USGS - Harvey High Water Marks

During and after Hurricane Harvey, the US Geological Survey recorded high water marks across southeast Texas, as they do for every major storm. The files in this dataset provide 2123 high water marks for Hurricane Harvey flooding, among 1258 sites. These files were downloaded following the steps below. If you'd like to check the original sources again, or search for HWM for a different storm, you may find these directions helpful. Finding, Downloading and Filtering USGS High Water Marks (HWM) 1. Visit USGS website: https://water.usgs.gov/floods/history.html, which lets you… 2. Click on Hurricane Harvey: https://www.usgs.gov/harvey, which lets you… 3. Click on green button Get Data: https://stn.wim.usgs.gov/fev/#HarveyAug2017 4. In left margin menu of resulting page, click a second Get Data link. This will open up the remaining options below. 5. Click each data type you want, such as High-Water Mark, Peak Summary, or Sensor Data. It’s only csv or REST (json or xml). * I downloaded the HWM as csv, opened in Excel, clicked the Sort & Filter tool in Excel toolbar, clicked Filter, then filtered on \"Harvey Aug 2017” in the popup list for column E (Event Name). I saved the result to a new spreadsheet which now has 2123 records, plus column labels in row 1. * To understand the fields or columns of this table, see HWM_Peaks_Sensors_Data_Dictionary_20180329.xslx in the contents below.飓风哈维（Hurricane Harvey）暴发期间及过后，美国地质调查局（US Geological Survey，USGS）如同历次大型风暴一样，在得克萨斯州东南部记录了高水位标记（High Water Marks, HWM）。本数据集包含1258个测点对应的2123条飓风哈维洪水高水位标记记录。以下为该数据集文件的获取步骤。若您希望再次核查原始来源，或检索其他风暴的高水位标记数据，下述操作指南将为您提供帮助。 查找、下载并筛选美国地质调查局高水位标记（HWM）数据 1. 访问美国地质调查局官网：https://water.usgs.gov/floods/history.html，该页面可提供相关服务…… 2. 点击飓风哈维专属页面：https://www.usgs.gov/harvey，该页面可提供相关服务…… 3. 点击绿色「获取数据」按钮：https://stn.wim.usgs.gov/fev/#HarveyAug2017 4. 在跳转页面的左侧边栏菜单中，点击第二个「获取数据」链接，将展开下方其余可选操作。 5. 勾选您所需的各类数据类型，例如高水位标记、峰值汇总数据或传感器数据。支持的数据格式仅为CSV或REST（JSON或XML）。 * 本次数据集制作者以CSV格式下载高水位标记数据，使用Microsoft Excel打开文件后，点击工具栏中的「排序与筛选」工具，启用筛选功能，并在E列（事件名称）的弹出列表中筛选「Harvey Aug 2017」条目。随后将筛选结果保存为新的电子表格，该表格包含2123条数据记录及第一行的列标签。 * 若您希望了解本表的字段或列信息，请查阅本数据集附件中的HWM_Peaks_Sensors_Data_Dictionary_20180329.xslx文件。