Weight, W.D.—Halford, K.J., Weight, W.D. and Schreiber, R.P. (2006) Interpretation of Transmissivity Estimates from Single-Well Pumping Tests. Ground Water Vol. 44, No. 3, pp 467- 471.

Weight, W.D. (2006) Field Performance and Errors in the Analysis of Slug tests. Conference Proceedings of the 2006 North American Environmental Field Conference and Exposition.  Tampa, Florida. Presented by the Nielson Environmental Field School, 15 pages.

Weight, W.—Gammons, C. H., Slotton D.G., Gerbrandt B., Weight W., Young C. A., McNearny R. L., Cámac E., Calderon R. and Tapia H. (2006) Mercury concentrations in fish, water, and stream sediment in the Rio Ramis-Lake Titicaca watershed, Peru.  Science of the Total Environment, 368 (2-3), 637-648.    

Weight, W. D.—Sudbrink A. J., Madison J., Weight W. D. and Gammons C. H. (2005) Field investigation of contaminated groundwater near the Comet Mine Reclamation site, Basin, MT. Proc. 22nd Annual Montana Water Conference, Amer. Water Resources Assoc., Bozeman, MT, Oct. 2005.

Weight, W. D.—Gammons, C.H., Slotten, D.G., Gerbrandt, B., Weight, W.D., Young, C.A., McNearny, R.L., Camac, E., Calderon, R., and Tapia, H. (2005). Mercury concentrations of fish, river water, and sediment in the Rio ramis-lake Titicaca watershed, Peru. Online at www.sciencedirect.com, Science of The Total Environment, Volume 368, Issues 2-3, 15 September 2006, Pages 637-648.

Weight, W.D. (2005) Level Measurements in Groundwater Monitoring Wells; Chapter 26 in: Environmental Instrumentation and Analysis Handbook; R. Down and J Lehr, eds; John Wiley and Sons, New Jersey, pp 567-592.

Weight, W. D. and Johansen, E. A. (2004) "Quantifying the Variables Causing Debris Flows in Drainages Ravaged by Fires" in proceedings of the 39th Symposium on Engineering Geology and Geotechnical Engineering, Butte, Montana.

Weight, W.—Gammons, C., B. Gerbrandt, W. Weight, R. McNearny, C. Young, D. Slotten, A. Huamani, A. Camac, R. Calderon, and H. Tapia. (2003), “Preliminary Assessment of Mercury Contamination Due to Gold Mining in the Rio Ramis-Lake Titicaca Watershed, Peru,” Proceedings EPD CONGRESS ’2003, San Diego, CA, March 2-6, Ed. M. Schlesinger, TMS, Warrendale, PA 

Weight, W.—Gammons, C. H., B. Gerbrandt, W. Weight, R. McNearny, C. Young, D. Slotten, A. Huamani, A. Camac, R. Calderon, and H. Tapia. (2003) Preliminary Assessment of Mercury Contamination Due to Gold Mining in the Rio Ramis-Lake Titicaca Watershed, Peru, Proceedings TMS-EPD CONGRESS, San Diego, CA, March 2-6, 2003, Ed. M. Schlesinger, Warrendale, PA. 

Weight, Willis D. (2003) Letter, Regarding Review of "Manual of Applied Field Hydrology", Readers' Forum, Ground Water, Vol. 41, No.6, p.723

Gamache, M., Schreiber R.P., and Weight, W.D. (2003). Estimating Induced Infiltration and Cross-River Flow From Numerical Modeling, Proceedings MODFLOW and MORE 2003 Understanding through Modeling Vol. 1, International Ground Water Modeling Center, Colorado School of Mines, Golden Colorado, Sept 16-19, 2003 pp.159-163.

Weight, W.D., Schreiber R.P., and Gamache, M., (2003). Numerical Evaluation of the Effective Thickness in Pumping Tests, Proceedings MODFLOW and MORE 2003 Understanding through Modeling Vol. 2, International Ground Water Modeling Center, Colorado School of Mines, Golden Colorado, Sept 16-19, 2003, pp. 702-706.

Weight, W.D., and Sonderegger, J.L. (2002) Estimating the Effective Saturated Thickness in Unconfined Aquifers From Pumping Tests. National Ground Water Association Expo., Las Vegas, NV Abstract Book of the AGWSE 2002 Annual Meeting and Conference: “Linking Surface and Subsurface Hydrology – From Science to Technology”, pp 23-24. 

Weight, W.D., and J.L. Sonderegger. Manual of Applied Field Hydrogeology, McGraw-Hill, New York, NY, 608 pp, (2001). 

Weight, W.D., and G.P. Wittman. Oscillatory slug-test data sets: A comparison of two methods, Ground Water, 37:6,pp. 827-835, (1999).