EnviroAtlas - Austin, TX - People and Land Cover in Floodplains by Block Group

This EnviroAtlas dataset describes the total counts and percentage of population, land area, and impervious surface in the 1% Annual Chance Flood Hazard area or 0.2%...本EnviroAtlas数据集描述了年度发生概率为1%的洪水灾害区或0.2%年度发生概率洪水灾害区（原文未完整）内的人口、土地面积与不透水面的总量及占比情况。