Walnut Grove Drainage services addresses common issues like wet basements, flooded yards, and poor soil percolation (often clay-based) through perimeter drain repairs, French drains, and, in some cases, excavation services; Located in Walnut Grove, BC AMA Excavation, Drainage & Septic Services. www.septicrepairlangleybc.com Located in Walnut Grove, BC specializing in Drainage Solutions. Common Issues and Solutions: Winter management: Proper maintenance includes, in some cas