OHA Drinking Water Services
OR41
PWS ID: 00218 ---- CORNELIUS, 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 15 15 0.98 1.0Y
Jan 01, 2026 DIST-A 15 15 1 1.0Y
Dec 01, 2025 DIST-A 15 15 1 1.0Y
Nov 01, 2025 DIST-A 15 15 1.04 1.0Y
Oct 01, 2025 DIST-A 15 15 1 1.0Y
Sep 01, 2025 DIST-A 15 15 1 1.0Y
Aug 01, 2025 DIST-A 15 15 0.9 1.0Y
Jul 01, 2025 DIST-A 15 15 1 1.0Y
Jun 01, 2025 DIST-A 15 15 1.1 1.1Y
May 01, 2025 DIST-A 15 15 1.0 1.0Y
Apr 01, 2025 DIST-A 15 15 1.09 1.1Y
Mar 01, 2025 DIST-A 15 15 1 1.0Y
Feb 01, 2025 DIST-A 15 15 1 1.1Y
Jan 01, 2025 DIST-A 15 15 1.3 1.1Y
Dec 01, 2024 DIST-A 15 15 1.05 1.0Y
Nov 01, 2024 DIST-A 15 15 1 1.0Y
Oct 01, 2024 DIST-A 15 15 0.92 0.9Y