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Title: Historical nuclear materials balance report for the former AEC-owned Weldon Spring Chemical Plant, Weldon Spring, Missouri

Technical Report ·
OSTI ID:5598555

From June 1957 through December 1966, four types of nuclear material were processed in the AEC-owned Weldon Spring Chemical Plant. These materials were: (1) natural uranium, (2) depleted uranium, (3) slightly enriched uranium, and (4) natural thorium. The summary material balances for each material are shown in Table 1. In processing these materials, discards occurred to (a) the atmosphere through stacks, (b) area waterways through sewers, and (c) to raffinate pits still in existence at the site. These discards are summarized in Table 2. Natural uranium processing accounted for more than 97% of the nuclear materials throughput (Table 1). Total material balance closures for natural uranium, depleted uranium, slightly enriched uranium, and natural thorium were 99.94%, 100%, 99.27%, and 98.52%, respectively. Of the discards, summarized in Table 2, approximately 75% went to and remain in the existing raffinate pits. Discharges to stacks and sewers account for the remaining discards. As far as can be determined, it appears all plant processes operated efficiently and all materials were well accounted for with only minimal variances.

Research Organization:
USDOE Oak Ridge Operations Office, TN
OSTI ID:
5598555
Report Number(s):
DOE/OR-872; ON: DE86014083
Resource Relation:
Other Information: Portions of this document are illegible in microfiche products. Original copy available until stock is exhausted
Country of Publication:
United States
Language:
English