Search Results for the EPA National Library Catalog

Items Found: 10
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Your Search: (AUTHOR=Orr AND R AND D)

Select Item Title Year Published
Device for rapid in situ extraction of tracers from large volumes of seawater / 1984
Effects of high-pH and high-ionic-strength groundwater on iodide, pertechnetate, and selenate sorption to Hanford sediments : Final report for Subtask 3a / 1998
Guidance document on control of toxicity test precision using reference toxicants. 1990
MODFLOW packages reference manual : the official documentation for MODFLOW add-on packages. 1999
MODFLOW packages used in Visual MODFLOW 1994
Municipal Water Pollution Control Abstracts: April 1975-March 1976. 1977
Municipal Water Pollution Control Abstracts: May-October 1976. 1977
Ozone chemistry and technology : a review of the literature, 1961-1974 / 1975
Surveillance for Waterborne Disease Outbreaks and Other Health Events Associated with Recreational Water United States, 20072008 and Surveillance for Waterborne Disease Outbreaks Associated with Drinking Water United States, 2007-2008. Morbidity and Mortality Weekly Report, Surveillance Summaries, Vol. 60, No. 12, September 12. 2011
Water resources of the Zuni tribal lands, McKinley and Cibola Counties, New Mexico / 1987

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