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The Metropolis of Lyon wants to know more about the famous eternal pollutants of Pierre-Bénite.
Almost a year after the revelations of the France 2 investigation mentioning the presence of these perfluorinated (PFAS) from two factories in the chemical valley in the surrounding soil, but also the water of the Rhône, its fish and even the agricultural production of the surroundings, the ecologist executive will finance a study over four years.
It will be entrusted to the Ecocitoyen institute of Fos-sur-Mer, which specializes in the matter, as provided for in the deliberation proposed for the vote of the next metropolitan council on March 27.
This center studies the effect of pollution on health.
“It is working on a better knowledge of the risks linked to human activities, in particular industrial and logistical
, specifies the metropolis.
Its work, recognized at the academic level, is now officially taken into account by the National Assembly's Public Policy Evaluation and Control Committee
”.
The Métropole will thus rely on its expertise to study the presence of PFAS on its territory.
This while the Dreal surveys have shown the presence of eternal pollutants even in chicken eggs and breast milk.
Another study funded by the municipalities concerned also revealed soil pollution in several schools.
Worrying presence in drinking water catchments
"This health study, lasting 4 years, aims to know the levels of impregnation of exposed populations and better understand the relationship between the environment and the human body with regard to PFAS", adds the Metropolis
. .
Local actors such as the Cancéropôle Lyon Auvergne-Rhône-Alpes will be integrated into the systems.
Pending the results of this major study, the Métropole and the Public Water Authority of Greater Lyon have decided on an action plan to assess pollution in water, while some drinking water catchments contain traces of these pollutants. eternal.
"The analyzes of the waters of the catchments of Grigny and Ternay serving the Communes of Givors, Grigny, Solaize and Marcy-l'Étoile show levels above the threshold of 0.1 µg / l over the first 2 quarters of 2022",
specifies thus the deliberation put to the vote on March 27.
On the sanitation side, it is the Rhône Méditerranée water agency that will be called upon to quantify the presence in the sludge from the treatment plants and investigate the discharges of certain companies.
Companies that the metropolis wants to support in the transformation of industrial processes.
This plan also aims to study treatment or dilution solutions.
On the agricultural side, the establishment of transparent communication with operators potentially affected by this pollution must be put in place.
This information must also concern the inhabitants, for whom the public authorities want to develop knowledge of exposure to PFAS and the impacts in terms of health.