ST. PETERSBURG, Fla.--(BUSINESS WIRE)--For nearly 20 years, FEMA's flood maps in Harris County, Texas, remained largely unchanged, leaving homeowners with an incomplete picture of their true flood risk. Hurricane Harvey proved it: roughly 70% of flooded homes sat outside the officially mapped high-risk zone. The new draft maps proposed for Harris County, released in February 2026, represent a step forward in aligning public policy with the region's actual hydrological risk. What the proposal do.