In Venezuela's oil capital of Maracaibo, a drilling frenzy has led to dozens of new wells -- but the valuable liquid being pumped out is just water, not petroleum.

Reusing the water could address a major industry challenge and help ease crippling drought in parts of Texas and New Mexico, two of the nation’s most prolific oil-producing states.

Major global conflicts, particularly those involving energy producers, are deeply rooted in the uneven distribution and ongoing depletion of essential resources like fossil fuels and water.

The industrial oil water separators market continues to expand sharply due to tightening discharge standards worldwide, pushing companies to adopt cleaner and smarter wastewater treatment systems ...

At least four companies say they are prepared to treat the water well enough to be released into rivers in West Texas. Environmental groups say the state is moving too fast.

Numerous Texas oil and gas companies have made voluntary commitments to reduce their freshwater use and shift to brackish or recycled water for use in fracking for oil and gas.

An 82-year-old oil well that broke loose last month and spewed oily water into the fragile coastal marsh of Plaquemines Parish will be permanently shut and sealed off, the owner-operator said ...

Texas regulators are warning that wastewater from fracking in the biggest US oil basin is causing a “widespread” increase in underground pressure — a development that risks hindering crude ...

Oil and gas companies are seeking legal shelter as Texas comes closer to using waste brine once considered too toxic for anything other than fracking to replenish Texas’ water shortages.

Texas oil and gas companies are seeking liability protection as the state considers allowing treated fracking wastewater to be used for replenishing water supplies.

Oil and gas companies have used billions of gallons of Rio Grande and Pecos River water for drilling in the past four years, according to an exclusive Inside Climate News analysis.

Numerous Texas oil and gas companies have made voluntary commitments to reduce their freshwater use and shift to brackish or recycled water for use in fracking for oil and gas.