Geothermal Lake Graenavatn Explosion Crater Sunken Mineral Chalet STR 2026

Underwrite luxury private architectural basalt chalets featuring private subterranean geothermal mineral plunge pools overlooking the turquoise sulfur waters of Graenavatn crater, $1,650/night ADR, and annual net cash flows.

Underwriting Assumptions

Average Daily Rate (ADR $)

Annual Paid Occupancy (%)

Turnkey Graenavatn Crater Chalet Capex ($)

Geothermal Mineral Loop Maintenance & Staff ($/yr)

Projected Economics

Gross Annual STR Revenue

Net Annual Operating Cash Flow

Unlevered Cash-on-Cost Cap Rate