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California WaterBlog

Tag: flood control

  • Not All Flood Maps are Created Equal

    By Indumati Roychowdhury, Kallee Bareket-Shavit, Ryan Miller, and Nicholas Pinter For assessing flood risk in California, not all flood maps are created equal. We compared FEMA’s flood maps to independent modeling, including climate-informed flood risk. This comparison illustrates very different pictures of flood risk, depending on the map used and how those maps were created,…

  • St. Helena, California: Dealing with a Field-of-Dreams Levee, Residual Risk, and a Flood of Controversy

    by Nicholas Pinter A new $37.2[1] million levee in the town of St. Helena, on the floodplain of the Napa River, has a colorful history and has been stirring local acrimony since its inception.  This project illustrates both the attraction of levee protection, in this case protecting a low-income neighborhood (“low income” by Napa standards)…