vti_encoding:SR|utf8 vti_extenderversion:SR|2.0.3.209 vti_cacheddtm:TX|15 Mar 1999 14:50:08 -0800 vti_cachedtitle:SR|USGS WRIR 98-4184 Figure 4 vti_cachedlinkinfo:VX|S|file:///Q:/web/intranet/work/WRIR98-4184/graphics/fig4-1.gif vti_author:SR|bdreece vti_modifiedby:SR|bdreece vti_timecreated:TR|15 Mar 1999 14:50:08 -0800 vti_cachedbodystyle:SR| vti_timelastmodified:TR|15 Mar 1999 14:50:08 -0800