Substation Scout

Not reported

BPA queue ID G0920

Queue IDG0920
Project nameNot reported
Status (as published)STUDY
SubstationAshe-Slatt No 1 line
Point of interconnectionAshe-Slatt No 1 500kV line
CountyBenton
StateWA
Voltage500 kV
Capacity500 MW
Resource (as published)Solar/Photovoltaic
Resource categorySolar (normalised for filtering)
Target commercial operation2027-01-06
Source datasetbpa-generation

Tracked changes

No changes to this filing observed since BPA tracking began on September 22, 2026. Full change log →

Additional filed fields

Connection TypeGI
Interconnection TypeNRIS & ERIS
PoiAshe-Slatt No 1 500kV line
Generator TypePhotovoltaic
Fuel SourceSolar
Nameplate Mw Total821.2
Max Summer Mw500
Max Winter Mw500
ClusterTransition Cluster
Reason Not Completed.
CommentsTricities/Umatilla1 Study Area

Fields shown are those promoted into this dataset. The original ISO filing may contain further columns (study reports, agreement dates, milestone flags) that are retained in the pipeline but not all surfaced here. Always confirm against the ISO's published queue before relying on any value.