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DD Hay Road Solar 23 LLC

Solar power plant in Delaware, United States of America. Approximate location 39.7367, -75.5117.

SolarDelawareUnited States of AmericaCO₂ reported

DD Hay Road Solar 23 LLC is a 1 MW solar power plant in Delaware, United States of America. It is operated by Laurel Capital Partners. Based on reported annual generation of 1 GWh, it can supply roughly 400 homes. It ranks #9117 of 9,833 United States of America power plants by installed capacity. Commissioned in 2015, it is around 11 years old — relatively modern. Its measured emissions of 913,892 t CO₂/yr (US EPA GHGRP) are equivalent to about 213,028 cars driven for a year. 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).

1MW installed capacity
1GWh reported / yr
400homes powered
913,892t CO₂ / yr (US EPA GHGRP)
2015commissioned (~11 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0059715.

913,892 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

213,028passenger cars driven for a year
119,183homes' yearly energy use
15,231,533tree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; emissions reported to US EPA GHGRP.

Reported generation trend

2015: 1 GWh20152016: 2 GWh20162017: 1 GWh20172018: 1 GWh20182019: 1 GWh20192 GWh

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

Owner

Operated by Laurel Capital Partners. All plants by this company →

Local climate & thermal context

This solar plant converts sunlight directly into electricity with photovoltaic panels. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 39.7°N — which shapes how much energy it can produce and how its output varies through the year.

12.4°Cannual mean temp
2,544heating degree-days (base 18°C)
534cooling degree-days (base 18°C)
9 melevation

Monthly mean temperature

J: 0 °CJF: 1 °CFM: 6 °CMA: 11 °CAM: 17 °CMJ: 22 °CJJ: 24 °CJA: 24 °CAS: 20 °CSO: 14 °CON: 8 °CND: 3 °CD24 °C

Heating degree-days here run 3% 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: 51/100 — this site sits in the mid third of the power plants we cover by heating degree-days.

In colder climates, uninsulated hot equipment (boilers, turbines, valves, steam lines) loses proportionally more heat to ambient air — exactly the loss Inzonex modular insulation is designed to cut.

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.

How it compares & nearby plants

The #2800 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 37,970 MW of capacity.

Nearby power plants

Location

Coordinates 39.7367, -75.5117 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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