A roundup of the EPA’s moves last week to deregulate

Environmental Protection Agency Administrator Lee Zeldin on Wednesday announced nearly three dozen deregulatory moves that he said would spur the U.S. economy by rolling back rules that have unfairly burdened industry. Many of the moves would affect landmark regulations aimed at protecting clean air and water.

Here’s a look at some of the 31 regulatory changes Zeldin announced:

Reconsider power plant emissions standards

The Biden administration set limits on planet-warming emissions from existing gas and coal-fired power plants—a major step in the administration’s effort to reduce greenhouse gases from the heavily polluting energy sector. Trump has long opposed such tough, climate-friendly limits and has instead promoted oil and gas development. Zeldin said the agency would reconsider the Biden administration standards to avoid constraining energy production.

New uses for oil and gas wastewater

Currently, treated wastewater generated from oil and gas drilling can be used in limited ways in certain western lands, such as for agriculture. Environmentalists say there can be a broad range of contaminants in the wastewater, some of which might not be known. The EPA said it will reconsider those rules and look at how the treated water could be used for other purposes like cooling data centers, fighting fires and other ecological needs. They say the current rules are costly, old and don’t reflect the capabilities of modern treatment technologies.

Reconsider petrochemical emergency planning

The Biden administration tightened safeguards against accidents for industrial and chemical plants that millions of people live near. The agency’s risk management program added planning and reporting requirements for facilities and forced some to implement new safeguards. Accidents at these plants can be severe—a 2019 explosion at a Texas facility, for example, forced tens of thousands to evacuate, for example. Industry associations have criticized parts of the rule, such as requirements to publicly report sensitive information.

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