In 1955 the Curtiss-Wright Corporation purchased 7 acres in the Moshanon state forest to develop nuclear powered jet engines. The site was later used by various organizations before being closed around 2002.  Decontamination work was completed around 2005.

Geographic names

• Karthaus 15 min. quadrangle
• Devils Elbow 7.5 min. quadrangle
• Clearfield County
• Covington Township
• (Karthaus Township – not the correct township but frequently referred to as)
• Riddle Road
• Reactor Road
• Meeker Run (which feeds into-)
• Mosquito Creek (which feeds into-)
• West Branch Susquehanna River (which feeds into-)
• Chesapeake Bay [watershed]

Other names

• Quehanna
• Curtiss-Wright Nuclear Research Laboratory of the Pennsylvania State University
• Permagrain , Inc.

Bibliography

Other resources:

• Research general vertical file. [archival material]. from the Pennsylvania State University Libraries Archives GVF/1997- 0013-07U
• Field trip photos from October 2006 by environmental geology class at Penn State
• Nearby towns’ newspapers: Dubois Courier-Express, The Progress (Clearfield)
• Soil Survey of Clearfield County (Life Sciences Library)
• Hazards Summary for the Nuclear Research Reactor Located at the Curtis-Wright Nuclear Research laboratory of the Pennsylvania State University. Forrest J. Remick, et al. 1960  Report NP-9360.

Geographic and other names

• Allensville 15 min. quadrangle
• Pine Grove Mills 7.5 min. quadrangle
• Huntingdon County
• Jackson Township
• Shaver's Creek Environmental center
• Shaver Creek
• Roaring Run, Armond Run, Henry's Run, Garner Run, Globe Run, Harrod Run, Phranton Run
• West Branch Susquehanna River
• Chesapeake Bay [watershed]

Bibliography:

