Southern California Archives — Environmental Science Associates

April 23, 2025

Introducing ESA’s Permitting Policy Tracker

ESA’s federal strategy and NEPA experts have been staying abreast of the shifts in federal policy since President Trump took office in January 2025 on our blog. The sheer number of executive orders and presidential memoranda creating new policy and rescinding old policy has made this challenging to navigate. To help stay on top of […]

April 2, 2025

WOTUS, POTUS, and SCOTUS: Where Waters of the U.S. Stands Under the New Administration

Updated June 26, 2025: As announced by the U.S. Army Corps of Engineers on June 11, 2025: “On 12 March 2025, the USEPA and the Army (“the agencies”) issued joint guidance [Memo to the Field “Proper Implementation of ‘Continuous Surface Connection’ under the Definition of ‘Waters of the United States’ under the Clean Water Act.”] […]

March 3, 2025

ESA Acquires 48 North Solutions, Inc.

ESA is pleased to announce that it has acquired 48 North Solutions, Inc. (48 NORTH). Headquartered in Issaquah, WA, the six-person firm—long recognized for its work in marine and freshwater environments—joins ESA’s Pacific Northwest region. The added expertise this team brings will greatly strengthen ESA’s Fish and Aquatic Sciences practice, and expand service offerings for […]

April 17, 2025

News & Ideas

Introducing ESA’s Permitting Policy Tracker

WOTUS, POTUS, and SCOTUS: Where Waters of the U.S. Stands Under the New Administration

ESA Acquires 48 North Solutions, Inc.

Jennifer Ziv

Shannon L. Papin

Sara Dietler

James Clark, RPA

Rachael Carnes

Evan Tudor Elliott, MA, RPA

Johanna Page

David Crook, AICP, LEED AP

Daniel Woodward, MA, RPA

Sarah Spano

Terah Donovan

Luci Hise-Fisher, AICP

Ryan Gilmore, MURP

May Lau

Jean-Christophe Dick

Jason Nielsen

Daniel Swenson, DEnv

Tamseel Mir

News & Ideas

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