OHA Drinking Water Services
OR41
PWS ID: 01288 ---- EAST YAMHILL RURAL WD
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 0.34 0.4Y
Jan 01, 2026 DIST-A 1 1 0.63 0.4Y
Dec 01, 2025 DIST-A 1 1 0.42 0.4Y
Nov 01, 2025 DIST-A 1 1 0.28 0.4Y
Oct 01, 2025 DIST-A 1 1 0.37 0.4Y
Sep 01, 2025 DIST-A 1 1 0.48 0.4Y
Aug 01, 2025 DIST-A 1 1 0.49 0.4Y
Jul 01, 2025 DIST-A 1 1 0.39 0.4Y
Jun 01, 2025 DIST-A 1 1 0.47 0.4Y
May 01, 2025 DIST-A 1 1 0.37 0.4Y
Apr 01, 2025 DIST-A 1 1 0.4 0.5Y
Mar 01, 2025 DIST-A 1 1 0.47 0.5Y
Feb 01, 2025 DIST-A 1 1 0.54 0.5Y
Jan 01, 2025 DIST-A 1 1 0.51 0.4Y
Dec 01, 2024 DIST-A 1 1 0.49 0.4Y
Nov 01, 2024 DIST-A 1 1 0.35 0.4Y
Oct 01, 2024 DIST-A 1 1 0.41 0.4Y