St Marks River at US-98 (in NAVD88)

The past week

What floods at each level

• 12 ft

  Water approaches the base of the US-98 bridge. Water expands across Old Plank Road and approaches the restaurant just west of the US-98 and Old Plank intersection as well as flooding a portion of US-98 on the west side of the river.

• 9.5 ft

  Water inundates homes along Old Plank Road with 3 to 4 ft depth in non-elevated structures. Water crosses Old Plank Road in several places.

• 8 ft

  Water floods up to 2 feet deep in several residences along Old Plank Road just north of the bridge.

• 6 ft

  Water reaches residences along Old Plank Road. Flooding becomes more extensive through the Newport Campground.

• 4.5 ft

  Water floods the parking area at the US-98 boat ramp on the east bank of the river north of the bridge. Water overtops the bank on both sides of the river and begins to flood the backyards of residences along Old Plank Road and in portions of the Newport Campground.

• 3.5 ft

  Water reaches the top of the US-98 Boat ramp on the east bank of the river just north of the bridge. Water reaches the base of non-floating docks along this reach of the river.

Highest crests on record

When the water runs low

• 5 ft

  Stage needed to inundate designated Gulf Sturgeon critical habitat below Jim Woodruff Lock and Dam.

• 3 ft

  Temporary (not sustainable) operating level for of Scholz Power Plant

More on St Marks River