MONTHLY MEnN SER LEVEL 

 STRTION NO. 8638610 



YEARLY MEAN SER LEVEL 



STRTION NO. 8638610 



HRnPTON RDS. (NORFOLK), VR 



5.3- 



4.9 



4.5- 



4.1 



-1 — .—I — I — I— I — I I 1 — r- 



-1 — 1 — 1 — I — 1 — r- 



JflN FEB MflR flPR Mflt JUN JUL AUG SEP OCT NOV DEC "^ "« ie«o I8B5 laio lox im i«55 iwo I9a5 

 MONTH ^^^ 



B.4n 



MONTHLY MERN SER LEVEL 



STATION NO. 8638660 



PORTSMOUTH, VR 



8.4 n 



8.0 



7.6 



7.2 



6.8 



1 6.4 



JflN FEB MfIR APR MAY JUN JUL AUG SEP OCT NOV DEC i«SO I 

 MONTH 



YERRLY MERN SEfl LEVEL 



STRTION NO. 8638660 



PORTSMOUTH, VR 



1 1— I — I— I — r— . p — ■ I I ■ I — I ■ ■ I — >— • — I "— ■ — I 



ass 1880 1885 IBIO 1825 1840 1855 1870 ISK 

 YEAR 



5.6-1 



MONTHLY MERN SER LEVEL 



STRTION NO. 8658120 



WILMINGTON, NC 



5.6 



S.2- 



4.8- 



4.4 



4.0- 



YERRLY MERN SER LEVEL 



STRTION NO. 8658120 



WILMINGTON, NC 



-I — > — ■ — I — ' — ^ 



"jAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ' 1850 1885 1880 1885 18)0 1SQ5 IMO 1855 1870 18 

 MONTH ^'^ 



49 



