OHA Drinking Water Services
OR41
PWS ID: 00134 ---- KELSO WATER ASSN
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 0.29 0.3Y
Jan 01, 2026 DIST-A 1 1 0.22 0.3Y
Dec 01, 2025 DIST-A 1 1 0.29 0.3Y
Nov 01, 2025 DIST-A 1 1 0.3 0.3Y
Oct 01, 2025 DIST-A 1 1 0.23 0.3Y
Sep 01, 2025 DIST-A 1 1 0.28 0.3Y
Aug 01, 2025 DIST-A 1 1 0.28 0.3Y
Jul 01, 2025 DIST-A 1 1 0.23 0.3Y
Jun 01, 2025 DIST-A 1 1 0.4 0.3Y
May 01, 2025 DIST-A 1 1 0.28 0.3Y
Apr 01, 2025 DIST-A 1 1 0.28 0.3Y
Mar 01, 2025 DIST-A 1 1 0.21 0.3Y
Feb 01, 2025 DIST-A 1 1 0.28 0.3Y
Jan 01, 2025 DIST-A 1 1 0.31 0.3Y
Dec 01, 2024 DIST-A 1 1 0.25 0.2Y
Nov 01, 2024 DIST-A 1 1 0.22 0.2Y
Oct 01, 2024 DIST-A 1 1 0.24 0.2Y