Water Level, m 
‘ao 
“Py Pl lyse 
£ 
oO 404 s 
= | 
3 4) eye A su 
so Hl 
re) 
2.0 
My MLW 
-—40 
-60 i K 
-80 / EL 
-100 
-120 ™ T T T roa T <i T 71 
1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 
Year 
Figure 17. Monthly tide and water level statistics 
relative to NGVD 
116530) >] 2 
1.254 Ss == 1991 
1979-91 
1.00-4 
ORZDi1 
OS0L) 
OR2Z5 =) 
0.00 
=(0) 25) =) 
-0.50-+ 
SORial 
-1.00- an 
-1.25- : 
6 et ee ee T T T T T T aolee jek ap al 
0.01 0.10 1.00 10.00 25.00 50.00 75.00 90.00 99.00 99.90 99.99 
Percent Greater Than 
Figure 18. Distributions of hourly tide heights and 
high- and low-water levels 
45 
