OHA Drinking Water Services
OR41
PWS ID: 93815 ---- USFS BLACK CANYON CG
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
Jan 01, 2026 DIST-A 3 3 0.13 0.4Y
Dec 01, 2025 DIST-A 1 4 0.5 0.4Y
Nov 01, 2025 DIST-A 3 3 0.53 0.4Y
Oct 01, 2025 DIST-A 6 5 0.94 0.4Y
Sep 01, 2025 DIST-A 1 1 0.3 0.2Y
Aug 01, 2025 DIST-A 1 1 0.03 0.2Y
Jul 01, 2025 DIST-A 1 1 0.32 0.2Y
Jun 01, 2025 DIST-A 1 1 0.29 0.2Y
May 01, 2025 DIST-A 1 1 0.08 0.1Y