Virginia is getting wetter and the costs of unmanaged run off are rising.In many parts of the Commonwealth, heavier downpours, aging drainage infrastructure, and tighter water-quality expectations are colliding at once. The result is simple: properties that rely on “good enough” ditches, clogged inlets, or neglected ponds are more likely to face erosion, flooding, regulatory exposure, and expensive repairs. This 2026 guide breaks down the real-world value of stormwater manage