OHA Drinking Water Services
OR41
PWS ID: 00705 ---- SOUTH UMPQUA WATER ASSOCIATION
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
Mar 01, 2026 DIST-A 1 1 0.58 0.3Y
Feb 01, 2026 DIST-A 1 1 0.39 0.3Y
Jan 01, 2026 DIST-A 1 1 0.39 0.3Y
Dec 01, 2025 DIST-A 1 1 0.12 0.4Y
Nov 01, 2025 DIST-A 1 1 0.47 0.4Y
Oct 01, 2025 DIST-A 1 1 0.16 0.3Y
Sep 01, 2025 DIST-A 1 1 0.36 0.4Y
Aug 01, 2025 DIST-A 1 1 0.36 0.4Y
Jul 01, 2025 DIST-A 1 1 0.14 0.4Y
Jun 01, 2025 DIST-A 1 1 0.52 0.4Y
May 01, 2025 DIST-A 1 1 0.17 0.4Y
Apr 01, 2025 DIST-A 1 1 0.54 0.4Y
Mar 01, 2025 DIST-A 1 0 0.4Y
Feb 01, 2025 DIST-A 1 1 0.48 0.4Y
Jan 01, 2025 DIST-A 1 1 0.58 0.4Y
Dec 01, 2024 DIST-A 1 1 0.43 0.3Y
Nov 01, 2024 DIST-A 1 1 0.06 0.2Y
Oct 01, 2024 DIST-A 1 1 0.38 0.4Y