Adams Nielson Solar — Plant Summary
- EIA Plant ID
- 61933
- Capacity
- 19.2 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Adams, WA
- Operating Since
- 2018
- Generators
- 1
- Operator
- Strata Manager, LLC
- Parent Company
- —
- Annual Generation
- 44,570.21 MWh
- Capacity Factor
- 26.5%
- Balancing Authority
- Avista Corporation
- ISO/RTO
- —
- NERC Region
- WECC
Adams Nielson Solar
OperatingSolar
Ranked #7 of 11 Solar plants in WA#1795 of 7447 nationally
19.2 MW Solar operating in Adams, WA — Avista Corporation
EIAGEMWD
19.2 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2018
Operating Since
Location
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Strata Manager, LLC | Strata Manager | — |
| Owner(s) | Adams Nielson Solar, LLC | Adams Nielson Solar LLC [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as Adams Nielson Solar LLC [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Adams Nielson Solar is a 19.2 MW solar photovoltaic power plant located in Adams County, Washington. The plant began operating in 2018 and has one generator. It is owned and operated by Strata Manager, LLC. The primary fuel source is solar energy (SUN), and the plant utilizes dual-axis solar tracking technology. Adams Nielson Solar ranks as the 7th largest solar plant in Washington state out of 10, and 1595th nationally out of 7108 plants.
In its most recent year of operation, Adams Nielson Solar generated 44,570 MWh of electricity, achieving a capacity factor of 26.5%. The plant operates within the Western Electricity Coordinating Council (WECC) NERC region, and its balancing authority is Avista Corporation. Financial data is available for the plant from LBNL, though specific figures are not provided.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Avista Corporation
Grid Voltage
0.48 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Interconnection Queue1 projectBeta
OperationalSolar19.2 MWWestLBNL
Generation
781 MWh
Latest Month
44.6K MWh
Annual Generation
26.5%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$91.0/MWh
LCOE (Levelized Cost)
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Regulatory·federal policy
Washington DC’s 500 Most Influential People of 2025
Here's our list of the experts and advocates, outside the government, who are playing big roles in Washington's policy debates.
Washingtonian·10 months ago
Regulatory·federal policy
Washington DC’s 500 Most Influential People of 2024
Here's our list of the experts and advocates, outside the government, who are playing big roles in Washington's policy debates.
Washingtonian·1 years ago
Regulatory·federal policy
Washington DC’s 500 Most Influential People of 2023
Here's our list of the experts and advocates, outside the government, who are playing big roles in Washington's policy debates.
Washingtonian·2 years ago
Regulatory·federal policy
Washington DC’s 500 Most Influential People
Here's our list of the experts and advocates, outside the government, who are playing big roles in Washington's policy debates.
Washingtonian·3 years ago
Last updated 2026-03-14
View all 10 articles