TEXAS, USA — As emergency crews respond to catastrophic, deadly flooding in Kerrville and the Hill Country region, two interactive maps can help residents and families track real-time flood levels and road closures across affected parts of Texas.

FEMA’s maps are essential tools for identifying flood risks, but they have significant gaps that limit their effectiveness.

In Kerrville, authorities went door to door to some homes after midnight on Sunday and warned residents that further flooding was possible.

Texas was hammered with heavy rain again Sunday, just nine days after catastrophic flash floods left more than 120 people dead in one of the worst natural disasters in the state’s

A swift-moving flood that swept through the Hill Country of Texas on Friday, killing at least 79 people and leaving many more missing, was a flash flood.