LINKS
 
 Regulatory Entity of services  of Water and Waste (ERSAR)
 
 Administration Hydrographic Region North, IP
 
 Association of Portuguese Companies for the Environment Sector (AEPSA)

 Portuguese Association of Distribution and Drainage Water

 Portuguese Association for Basic Sanitation (APESB)
 
 Portuguese Association of Water Resources (APRH)

 INAG – Water Institute

 

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