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Title: Final report of the decontamination and decommissioning of the exterior land areas at the Grand Junction Projects Office facility

Technical Report ·
DOI:https://doi.org/10.2172/171292· OSTI ID:171292

The US Department of Energy (DOE) Grand Junction Projects Office (GJPO) facility occupies approximately 56.4 acres (22.8 hectares) along the Gunnison River near Grand Junction, Colorado. The site was contaminated with uranium ore and mill tailings during uranium-refining activities conducted by the Manhattan Engineer District and during pilot-milling experiments conducted for the US Atomic Energy Commission`s (AEC`s) domestic uranium procurement program. The GJPO facility was the collection and assay point for AEC uranium and vanadium oxide purchases until the early 1970s. The DOE Decontamination and Decommissioning Program sponsored the Grand Junction Projects Office Remedial Action Project (GJPORAP) to remediate the facility lands, site improvements, and the underlying aquifer. The site contractor, Rust Geotech, was the Remedial Action Contractor for GJPORAP. The exterior land areas of the facility assessed as contaminated have been remediated in accordance with identified standards and can be released for unrestricted use. Restoration of the aquifer will be accomplished through the natural flushing action of the aquifer during the next 50 to 80 years. The remediation of the DOE-GJPO facility buildings is ongoing and will be described in a separate report.

Research Organization:
USDOE Albuquerque Operations Office, NM (United States); USDOE Grand Junction Projects Office, CO (United States); Rust Geotech, Inc., Grand Junction, CO (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC04-86ID12584
OSTI ID:
171292
Report Number(s):
DOE/ID/12584-220; GJPO-GJ-13; ON: DE96003844; TRN: 96:003705
Resource Relation:
Other Information: PBD: Sep 1995
Country of Publication:
United States
Language:
English