Slayton Solar — United States of America

Solar power plant in Minnesota, United States of America. Approximate location 43.9803, -95.7672.

SolarMinnesotaUnited States of America

Slayton Solar is a 1.7 MW solar power plant in Minnesota, United States of America. It is operated by Ecos Energy LLC. Based on reported annual generation of 2 GWh, it can supply roughly 628 homes. It ranks #9512 of 10,884 United States of America power plants by installed capacity. Commissioned in 2013, it is around 13 years old — relatively modern. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, solar supplies about 8.6% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

1.7MW installed capacity
2GWh reported / yr
628homes powered
2013commissioned (~13 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0058164.

Data status

Known data

FacilitySlayton Solar WRI
CountryUnited States of America · Minnesota WRI
Coordinates43.9803, -95.7672 WRI
FuelSolar WRI
MW installed capacity1.7 MW GEM · 2026 · L100000814959; operating plant capacity
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerEcos Energy LLC WRI
Commissioned2013 WRI
GWh reported / yr2 GWh·a⁻¹ WRI

Calculated from dataset

Capacity rank in country#9512 / 10884 calculated
Fuel-specific rank in country#2450 / 3283 calculated
Capacity vs country/fuel peers0.57× · 3 MW · n=3283 calculated
Homes-powered equivalent628 calculated from reported generation
Climate6.6°C · HDD 4,379 derived from coordinates
Environmental severityC2 · 34/100 derived from coordinates

Not available

TechnologyNot available not in dataset
CO₂ emissionsnot applicable not applicable

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

Source of the capacity and fuel values:

capacity: GEM · 2026 · L100000814959; fuel: WRI GPPD

In context: how this plant compares

At 1.7 MW, Slayton Solar is below the median solar plant in United States of America (3 MW). Solar PV converts sunlight directly into electricity with no moving parts or fuel; output varies by time of day and weather, so it pairs with storage or flexible backup.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Key facts

Load factor
15%, from 2 GWh of reported generation; the median for 3185 solar plants in United States of America that report generation is 19%
Generation trend
3 GWh in 2013 and 2 GWh in 2019 (−19%)
Highest and lowest year
2013: 3 GWh; 2019: 2 GWh
Share of United States of America solar capacity
less than 0.1% of 38,093 MW across 3,283 plants in this dataset
Age among peers
447 of 3,277 dated solar plants in United States of America are older

Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).

Reported generation trend

2013: 3 GWh20132014: 3 GWh20142015: 3 GWh20152016: 3 GWh20162017: 3 GWh20172018: 3 GWh20182019: 2 GWh20193 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Local climate & thermal context

This solar plant converts sunlight directly into electricity with photovoltaic panels. It sits in a hot-summer humid continental climate (Köppen Dfa) — Northern Hemisphere, latitude 44.0°N — which shapes how much energy it can produce and how its output varies through the year.

6.6°Cannual mean temp
4,379heating degree-days (base 18°C)
244cooling degree-days (base 18°C)
490 melevation

Monthly mean temperature

J: -11 °CJF: -7 °CFM: -1 °CMA: 7 °CAM: 14 °CMJ: 20 °CJJ: 22 °CJA: 20 °CAS: 16 °CSO: 9 °CON: 0 °CND: -8 °CD22 °C

Heating degree-days here run 78% above the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 89/100 — this site sits in the top third of the power plants we cover by heating degree-days.

Solar PV loses ~0.35%/°C above 25°C cell temperature — roughly 0.0% at warm-season highs here (estimate).

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

Site climate & environmental severity

This site sits in a mild atmospheric environment (estimated ISO 9223 class C2 — Low), with thermal cycling the leading environmental stress.

C2ISO 9223 corrosivity (indicative)
34/100environmental-severity index
33.0°Cseasonal temperature swing
589 kmdistance to coast

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #2450 largest solar power plant of 3283 in United States of America by capacity.

United States of America has 3283 solar power plants in this dataset, together about 38,093 MW of capacity.

Nearby power plants

Location

Coordinates 43.9803, -95.7672 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Slayton Solar?

Slayton Solar is a 1.7 MW solar power plant in Minnesota, United States of America, commissioned in 2013.

How much electricity does Slayton Solar generate?

Slayton Solar generates about 2 GWh of electricity per year.

Who operates Slayton Solar?

Slayton Solar is operated by Ecos Energy LLC.

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