OHA Drinking Water Services
OR41
PWS ID: 00318 ---- GEARHART WATER DEPARTMENT
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
Apr 01, 2026 DIST-A 2 2 0.4 1.2Y
Mar 01, 2026 DIST-A 2 2 1 1.3Y
Feb 01, 2026 DIST-A 2 2 1.4 1.2Y
Jan 01, 2026 DIST-A 2 2 1 1.2Y
Dec 01, 2025 DIST-A 2 2 0.5 1.2Y
Nov 01, 2025 DIST-A 2 1 1.5 1.2Y
Oct 01, 2025 DIST-A 2 2 1.5 1.2Y
Sep 01, 2025 DIST-A 2 2 1 1.2Y
Aug 01, 2025 DIST-A 2 2 1.0 1.3Y
Jul 01, 2025 DIST-A 2 2 2 1.3Y
Jun 01, 2025 DIST-A 2 2 2 1.2Y
May 01, 2025 DIST-A 2 2 1 1.1Y
Apr 01, 2025 DIST-A 2 1 1.5 1.1Y
Mar 01, 2025 DIST-A 2 2 0.4 1.1Y
Feb 01, 2025 DIST-A 2 2 1.6 1.2Y
Jan 01, 2025 DIST-A 2 2 1 1.1Y
Dec 01, 2024 DIST-A 2 2 0.4 1.1Y
Nov 01, 2024 DIST-A 2 2 1 1.5Y
Oct 01, 2024 DIST-A 2 2 2 2.0Y