Comportamento do nitrato em poços do aquífero Dunas/Barreiras nas explotações Dunas e Planalto, Natal, RN, Brasil

This paper aims at evaluating the nitrate contamination in groundwater in two sets of exploitation wells located at Dunas/Barreiras aquifer in Natal (RN), Brazil, comprising the neighborhoods Tirol, Nova Descoberta and Planalto. Data interpretation demonstrated that in the long-time occupied region,...

Descripción completa

Detalles Bibliográficos
Autores: Righetto, Antonio Marozzi, Queiroz, Marcelo Augusto, Cabral, Natalina Maria Tinôco
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2009
País:Brasil
Institución:Universidade Federal do Rio Grande do Norte (UFRN)
Repositorio:Repositório Institucional da UFRN
Idioma:portugués
OAI Identifier:oai:repositorio.ufrn.br:123456789/30347
Acceso en línea:https://repositorio.ufrn.br/handle/123456789/30347
Access Level:acceso abierto
Palabra clave:Aquífero Dunas/Barreiras
Nitrato
Densidade populacional
Dunas/Barreiras aquifer
Nitrate
Population density
Descripción
Sumario:This paper aims at evaluating the nitrate contamination in groundwater in two sets of exploitation wells located at Dunas/Barreiras aquifer in Natal (RN), Brazil, comprising the neighborhoods Tirol, Nova Descoberta and Planalto. Data interpretation demonstrated that in the long-time occupied region, groundwater has nitrate concentrations above the allowed limit value (10 mg/L N-NO-3). Whereas, data collected in recently occupied area show that the presence of nitrate is sufficiently low, but reveals that its concentration is increasing with time. In conclusion, nitrate concentrations indicate that contamination is related to population density and with urban occupancy history