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Hydrochemistry of the Guarani Aquifer System modulated by mixing with underlying and overlying hydrostratigraphic units
(2020-08-01)
Study region: São Paulo State, Southeastern, Brazil. Study focus: Several studies were conducted on the Guarani Aquifer System (GAS), with as main focus the identification of major stratigraphic units and hydrodynamic ...
Metodología para la caracterización geoquímica de los acuíferos carsicos costeros. I. muestreo sistemático y caracterización de facies hidroquímicas
(Editora Geotech, 2004)
En este trabajo se presenta una metodología para el monitoreo y caracterización de las diferentes facies hidroquímicas presentes en los acuíferos cársicos costeros afectados por los procesos de intrusión marina. Como caso ...
Rock-solute reaction mass balance of water flowing within an aquifer system with geochemical stratification
(Elsevier B.V., 2020-12-01)
Aquifers possess distinct mineralogy, diagenetic history, and geochemical constraints, which control the pore water's hydrochemistry. Whenever aquifers exchange groundwater, the incoming groundwater establishes a new ...
Contaminants Inputs at Alambari river, São José dos Campos city, São Paulo State, Brazil
(2021-12-01)
This paper describes a hydrochemical study held at Alambari river, which crosses the installations of Henrique Lage refinery (Revap), São José dos Campos city, São Paulo State, Brazil. The hydrochemical characterization ...
Hydrogeochemical characterization of groundwater for public supply in the Northeastern portion of the Guarani Aquifer System
(Assoc Brasileira Engenharia Sanitaria Ambiental, 2021-01-01)
The Guarani Aquifer System (GAS) comprises one of the most important aquifers in the world due to its large water reserve and its groundwater quality. However, some regions that comprise the GAS groundwater for human supply ...
Metodología para la caracterización geoquimoca de los acuíferos carsicos costeros. II. Identificación los procesos de mezcla y modificación de las facies hidroquímicas
(Editora Geotech, 2004)
Se muestran los resultados de la aplicación de una metodología para el procesamiento de datos hidroquímicos, con el objetivo de identificar los principales procesos geoquímicos que controlan la composición química de aguas ...
Variação espaço-temporal da composição isotópica das águas subterrâneas de um aquífero basáltico, e sua implicação na construção de um modelo de fluxo, na Bacia Hidrográfica do Paraná 3.
(Universidade Estadual Paulista (Unesp), 2022-04-01)
Compreender as condições climáticas e as suas relações com as águas que recarregam os aquíferos é primordial para uma gestão pública mais correta. Na região da Bacia do Paraná 3, no oeste do estado do Paraná, ocorrem rochas ...
Stable isotopes, carbon-14 and hydrochemical composition from a basaltic aquifer in São Paulo State, Brazil
(2017-02-01)
The Cretaceous Serra Geral Aquifer (SGA) is contained within one of the largest continental flood basalts in the world, reaching a thickness up to 1700 m in the center of the Paraná Basin. The SGA is one of the most important ...
Hydrochemical and radiometric evaluation of fresh and thermal waters from Araxá city (Minas Gerais, Brazil)
(2021-01-01)
This paper reports the hydrochemistry and activity concentration of the natural radionuclides 238U, 234U, and 210Po for three compartments of the hydrological/hydrogeological system in Araxá city, Minas Gerais State, Brazil: ...