São Paulo, Brazil

THIRD ALTO TIETÊ MACRO-DRAINAGE PLAN

Client

Department of Water and Electric Energy of São Paulo – DAEE-SP

Year

2015

Key facts

Catchment area of 5,900 km2 across 39 municipalities in São Paulo state with a population of over 19 million. Delineation of flood risk areas (SOBEK). Rain and stream gauge network improvements. Review of the alert system and emergency response action. Preparation of the Action Plan and simulation of its effect (hydrological – hydraulic modelling).

Services

The aim is to reduce the impact of floods caused by rising river levels in the Alto Tietê basin. The PDMAT-3 combines structural actions (channels, dams and reservoirs, and dykes), services to operate, maintain and renew existing structures, and non-structural actions, in the short (5 years), medium (10 years) and long term (20 years).

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