Hayden Hashimoto

We just celebrated International Day of Clean Air for Blue Skies. Here’s what the U.S. has done well and what it must do next.

The day is observed annually, and this year’s theme is “Invest in #CleanAirNow.”

Hayden Hashimoto Testimony at EPA Public Hearing on Proposed Good Neighbor Plan for 2015 Ozone NAAQS

We urge EPA to move forward expeditiously with finalizing a Good Neighbor Plan for the 2015 ozone NAAQS.

Hayden Hashimoto Testimony at EPA Public Hearing on Mercury and Air Toxics Standards

The Mercury and Air Toxics Standards have been tremendously successful at reducing emissions of hazardous air pollutants from coal- and oil-fired power plants.

Comments on the 2021 Particulate Matter Policy Assessment

CATF Comments on the Draft FY 2022-2026 EPA Strategic Plan

CATF Comments on the Draft FY 2022-2026 EPA Strategic Plan

Pushing to ensure cleaner air for all on this International Day of Clean Air for Blue Skies

On this International Day of Clean Air for Blue Skies, we recognize the tremendous strides the United States has taken towards cleaner air since 1970 under the federal Clean Air Act. And yet the work to achieve this year’s theme of “Healthy Air, Healthy Planet” is not over. There is…

EPA to reconsider National Ambient Air Quality Standards for particulate matter, returning to science-based expert review

The EPA announced today it will reconsider the National Ambient Air Quality Standards for particulate matter, which were previously undermined by the Trump Administration. Hayden Hashimoto, CATF Staff Attorney said: “Today’s announcement that the Environmental Protection Agency will be reconsidering the National Ambient Air Quality Standards (NAAQS) for particulate matter represents…

EPA Rescission of Trump-era Cost-Benefit Rule is an Important Step Forward

The EPA has moved to rescind the Trump-era cost-benefit rule. Hayden Hashimoto, CATF Staff Attorney said: “We are pleased to see another pullback of a Trump EPA rule that was designed to impair efforts to protect public health and the environment.  EPA’s action is an important step toward clearing away another Trump midnight rule that put…