Preliminary Program subject to change
Onsite Wastewater Management
Summary Statement
Moderators:	Dennis M. McQuillan, New Mexico Environment Department, Santa Fe, NM Bruce Thomson, Dept. of Civil Engineering, Albuquerque, NM
Water Quality Impacts from On-Site Waste Disposal Systems in the Cherry Valley Community of Interest Kristal Davis Fadtke, Wildermuth Environmental, 23692 Birtcher Drive, Lake Forest, CA 92630 Effect of Lot Size, Depth to Ground Water, and Geology on Nitrate Contamination from On-Site Septic Systems Dennis M. McQuillan, B.Sc., New Mexico Environment Dept., 525 Camino de los Marquez, Suite 1, Santa Fe, NM 87505 Use of a Transport Simulation Model with Optimization Methods to Manage Nitrate Loading from On-Site Wastewater Treatment Systems to a Shallow Aquifer near La Pine, Oregon David S. Morgan1, Stephen R. Hinkle1 and Barbara J. Rich2, (1)Oregon Water Science Center, U.S. Geological Survey, 10615 SE Cherry Blossom Dr., Portland, OR 97216, (2)Department of Community Development, Deschutes County Modeling the Effect of Discharges from On-Site Septic Systems and Sewers on Stream Nutrient Loading in Turkey Creek Watershed using WARMF Model Mengistu Geza Nisrani, Researcher, Environmental Science and Engineering Division,, Colorado School of Mines, Illinois St.,, Golden, CO 80401 and John E. McCray, Environmental Science and Engineering, Colorado School of Mines, Golden, CO 80401 Reaction and Transport Modeling of Phosphorus Removal during Wastewater Infiltration using PHREEQC Kathleen A. Lindstrom1, John E. McCray1 and Geoffrey D. Thyne2, (1)Environmental Science and Engineering, Colorado School of Mines, Golden, CO 80401, (2)Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401 A Simplified Approach for Predicting Denitrification Rates in the Sub-Surface Maria B. Tucholke1, John E. McCray1, Geoffrey D. Thyne2 and Reagan M. Waskom3, (1)Hydrologic Science and Engineering, Colorado School of Mines, Golden, CO 80401, (2)Geology and Geologic Engineering, Colorado School of Mines, Golden, CO 80401, (3)Soil and Crop Sciences, Colorado State University, Fort Collins, CO 80523 Ground Water Quality Impacts of Septic Tank Effluent in Anoxic Conditions Dennis M. McQuillan, B.Sc. and Salvatore Misseri, M.A., P.E., New Mexico Environment Department, 525 Camino de los Marquez, Suite 1, Santa Fe, NM 87505

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