OHA Drinking Water Services
OR41
PWS ID: 00002 ---- ADRIAN, CITY OF
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 0.01 0.4Y
Jan 01, 2026 DIST-A 1 1 0.06 0.4Y
Dec 01, 2025 DIST-A 1 1 0.18 0.4Y
Nov 01, 2025 DIST-A 1 1 0.04 0.5Y
Oct 01, 2025 DIST-A 1 1 0.04 0.5Y
Sep 01, 2025 DIST-A 1 1 0.43 0.5Y
Aug 01, 2025 DIST-A 1 0 0.5Y
Jul 01, 2025 DIST-A 1 0 0.5Y
Jun 01, 2025 DIST-A 1 1 0.03 0.5Y
May 01, 2025 DIST-A 1 0 0.6Y
Apr 01, 2025 DIST-A 1 2 0.62 0.6Y
Mar 01, 2025 DIST-A 1 1 2.2 0.6Y
Feb 01, 2025 DIST-A 1 1 0.19 0.3Y
Jan 01, 2025 DIST-A 1 1 0.09 0.3Y
Dec 01, 2024 DIST-A 1 1 0.53 0.4Y
Nov 01, 2024 DIST-A 1 1 0.49 0.3Y
Oct 01, 2024 DIST-A 1 1 0.04 0Y