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Title: A STUDY OF THE RELATIONSHIP OF GEOLOGICAL FORMATION TO THE NORM

Technical Report ·
DOI:https://doi.org/10.2172/826008· OSTI ID:826008

Naturally occurring radioactive materials (NORM) are everywhere and we are constantly exposed to it. Natural radiation has been around since the beginning of the Earth and is found in our bodies, our food, and in the products we use. This study investigates the presence and activity of naturally occurring radioactive materials contained in produced water which is associated with oil and gas exploration. Specifically the principal radionuclide used to measure NORM was radium. We also measured , where possible, other parameters which may have had an effect on the NORM activity. Produced water samples from two different oil field sites, Fausse Pointe and North Broussard, have been used as test sites for this water analysis study. The overall purpose was to determine the specific, selected parameters associated with the produced waters, which are defined as the waters which are brought to the surface along with oil and natural gas. This study is also a precursor in an attempt to predict the activity of naturally occurring radioactive materials and the other factors which may affect the activity and/or occurrence of NORM in produced water samples. A control site used for comparison, was Lake Kernan on the Southern University Campus. The average reading for the first site, Fausse Point, was pH 6.39, with the total dissolved solids, and conductivity readings off scale for our system. The radium analysis of the Fausse Point site (avg value of 0.5291 pCi/mL) indicates a relatively ''hot'' NORM area of activity. This activity indicates a potential, future NORM regulatory problem for this site. The average reading for the second site, North Broussard, was pH 7.39, with the total dissolved solids, and conductivity readings again being very high. The radium analysis of the North Broussard site (avg. of 0.4697 pCi/mL) also indicates a relatively ''hot'' NORM area of activity. The average readings for our control site, Lake Kernan, were pH 7.29, total dissolved solids 62.5 milligrams per liter and conductivity, 141.7 microsiemens, respectively. The radium activity of the Lake Kernan site was, as expected, negligible. Metals analysis for each of the sites was also performed.

Research Organization:
Southern University (US)
Sponsoring Organization:
(US)
DOE Contract Number:
FG22-94MT94014
OSTI ID:
826008
Resource Relation:
Other Information: PBD: 26 Nov 2002
Country of Publication:
United States
Language:
English