Data pulled 10-06-10 18:07.
The chart is interactive: you can mouse over to highlight individual values. You can click and drag to zoom. Double-clicking will zoom you back out. Shift-drag will pan.

For Additional Information
Please contact:
David Heimann
401 N.W. Capital Drive
Lee's Summit, MO 64086
Tel: (816)544-3489 ext. 206, Fax: (816)554-9273
E-mail: dheimann@usgs.gov