<div dir="ltr"><div>Alan,</div><div><br></div><div>I don't know what the LTER definition of drought is, but this may be helpful. This page shows a table of the indicators used in the U.S. Drought Monitor. </div><div><br></div><a href="http://droughtmonitor.unl.edu/AboutUSDM/DroughtClassification.aspx">http://droughtmonitor.unl.edu/AboutUSDM/DroughtClassification.aspx</a><div><br></div><div>A calculation of Consecutive Dry Days is also used in many studies, the criteria are in the WMO methods(?) Cannot find the link at the moment. <br><div><br></div><div>Best regards, </div><div>Martha Scholl</div><div><br></div><div><br></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Jan 8, 2018 at 1:57 PM, Alan Covich <span dir="ltr"><<a href="mailto:alanc@uga.edu" target="_blank">alanc@uga.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">These data would certainly have lots of uses.<div><br></div><div>Defining a "drought" is one use we have had for some time.</div><div> </div><div>Is it determined by the number of days with below average rainfall? That was an earlier definition that I think we widely used in the LUQ book.<br></div><div><br></div><div>What is our current definition?<span class="HOEnZb"><font color="#888888"><br></font></span></div><span class="HOEnZb"><font color="#888888"><div><br></div><div>Alan</div></font></span></div><div class="gmail_extra"><br><div class="gmail_quote"><span class="">On Mon, Jan 8, 2018 at 10:32 AM, Alonso Ramirez <span dir="ltr"><<a href="mailto:aramirez@ramirezlab.net" target="_blank">aramirez@ramirezlab.net</a>></span> wrote:<br></span><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<div class="gmail_default" style="font-family:verdana,sans-serif">We have 15 min rain from El Verde, the NADP program records rain at various intervals and they can provide you with data. I'll send you the NADP contact information soon.<br>
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<div dir="ltr">Alonso Ramírez<br>
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Professor <br>
Dept. Environmental Sciences<br>
University of Puerto Rico, Rio Piedras campus<br>
P.O. Box 190341, San Juan PR 00919<br>
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Tel. <a href="tel:(787)%20764-0000" value="+17877640000" target="_blank">787-764-0000, ext. 88194</a><br>
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<div class="gmail_quote"><span class="">On Mon, Jan 8, 2018 at 11:27 AM, Steven McGee <span dir="ltr">
<<a href="mailto:mcgee@lponline.net" target="_blank">mcgee@lponline.net</a>></span> wrote:<br>
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Hi All,<br>
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Do we have any rainfall datasets that are in 15-min intervals that date back to 1990?<br>
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Steven<br>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div>Martha Scholl</div><div>Research Hydrologist</div><div>Earth System Processes Division<br><div>U.S. Geological Survey</div><div>12201 Sunrise Valley Dr., MS 431</div><div>Reston, VA 20192</div><div>703-648-5890</div><div><br><div><a href="https://profile.usgs.gov/mascholl" target="_blank">https://www.usgs.gov/staff-profiles/martha-a-scholl</a></div></div></div></div></div></div></div></div></div>
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