OHA Drinking Water Services
OR41
PWS ID: 92038 ---- DRIFT CREEK LANDING
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 0.78 1.3Y
Jan 01, 2026 DIST-A 1 1 1.15 1.4Y
Dec 01, 2025 DIST-A 1 1 1.22 1.5Y
Nov 01, 2025 DIST-A 1 1 1.26 1.5Y
Oct 01, 2025 DIST-A 1 1 1.28 1.6Y
Sep 01, 2025 DIST-A 1 1 1.14 1.7Y
Aug 01, 2025 DIST-A 1 1 1.31 1.7Y
Jul 01, 2025 DIST-A 1 1 1.18 1.8Y
Jun 01, 2025 DIST-A 1 1 1.4 1.8Y
May 01, 2025 DIST-A 1 1 1.52 1.9Y
Apr 01, 2025 DIST-A 1 1 1.76 1.9Y
Mar 01, 2025 DIST-A 1 1 1.24 2.0Y
Feb 01, 2025 DIST-A 1 1 2.28 2.1Y
Jan 01, 2025 DIST-A 1 1 2.13 2.1Y
Dec 01, 2024 DIST-A 1 1 1.98 2.0Y
Nov 01, 2024 DIST-A 1 1 1.95 2.1Y
Oct 01, 2024 DIST-A 1 1 2.21 2.2Y