2001 – The NAI philosophy was first formally articulated
The landmark whitepaper, No Adverse Impact: A New Direction in Floodplain Management Policy by Larry Larson and Doug Plasencia serves as the “launch” of the NAI movement.
The landmark whitepaper, No Adverse Impact: A New Direction in Floodplain Management Policy by Larry Larson and Doug Plasencia serves as the “launch” of the NAI movement.

Explore the people, milestones, and moments that shaped ASFPM during the past 50 years—and look ahead to the next 50 years of impact.