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As we deal with the ever evolving COVID-19 situation, IID, your essential services provider, remains open for business; ensuring the continued delivery of power and water to our customers in the Imperial and Coachella Valleys. We urge customers to follow all recommended health precautions and suggest making payments by phone, mail, mobile app or through IID.com. Please visit our COVID-19 page for more information.

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Solar Calculators

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Customers use energy differently. Make sure your system is sized appropriately. There are a variety of solar calculators available to help you size your system. Following are some helpful links: 

Solar Estimate.Org
This Solar & Wind Estimator will estimate the size and cost to install an energy system for your home or building. Technology options include solar electric (PV), solar water heating, pool or spa heating, space heating & cooling, and wind turbines.

PV Watts Version 2

Estimates the energy production and cost of energy of grid-connected photovoltaic (PV) energy systems throughout the world. It allows homeowners, small building owners, installers and manufacturers to easily develop estimates of the performance of potential PV installations.