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Update: Long Island’s 1,4-Dioxane Issue

Cancer-causing Chemical Is Present in Long Island Groundwater and Drinking Water Samples Last year, New…

Cooling Season is Approaching – Is Your Building Protected From Legionella?

New York State Legionella Testing for 2018 Cooling Season Starts Soon “But, it’s only February!…

What is Soil Vapor Intrusion, and Why Should We Be Concerned?

How Can Environmental Contamination Affect You? Soil Vapor Intrusion Subsurface contamination, whether stemming from hazardous…

PFOS Contamination is Back in the News – Now, on Long Island

Suspected MacArthur Airport Groundwater Contamination Islip, NY Recent PFOA and PFOS Contaminant History Poly- and…

Capital District Office Welcomes Ashley Erdmann

Walden’s Albany-region office adds Project Engineer, Ashley Erdmann to the team, helping clients in the…

Walden Welcomes Engineering Co-op Amie Longjohn

Walden Environmental Engineering PLLC would like to welcome its newest addition, Amie Longjohn! Amie is…

DEP Registration: Food Trucks & 5 Other Types of Equipment

New York City Department of Environmental Protection Engine Registration Food Trucks and Carts Now Need…

Permitting a Compost Facility in New York – New Solid Waste Regulations

Updated New York State Composting Facility Regulations In a previous Walden blog we provided a…

New Part 361-4 Solid Waste Regulations Affect Mulch Processing and Storage Facilities

Mulch Processing and Storage Facilities Under the Newly Amended Solid Waste Regulations Does your facility…

Prevailing Wage Compliance and its Role in Construction Management

Prevailing Wage on Public Work Jobs The state has a policy of ensuring workers are…

Proposed Amendment 6 NYCRR Chapter III – Air Resources Part 226 Solvents Metal Cleaning Process

Regulations pertaining to industrial cleaning and degreasing with solvents are changing. Here are the big…

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