OHA Drinking Water Services
OR41
PWS ID: 95342 ---- A RIVER RUNS THROUGH
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
Jan 01, 2026 DIST-A 1 1 0 0.4Y
Dec 01, 2025 DIST-A 1 0 0.5Y
Nov 01, 2025 DIST-A 1 0 0.5Y
Oct 01, 2025 DIST-A 1 0 0.5Y
Sep 01, 2025 DIST-A 1 1 0.36 0.5Y
Aug 01, 2025 DIST-A 1 1 0.58 0.5Y
Jul 01, 2025 DIST-A 1 1 0.47 0.5Y
Jun 01, 2025 DIST-A 1 1 0.78 0.5Y
May 01, 2025 DIST-A 1 1 0.41 0.4Y
Apr 01, 2025 DIST-A 1 1 0.61 0.4Y
Mar 01, 2025 DIST-A 1 1 0.31 0.4Y
Feb 01, 2025 DIST-A 1 1 0.36 0.4Y
Jan 01, 2025 DIST-A 1 1 0.45 0.4Y
Dec 01, 2024 DIST-A 1 1 0.35 0.4Y
Nov 01, 2024 DIST-A 1 1 0.46 0.4Y
Oct 01, 2024 DIST-A 1 1 0.38 0.4Y