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U.S. Department of Energy
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Preliminary design study of compressed-air energy storage in a salt dome. Volume 7. Environmental and safety assessment. Final report

Technical Report ·
OSTI ID:5273362
The construction of a 220 MWe CAES facility by the Middle South Utilities is proposed. The plant consists of two subsurface air storage, coupled to a surface peak-load electric generating station to provide a more efficient utilization of installed base-load generating capacity. The caverns are solutioned-mined in the Carmichael Salt Dome. An investigation was made to assess the environmental feasibility and consequences of the construction and operation of a Compressed Air Energy Storage (CAES) facility for the Middle South Service System. A site evaluation effort was made for 47 sites. The results of these investigations led to the choice of the Carmichael site as the preferred location. The proposed plant will be located in a rural portion of central Mississippi near Carmichael, about 25 miles south of Jackson. The site and transmission facilities will occupy less than 25 acres. The judgment in selecting the preferred transmission line routing and facilities was in minimizing environmental impacts. Environmental information pertaining to several disciplines was accumulated by direct contact with State and Federal agency representatives, Mississippi Natural Heritage Program personnel and experts from the nearby site under consideration. Following the gathering of pertinent data from knowledgeable sources, an intensive one week site survey was conducted by senior environmental scientists and engineers. Based upon the available engineering data and field evidence used in preparing this Environmental Assessment, the conclusion reached is that a full length Environmental Impact Statement should be prepared prior to the construction and operation of the proposed facility, the rationale being: (1) the technologies associated with CAES the facility, and (2) this facility will probably be the first of its kind in the US, and therefore will be closely scrutinized for ts potential impacts.
Research Organization:
Middle South Services, Inc., New Orleans, LA (USA); Brown Boveri Corp., North Brunswick, NJ (USA); Fenix and Scisson, Inc., Tulsa, OK (USA); United Engineers and Constructors, Inc., Philadelphia, PA (USA)
DOE Contract Number:
AC01-77ET29332
OSTI ID:
5273362
Report Number(s):
EPRI-EM-2210-Vol.7; ON: DE82014356
Country of Publication:
United States
Language:
English