The State’s Push for Clean Water Background The New York State Department of Environmental Conservation (NYSDEC) regulates stormwater discharge from Municipal Separate Storm Sewer Systems (MS4) in the New York metropolitan area and other urban and designated...
Spill Prevention, Control, and Countermeasure (SPCC) Plans All too often, facilities that store potentially hazardous chemicals are ill-prepared to respond to a leak or spill. In effort to protect the health and safety of site-employees and the environment, a...
The Environmental Impact of Dry Cleaners Historically, dry cleaning facilities have been hotbeds for subsurface contamination due to the solvents used in the dry cleaning process. Chlorinated solvents are the chemicals most associated with dry cleaners and their...
The DEC releases information on their projected enforcement of new NYS Solid Waste Regulations (Part 360 Rules) On March 1st, 2018, the New York State Department of Environmental Conservation issued an Enforcement Discretion Letter which relaxes certain provisions of...
Construction Site Safety: Confined Space Entry In the world of engineering and construction, we encounter all types of unknowns during the design process. For example, we may lack knowledge regarding buried utilities, interior details of inaccessible buildings, past...
New York State Permitted vs. Registered Solid Waste Facilities Have you been hearing about these new NYSDEC Part 360 changes, and are unsure if you are being affected? Watch this short video of Walden’s Robert LoPinto, P.E. who will explain the basis of who will...
Multi-Sector General Permit (MSGP) (GP-0-17-004) Effective Until 2023. NYSDEC Releases Long-awaited Stormwater General Permit The most recent version of the Multi-Sector General Permit (MSGP) for Stormwater Discharges Associated with Industrial Activity (GP-0-17-004)...
How to Address Soil Vapor Intrusion Discussed in a previous blog (link at the bottom of the page), subsurface contamination can find its way into habitable buildings via minor breaches in a building’s foundation and/or flooring. Source area removal, or direct removal...
Cancer-causing Chemical Is Present in Long Island Groundwater and Drinking Water Samples Last year, New York State officials initiated a plan to sample groundwater at all New York State (NYS) Superfund sites on Long Island for the presence of the carcinogen,...
New York State Legionella Testing for 2018 Cooling Season Starts Soon “But, it’s only February! You want us to think about air conditioning now?” Although we are still feeling the bitter cold on a daily basis, warm spring temperatures are just around the corner. Now...