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Study of the geothermal reservoir underlying the East Mesa area, Imperial Valley, California. Volume 1. Final report summary

Technical Report ·
DOI:https://doi.org/10.2172/5405154· OSTI ID:5405154
An interpretation of the geological structure and stratigraphy of the East Mesa area has been made together with a determination of the three-dimensional temperature distribution within the reservoir. From these, the thermal contents of the reservoir, defined as bounded by the 300/sup 0/F isotherm with a floor at -6000 feet, has been determined to be 1.21 x 10/sup 18/ calories. The reservoir encompasses approximately 12.5 square miles at -6000 feet. Geophysical log analyses and pressure tests of the East Mesa wells indicate the average reservoir permeability to be between 10 and 50 millidarcies. Analysis of the reservoir by means of a three-dimensional geothermal reservoir simulation model indicates that a reservoir longevity in excess of 30 years can be expected at fluid extraction rates of 10,000 lb/min, 100,000 lb/min. and 1,000,000 lb/min. if certain assumptions concerning permeability, well placement and extent of the hydrological system are met.
Research Organization:
TRW Defense and Space Systems Group, Redondo Beach, CA (USA); INTERCOMP Resource Development and Engineering, Inc., Houston, TX (USA)
DOE Contract Number:
AC03-76ET28444
OSTI ID:
5405154
Report Number(s):
DOE/ET/28444-T2(Vol.1)(Summ.); ON: DE82008060
Country of Publication:
United States
Language:
English