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13.1 MW Muni. Waste operating in MARION, OR — Portland General Electric Company
13.1 MW
Nameplate Capacity
1
Generators
unit
Municipal Solid Waste
Technology
1986
Operating Since
Coordinates
45.0485, -122.9628
County
MARION, OR
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Covanta Marion Inc | Reworld Marion Inc | — |
| Owner(s) | Covanta Marion Inc | EQT | — |
| Status | Operating | operating | — |
Covanta Marion Inc is a 13.1 MW waste-to-energy power plant located in Marion County, Oregon. The plant began operating in 1986 and utilizes municipal solid waste (MSW) as its primary fuel source. It consists of a single generator and is operated by Covanta Marion Inc, a subsidiary of the Swedish company EQT. The plant is interconnected to the grid within the Portland General Electric Company balancing authority, operating within the Western Electricity Coordinating Council (WECC) NERC region.
Covanta Marion Inc is the largest waste-to-energy plant in Oregon, ranking 1 out of 1 in the state. Nationally, it ranks 50 out of 56 similar facilities. The plant has been the subject of 9 news articles, with a focus on regulatory (7 articles) and industry (2 articles) topics.
Generated from EIA, GEM, and public data sources
Grid Region
Pacific Northwest
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
0 MWh
Latest Month
0 MWh
Annual Generation
0.0%
Capacity Factor
CO₂ Intensity
2392 lb/MWh
NOx
7 lb/MWh
SO₂
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $45.8M
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-26
View all 5 articlesNo ask pi reports yet for this entity.
ask pi about Covanta Marion IncPortland General Electric Company (PGE)
Grid Voltage
57.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
4 lb/MWh
CH₄
2 lb/MWh
N₂O
0.201 lb/MWh
Capacity Factor
42.5%
Annual Net Gen
49 GWh
CO₂eq
2488 lb/MWh
Subregion
WECC Northwest