Type 1 - Seasonally flooded basin or flat

Seasonally flooded.
- Soil: Usually well-drained during much of the growing season
- Hydrology: Covered with water or waterlogged during variable seasonal periods
- Vegetation: Varies greatly according to season and duration of flooding from bottomland hardwoods to herbaceous plants
- Common sites: Upland depressions, bottomland hardwoods (floodplain forests)
- NWI Symbols: PEMA, PFOA, PUS

Floodplain forest in May.

Floodplain forest in August.
