Jaret Heise
Jaret Heise
Jaret Heise
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SURF Science Support – Radon Monitoring<br />
Davis Campus Radon Levels Since July 2012<br />
Average Radon Concentration (Bq/m 3 )<br />
1500<br />
1250<br />
1000<br />
750<br />
500<br />
250<br />
0<br />
0 30 60 90 120 150 180 210 240 270 300 330 360<br />
Jul Aug Sep Oct Nov Dec<br />
Sanford Underground Research Facility<br />
https://docs.sanfordlab.org/<br />
docushare/dsweb/View/Wiki-86<br />
Oro Hondo Maintenance<br />
(Aug 14)<br />
Average Since Oct<br />
= 249 Bq/m 3<br />
Low Baseline<br />
= ~150 Bq/m 3<br />
Rn Spikes Correlated with<br />
Covering Yates Shaft<br />
Jan<br />
Time (days)<br />
4850L Davis Campus<br />
MJD Eforming Room<br />
MJD Detector Room<br />
Common Corridor<br />
Total Average<br />
= 306 Bq/m 3<br />
Ventilation<br />
Fan Change?<br />
(incl baseline<br />
shift)<br />
Feb Mar Apr May Jun<br />
Jul<br />
Updated June 27, 2013<br />
28
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