An open season to gauge support for a pipeline that would transport carbon emissions across five Midwest states for permanent sequestration has drawn enough support that the project could be a go, according to Navigator CO2 Ventures.

Valero Energy Corp. and a unit of BlackRock Inc. in March teamed up with Navigator Energy Services to develop an industrial-scale pipeline to gather, transport and store carbon dioxide emissions from sites in five Midwest states.

“Based on extensive feedback from potential customers representing diverse emissions sources, and in an effort to provide a holistic solution for multiple industries, Navigator is actively looking to expand the capacity of the pipeline and proceed with multiple sequestration sites, creating an injection capacity of up to...