Frequently Asked Questions

Residential loads are typically single-phase (1-Ø). Commercial and irrigation loads may have motors that require three-phase (3-Ø) power. Those loads tend to be a mixture of single (1-Ø) and three-phase (3-Ø).

Yes. Go to the start service form, or call 208-388-2323 from the Treasure Valley, or 1-800-488-6151 with your name, new address, old address and date activation is required.

Yes, an existing service can very likely be changed. Refer to Changing Your Existing Electrical Service. For information about Idaho Power approved meter bases, refer to Meter Base Identification for help prior to purchasing.

On the side of the house toward the front, not in back or behind a fence. Refer to the Residential Requirements or the Underground Residential Conduit Installation for details.

Minimum height requirements vary depending on the service voltage and where the service is installed. There are also some limits on mast heights above ground and above roofs for Idaho Power to safely connect a service. Refer to our Overhead Residential Requirements or Commercial/Irrigation Requirements for details.

You will pay Idaho Power less if you provide the trench and conduit, but your savings will depend on what it costs you to do the work. Idaho Power costs can be obtained many ways. See Idaho Cost Information or Oregon Cost Information for details.

For residential services, refer to the Underground Residential Conduit Installation.

The trench needs to be deep enough to allow for a minimum of 30 inches of cover above the conduit. Refer to the Underground Residential Conduit Installation for details.

Not including the bend up to the meter or at Idaho Power’s equipment, 135 degrees total. Refer to the Underground Residential Conduit Installation for details.

An underground service should not exceed 125 feet without prior approval from Idaho Power. Refer to the Underground Residential Conduit Installation for details.

Subject to the maximum length of 125 feet and 135 degrees of bends. Use grey, UL-listed, schedule 40 conduit, bends and fittings. Residential services up to 200 amps require 2-inch conduit. Residential services larger than 200 amps and up to 400 amps require 3-inch conduit. For residential services, refer to the Underground Residential Conduit Installation for details. For commercial or irrigation services, call 388-2323, or 1-800-488-6151 from outside the Treasure Valley.

Yes. Use our online service request form, or call 208-388-2323, or 1-800-488-6151 from outside the Treasure Valley. You will need to know the lots, blocks and addresses. Other information may be requested from you to get services installed.

Yes. Use our online service request form, or call 208-388-2323, or 1-800-488-6151 from outside the Treasure Valley. You will need to know the lot, blocks and addresses. Other information may be requested from you to get services installed.

Call Dig Line (toll-free at 811); read the Construction Site Information.

Maximum available fault current refers to the amount of electrical current from a short circuit. Refer to Definitions for Electric Service or submit a fault current request for a particular location (address).

If your installation does not meet any of the above or other requirements, or this is the first time you are getting service with Idaho Power, or you have any questions not answered here; call 208-388-2323, or 1-800-488-6151 from outside the Treasure Valley.

For assistance with a PDF on this page or to request a PDF in an alternate format, please contact Customer Service at 208-388-2323 or 1-800-488-6151