| Khalil, M., Hallum, D., Korus, J. (2023) Resistivity Survey for Locating a Well Site on the Howell Property. Conservation and Survey Division Open-File Report 239 (pp. 14.). Lincoln, NE: Conservation and Survey Division, School of Natural Resources, University of Nebraska-Lincoln. | |
| Khalil, M., J. Korus, D. Halum and R.M Joeckel. (2023) A Geophysical Survey of the Northdale Sanitary District, Meade County, South Dakota, University of Nebraska - Lincoln, 35 pp.
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| Hallum, D.R., Hanson, P.R., Tucker, S.T., Diffendal, R.F. Jr., 2020, Hydrogeology and Geology of the Lower North and South Platte Rivers of Nebraska, Nebraska Geological Society Field Trip 2020, Guidebook No. 37, University of Nebraska–Lincoln, Conservation and Survey Division, 36p. | Online |
| Hydrogeologic Framework And Water Balance Investigation of Land near the Gothenburg Canal System. Hallum, Doug, 2020. Lincoln, NE, University of Nebraska-Lincoln, Conservation and Survey Division, Open File Report 208 | Online |
| Kunts, T. Sibray, S. Reedy, J., Yill, J., Hallum, D., 2020, A.R., Mapping the Base of the High Plains Aquifer using Borehole Geophysical Logs and Airborne Electromagnetic Surveys in Western Nebraska . University of Nebraska-Lincoln, Conservation and Survey Division, Open File Report 210, 21 pp. | Online |
| Hallum, D.R., 2019, Informing water use decision-making for waterfowl and agricultural production on a ranch along the North Platte River, Nebraska. University of Nebraska-Lincoln, Conservation and Survey Division, Open File Report 205, 276 pp. | Online |
| Hallum, D.R., Terry D.O., Leite, M.B., Sibray, S.S., Balmat, J.L., 2019, Exploring the Northwest Margin of the High Plains Aquifer: Structure, Depositional History and Hydrogeology, Nebraska Geological Society Field Trip, University of Nebraska–Lincoln, | |
| Hallum, D., Lackey, S. and Sibray, S. 2018 Results of Test-Hole Drilling for Observation Well Planning in the Lower Loup Natural Resources District, Spring 2017; Conservation & Survey Division. pp. 52 | Online |
| Hallum, D.R., 2018, Geology of a Deep Test Hole in Southwest Nebraska, poster abstract in The Fourth Biennial Field Conference of the American Association of Petroleum Geologists (AAPG) Midcontinent Section Fourth Biennial Field Conference Abstracts and G | Online |
| Hallum, D.R., Sibray, S.S., Howard, L.M., 2018. Hydrogeologic Framework Studies of Portions of the Niobrara River. Conservation and Survey Division, School of Natural Resources, University of Nebraska-Lincoln . pp. 78 | Online |
| Hallum, Douglas and Susan Lackey. 2017. Results of Test-Hole Drilling for Observation Well Planning in the Upper Loup Natural Resources District, Fall 2016. North Platte, NE: Conservation and Survey Division, University of Nebraska - Lincoln. PP. 33 | Online |
| Sibray, S.S. and Hallum, D.R.. 2017. Petroleum Pipelines - Facts and Safety. Nebr. Extension. EC3003. 10 pp. | Online |
| Jesse T. Korus, Leslie M. Howard, Aaron R. Young, Dana P. Divine, Mark E. Burbach, J. Michael Jess, and Douglas R. Hallum. (2013). The Groundwater Atlas of Nebraska, Conservation and Survey Division, University of Nebraska, Resource Atlas 4b. | |
| Diffendal, R.F. Jr., Olafsen Lackey, S., Hallum, D.R., 2021, Geology and Hydrogeology of Northeastern Nebraska: Geology, Water Management and Geological Hazards, Nebraska Geological Society Field Trip 2021, Guidebook No. 38, University of Nebraska–Lincoln, Conservation and Survey Division, 32p | Online |