OHA Drinking Water Services
OR41
PWS ID: 01464 ---- HIDDEN MEADOWS WATER ASSN INC
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
Mar 01, 2026 DIST-A 1 1 0.32 0.4Y
Feb 01, 2026 DIST-A 1 1 0.22 0.5Y
Jan 01, 2026 DIST-A 1 1 0.29 0.5Y
Dec 01, 2025 DIST-A 1 1 0.47 0.5Y
Nov 01, 2025 DIST-A 4 1 0.2 0.5Y
Oct 01, 2025 DIST-A 1 1 0.13 0.6Y
Sep 01, 2025 DIST-A 1 1 0.26 0.6Y
Aug 01, 2025 DIST-A 1 1 1.4 0.6Y
Jul 01, 2025 DIST-A 1 1 0.74 0.5Y
Jun 01, 2025 DIST-A 1 1 0.32 0.5Y
May 01, 2025 DIST-A 1 1 0.55 0.5Y
Apr 01, 2025 DIST-A 1 2 0.2 0.5Y
Mar 01, 2025 DIST-A 1 1 0.58 0.6Y
Feb 01, 2025 DIST-A 1 0 0.6Y
Jan 01, 2025 DIST-A 1 1 0.81 0.6Y
Dec 01, 2024 DIST-A 1 2 0.77 0.6Y
Nov 01, 2024 DIST-A 1 1 0.66 0.4Y
Oct 01, 2024 DIST-A 1 1 0.23 0.2Y