Landscaping & Drainage Will a 1% slope drain? February 6, 2026 by Myaya | Leave a Comment A 1% slope can effectively drain water, but its success depends on various factors such as the length of the slope, soil type, and drainage needs. A slight slope like 1% is suitable for areas with minimal water accumulation and can prevent water pooling, thus protecting structures from water damage. How Does a 1% Slope […] Read more ยป