<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1">
<META content="MSHTML 6.00.6000.16788" name=GENERATOR></HEAD>
<BODY>
<DIV><FONT face=Arial size=2><SPAN class=589252919-20012009>Hello Grass
Users,</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=589252919-20012009></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=589252919-20012009>I was just wondering
why aspect is measured from the east and increased counterclockwise instead of
the north and clockwise? It seems to run counter to what is done in other
GISs.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=589252919-20012009></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
class=589252919-20012009>Bob</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=589252919-20012009></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=589252919-20012009>
<DIV class=Section1>
<P><B><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">Bob
Moskovitz</SPAN></B> <BR><B><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">Research Analyst
I</SPAN></B> <BR><B><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">Seismic Hazard Zonation
Project</SPAN></B><BR><B><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">California Geological
Survey</SPAN></B> <BR><B><SPAN
style="FONT-SIZE: 10pt; COLOR: blue; FONT-FAMILY: 'Courier New'">http://www.conservation.ca.gov/cgs/shzp</SPAN></B><SPAN
style="COLOR: blue"><?xml:namespace prefix = o ns =
"urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></P>
<P><SPAN
style="FONT-SIZE: 7.5pt; COLOR: gray; FONT-FAMILY: Arial">CONFIDENTIALITY
NOTICE: This communication is intended only for the use of the individual or
entity to which it is addressed. This message contains information from the
State of California, California Geological Survey, which may be privileged,
confidential and exempt from disclosure under applicable law, including the
Electronic Communications Privacy Act. If the reader of this communication is
not the intended recipient, you are hereby notified that any dissemination,
distribution, or copying of this communication is strictly
prohibited.</SPAN></P></DIV></SPAN></FONT></DIV></BODY></HTML>