Engineering Services
NY State DEC Released Draft Part 360 Solid Waste Management Regulations

NY State DEC Released Draft Part 360 Solid Waste Management Regulations

Click Here for Our Current 2017 Solid Waste Changes Page The New York State Department of Environmental Conservation announced the release of revamped draft revisions to the state’s solid waste regulations. This is the second release of the Draft Part 360 Regulations....

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NYSDOH Legionella Compliance Enforcement Update – Cooling Unit Registration

NYSDOH Legionella Compliance Enforcement Update – Cooling Unit Registration

As discussed in Walden’s previous blog, Cooling Tower and Evaporative Coolers Issues – What you need to Know about Legionella Compliance In New York State, all owners of cooling towers and evaporative coolers (cooling units) must comply with the New York State...

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What Does Stormwater Discharge Compliance Look Like in New York State?

What Does Stormwater Discharge Compliance Look Like in New York State?

Stormwater runoff occurs naturally from rainfall or snow storms, which flows over any land surface and does not percolate into the ground. However, human activities such as construction work, and urbanization can change the natural flow pattern and can...

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An Eco-Friendly Approach to Coastal Resiliency

An Eco-Friendly Approach to Coastal Resiliency

20:00, October 29, 2012: The eighteenth named storm of the year, Hurricane Sandy made landfall on the coastline of southern New Jersey. This shift left Long Island and the New York metropolitan area directly in the path of the stronger, eastern side of the Category 2,...

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Year End Regulatory Updates Part 2

Year End Regulatory Updates Part 2

Mold Program Update On January 1, 2016 New York State Article 32 of Labor Law went into effect.  Before Article 32, there were no controls on contractors performing mold-related services.  Some contractors were therefore able to take advantage of their customers by...

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Year End Regulatory Updates Part 1

Year End Regulatory Updates Part 1

Proposed Part 360 Regulations In early 2016, the NYSDEC proposed significant changes to New York State regulations regarding previously unregulated facilities, activities, and waste streams within the existing Part 360 solid waste management program. The proposed...

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How to Use ENVIROFACTS: The US EPA One-Stop Source for Environmental Information

How to Use ENVIROFACTS: The US EPA One-Stop Source for Environmental Information

The US Environmental Protection Agency (EPA) maintains multiple databases that contain information regarding the compliance of facilities to environmental regulations.  Even though anyone with a computer can search these databases to identify the compliance status of...

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Innovative Closure of Residual Waste Lagoon Restores Site and Establishes Natural Habitat

Innovative Closure of Residual Waste Lagoon Restores Site and Establishes Natural Habitat

Walden has prepared a Final Certification Report to document the lagoon closure activities performed at a mid-Atlantic paper mill. From 1937 to 1992, the paper mill discharged wastewater with a high total dissolved solids content into an unlined surface impoundment...

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Regulatory Update: DSNY will now Regulate Recycling Processing Facilities in NYC

Regulatory Update: DSNY will now Regulate Recycling Processing Facilities in NYC

On September 23, 2016, the New York City Department of Sanitation (DSNY) adopted rules governing new registration requirements for recycling processing facilities in NYC.  As a result, the DSNY will now regulate recycling processing facilities located in New York...

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