Power you can count on
SUB’s electric service has a 99.8% reliability rating, one of the best in the industry.
We are committed to reliability and continue to make investments in infrastructure that
keep your power safe and reliable.
Current major projects
| Project Type | Area | Description | Details | Current Status |
|---|---|---|---|---|
| Neighborhood Upgrades | ||||
| Thurston – North of Main Street | Underground cable replacement and transformer relocation | B Street to Thurston Road from 66th Street to 69th Street | Design at 75% | |
| 73rd Street | Electric upgrade project and transformer relocation | A Street to B Street from 72nd Place to 73rd Place | Complete | |
| Kathryn Ave, 35th to 39th Streets | Proactive replacement of aging overhead infrastructure | Pole and wire replacement | Complete | |
| South of Centennial/Aspen | Underground cable replacement and transformer relocation | Rainbow Ave to Prescott Lane, from Janus Street to Granite Place | Design at 95% | |
| Hayden Bridge Rd, 28th to 31st | Proactive replacement of aging overhead infrastructure | Pole replacement | Design at 90% | |
| Royal Delle Park | Proactive replacement of aging overhead infrastructure | Pole and wire replacement, Blackstone St to Cambridge St | Design at 90% | |
| Olympic & 42nd Street | Proactive replacement of aging overhead infrastructure | Pole replacement, | Construction at 20% | |
| System Upgrades | ||||
| Thurston Natural Area | Rebuild feeder | East Springfield | Complete | |
| Springfield Substation | Expand substation to support Rosboro expansion | 18th/South A | Distribution at 40% construction | |
| Rosboro | Install feeders from Springfield Substation to Rosboro | South A from South 16th St to South 23rd | Contractor conduit, Fall 2026 | |
| Glenwood Substation | Construction overview | Glenwood Substation Construction | Design complete; Construction at 80% | |
| Glenwood 115kv transmission line | Extend existing transmission line | Along I-5 to Glenwood Substation | In approval. Construction planned for late 2026 | |
| Glenwood 20.8 kV distribution | Underground and overhead feeder construction | From Glenwood Substation west along E 22nd Ave, to Henderson, then north to 19th Ave. | Construction at 90% |