Simulation of Groundwater Flow in the “1,500-Foot” Sand and “2,000-Foot” Sand, with Scenarios to Mitigate Saltwater Migration in the “2,000-Foot” Sand of the Baton Rouge Area, Louisiana

Charles E. Heywood, Jason M. Griffith, and John K. Lovelace Groundwater withdrawals have caused saltwater to encroach into freshwater-bearing aquifers beneath Baton Rouge, Louisiana. Groundwater investigations in the 1960s identified a freshwater-saltwater interface located at the Baton Rouge Fault, across which abrupt changes in water levels occur. Aquifers south of…

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Surface water use to counterbalance groundwater withdrawals in Southwest Louisiana

David M. Borrok, School of Geosciences, University of Louisiana at Lafayette, Lafayette, LA 70504: dborrok@louisiana.edu; Emad Habib, Department of Civil Engineering, University of Louisiana at Lafayette, Lafayette, LA 70504: habib@louisiana.edu; Whitney P. Broussard, III, Institute for Coastal Ecology and Engineering, University of Louisiana at Lafayette, Lafayette, LA 70504: Wbroussard@louisiana.edu; JoAnne…

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Impact of land use on concentrations of ions, Total Dissolved Solids, and Total Suspended Solids in East Baton Rouge Parish

Douglas Carlson Louisiana Geological Survey, Louisiana State University, Baton Rouge, Louisiana, 70803-001 Past studies in the Baton Rouge, Louisiana area considered stream water quality during storm events but ignored water quality during low flow periods. This study includes determination of stream water quality during low flow time periods for 9…

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Water Usage Issues in Southwest Louisiana

Michael Tritico, RESTORE, P.O. Box 233, Longville, LA 70652 michaeltritico@yahoo.com , Paul Ringo, Sabine Riverkeeper, 2090 Mouth of the Creek Road, Merryville, LA 70653 paul.ringo0815@gmail.com   Safe drinking water for humans must be acknowledged as the highest, best use of any of Louisiana source of fresh water. A Policy of…

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Causes and Effects of Late Holocene Subsidence on the Pierre Part distributary complex Ascension and Assumption parishes, Louisiana

Paul V. Heinrich Louisiana Geological Survey, Louisiana State University, Baton Rouge, Louisiana 70803   Within Assumption and Ascension parishes, Louisiana, the Late Holocene Pierre Part Distributary System exhibits anomalous anastomosing distributaries that originate from a formally active area of crevassing along Bayou Lafourche. These distributaries converge downstream back into a…

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Water Demand Forecasting for Toledo Bend Reservoir Reallocation

Joseph E. Berlin, AECOM, 7389 Florida Blvd Suite 300, Baton Rouge, LA 70806 Joseph.Berlin@aecom.com Most large reservoirs in the U.S. are multi-purpose reservoirs, which may be used for providing water supply, flood risk management, hydropower, recreation, and maintenance of minimum river flows downstream for environmental protection. The storage capacity of…

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Riverine sediment fractions as a function of discharge at Tarbert Landing and Simmesport – Indication of the need for flow control to maximize sediment sources

Sanjeev Joshi, Louisiana State University, Baton Rouge, LA 70803: sjoshi2@tigers.lsu.edu; Y. Jun Xu, Louisiana State University, Baton Rouge, LA 70803: yjxu@lsu.edu Deltaic development in the mouths of the Mississippi and Atchafalaya Rivers (MAR) has been found to be strongly affected by river floods. Although several studies have investigated long-term total…

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