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. Rainfall within the 111 square miles of the watershed drains to the primary waterway, White Oak Bayou (HCFCD Unit E100-00-00). It is bordered to the west by the city of Webster, and to the north by the city of Houston. White Oak Bayou The White Oak Bayou watershed stretches from central to northwest Harris County and includes the City of Jersey Village and portions of the City of Houston. Nassau Bay is located in southeastern Harris County.

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