House and Senate lawmakers are scheduled to hold a joint hearing Monday to hear testimony on the impact of a recent federal order instructing Arizona power companies to install pricey pollution control equipment at coal plants.

WASHINGTON – A consortium of federal and tribal agencies reported Jan. 24 that a five-year, $110 million project to clean up uranium contamination in the Navajo Nation had addressed the most urgent risks there.

Tucson Electric Power customers may be seeing a monthly bill increase by about $3 instead of a proposed $11.

The Arizona Corporation Commission is reducing incentives provided by Tucson Electric Power Co. for residential rooftop solar installations that generate electricity or heat water.

Solar energy jobs in the U.S. grew by 13 percent over the past year, a rate almost six times faster than the national average employment growth rate.

Arizona households and businesses can cut electricity use by 21 percent and save $7.3 billion by 2020 if utilities ramp up energy-efficiency incentives, a public policy group said Tuesday.

Federal officials said Tuesday that they are on track to decide by early next year whether two new utility-scale renewable-energy projects – one wind, one solar – can move forward in Arizona.

MESA — The city of Mesa is launching a pilot program that will provide up to $100,000 in incentives to residents and business owners who install a solar system.

WASHINGTON – More than 300 Navajo Nation jobs are at stake because of “excessively stringent and expensive” regulations the Environmental Protection Agency has proposed for the San Juan power plant, a tribal official testified Wednesday.

The public will have a chance to chime in on a proposed high-voltage power line that would run through New Mexico and Arizona.

The Bureau of Land Management has scheduled a series of open house meetings in both states on an electrical transmission line that could provide up to 2,500 megawatts of electricity.