Program of monitoring and evaluation of TPBS in river basins and aquifers

The objective of this paper is to contribute to the preparation of a national surveillance monitoring program for Persistent, Bio-accumulating, and Toxic, Substances (PBTS) in Mexican river basins and aquifers. Selection criteria were established and PBTS were recommended: "priority" PBTS...

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Main Author: Anne M. Hansen
Format: Article
Language:English
Published: Instituto Mexicano de Tecnología del Agua 2012-11-01
Series:Tecnología y ciencias del agua
Subjects:
Online Access:https://www.revistatyca.org.mx/ojs/index.php/tyca/article/view/267
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author Anne M. Hansen
author_facet Anne M. Hansen
author_sort Anne M. Hansen
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description The objective of this paper is to contribute to the preparation of a national surveillance monitoring program for Persistent, Bio-accumulating, and Toxic, Substances (PBTS) in Mexican river basins and aquifers. Selection criteria were established and PBTS were recommended: "priority" PBTS for immediate implementation and "emerging" PBTS that historically have not been considered as contaminants are present in the environment but need further assessment before they are included in surveillance monitoring programs. For the priority list, PBTS were selected that allow for an immediate implementation without further investigation or changes of existing regulations and infrastructure. Information on work related to PBTS in Mexico was collected through Webpages from universities, research institutes, and public organizations. Fifty Mexican institutions were identified that carry out research on PBTS in river basins and aquifers. The most studied PBTS were metals and pesticides and, to a minor extent, Polychlorinated Aromatic Hydrocarbons (PAH), Polycyclic Benzenes (PCB), dioxins and furans. Among 40 PBTS considered to be relevant for monitoring water, sediments and soil by at least three different countries and international organizations, 30 are included in 8 Mexican regulations where the most abundant (13 substances) are PAH followed by pesticides (12), and metals (3). Comparing this list with published sampling and evaluation of PBTS in Mexico, a starting list of 15 priority PBTS was proposed, considering the inclusion candidate substances according to a previous assessment. Both pristine and polluted sites were proposed for different regions in Mexico.
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spelling doaj.art-85efb7d65eca4dd596012f89bdf380622023-12-14T17:11:41ZengInstituto Mexicano de Tecnología del AguaTecnología y ciencias del agua0187-83362007-24222012-11-0134167195246Program of monitoring and evaluation of TPBS in river basins and aquifersAnne M. Hansen0Instituto Mexicano de Tecnología del AguaThe objective of this paper is to contribute to the preparation of a national surveillance monitoring program for Persistent, Bio-accumulating, and Toxic, Substances (PBTS) in Mexican river basins and aquifers. Selection criteria were established and PBTS were recommended: "priority" PBTS for immediate implementation and "emerging" PBTS that historically have not been considered as contaminants are present in the environment but need further assessment before they are included in surveillance monitoring programs. For the priority list, PBTS were selected that allow for an immediate implementation without further investigation or changes of existing regulations and infrastructure. Information on work related to PBTS in Mexico was collected through Webpages from universities, research institutes, and public organizations. Fifty Mexican institutions were identified that carry out research on PBTS in river basins and aquifers. The most studied PBTS were metals and pesticides and, to a minor extent, Polychlorinated Aromatic Hydrocarbons (PAH), Polycyclic Benzenes (PCB), dioxins and furans. Among 40 PBTS considered to be relevant for monitoring water, sediments and soil by at least three different countries and international organizations, 30 are included in 8 Mexican regulations where the most abundant (13 substances) are PAH followed by pesticides (12), and metals (3). Comparing this list with published sampling and evaluation of PBTS in Mexico, a starting list of 15 priority PBTS was proposed, considering the inclusion candidate substances according to a previous assessment. Both pristine and polluted sites were proposed for different regions in Mexico.https://www.revistatyca.org.mx/ojs/index.php/tyca/article/view/267sustancias tóxicas, persistentes y bioacumulables, sustancias prioritarias, sustancias emergentes
spellingShingle Anne M. Hansen
Program of monitoring and evaluation of TPBS in river basins and aquifers
Tecnología y ciencias del agua
sustancias tóxicas, persistentes y bioacumulables, sustancias prioritarias, sustancias emergentes
title Program of monitoring and evaluation of TPBS in river basins and aquifers
title_full Program of monitoring and evaluation of TPBS in river basins and aquifers
title_fullStr Program of monitoring and evaluation of TPBS in river basins and aquifers
title_full_unstemmed Program of monitoring and evaluation of TPBS in river basins and aquifers
title_short Program of monitoring and evaluation of TPBS in river basins and aquifers
title_sort program of monitoring and evaluation of tpbs in river basins and aquifers
topic sustancias tóxicas, persistentes y bioacumulables, sustancias prioritarias, sustancias emergentes
url https://www.revistatyca.org.mx/ojs/index.php/tyca/article/view/267
work_keys_str_mv AT annemhansen programofmonitoringandevaluationoftpbsinriverbasinsandaquifers