Maryland Department of the Environment - Digital Flood Insurance Rate Maps
Maryland Landscape

Contact Us

For Additional Information

Maryland Department of the Environment
Water Management Administration
Nontidal Wetlands and Waterways Division
1800 Washington Blvd.
Baltimore, MD 21230

Email: flood.maps@maryland.gov


Dave Guignet
State NFIP Coordinator
410-537-3775

Kevin Wagner
State NFIP Coordinating Office
301-689-1495



Office of Governor

Preliminary Schedule

  • St. Mary's County - November 2022: Riverine
  • Montgomery County - July 31, 2023: Riverine
  • Howard County - Spring 2025: Riverine

Effective Schedule

  • Frederick County - August 2023: Riverine (completed)
  • Baltimore County - November 2023: Riverine
  • St. Mary's County - Spring 2025: Riverine
  • Montgomery County - Spring 2026: Riverine