FREQUENCY OF OKLAHOMA EARTHQUAKES
NOAA records 1975-2010 for magnitude 3+
BY 1/2 DECADE (# in Roman numerals)
1975-1979 V
1980-1984 V
1985-1989 I
1990-1994 II
1995-1999 IX
2000-2004 XII
2005-2009 XXX
2010 ALONE XXXXII
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment