Draft Floodplain Lower San Antonio River

Draft floodplain layer of the Lower San Antonio for the public usage of the "Draft Floodplain Viewer" Application. Data was provided by the Engineering Department. The Layer is symbolized by the field, "ZONE_SUBTY" showing the following: • "1% Annual Chance Flood Hazard" = blank and null values • "Future Conditions 1% Annual Chance Flood Hazard" = 0300 • "0.2% Annual Chance Flood Hazard" = 0500 • "Regulatory Floodway" = 1100 Published: S:\IT-GIS\Working Files\Secure\GIS_Support\ENG\Publishing\WSE_DraftFloodplainViewer\DraftFloodplainViewer_Cloud\DraftFloodplainViewer_Cloud.aprx 2025-01 OS@[e-mail]本数据集为供「草案版洪泛区查看器（Draft Floodplain Viewer）」应用公开使用的下圣安东尼奥河下游草案版洪泛区图层。数据由工程部门提供。该图层通过字段「ZONE_SUBTY」实现符号化展示，对应规则如下： • 「1%年一遇洪水风险（1% Annual Chance Flood Hazard）」对应空白值与空值 • 「未来情景1%年一遇洪水风险（Future Conditions 1% Annual Chance Flood Hazard）」对应编码0300 • 「0.2%年一遇洪水风险（0.2% Annual Chance Flood Hazard）」对应编码0500 • 「法定行洪通道（Regulatory Floodway）」对应编码1100 发布路径：S:IT-GISWorking FilesSecureGIS_SupportENGPublishingWSE_DraftFloodplainViewerDraftFloodplainViewer_CloudDraftFloodplainViewer_Cloud.aprx 发布时间：2025年1月 关联空间数据库：OS@[e-mail]