Commander, Naval Air Warfare Center Weapons Division, Code 230000D, 1 Administration Circle, China Lake, CA 93555-6100

B -- GEOPHYSICAL RESERVOIR MONITORING SOL N68936-99-Q-A238 DUE 083099 POC Phyllis Kennedy, Purchase Agent, (760) 939-4277 The Naval Air Warfare Center Weapons Division, China Lake, CA intends to procure Geophysical Reservoir Monitoring on an Other Than Full and Open Competition basis from Charley Rodgers, 1250 South Sierra View, Ridgecrest, CA 93555. The sole source is based on unique expertise and qualifications. Tasks include: 1. the operation and maintenance of both the SCINTREX CG-3M gravimeter and the LaCoste-Romberg G-Meter gravimeter; 2. the ability to gather and reduce meaningful high quality gravity data on the existing microgravity network which monitors the geothermal reservoir beneath the Coso Geothermal Development within the Naval Air Weapons Station's (NAWS) North Ranges; 3. data acquisition and reduction on the existing microgravity network monitoring the undeveloped geothermal resource beneath Naval Air Station, Fallon, Nevada; 4. data acquisition and reduction for on-going gravity exploration programs undertaken by the GPO at remote geothermal sites on both the NAWS North and South Test Ranges. Responsible firm's believing they can provide the above services, should submit a written response to the Contracting Officer within 5 days after the date of publication of this notice, clearly showing their ability to do so without compromising the quality, accuracy and reliability of the data or without causing programmatic hardship to the program. Responses shall be made in writing to Commander, Code 230000D, Naval Air Weapons Station, China Lake, CA 93555-6100, Attn: Phyllis Kennedy or may be faxed to 760-939-3095. Award is expected to be made on or about 30 September 1999. Posted 08/11/99 (I-SN366516). (0223)

Loren Data Corp. http://www.ld.com (SYN# 0016 19990813\B-0006.SOL)