What is a 2 year storm? A ten year storm?
What is a 2-year storm?

A 2-year storm has a 50 percent chance of occurring or being exceeded in any given year. Norfolk's Storm water drainage system was originally designed for this type of storm event.


A 10 year storm?

A 10-year storm has a 10 percent chance of occurring or being exceeded in any given year. Norfolk's new storm water drainage systems are being designed for this type of storm event.

Show All Answers

1. What can you do about street flooding?
2. Do I need flood insurance?
3. What is the difference between a firm map and a surge map?
4. What is my flood zone?
5. Are there grant programs available to assist with flood mitigation (elevation, flood proofing, etc.)?
6. What are my responsibilities as a homeowner?
7. What does the city's storm water system consist of?
8. Are the washer, dryer, furnace and water heater above potential flood levels?
9. Is the main electric Switchbox located above potential flood levels?
10. How should I clean up after a flood?
11. What do I do with my storm debris?
12. What if my car gets towed during a storm event?
13. How can I prevent mold growth?
14. What if the flood water contains sewage?
15. What is the best way to clean floors, wooden furniture, and other surfaces contaminated with flood waters?
16. How should I clean clothing, bedding, other fabrics and paper items contaminated with flood waters?
17. What is a 100 year flood?
18. What is a 2 year storm? A ten year storm?