One of the most accessible tools is an interactive floodplain map offered by Harris County. The map shows floodways, 100-year floodplains, and 500-year floodplains, key indicators of how likely ...

This map accounts for tides, but not waves and not flooding caused by rainfall. The map also includes intertidal areas, which routinely flood during typical high tides.

Eight years after Hurricane Harvey, FEMA flood map updates for Harris County delayed again By Rebekah F. Ward, Staff writer May 2, 2025 ...

The majority of flood victims in Texas are underinsured. — -- Eight in 10 homeowners who have already endured Harvey’s wrath may be in for another hit after the floodwaters drain and they ...