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
Preliminary Schedule
- St. Mary's County - November 2022: Riverine
- Montgomery County - July 31, 2023: Riverine
- Howard County - August 2025: Riverine
Effective Schedule
- Frederick County - August 2023: Riverine (completed)
- Baltimore County - November 2023: Riverine
- St. Mary's County - May 2025: Riverine
- Montgomery County - Spring 2026: Riverine
