Natural Disaster Risk — ZIP Code 77597

Natural Hazard Profile: ZIP 77597, Texas

ZIP 77597 in Wallisville sits along the Gulf Coast. Its diverse climate produces an exceptionally varied climate from humid subtropical in the east to desert in the west, and notably overlapping tornado, hurricane, flood, and drought seasons. These conditions define the natural disaster environment for households across this ZIP code.

According to FEMA's National Risk Index, ZIP 77597 carries an overall risk score of 5.7/10, placing it in the moderate category. Coastal flooding is the dominant hazard, with storm surge from tropical systems and nor'easters capable of inundating low-lying shoreline areas well above normal tidal levels. The area also faces notable exposure to hurricane and wildfire.

Within Texas, ZIP 77597's risk is, near the 5.6/10 state average. Nationally, it ranks above the U.S. national average of 4.5/10. FEMA's analysis of Texas identifies coastal flood as the foremost hazard, followed by hurricane and wildfire. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a moderate risk rating, ZIP 77597 residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for coastal flood is recommended.