How much does the energy storage system cost?

The energy storage system is a 4MW, 32MWh NaS battery consisting of 80 modules, each weighing 3 600 kg. The total cost of the battery system was USD 25 million and included USD 10 million for construction of the building to house the batteries (built by Burns & McDonnell) and the new substation at Alamito Creek.

How much does underground gas storage cost?

Storage costs are lowest for underground gas storage, with a median $0.4/m3 of storage capacity. The key reason is scale. The average facility in our database can store over 1bcm of gas. Methodology.

Why are LNG storage tanks so expensive?

LNG storage tanks thus come in as some of the most expensive storage facilities in the data-file, because they are very large and cryogenic. Higher capex may be worthwhile to install higher grade tanks that minimize boil-off and improve energy efficiency.