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Information Only - Waste Isolation Pilot Plant - U.S. Department of ...

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E-6<br />

Valuation <strong>of</strong> Potash<br />

below.<br />

The results <strong>of</strong> the net present value (NPV) calculations for potash are tabulated<br />

The case parameters are:<br />

-<br />

Case 1: Mining height 6 feet; mine recovery 60%<br />

Case 2: Mining height 6 feet; mine recovery 80%<br />

Case 3: Mining height 4.5 feet; mine recovery 90%<br />

Expected revenue present values for mining sylvite at a discount rate <strong>of</strong> 15%<br />

(millions <strong>of</strong> dollars).<br />

Capital Cost<br />

Scenario<br />

Combined Area WIPP Area Additional Study area<br />

no development cost<br />

$5 million cost<br />

new plant<br />

230<br />

190<br />

140<br />

200<br />

170<br />

NR<br />

220<br />

190<br />

NR<br />

NR-Not run<br />

Expected revenue present values for mining langbeinite with DO new development<br />

cost at a discount rate <strong>of</strong> 15% (millions <strong>of</strong> dollars).<br />

Mining Scenario<br />

Combined Area<br />

WIPP Area<br />

Additional Study area<br />

Case I<br />

Case 2<br />

Case 3<br />

180<br />

180<br />

180<br />

140<br />

140<br />

170<br />

180<br />

180<br />

180<br />

Expected revenue present values for mining langbeinite with $5 million in new<br />

development cost at a discount rate <strong>of</strong> 15% (milIions <strong>of</strong> dollars).<br />

Mining Scenario<br />

Combined Area<br />

WIPP Area<br />

Additional Study area<br />

Case 1<br />

Case 2<br />

Case 3<br />

160<br />

160<br />

160<br />

120<br />

120<br />

150<br />

160<br />

160<br />

160<br />

<strong>Information</strong> <strong>Only</strong>

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