1. Natural Hazards Science: Reducing America’s Risk from Floods David Ford David Ford Consulting Engineers

3. Keep people and property out of flood waters

4. Keep flood waters away from people and property

6. Start Estimate flow consistent with risk Compute water level for that flow Map potentially flooded area Design & build or regulate

7. Superhighway

8. Compute water level for that flow Map potentially flooded area

10. Dirt road

11. Start Estimate flow consistent with risk

12. Record history Predict future Driving directions

13. 1997 Flood New regulatory flood Old regulatory flood 1900 2000 Peak Flow, CFS Consumnes River near Michigan Bar, CA

16. Start Estimate flow consistent with risk Simulate performance Evaluate potential damage Design & build or regulate

17. Bottom line… USGS provides data and develops methods needed for wise water and land management decisions.