Recovery plan for the Lake Ypacarai Paraguay

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    BID - Inter-American Development Bank

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Thetis, in Joint Venture with Betastudio srl (Padua)
had awarded by Banco Interamericano de Desarollo
(BID) the contract to prepare the Recovery Plan of
Lake Ypacarai, one of the main tourist resources and
historical – cultural icon of Paraguay. The lake suffers
from severe eutrophication problems that prevent
touristic use, generate health problems and threaten the
social environment and the ancillary economy.
Objectives of the Plan are:
• Data and projects available deep analysis, monitoring
campaigns and definition of the current state of health of
the environmental system. • Modeling of hydrodynamic
and water quality of the lake and its drainage basin
dealing with various scenarios of climate change; the
outputs of the modeling will be used for the selection
and the definition of remediation priorities. • Costbenefit
analysis of interventions, evaluated through
a participatory process of involving citizens and local
stakeholders. • Develop a plan of remediation for a
short, medium and long term perspective (30 years)
and develop advanced preliminary design of the urgent
interventions. The estimated budget is up to $ 50 million
for. • Activation of the communication system for the
involvement of stakeholders and citizens.

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