Current Status and Future Prospects of the SNO+ Experiment

Table 4

Expected background counts in the signal ROI and 3.5 m FV in SNO+ for the first year (year 1) and in 5 years of the 0.3% Te-loading phase. A light yield of 200 Nhits/MeV has been assumed. Cuts have been applied as described in the text.

Isotope	1 year	5 years
	6.3	31.6
^8B    ES	7.3	36.3
Uranium chain	2.1	10.4
Thorium chain	1.7	8.7
External	3.6	18.1
	0.1	0.8
Cosmogenics	0.7	0.8
Total	21.8	106.8