Operation and maintenance of "LA CHINA" WWTP

Operation and maintenance of the La China waste water treatment plant (WWTP) in Madrid, 24 hours per day, 365 days per year, by a multi-disciplinary team of more than 65 workers. The La China WWTP is the oldest WWTP in the city of Madrid (dating back to 1934).

General plant data

Population served: 1,335,000 inhabitants
Flow treated per year: 117,000,000 m3/year
Waste: 4,500 m3/year / Sludge: 50,000 t/year
Biogas production: 5,300,000 Nm3/year
Percentage used for cogeneration: 70 % / To electricity self-production: 40 %
Electricity generated: 8,000,000 kWh/year

Operation and maintenance characteristics

Operation of the water and sludge treatment system. Adaptation of process parameters, reagent dosing, waste management, etc.
Process optimisation.
Maintenance and conservation of all infrastructure and equipment.
Predictive, preventive, regulatory, metrological and corrective maintenance.
Execution of improvement works and new treatment sub-processes.
Computerised infrastructure maintenance management (GIMDEI).
Analytical process control.
Management of waste and sludge for their subsequent removal by third parties.

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