2-12 Locations of foghorn stations in the characterization area . 2-25 



2-13 Seasonal fog occurrence along the Maine coast, by region . . 2-26 



2-14 Average annual snowfall at 16 weather stations 



in or near the coastal zone 2-27 



2-15 Monthly average snowfall at Bangor 2-27 



2-16 Bedrock geology of coastal Maine (Doyle 1967) 2-37 



2-17 A chronological record of geological events and 



their correlation with plant and animal evolution 2-38 



2-19 Sea level curve for Addison, Maine, derived from radiometric 



C dating of salt marsh peat (Thompson 1977) 2-40 



2-20 Sea level rise at Eastport and Portland over the 

 past 40 years. Sea level is rising at a rate of 

 0.36 cm (0.14 inch) per year at Eastport and 0.22 cm 

 (0.08 inch) per year at Portland (Hick 1972) 2-43 



2-21 The processes and interactions that contribute to 

 the transportation and deposition of nearshore 

 sediment (modified from Timson 1977) 2-44 



2-22 Surficial deposits in the coastal zone (Doyle 1967) 2-46 



2-23 Generalized cross section of surficial deposits in 

 the Kennebec River valley from Augusta 

 to Pittston (Thompson 1977) 2-47 



2-24 Cross section of esker and glacial-marine delta 



west of North Augusta, showing the internal structure 



of the delta and the general profile of 



the water table (Thompson 1977) 2-47 



2-25 Cross section of several types of wetland 



deposits on inland topographic depressions 2-48 



2-26 Relationship between bedrock well yield and thickness 

 and type of surficial overburden in the coastal 

 zone (G.P.M. = gallons per minutes; Caswell 1977) 2-50 



2-27 Generalized groundwater flow in unconsolidated 



sediment systems (Caswell 1977) 2-50 



2-28 Groundwater flow near the fresh water - salt water 



interface and the effect of pumping a well (Caswell 1977) . . 2-52 



2-29 Railways and commercial air service in 



coastal Maine (Maine State Planning Office 1978) 2-68 



xviii 



