Colombia, Wastewater Treatment Plant Bello-Medellín

September 2017

Aguas Nacionales S.A. ESP, a subsidiary of Empresas Públicas de Medellín has awarded the Consultant and its local partner a contract covering assistance during the tender and construction phases of a wastewater treatment plant in Medellín and Bello.

The plant includes biological treatment by activated sludge and fine bubble aeration, sludge digestion and energy recovery, odor control, as well as the complete complementary infrastructure. The plant can be considered to be one of the most efficient and modern treatment plants in Latin America, with comparable standard to Western Europe.

Services provided include overall assistance to the project owner including complementary studies, adjustments to the tender documents, support during the tender phase and contract award of the construction works to a general contractor.

The construction will include the complete turn-key execution of the civil works and electro-mechanical installations, as well as the commissioning of the plant.

ClientEmpresas Públicas de Medellín, Colombia
LocationMedellín, Colombia
Services Period2006 – 2014
Project Cost200 million EUR
Technical Data
Mechanical and biological treatment stages (activated sludge)
  • Population
2.75 million PE
  • Average flow
5.0 m³/s
  • Peak flow
6.5 m³/s
  • BOD5 load
123 t/d
  • Final design
  • Preparation of technical specifications
  • Tender documents
  • Construction supervision




January 4th, 2018

Dr. Christoph Theune and Patrick Kaminsky appointed as Managing Directors of GKW Consult

Effective from the 1st of January 2018, Dr. Christoph Theune and Patrick Kaminsky will take over…

November 28th, 2017

Dr. Ralf Bufler invited as speaker for the EURO FINANCE WEEK (Session Banking and Business Forum Iran) in Frankfurt, Germany

The Banking and Business Forum Iran as part of the prestigious EURO FINANCE WEEK has been hosted by…

October 13th, 2017

New major project in Niger

On 11 September 2017 GKW Consult has been contracted with a first emergency programme (Programme de…