University in Riverside in Riverside County, California — The American West (Pacific Coastal)
Mary D. Nichols
Photographed by Volt Craft, June 24, 2026
1. Mary D. Nichols Marker
This campus is named in honor of Mary D. Nichols for her dedication and service to CARB, Californians, and the world.
Mary D. Nichols devoted her life to protecting public health, reducing air pollution, and fighting against climate change. During her tenure as Chair of the California Air Resources Board (1979-1983 and 2007-2020) under three governors, she guided CARB with a relentless determination to develop rules and standards that drove clean, innovative technologies and cleared California skies. Her visionary leadership established CARB as the global leader in vehicle testing and science-based clean air regulations.
Erected 2021.
Topics. This historical marker is listed in these topic lists: Environment • Government & Politics • Women.
Location. 33° 58.393′ N, 117° 20.437′ W. Marker is in Riverside, California, in Riverside County. It is in University. It is on Iowa Avenue south of Everton Place, on the right when traveling south. Touch for map. Marker is at or near this postal address: 4001 Iowa Avenue, Riverside CA 92507, United States of America.
this page online
Regionally, this marker is in Greater Los Angeles, in the Inland Empire, and in the Peninsular Ranges. It is also in the American Southwest. Globally, it is in North America, on the Ring of Fire, in the Pacific Rim, in the Western Hemisphere, in the Western World, and in the Anglosphere. Historically, it finds itself in what was once New Spain and also Mexicos Alta California.
Other nearby markers. At least 8 other markers are within walking distance of this marker: Farm House Motel (approx. 0.2 miles away); Isidore and Marie Claire Camou (approx. 0.2 miles away); Weber House (approx. Ό mile away); Philip Brett (approx. half a mile away); University Theater (approx. 0.7 miles away); The Oroblanco Grapefruit Tree (approx. 0.8 miles away); Citrus Experiment Station (approx. 0.8 miles away); Webber Memorial Cycad Collection (approx. 0.9 miles away). Touch for a list and map of all markers in Riverside.
Also see . . .
1. CARB Headquarters. (Submitted on June 25, 2026, by Volt Craft of Riverside, California.)
2. Video: CARB's New Southern California Headquarters Mary D. Nichols Campus.
Photographed by Volt Craft, June 24, 2026
2. Mary D. Nichols Marker
3. Video: Mary D. Nichols Dedication. Nichols Cuts a gas pump hose as the "ribbon" in the opening ceremony. (Submitted on June 25, 2026, by Volt Craft of Riverside, California.)
Photographed by Volt Craft, June 24, 2026
3. Mary D. Nichols Marker
courtesy California Air Resources Board
4. California Air Resource Board
A Sculpture inside depicts what gas pumps may look like in the distant future. Picture taken from CARB tour video.
courtesy California Air Resources Board
5. California Air Resource Board
From the dedication video, Nichols cuts a fuel pump hose as the 'ribbon' in the opening ceremony on Nov 18, 2021
Credits. This page was last revised on July 2, 2026. It was originally submitted on June 25, 2026, by Volt Craft of Riverside, California. This page has been viewed 16 times since then. Last updated on June 26, 2026, by Volt Craft of Riverside, California. Photos: 1, 2, 3, 4, 5. submitted on June 25, 2026, by Volt Craft of Riverside, California. • Devry Becker Jones was the editor who published this page.
