Resilient NY Program

Resilient NY Program

1 Resilient NY Program October 29, 2019 Thomas R. Snow Jr. New York City Watershed and Flood Resiliency Programs 2 Resilient NY Program Flood/Ice Jam studies - • Includes 48 high-priority watersheds across NYS § Comprehensive hydrologic and hydraulic analysis (HEC-RAS) and ice jams (where applicable); § Fluvial geomorphic assessment; § Current and future flood flows due to climate change will be evaluated; and § Reports will include specific project recommendations to mitigate flooding and ice jams. 3 4 Hudson River Watershed - Wappinger Creek – Dutchess County Roeliff Jansen Kill – Dutchess/Columbia Main Street Brook – Ulster County Catskill Creek – Greene County Stockport Creek – Columbia/Rensselaer 5 How where these watersheds chosen? • # of Repetitive Losses/community (FEMA information). • # Repetitive Losses/stream (FEMA/DEC information); • Total $ flood insurance payment (FEMA information); • DEC technical staff; • Consultation with Departments of Homeland Security and EmerGency Services and State; and • County Soil and Water Conservation District staff. 6 Flooding - • An unfortunate reality in and near riverine areas across NYS • Most recent catastrophic floods 2006, 2011, 2012 and 2013 • Isolated storms § July 2017 – Town of Whitestown/Village of Whitesboro, Hoosick Falls • Ice jam flooding is also a common occurrence 7 Mohawk River Watershed Flooding • In 2013/14, completed 13 state-of- the-art flood studies completed in high priority watersheds § 4 - Oneida County § 8 – Herkimer § 1 – Montgomery • Schoharie Creek – initiated by County SWCD • Restoration/mitigation plans to reduce risk and improve resiliency 8 Approach – same as in NYC watershed and Oneida, Herkimer and Montgomery Counties 9 Issues • Undersized bridges 10 Undersized stream channels Bellinger Brook Steele Creek 11 Issues - • No floodplains 12 Dams Steele Creek Oriskany Creek 13 Examples of flood mitigation projects resulting from these studies 14 Sauquoit Creek – Town of Whitestown 15 16 17 18 19 20 Lower Sauquoit Creek 21 Sauquoit Creek Anticipated Flooding – post Existing Condition project implementation 22 Sauquoit Creek – CSX and Commercial Drive Anticipated Flood Post Existing Flood Condition Project Implementation 23 Fulmer Creek – Herkimer County • Town of German Flatts • Village of Mohawk 24 Floodplain Restoration (Design and Construction) 25 Floodplain Restoration 26 Fulmer Creek - 27 High Back Failure – Fulmer Creek 28 29 Steele Creek – Floodplain Design • Acquisition of 34 properties - $3.9 million • Design of floodplain - $110,440 § Otsego Street to Second Street 30 Bridge Replacements – Otsego and Richfield 31 Questions • [email protected] or 518- 402-9395 • Herkimer/Oneida flood studies – • https://www.ocgov.net/oneida/planning/environmentwater/ReportsStudie sPub • NYC Watershed flood studies – • www.catskillstreams.org/lfa/.

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