3315 Walhalla Drive

• Heights

  Heights above sea level. Ground is from lidar. The first floor is our estimate from the foundation, not a survey. The flood line is how high FEMA expects water in a 1% annual chance flood. Ground and floor as of Oct 13, 2026. Flood line as of Oct 17, 2026.

  Ground 100.9 ft · first floor 102.1 ft · FEMA flood line 103.0 ft

• Flood map

  Share of land within ¼ mile in the floodway or an A zone such as AE, where lenders require flood insurance. As of Oct 17, 2026.

  62% of land within ¼ mile is high-risk

• Harvey nearby

  Single-family homes within ¼ mile in FEMA's Harvey damage estimate. A model estimate, not an inspection or a measured depth. As of Mar 4, 2026.

  0 of 318 nearby homes took water

• Harvey aid

  Every request for FEMA aid after Harvey from a damaged home in this ZIP. FEMA doesn't publish Harvey water depths or damage, so this shows what it paid. As of Oct 2, 2026.

  666 of 2,373 aid requests in 77066 got a FEMA grant

Loading the rest of the flood report for 3315 Walhalla Drive