Ground source heat pumps (GSHPs) harness heat stored underground to provide your home with space heating and hot water. They perform the same role as a gas, oil or LPG boiler in a central heating ...

Basin users pumped 75,100 acre-feet of water in 2024, up from 63,600 acre-feet in 2023 — an 18% increase, according to the ...

The San Pedro River travels north into Arizona from across the border in Mexico. It’s the last free-flowing river in the ...

The measure would add new limits to groundwater use in rural Arizona, but some residents of those areas say it doesn't do ...