Our foundation: acciona.orgInitiatives we supportOur strategySustainable Development GoalsClimate emergencySocial developmentSustainability indicesSustainable Development AlliancesTechnology and innovation centresOpen and collaborative innovationDigital hubInnovation projectsJob offersGraduates and internshipsDiversity, equity and inclusionSafety, health and well-beingTrainingSelection processEnergyTransportWaterSocialCitiesReal EstateFinancialIntegrated annual reportsAnnual accountsResults, reports & presentationsAverage period of payment to suppliersRatingsShare priceDividendsAnalyst opinionsInvestor calendarGeneral Shareholders' MeetingBoard of Directors and CommitteesManagement teamShare capitalAnnual Corporate Governance ReportDirector remunerationGovernance rules and complianceFramework AgreementCNMV CommunicationsSustainable finance
Chile, Chile
See on Google Maps
Valdivia Waste Water Treatment Plant
General Information
Entity: Agua Décima
Location: Chile
Population: 101,500 eq/inhab
Flow: 25,920 m3/day
Key points
Coarse (ø 30 mm) and fine (ø3 mm) solids breakdown by mean of two automatic grids and two self-cleaning sieves
Third emergency channel with hand operated screen
Two sand/silt-grease trap channels 12 m long
Two primary ø 25 m settlers
Chlorine gas disinfection
Sludge thickening in ø 7 m gravity thickener
2,100 m3 unheated anaerobic digestion
Sludge dehydration by means of a 1.5 m band filter
Deodorisation of the installations by means of an active carbon filter