• Africa, J.S., 1883. History of Huntingdon and Blair Counties, Pennsylvania
• Ayers, V.L., 1920. The Geologic Structure of the Lower Nittany Valley. Unpub. M.S. Thesis, The Pennsylvania State University, University Park, Pa.
• Barbosa, M., 1947. Geology of Warrior Ridge, Huntingdon County, Pennsylvania. Unpub. M.S. Thesis, The Pennsylvania State University, University Park, Pa.
• Bining, A.C., 1938. Pennsylvania Iron Manufacture in the Eighteenth Century. Pennsylvania Historical and Museum Commission Publication, Harrisburg, v. 4, 68 p. Appendix A.
• Butts, C., Swartz, F.M., and Willard, B., 1939. Geology and Mineral Resources, Tyrone Quadrangle, Pennsylvania, Pa, Geol. Surv., 4th Series, Atlas 96, 118p..
• Canich, M.R., and Gold, D.P., 1977. Study of the Tyrone-Mount Union Lineament by Remote Sensing Techniques and Field Methods. Office of Remote Sensing for Earth Resource (ORSER) Technical Report 12-77, The Pennsylvania State University, University Park, Pa.
• Ciciarelli, J.A., 1971. Geomorphic Evolution of Anticlinal Valleys in Central Pennsylvania. Unpub. Ph.D Thesis, The Pennsylvania State University, University Park, 98 p.
• Cotter, E., 1982. Tuscarora Formation of Pennsylvania. Society of Economic Paleotologists And Mineralogists, Eastern Section Guidebook, 105 p.
• Cotter, E., 1983, Silurian Depositional History. 48th Annual Field Conference of Pennsylvania Geologists, Pa. Geol. Surv. P. 3-12, 27, 58-62.
• Cotter, E., 1983. Shelf, Paralic and Fluvial environments, and Eustatic Sea-level Fluctuations in the Origin of the Tuscarora Formation (Lower Silurian) Of Central Pennsylvania. Journal of Sedimentary Petrology, v. 53, p. 25-49.
• Eckel, E.C., 1914. Iron Ores. McGraw-Hill Book Co., York, Pa. 430 p.
• Everly, R.A., 1978. The Geology of Huntingdon County, Pa. Unpub. M.S. Thesis, The Pennsylvania State University, University Park, Pa., 69 p.
• Flueckinger, L.A., 1967. Geology of the Allensville 15’ Quadrangle, Pennsylvania. Unpub. M.S. Thesis, The Pennsylvania State University, University Park, Pa., 69p.
• Flueckinger, L.A., 1969. Geology of a Portion of the Allensville Quadrangle, Centre and Huntingdon Counties, Pennsylvania. Pa. Topo. & Geol. Surv., Progress Rept. #176.
• Folk, R.L., 1960. Petrology and Origin of the Tuscarora, Rose Hill, and Keefer Formations, Lower and Middle Silurian of Eastern West Virginia. Journal of Sedimentary Petrology, v. 30, p.1-68.
• Folk, R.L., 1962. Petrography and Origin of the Silurian Rochester, and McKenzie Shales of Morgan County, West Virginia. Journal of Sedimentary Petrology, v. 32, p.539-578.
• Harper, J.A., 1981. Oil and Gas Development in Pennsylvania in 1980, with Ten Year Review and Forecast. Pennsylvania Topographic and Geological Survey, Progress Report #194, p.8-46.
• Hodgson, D.A., 1967. The Morphology of an Area of Patterned Ground in Central Pennsylvania. Unpub. M.S. Thesis, The Pennsylvania State University, University Park, Pa. 62 p.
• Inners, J.D., and Williams, J.H., 1983. Clinton Iron Ore Mines of the Danville Bloomsburg Area. 48th Annual Field Conference of Pennsylvania Geologists, p.53-63.
• Leonard, J.W., 1958. The Beneficiation of the Pennsylvania Iron-bearing Sandstones. Unpub. M.S. Thesis. The Pennsylvania State University, University Park, Pa. 63 p.
• Lesley, P., 1874. The Brown Hematite Iron-ore Banks of that part of Nittany Valley Called Warrior’s Mark Valley, Half Moon Valley and Sprice Creek Valley in Huntingdon and Centre Counties, Pennsylvania. McCalla and Stavely, Philadelphia, 99 p.
• Meckel, L.S., 1970. Paleozoic Alluvial Deposition in the Central Appalachians; A Summary. In Studies of Appalachian Geology: Central and Southern, p. 49-67, John Wiley & Sons, New York.
• Merkel, E.J., 1978. Soil Survey of Huntingdon County, Pennsylvania. National Cooperative Soil Survey, 70p.
• Nickelson, R.E., 1963. Tectonics and Cambrian-Ordovician Stratigraphy of the Central Appalachians of Pennsylvania. Pittsburgh Geological Society, p. 13-25.
• Rutledge, J.J., 1909. Clinton Iron-ore Deposits in Stone Valley, Huntingdon County, Pennsylvania. In Struthers, J., ed., Transactions of American Institute Of Mining Engineers, New York, p. 134-164.
• Shuster, E.L., 1990. Lithofacies Distribution of the Silurian Keefer Sandstone Member of the Mifflintown Formation of Central Pennsylvania. Unpub. M.S. Thesis, The Pennsylvania State University, University Park, Pa. 227 p.
• Stamm, R.P., 1948. Geologic Survey Report of Brush Ridge Plot in Allensville Quadrangle, Pennsylvania. Unpub. M.S. Thesis, The Pennsylvania State University, University Park, Pa. 34p.
• Swank, J.M., 1878. Introduction to a History of Ironmaking and Coal Mining in Pennsylvania. 125 p (p. 36-46).
• Swartz, C.K., and Swartz, F.M., 1931. Early Silurian Formations of Southeastern Pennsylvania. Geological Society of America Bulletin, v.42, p.621-662.
• The State Water Plan: Subbasin 11: Upper Juniata River, 1980. Pennsylvania. Division of Comprehensive Resources Programming, The Division. 147 p.
• Taylor, L.E., 1982. Groundwater Resources of the Juniata River Basin, Pennsylvania. Water Resources Report 54. 131 p.
• Tuttle, O.F., 1940. Petrographic Interpretation of the Ordovician-Silurian Boundary Problem in Central Pennsylvania. Unpub. M.S. Thesis, The Pennsylvania State University, University Park, Pa.
• Van Diver, B.B., 1990. Roadside Geology of Pennsylvania. Mountain Press Pub. Co., Missoula, 352 p.
• White, I.C., 1885. Geology of Huntingdon County. 2nd Geological Survey of Pennsylvania, Progress Report. 471 p.
• White, W.R., 1924. Early Iron Production in Central Pennsylvania.
• Woodfork, L.D., and Patchen, D.C., 1970. Keefer Sandstone: An Attractive Silurian Target. Silurian Stratigraphy: Central Appalachian Basin, Appalachian Geology Society Field Conference, p.76-79.
• Yeakel, L.S., 1962. Tuscorora, Juniata, and Bald Eagle Paleocurrents and Paleogeography in the Central Appalachians. Geological Society of America Bulletin, v.73, p. 1515-1540.