Errin is an associate in the Energy & Environmental Law practice group with an emphasis on environmental, health, and safety (“EHS”) compliance and dispute resolution.

What does Errin do for Clients?
Errin regularly advises clients regarding compliance with federal and state regulatory and permitting programs administered by the Pennsylvania Department of Environmental Protection, the U.S. Army Corps of Engineers, the federal Environmental Protection Agency, and the Occupational Safety and Health Administration. Errin also advises clients regarding the EHS implications of various business transactions, including acquisitions, mergers, and sales.

In addition to assisting commercial and industrial interests with EHS, Errin routinely assists real estate developers throughout the various stages of project development, including compliance with environmental permitting and regulatory requirements. Examples of Errin’s work in this field includes advising clients regarding PHMC/PDNI clearances, construction stormwater permitting, sewage facilities planning, and environmental covenants.

How does Errin spend his free time?
Outside of the office, Errin spends the majority of his time outdoors with his family and enjoys hunting and fishing throughout the year.


The Pennsylvania State University, Schreyer Honors College, B.S., Political Science

The Pennsylvania State University, Penn State Law, J.D.




Friends of Wildwood Lake Nature Center, Inc.

PBA Section on Environmental and Energy Law


McNees Rising Star Award, 2021

Bar Admissions



May 20, 2024 - USEPA Promulgates PFAS Drinking Water Standards and Designates Two PFAS Substances As Hazardous Substances – What Does It Mean For You?
McNees Environmental Client Alert

March 26, 2024 - Construction Stormwater Update: Draft PAG-02 Permit Open for Comment
McNees Land Use Blog

July 26, 2023 - Water Systems Should Begin Preparing for October 2024 Lead & Copper Rule Deadline

May 16, 2023 - EPA Proposes New Limitations on Carbon Dioxide Emissions from Electric Generating Units
McNees Environmental Client Alert

March 21, 2023 - FINAL REMINDER – ACTION NEEDED: It's Time to Renew Coverage Under the NPDES PAG-03
McNees Environmental Client Alert

February 9, 2023 - Taxing the Rain? Two Recent Commonwealth Court Decisions Muddy the Waters on Stormwater Fees
The Legal Intelligencer

February 2, 2023 - What’s In Your Warehouse? Chemical Reporting Due March 1
McNees Land Use Blog

February 1, 2023 - EPA’s Proposed Regulations for the Control of Methane Emission from Oil and Gas Facilities May be as Problematic for State Regulators as for Operators
McNees Client Alert

December 13, 2022 - PADEP Issues Emergency Rulemaking for Volatile Organic Compound Emissions in Conventional Oil and Gas Operations

June 18, 2021 - COVID-19 in the Healthcare Workplace: OSHA Issues Emergency Temporary Standard
McNees Labor & Employment Blog

May 20, 2020 - OSHA Rescinds and Revises Guidance for Enforcement and COVID-19 Recording
McNees Client Alert

April 20, 2020 - Meeting Workplace Compliance Obligations During COVID-19: OSHA Issues Guidance for Inspections, Audits, Employee Training, and More
McNees Client Alert

April 13, 2020 - COVID-19 in the Workplace:  OSHA Issues Enforcement Guidance
McNees Client Alert

April 8, 2020 - FDA Relaxes Nutrition and Menu Labeling Requirements Amid COVID-19
McNees Food & Beverage Client Alert

April 6, 2020 - Businesses Ordered to Implement New Safety and Sanitation Measures
McNees Client Alert

April 3, 2020 - Masks for Employees During the COVID-19 Pandemic?: White House, Governor Wolf Recommend Masks for the Public and OSHA Issues Guidance for Employers
McNees Client Alert

April 2, 2020 - PADEP Responds to COVID-19: How to Ask PADEP for a Temporary Suspension of Environmental Compliance Obligations
McNees Client Alert

March 20, 2020 - UPDATE: What Does the Governor’s COVID-19 Order Mean for Developers and Compliance with Environmental Permit Requirements?
McNees Client Alert

July 27, 2019 - Overview of EPCRA and Important Changes for Pennsylvania Agriculture
The Legal Intelligencer

December 13, 2018 - EPA Announces "WOTUS" Replacement Rule that Will Affect Development and Narrow Jurisdictional Wetlands and Waters
McNees Energy & Environmental Client Alert

Contact Info

Practice Groups