Development and Calibration of a Ground-water Flow Model for the Sparta Aquifer of Southeastern Arkansas and North-Central Louisiana and Simulated Response to Withdrawals, 1998-2027DIANE Publishing |
عبارات ومصطلحات مألوفة
40 80 Kilometers 80 Kilometers Figure 80 Miles Active Model Area Aquifer of Southeastern Aquifer Outcrop-Subcrop Active Arkansas and North-Cen baseline Bayou Bayou Dorcheat Cane River Formation cone of depression Cook Mountain confining CSS values current model Development and Calibration Dugdemona River Eastern Extent El Dorado EXPLANATION Simulated feet per day Fitzpatrick ft/d Grand Prairie area grid Ground-Water Flow Model ground-water withdrawal Hosman layer Miles 40 Mississippi 40 80 Mississippi Embayment Model Area Boundary Monroe Mountain confining unit NGVD observed hydraulic heads Ouachita Outcrop-Subcrop Active Model parameter names percent Pine Bluff potentiometric surface predevelopment previous Sparta model pumpage recharge reductions in Pine representing Saline Bayou scenario 1a Simulated and observed simulated hydraulic heads Southeastern Arkansas Sparta Aquifer Outcrop-Subcrop Sparta Sand specific storage storage stress period Tennessee Mississippi 40 terrace deposits Terry Holland Texas tion U.S. Geological Survey Union County vertical hydraulic conductivity weighted residuals withdrawal rates zone
مقاطع مشهورة
الصفحة ii - The use of firm, trade, and brand names in this report is for identification purposes only and does not constitute endorsement by the US Geological Survey For additional information write to: District Chief US Geological Survey 333 W.
الصفحة vii - Temperature in degrees Celsius (°C) may be converted to degrees Fahrenheit (°F) as follows...
الصفحة 46 - POTENTIOMETRIC CONTOUR-Shows altitude at which water level would have stood in tightly cased wells.
الصفحة vii - Datum of 1929 (NGVD of 1929)—a geodetic datum derived from a general adjustment of the firstorder level nets of both the United States and Canada, formerly called Sea Level Datum of 1929.
الصفحة 70 - Orzol, LL, and McGrath, TS, 1992, Modifications of the US Geological Survey modular finite-difference, ground- water flow model to read and write geographic information system files: US Geological Survey Open-File Report 92-50, 202 p.
الصفحة 4 - PURPOSE AND SCOPE The purpose of this report is to document the water-quality characteristics of a contaminated controlled canal.
الصفحة 70 - REED, JE (1972). Analog simulation of water-level declines in the Sparta sand, Mississippi embayment. US Geol.
الصفحة 70 - Potentiometric surface of the Sparta aquifer in eastern and south-central Arkansas and north-central Louisiana, and the Memphis aquifer in east-central Arkansas, October 1996-July 1997 Joseph.
الصفحة 70 - Simulated response to future pumping in the Sparta aquifer, Union County, Arkansas: US Geological Survey Water-Resources Investigations Report 91-4161, 25 p.
الصفحة vii - Transmissivity: The standard unit for transmissivity is cubic foot per day per square foot times foot of aquifer thickness [(ft3/d)/ft]ft.