Drainage & Flooding: MUD 286 & Lakewood Crossing HOA 19June - PowerPoint PPT Presentation

Oct 08, 2022 •258 likes •368 views

Drainage & Flooding: MUD 286 & Lakewood Crossing HOA 19June 2018 Mike Rhodes VP MUD 286 Agenda Introduction Goals History Terms Drainage Maps The Players Timing Choices Resources Questions Why Is

Drainage & Flooding: MUD 286 & Lakewood Crossing HOA 19June 2018 Mike Rhodes VP MUD 286
Agenda • Introduction • Goals • History • Terms • Drainage Maps • The Players • Timing • Choices • Resources • Questions
Why Is This Important? • Protect our loved ones and property Lakewood Estates- Harvey
What is the Goal? Prevent “100 year” Flooding? Mitigate “100” year Flooding? Prevent “500 year” Flooding? Mitigate “500” year Flooding? Prevent “1,000 year” Flooding? Mitigate “1,000” year Flooding? Jones Road Faulkey Gully Road
Hurricane Harvey Rainfall Our HOA: 165 Homes Flooded
Our HOA: 17 Homes Flooded
One Day Peak Rainfall Frequency
Two Day Peak Rainfall Frequency
Four Day Peak Rainfall Frequency
Terms • Watershed-An area drained by a water system • Floodplain- An area of “low - lying” ground adjacent to a river and subject to flooding • Floodway-A channel built to take the floodwaters of a river • Mitigate-Make less severe, serious or painful • “100 year” Floodplain - 1% chance of flooding EACH year • “500 Year” Floodplain - 0.2% change of flooding EACH year • “1000 Year” Floodplain - 0.1% change of flooding EACH year

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