Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010

In this work, we considered data of 25 water quality variables collected between January 2006 to December 2010 at 64 monitoring sites along the Virilla River Subbasin in Costa Rica. Factor analysis identified two potential pollution sources that explained 80.9% of the total variance in LP, two poten...

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Main Authors: Jorge Herrera, Susana Rodríguez, José F. Rojas, Éricka Rojas, María Chaves
Format: Article
Language:English
Published: Universidad Nacional, Costa Rica 2013-06-01
Series:Ciencias Ambientales
Subjects:
Online Access:http://www.revistas.una.ac.cr/index.php/ambientales/article/view/7302/7550
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author Jorge Herrera
Susana Rodríguez
José F. Rojas
Éricka Rojas
María Chaves
author_facet Jorge Herrera
Susana Rodríguez
José F. Rojas
Éricka Rojas
María Chaves
author_sort Jorge Herrera
collection DOAJ
description In this work, we considered data of 25 water quality variables collected between January 2006 to December 2010 at 64 monitoring sites along the Virilla River Subbasin in Costa Rica. Factor analysis identified two potential pollution sources that explained 80.9% of the total variance in LP, two potential pollution sources that explained 77.1% of the total variance in MP, and two potential pollution sources that explained 67.8% of the total variance in HP. Most water quality variables were influenced primarily by pollution due to industrial wastewater, agricultural activities and urban runoff.
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spelling doaj.art-c003798e74cc4ed2b491473b626ccf232022-12-22T02:06:12ZengUniversidad Nacional, Costa RicaCiencias Ambientales1409-21582215-38962013-06-014515162http://dx.doi.org/10.15359/rca.45‐1.5Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010Jorge Herrera0Susana Rodríguez1José F. Rojas2Éricka Rojas3María Chaves4Coordinator of the Laboratory for Environmental Analysis of the School of Environmental Sciences, National University , Costa Rica Chemistry and a researcher at the School of Chemistry at the University of Costa RicaChemical and Research in Laboratory for Environmental Analysis of the School of Environmental Sciences, National University, Costa Rica Chemistry, System responsible Quality Environmental Analysis in Laboratory for Environmental Analysis of the School of Environmental Sciences, National University, Costa Rica Chemical industries, is responsible for the Section of Waters in Laboratory for Environmental Analysis of the School of Environmental Sciences, National University, Costa Rica In this work, we considered data of 25 water quality variables collected between January 2006 to December 2010 at 64 monitoring sites along the Virilla River Subbasin in Costa Rica. Factor analysis identified two potential pollution sources that explained 80.9% of the total variance in LP, two potential pollution sources that explained 77.1% of the total variance in MP, and two potential pollution sources that explained 67.8% of the total variance in HP. Most water quality variables were influenced primarily by pollution due to industrial wastewater, agricultural activities and urban runoff.http://www.revistas.una.ac.cr/index.php/ambientales/article/view/7302/7550Costa RicaSource apportionmentWater pollutionVirilla Subbasin
spellingShingle Jorge Herrera
Susana Rodríguez
José F. Rojas
Éricka Rojas
María Chaves
Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010
Ciencias Ambientales
Costa Rica
Source apportionment
Water pollution
Virilla Subbasin
title Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010
title_full Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010
title_fullStr Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010
title_full_unstemmed Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010
title_short Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010
title_sort temporal and spatial variation in the quality of surface water in the subwatershed of the virilla river costa rica between 2006 and 2010
topic Costa Rica
Source apportionment
Water pollution
Virilla Subbasin
url http://www.revistas.una.ac.cr/index.php/ambientales/article/view/7302/7550
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