OHA Drinking Water Services
OR41
PWS ID: 95571 ---- HANLEY FARM LIVING HISTORY MUSEUM
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 0.04 1.5Y
Jan 01, 2026 DIST-A 1 1 3.4 1.6Y
Dec 01, 2025 DIST-A 1 1 1.9 1.3Y
Nov 01, 2025 DIST-A 4 6 2 1.5Y
Oct 01, 2025 DIST-A 1 1 0.7 1.4Y
Sep 01, 2025 DIST-A 1 0 1.5Y
Aug 01, 2025 DIST-A 1 1 0 1.5Y
Jul 01, 2025 DIST-A 1 1 2.7 1.7Y
Jun 01, 2025 DIST-A 1 0 1.5Y
May 01, 2025 DIST-A 1 1 1.6 1.5Y
Apr 01, 2025 DIST-A 1 1 1.7 1.5Y
Mar 01, 2025 DIST-A 1 1 0.4 1.5Y
Feb 01, 2025 DIST-A 1 0 1.7Y
Jan 01, 2025 DIST-A 1 1 0.8 1.7Y
Dec 01, 2024 DIST-A 1 1 3.4 2.0Y
Nov 01, 2024 DIST-A 1 1 1.5 1.3Y
Oct 01, 2024 DIST-A 1 1 1.2 1.2Y