Water Resources of the United States Date: Sun, 02 Sep 2012
09:20:19 EDT Summary: Significant rainfall produces only minor
flooding in drought-stricken Illinois Over the last 48 hours, up
to 6 inches of rain fell in Illinois in isolated areas, with 3
to 4 inches of widespread general coverage throughout the
central and southern parts of the State. The significant
rainfall resulted in surprisingly little runoff. Illinois has
been in an extreme drought this summer, with many streams
experiencing zero flow (some that had never before been dry).
This morning most streams are now in the 'normal' percentile
class of flows for this time of year. Only four streams (Little
Crooked Cr, EF Shoal Cr, Hurricane Cr, and Sugar Cr) are in a
minor flooding category with AEP of less than the 2-year
recurrence interval. All four are small, headwater streams that
should recede quickly. An additional inch or so of rain is
expected today, but should not create any flooding issues. The
rainfall occurred in and around the three majo