1. A storage facility designed to hold a liquid (typically water) that meets established specifications or requirements for capacity, construction, and operation
The city's standard reservoir supplies water to over 100,000 residents.
O reservatório padrão da cidade fornece água para mais de 100.000 residentes.
2. In engineering and technical contexts, a reservoir that conforms to industry or regulatory standards
The plant must use a standard reservoir to comply with environmental regulations.
A planta deve usar um reservatório padrão para estar em conformidade com os regulamentos ambientais.