar 01, 2024 (pdf) Apr 02, 2024 WTP-AYYYY
Feb 01, 2024 (pdf) Mar 01, 2024 WTP-AYYYY
Jan 01, 2024 (pdf) Feb 08, 2024 WTP-AYYYY
Dec 01, 2023 (pdf) Jan 02, 2024 WTP-AYYYY
Nov 01, 2023 (pdf) Dec 01, 2023 WTP-AYYYY
Oct 01, 2023 (pdf) Nov 01, 2023 WTP-AYYYY
Sep 01, 2023 (pdf) Oct 02, 2023 WTP-AYYYY
Aug 01, 2023 (pdf) Sep 05, 2023 WTP-AYYYY
Jul 01, 2023 (pdf) Aug 01, 2023 WTP-AYYYY
Jun 01, 2023 (pdf) Jul 06, 2023 WTP-AYYYY
May 01, 2023 (pdf) Jun 02, 2023 WTP-AYYYY
Apr 01, 2023 (pdf) May 01, 2023 WTP-AYYYY
Mar 01, 2023 (pdf) Apr 04, 2023 WTP-AYYYY
Feb 01, 2023 (pdf) Mar 01, 2023 WTP-AYYYY
Jan 01, 2023 (pdf) Feb 01, 2023 WTP-AYYYY
Dec 01, 2022 (pdf) Jan 03, 2023 WTP-AYYYY
Nov 01, 2022 (pdf) Dec 01, 2022 WTP-AYYYY
Oct 01, 2022 (pdf) Nov 01, 2022 WTP-AYYYY
Sep 01, 2022 (pdf) Oct 05, 2022 WTP-AYYYY
Aug 01, 2022 (pdf) Sep 01, 2022 WTP-AYYYY
Jul 01, 2022 (pdf) Aug 01, 2022 WTP-AYYYY
Jun 01, 2022 (pdf) Jul 01, 2022 WTP-AYYYY
May 01, 2022 (pdf) Jun 01, 2022 WTP-AYYYY
Apr 01, 2022 (pdf) May 02, 2022 WTP-AYYYY
Mar 01, 2022 (pdf) Apr 04, 2022 WTP-AYYYY
Feb 01, 2022 (pdf) Mar 07, 2022 WTP-AYYYY
Jan 01, 2022 (pdf) Feb 01, 2022 WTP-AYYYY
Dec 01, 2021 (pdf) Jan 04, 2022 WTP-AYYYY
Nov 01, 2021 (pdf) Dec 02, 2021 WTP-AYYYY
Oct 01, 2021 (pdf) Nov 02, 2021 WTP-AYYYY
Sep 01, 2021 (pdf) Oct 01, 2021 WTP-AYYYY
Aug 01, 2021 (pdf) Sep 01, 2021 WTP-AYYYY
Jul 01, 2021 (pdf) Aug 02, 2021 WTP-AYYYY
Jun 01, 2021 (pdf) Jul 02, 2021 WTP-AYYYY
May 01, 2021 (pdf) Jun 01, 2021 WTP-AYYYY
Apr 01, 2021 (pdf) May 04, 2021 WTP-AYYYY
Mar 01, 2021 (pdf) Apr 01, 2021 WTP-AYYYY
Feb 01, 2021 (pdf) Mar 02, 2021 WTP-AYYYY
Jan 01, 2021 (pdf) Feb 02, 2021 WTP-AYYYY