Modeling erosion and transport of depleted uranium, Yuma Proving Ground, Arizona

Modeling erosion and transport of depleted uranium, Yuma Proving Ground, Arizona by Timothy J. Ward Download PDF EPUB FB2

@article{osti_, title = {Modeling erosion and transport of depleted uranium, Yuma Proving Ground, Arizona}, author = {Ward, T J and Stevens, K A}, abstractNote = {The high density, relative abundance, and metallic properties have made depleted uranium (DU) an obvious choice for high energy ballistic projectiles.

The U.S. Army`s Yuma Proving Ground (YPG) in southwest Arizona. Modeling Erosion and Transport of Depleted Uranium, Yuma Proving Ground. The U.S. Army’s Yuma Proving Ground (YPG) in southwest Arizona tests DU projectiles.

When DU projectiles strike a target or the downrange ground surface, they fragment. Evaluating DU movement with surface water runoff and associated erosion requires an. @article{osti_, title = {Long-term fate of depleted uranium at Aberdeen and Yuma Proving Grounds}, author = {Ebinger, M H and Essington, E H and Gladney, E S and Newman, B D and Reynolds, C L}, abstractNote = {The environmental fate of fragments of depleted uranium (DU) penetrators in soils and waters at Aberdeen Proving Ground (APG) and Yuma Proving Ground.

General. Depleted Uranium - Technical Brief, EPAR, U.S. Environmental Protection Agency, December (k PDF). Influence of Nephrotoxicity on Urinary Excretion of Uranium, by A Hodgson, P G D Pellow and G N Stradling, HPA-RPD, June Uncertainty Analysis of the ICRP Systemic Model for Uranium as applied to Interpretation of Bioassay Data for Depleted Uranium.

Numerical Simulation of Depleted Uranium Transport in a Desert Environment Using a Distributed Parameter Watershed Model. Proving Ground Ground, Arizona—Parts of LaPaz and Y uma. Groundwater and soil contamination with depleted uranium (DU) isan important public concern because of its long-term toxicity.

In this study, the DU risk in groundwater was assessed through modeling of its sorption equilibrium and kinetics, as well as modeling of its transport in natural subsurface systems. Wheneverpossible, simulation results were compared with published experimental and.

Modeling Erosion and Transport of Depleted Uranium, Yuma Proving Ground Modeling Erosion and Transport of Depleted Uranium, Yuma Proving Ground, Arizona. Arizona. The Depleted Uranium Technical Brief is designed to convey available information and knowledge about depleted uranium to EPA Remedial Project Managers, On-Scene Coordinators, contractors, and other Agency managers involved with the remediation of sites contaminated with this material.

It addresses relative questions regarding the. New Mexico Water Resources Research Institute New Mexico State University Phone: () MSCPO Box Fax: ()   1. Introduction. An ecological risk assessment is a process that evaluates the likelihood that adverse ecological effects may occur or are occurring as a result of exposure to one or more stressors (US EPA, a, US EPA, ).The process is used to systematically evaluate and organize data, information, assumptions, and uncertainties to help understand and predict the relationships.

The map shows 59 sites, including DU test ranges, among which Yuma Proving Ground in Arizona, Camp Roberts in California, Eglin Air Force Base in Florida, Jefferson Proving Ground in Indiana, Aberdeen Proving Ground in Maryland, Nellis Air Force Base in Nevada, and Ethan Allen Firing Range in Vermont.[49] Jefferson Proving Ground.

This 27th edition features a comprehensive assessment of uranium supply and demand and projections as of 1 January to the year The basis of this assessment is a comparison of uranium resource estimates (according to categories of.

(U.S. Army Garrison, Aberdeen Proving Ground, Derived uranium guidelines for depleted uranium at the BTD soil sample area, Addendum, July ) For depleted uranium with weight-percent U, pCi/g total DU corresponds to mg/kg, and pCi/g to mg/kg. The purpose of this study was to evaluate the immediate and long-term consequences of depleted uranium (DU) in the environment at Aberdeen Proving Ground (APG) and Yuma Proving Ground (YPG) for the Test and Evaluation Command (TECOM) of the US Army.

Specifically, we examined the potential for adverse radiological and toxicological effects to humans and ecosystems caused by. It is therefore apparent that uranium supply forecasts looking forward 50 years are essential for long term planning. It has been nearly a decade since the IAEA prepared its forecast of uranium supply to Since the preparation of that study uranium supply has become more complex, and the uranium mining and milling industry has changed dramat.

Natural Uranium • There are three naturally occurring isotopes of uranium: U U U • All th l li d l hAll three are long lived alpha-emitters. • U is the head of the uranium decay series of which U is a member. • U is the head of the actinium decay series. • These decay series include alpha, beta and gamma emitters.

Uranium-series isotopes: Radioactive isotopes from U and U decay chains: Activity: The rate of decay of a radioactive isotope. For instance, U activity, ( U) = λ N where λ is the decay constant for U ( × 10 − 10 yr − 1; Bourdon et al., ) and N the number of atoms of U.

Ratios in parentheses, e.g. ( Th/ U), are activity ratios. Ward, T. J., and K. Stevens. Modeling erosion and transport of depleted uranium, Yuma Proving Ground, Arizona.

WRRI Report No. New MexicoWater Resource Research Institute. Appendix A: Scaling Calculations for the Simulated Catch Box Various Tables. Calculations for the Simulated Catch Box.

Notes & references General sources. OECD NEA & IAEA, Uranium Resources, Production and Demand ('Red Book') P. Bruneton, M.

Cuney, F. Dahlkamp, G. Zaluski, IAEA geological classification of uranium deposits, International Symposium on Uranium Raw Material for the Nuclear Fuel Cycle (URAM ), June World Distribution of Uranium Deposits (UDEPO) with Uranium Deposit.

Erosion Modeling for the Clive DU PA 29 October 1 Erosion Model Input Distribution Summary A summary of parameter values and distributions used in the erosion modeling component of the Clive Depleted Uranium Performance Assessment Model (the Clive DU PA Model. Yuma Proving Ground, Arizona Firing sites at these three centers have been surveyed to evaluate transport mechanisms under a variety of environmental conditions.

Because the radiological signature of DU is unique, it was possible to distinguish DU contamination from naturally occurring uranium sources.This chapter presents a discussion of impacts of uranium mining and processing operations on air quality, soil, surface water and groundwater, and biota.

Much is already known about the environmental impacts of mining, both on-site and off-site, and that body of information provides a basis for this chapter. However, the primary emphasis of the chapter is on the unique impacts caused by.The residue of depleted uranium, which con- tains about % U, is used chiefly in armor piercing shells and for counterweights because of its pyrophoric ∗ Faculty of Natural Sciences, Comenius University in Bratislava, Mlynsk´a dolina, 15 Bratislava 4, Slovakia, E-mail: zavodskalucia.