How Much Solar Panels To Power Usa

In this report nrel states that about 3 4 acres of solar panels are required to generate one gigawatt hour of electricity over the course of one year.

How much solar panels to power usa. Map courtesy of google maps. 3 071 048 000 total panels 250 watt sharp nd 250qcs solar panel made in the usa 65 x39 each 3 071 048 000 total panels 767 762 000 000 watts. The actual output you see depends on factors like shading orientation and sun hours. Solar panels usually produce between 250 and 400 watts of power.

So you re saying it would only take 0 6 of the surface area of the continental united states to power the entire country with renewable solar power. The yellow square is approximately 21 000 square miles. About 7 86 billion solar panels would be needed to power the u s. How much money for solar panels.

Requires about 4 petawatts of electricityover one year to run life as normal. To put this into context 1 petawatt equals about 1 billion million watts. Since the beginning of 2014 the average cost of solar photovoltaic pv panels has dropped nearly 50 2. Installations have grown 35 fold to an estimated 62 5 gigawatts gw today.

How much are 21 250 square miles. Consumes about 4 petawatt hours of electricity per year we d need about 13 600 000 acres or 21 250 square miles of solar panels to meet the total electricity requirements of the united states for a year. There s 1 8 billion acres of land in the usa so about 0 6 of our land is all it would take. This means an astounding consumption of 12 000 kwh per year per capita.

How much money would it be to power the united states of america on solar energy. Solar would have to produce about 4 million gwh of electricity annually to provide enough energy to power the entire usa. This is enough capacity to power the equivalent of 12 million average american homes 1. Just 11 200 000 acres to generate 4 000 000.

Answers based on 2012. At 2 8 acres per gwh then about 11 200 000 acres of land would give us what we need to produce the 4 000 000 gwh of solar power.