OHA Drinking Water Services
OR41
PWS ID: 00601 ---- HILAND WC - RIVERBEND
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 1.2 1.3Y
Jan 01, 2026 DIST-A 1 1 1.11 1.3Y
Dec 01, 2025 DIST-A 1 1 1.05 1.3Y
Nov 01, 2025 DIST-A 1 1 1.4 1.3Y
Oct 01, 2025 DIST-A 1 1 1.3 1.3Y
Sep 01, 2025 DIST-A 1 1 1.82 1.3Y
Aug 01, 2025 DIST-A 1 1 1.5 1.3Y
Jul 01, 2025 DIST-A 1 1 0.73 1.3Y
Jun 01, 2025 DIST-A 1 1 1.2 1.3Y
May 01, 2025 DIST-A 1 1 1.2 1.3Y
Apr 01, 2025 DIST-A 1 1 1.5 1.3Y
Mar 01, 2025 DIST-A 1 1 1.3 1.3Y
Feb 01, 2025 DIST-A 1 1 1.21 1.3Y
Jan 01, 2025 DIST-A 1 1 1.32 1.3Y
Dec 01, 2024 DIST-A 1 1 1.08 1.4Y
Nov 01, 2024 DIST-A 1 1 1.04 1.5Y
Oct 01, 2024 DIST-A 1 1 1.93 1.9Y