HCFCD has completed its part of the work and estimates FEMA has completed 20% of its at this point. This graphic shows the timetable and stages. Within the next few months, FEMA will release new floodplain maps. Harris County Flood Control District then modeled updated rainfall probability statistics (Atlas-14 data) from NOAA against the terrain data.įEMA is now reviewing the results and validating data. They used LiDAR data with 9 times more resolution than the maps developed after Tropical Storm Allison in 2001. It began by acquiring new, more accurate topographic (elevation) data for every watershed in the county and surrounding areas. In response, the Harris County Flood Control District, NOAA and FEMA launched the MAAPNext project. In the wake of back-to-back-to-back 500-year floods in 2015, 2016, and 2017, it became clear that the floodplain maps which guided development in Harris County woefully underestimated the real flood risk in the region. MAAPNext stands for the next-level Modeling, Assessment and Awareness Project. In related news, the entire northeastern part of Harris County is still getting less than one thousandth of one percent of all active construction spending on bond projects.įor more detail read on. New Flood Insurance Rate Maps (floodplain maps) should be released within the next six months. Floodplain Status/Floodplain Determinationįor questions pertaining to development and construction of or improvements to a property in Nassau Bay, contact the Nassau Bay Building Department at (281)-336-6292 or via email at visit our Resource Page for further information.On Tuesday, 5/24/22, the Flood Control District transmitted updates on two projects ( MAAPNext and the 2018 Flood Bond) to Harris County Commissioners.Flood Insurance Rate Map (FIRM or floodplain map).Select one of the following to view Frequently Asked Questions and Answers related to that topic. To learn more about Floodplain Management in Nassau Bay, please review the Frequently Asked Questions & Answers provided by the Harris County Flood Control District. Valuable information regarding stream and rain gauges from Clear Creek and Clear Lake is available from the Harris County Flood Warning System.Īdditional information is provided by the Harris County Flood Control District utilizing a Flood Education Mapping Tool, which provides information regarding the boundaries of mapped floodplains in Harris County relative to residences, business and other structures. This website will locate your official flood map, access a range of other flood hazard products and provide tools for understanding flood risk. Nassau Bay residents and businesses are encouraged to familiarize themselves with flood hazard information, using the FEMA Flood Map Service Center. Because flood risks change over time, FEMA and the National Flood Insurance Program (NFIP) work with communities, such as Nassau Bay, to identify and map flood risk on an ongoing basis. Property owners, insurance agents and lenders can use these flood maps to determine flood insurance requirements and policy costs. The Federal Emergency Management Agency (FEMA) provides official maps delineating both special hazard areas and high-risk zones within a community. Floodplain Managementĭangerous flooding can occur with little warning. A detailed map of the City of Nassau Bay is available here. It is adjacent to the Johnson Space Center (JSC), which lies on the north side of Texas State Highway NASA Road 1 within the Houston city limits. It is bordered south of Galveston by Clear Creek and to the southeast of Clear Lake, an arm of Galveston Bay. It is bordered to the west by the city of Webster, and to the north by the city of Houston. Nassau Bay is located in southeastern Harris County.
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