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Title: Hydrogeochemical and production controls on NORM in oil-and gas-field operations. Technical progress report, October 1, 1993--December 31, 1993

Technical Report ·
DOI:https://doi.org/10.2172/10137371· OSTI ID:10137371

This project is designed to investigate the geochemical, geological, and production parameters that control the occurrence of naturally occurring radioactive material (NORM) in oil- and gas-field operations. Relations between reservoir setting and NORM content of brine and scale will be interpreted on the basis of the geochemistry of natural radioactivity in oil and gas reservoir, the compositions of produced water and production-equipment scale, and geochemical modeling to determine the type and amount of scale that can form as produced waters are transported from reservoir to land surface. Our goal is to develop screening criteria that will enable oil- and gas-field operations to identity geologic, geographic, and production characteristics that can lead to high NORM accumulations in equipment and waste. Most of our efforts during the fourth quarter of 1993 were directed at two activities. First, we increased our database of available produced-water compositions. We currently have chemical data for nearly 300 produced-water samples from the Texas Panhandle, Gulf Coast, and central Texas. We are using these data to geochemically predict the type, amount, and NORM content of scale that will precipitate as water is produced from oil and gas reservoir. Second, we continued to select produced-water samples to be submitted for measurements of radium-226 and radium-228.

Research Organization:
Texas Univ., Austin, TX (United States). Bureau of Economic Geology
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC22-92MT92011
OSTI ID:
10137371
Report Number(s):
DOE/MT/92011-7; ON: DE94009056; BR: AC1510100
Resource Relation:
Other Information: PBD: 27 Jan 1994
Country of Publication:
United States
Language:
English