OHA Drinking Water Services
OR41
PWS ID: 93944 ---- DOUGLAS CO PKS WHISTLERS BEND
Maximum Residual Disinfection Level (MRDL) Samples
MRDL Monitoring Requirements :: Excel Spreadsheet

Monitoring
Period
Entry
Point
Samples
Required
Samples
Collected
Period
Avg
Annual
Avg
Level
Compliance
Feb 01, 2026 DIST-A 1 1 1.8 1.3Y
Jan 01, 2026 DIST-A 1 1 1.3 1.2Y
Oct 01, 2025 DIST-A 1 1 1.2 1.1Y
Sep 01, 2025 DIST-A 1 1 1.5 1.1Y
Aug 01, 2025 DIST-A 1 1 1.4 1.1Y
Jun 01, 2025 DIST-A 1 1 1.4 1.1Y
May 01, 2025 DIST-A 1 1 1.2 1.0Y
Apr 01, 2025 DIST-A 1 1 1 1Y
Mar 01, 2025 DIST-A 1 1 1.1 1Y
Feb 01, 2025 DIST-A 1 1 1.1 1Y
Jan 01, 2025 DIST-A 1 1 0.9 1Y
Dec 01, 2024 DIST-A 1 1 0.9 1Y
Nov 01, 2024 DIST-A 1 1 0.9 1Y
Oct 01, 2024 DIST-A 1 1 1.1 1Y
Sep 01, 2024 DIST-A 1 1 1.1 1Y
Aug 01, 2024 DIST-A 1 1 1.6 1Y
Jul 01, 2024 DIST-A 1 1 1.1 1Y
Jun 01, 2024 DIST-A 1 1 0.2 1Y
May 01, 2024 DIST-A 1 1 0.5 1Y
Apr 01, 2024 DIST-A 1 1 1.1 1Y
Mar 01, 2024 DIST-A 1 1 1.4 1Y
Feb 01, 2024 DIST-A 1 1 1.1 1Y
Jan 01, 2024 DIST-A 1 1 1.1 1Y
Dec 01, 2023 DIST-A 1 1 1.8 1Y
Nov 01, 2023 DIST-A 1 1 1.5 1Y
Oct 01, 2023 DIST-A 1 1 1.8 1Y
Sep 01, 2023 DIST-A 1 1 1 1Y
Aug 01, 2023 DIST-A 1 1 1.6 1Y
Jul 01, 2023 DIST-A 1 1 1.8 1Y
Jun 01, 2023 DIST-A 1 1 1.2 1Y
May 01, 2023 DIST-A 1 1 1.2 1Y
Apr 01, 2023 DIST-A 1 1 1.2 1Y
Mar 01, 2023 DIST-A 1 1 1 1Y
Feb 01, 2023 DIST-A 1 1 1.2 1Y
Jan 01, 2023 DIST-A 1 1 0.9 1Y
Dec 01, 2022 DIST-A 1 1 1 1Y
Nov 01, 2022 DIST-A 1 1 0.8 1Y
Oct 01, 2022 DIST-A 1 1 1.8 1Y
Sep 01, 2022 DIST-A 1 1 0.8 1Y
Aug 01, 2022 DIST-A 1 1 0.5 1Y
Jul 01, 2022 DIST-A 1 1 0.8 1Y
Jun 01, 2022 DIST-A 1 1 1.8 1Y
May 01, 2022 DIST-A 1 1 1.8 1Y
Apr 01, 2022 DIST-A 1 1 1.5 1Y
Mar 01, 2022 DIST-A 1 1 1.6 1Y
Feb 01, 2022 DIST-A 1 1 0.7 1Y
Dec 01, 2021 DIST-A 1 2 0.4 1Y
Oct 01, 2021 DIST-A 1 1 0.05 1Y
May 01, 2021 DIST-A 1 2 2.0 1Y
Apr 01, 2021 DIST-A 1 1 1.3 1Y
Jan 01, 2021 DIST-A 1 1 1.5 1Y
Nov 01, 2020 DIST-A 1 1 1.5 1Y
Sep 01, 2020 DIST-A 1 1 1.5 1Y
Jul 01, 2020 DIST-A 1 1 0.8 1Y
Jun 01, 2020 DIST-A 1 1 0.4 1Y
May 01, 2020 DIST-A 1 1 1 1Y
Mar 01, 2020 DIST-A 1 2 1 1Y
Dec 01, 2019 DIST-A 1 0 1Y
Nov 01, 2019 DIST-A 1 1 1.5 1Y
Oct 01, 2019 DIST-A 1 1 1.7 1Y
Sep 01, 2019 DIST-A 1 1 0.8 1Y
Aug 01, 2019 DIST-A 1 1 1.6 1Y
Jul 01, 2019 DIST-A 1 1 1.8 1Y
Jun 01, 2019 DIST-A 1 1 0.8 0Y
May 01, 2019 DIST-A 1 1 0.1 0Y
Apr 01, 2019 DIST-A 4 0 0Y
Mar 01, 2019 DIST-A 1 0 0Y
Feb 01, 2019 DIST-A 1 0 0Y