NFIP Grandfather Rules
Flood risks can change over time. Water flow and drainage patterns can change dramatically because of surface erosion, land use, and natural forces. Likewise, the ability of levees and dams to provide the necessary protection can change. As a result, the flood maps for those areas may no longer accurately portray the current flood risks. [...]
Flood Insurance
Flooding is the Nation’s number one natural disaster. Because homeowners’ insurance does not cover damage from floods, FEMA offers federally backed flood insurance through the National Flood Insurance Program (NFIP). In many low-to-moderate risk areas, single-family homes and businesses are eligible for reduced-cost Preferred Risk Policies (PRP’s).
Areas behind levees that are accredited as protecting against [...]
The NFIP and Levees
There are thousands of miles of levees in the United States that affect millions of people. Levees are usually earthen embankments that are designed and constructed in accordance with sound engineering practices to contain, control, or divert the flow of water so as to provide protection from temporary flooding. However, no levee provides full protection.
FEMA [...]