102
Hart, D.J., Schoephoester, P., and Bradbury, K.R. Groundwater recharge in Southeastern
Wisconsin estimated by a GIS-Based Water-Balance Model, SEWRPC Technical
Memorandum, in press.
Hill, M.C. 1990. Preconditioned Conjugate-Gradient 2 (PCG2), A Computer Program for
Solving Ground-Water Flow Equations: U.S. Geological Survey, Water-Resources
Investigations Report 90-4048.
Holden, J., and Burt, T.P. 2003. Hydraulic conductivity in upland blanket peat; measurement
and variability. Hydrological Processes v. 17, no. 6, p. 1227-1237.
Johnson, A. I. 1967. Specific Yield- Compilation of Specific Yields for Various Materials,
Hydrologic Properties of Earth Materials: U.S. Geological Survey, Water-Supply Paper
1662-D.
Lake Beulah Management District. 2008. Available from http://lbmd.org/.
McDonald, M.G., and Harbaugh, A.W. 1988. A modular three-dimensional finite-difference
ground-water flow model: U.S. Geological Survey, Water-Resources Investigations,
Modeling Techniques Book 6.
Melenberg, R. R. 1979. Vibroseis Refraction Profiling of the Troy Valley of Southeastern
Wisconsin. Ph.D. diss., University of Wisconsin-Madison.
Merritt, M. L., and Konikow, L. F. 2000. Documentation of a computer program to simulate
lake-aquifer interaction using the MODFLOW ground-water flow model and the
MOC3D solute-transport model: U.S. Geological Survey, Water Resources
Investigations Report 00-4167.
Mickelson, D. M., Clayton, L., Baker, R.W., Mode, W.N., and Schneider, A.F. 1984.
Pleistocene stratigraphic units of Wisconsin: Wisconsin Geological and Natural History
Survey, Miscellaneous Paper 84-1.
Nauta, R.J. 2006. Lake Beulah Water Balance Study: RSV Engineering, Inc., RSV Project
#04-566.
Pollock, D.W. 1994. User's Guide for MODPATH/MODPATH-PLOT, Version 3: A particle
tracking post-processing package for MODFLOW, the U.S. Geological Survey finite-
difference ground-water flow model: U.S. Geological Survey, Open-File Report 94-
464.