Concrete Pouring: Good Practices

Posted by Peter Brighton

Guide to Proper Concrete Installation Avoid Cold-Weather Pours With the onset of springtime and warmer…

Walden Stays Active with the NYSDEC Solid Waste Part 360 Updates

Posted by Robert Lopinto

NYSDEC Solid Waste Meeting On April 10, 2018 Walden attended the Hauppauge Industrial Association of…

Petroleum Storage Requirements: SPCC Plan for Spill Preparation

Posted by Lawrence LePere

Spill Prevention, Control, and Countermeasure (SPCC) Plans All too often, facilities that store potentially hazardous…

What is a Confined Space? (And What Should We Do About it?)

Posted by Robert Lopinto

Construction Site Safety: Confined Space Entry In the world of engineering and construction, we encounter…

Watch Bob LoPinto, P.E. Discuss NYSDEC Solid Waste Permits

Posted by Robert Lopinto

New York State Permitted vs. Registered Solid Waste Facilities Have you been hearing about these…

Soil Vapor Intrusion Solutions – Sub-Slab Depressurization System

Posted by Kristin Scroope

How to Address Soil Vapor Intrusion Discussed in a previous blog (link at the bottom…

5 Steps for Quality Assurance & Quality Control (QA/QC) in Groundwater Sampling

Posted by Kristin Scroope

Groundwater Sampling Groundwater sampling and monitoring is a crucial component of the majority of subsurface…

Key Stormwater Permit Requirements for Vehicle Dismantling Facilities

Posted by Robert Lopinto

Stormwater Regulation Updates Affect Auto Salvage Businesses If you own or operate a Vehicle Dismantling…

Reminder: Annual Waste Report is Due March 1st

Posted by Robert Lopinto

  As the year comes to a close, don’t forget about the New York State…

Long Island’s Big Push Towards Nitrogen Removing Septic Tanks

Posted by Kristin Scroope

Suffolk County Septic Systems As stated in our recent blog “Suffolk County Commercial Cesspools Will…

Groundwater 101: Monitoring Well Installation

Posted by Kristin Scroope

Groundwater Monitoring Well Installation Basics Groundwater monitoring wells are commonly installed at sites that are…