TABLE VI 
VERTICAL THERMAL GRADIENTS 
SUB-CONTINENTAL CLIMATE CLASS 
LEGEND: T, = Surface water temperature as determined from Tables 
I through IV 
i Water temperature at designated depths 
LN; Tidal range less than 10 feet; fresh water influence absent. 
HN: Tidal range equal to or greater than 10 feet; fresh water influence 
absent. 
LR: Tidal range less than 10 feet; fresh water influence present. 
HR: Tidal range equal to or greater than 10 feet; fresh water influence 
present. 
WINTER (coldest month) 
Surface 0 
10 feet 0.0 0.1 | 0.3 }}0.1 ] O.1 
20 feet 0.0 0.2] 0.5 {70.1 |] 0.3 
30 feet 0.0 0.3) 0.7 {70.1 | 0.4 
50 feet 0.1 0.3} 1.0 |{0.4] 0.7 
70 feet 0.3 0.5] 1.5 |]0.4] 1.5 
100 feet 0.5 0.4] 1.7 jJ1.1 ] 1.7 
150 feet 0.7 We@ || 5 I] | bo} |} 0/4 
180 feet 0.8 Nel) MoS Ill 458) |) Soll 
n=12 8 
All values of C ando are °F. 
c 
26 
