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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; background-color: white">The following issues were noted this morning:</span></div>
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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><b>Boulder, Primary and Secondary</b> - There are two disturbances in the fluxgate data at 22:49 and 22:53 on the 11th.
There was also a slight dip in the Electronics temperature at this time, suggesting that there was an entry into the Variations building. John, did you have anything to do with this?</span></div>
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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><b>Boulder E-field</b></span><span style="margin: 0px; color: rgb(23, 78, 134)"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"> </span></span><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white">-
None</span></div>
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<div style="margin: 0px; color: black; background-color: white"><b style="color: rgb(12, 100, 192); font-family: inherit; font-size: inherit; font-style: inherit; font-variant-ligatures: inherit; font-variant-caps: inherit;">College</b><span style="color: rgb(12, 100, 192);">
- There have been 7 degree C temperature swings in the Electronics temperature that produce similar Delta F signatures.</span><br>
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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><b>Deadhorse</b><span> </span>- There is a F and Delta F spike at 22:32 & 32 on the 11th. </span></div>
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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><b>Fredericksburg</b><span style="margin: 0px"> </span><span style="margin: 0px; background-color: rgb(255, 255, 255); display: inline !important">-
There were F and Delta F spikes at 21:54 and 22:08 on the 11th. Expect a mowing disturbance later this morning.</span><br>
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</span></span></div>
<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><span style="margin: 0px; background-color: rgb(255, 255, 255); display: inline !important"><b>San Juan</b> - There
is a F and Delta F spike at 04:26-27 today.</span></span></div>
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<div style="margin: 0px; color: black; background-color: white"><b style="color: rgb(12, 100, 192); font-family: inherit; font-size: inherit; font-style: inherit; font-variant-ligatures: inherit; font-variant-caps: inherit;">Tucson</b><span style="color: rgb(12, 100, 192);">
- There is a F and Delta F spike at 04:10 today.</span><br>
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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><b>Dist</b></span><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"> </span><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white">-
None</span><br>
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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><b>SQ</b></span><span style="margin: 0px; color: rgb(23, 78, 134)"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"> </span></span><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white">-
None</span></div>
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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><b>SV</b></span><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"> - None</span></div>
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<div style="margin: 0px; color: black; background-color: white"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"><b>Dst</b></span><span style="margin: 0px; color: rgb(23, 78, 134)"><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white"> </span></span><span style="margin: 0px; color: rgb(12, 100, 192); background-color: white">-
There is the usual 0 UT gap at Kakioka.</span></div>
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<div style="margin: 0px; font-size: 12pt; color: black"><span style="margin: 0px; background-color: white">Bill</span></div>
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Bill Worthington</div>
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Geophysicist <span style="color:rgb(32,31,30); font-size:15px; text-align:start; background-color:rgb(255,255,255); display:inline!important">Tel: 303-273-8472</span></div>
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U. S. Geological Survey <span style="font-family:Calibri,Arial,Helvetica,sans-serif; background-color:rgb(255,255,255); display:inline!important">Fax: 303-273-8506</span></div>
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<span style="font-family:Calibri,Arial,Helvetica,sans-serif; background-color:rgb(255,255,255); display:inline!important">Geomagnetism Program <span style="font-family:Calibri,Arial,Helvetica,sans-serif; background-color:rgb(255,255,255); display:inline!important">Cell:
303-895-6150</span></span></div>
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PO Box 25046, MS 966 </div>
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Denver, CO 80225 bworth@usgs.gov</div>
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