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Geologic units in Long county, Georgia

Wicomico Shoreline Complex - marsh and lagoonal facies (Pleistocene) at surface, covers 50 % of this area

Wicomico Shoreline Complex - marsh and lagoonal facies

Stream alluvium (Quaternary) at surface, covers 20 % of this area

Stream alluvium and undifferentiated terrace deposits

Talbot shoreline complex - marsh and lagoonal facies (Pleistocene) at surface, covers 11 % of this area

Talbot shoreline complex - marsh and lagoonal facies

Pamlico shoreline complex - marsh and lagoonal facies (Pleistocene) at surface, covers 7 % of this area

Pamlico shoreline complex - marsh and lagoonal facies

Penholoway shoreline complex - marsh and lagoonal facies (Pleistocene) at surface, covers 7 % of this area

Penholoway shoreline complex - marsh and lagoonal facies

Neogene undifferentiated (Neogene) at surface, covers 2 % of this area

Includes Altamaha Grit (Dall, 1892); Citronelle Formation (Matson & Berry, 1916); and "Hawthorn Formation" (Cooke, 1939). (*) - outcrops of indurated sandstone and claystone

Penholoway shoreline complex - barrier island facies (Pleistocene) at surface, covers 2 % of this area

Penholoway shoreline complex - barrier island facies

Talbot shoreline complex - barrier island facies (Pleistocene) at surface, covers 1 % of this area

Talbot shoreline complex - barrier island facies