OHA Drinking Water Services
OR41
PWS ID: 91839 ---- COAST MARINA & RV PARK
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 1 1 4.4 1.8Y
Oct 01, 2025 DIST-A 1 1 0.78 1.0Y
Jul 01, 2025 DIST-A 1 1 0.92 1.0Y
Apr 01, 2025 DIST-A 1 1 1.11 1.0Y
Jan 01, 2025 DIST-A 1 1 1.24 1.0Y
Oct 01, 2024 DIST-A 1 1 0.7 0.7Y