Walden Environmental Engineering, in partnership with Harkin Aerial, has completed a recent project funded by the Nassau County Soil and Water Conservation District to improve the waterways of Nassau County through their 2020 grant and assistance programs. In January 2021, members of the project team, including Walden, Harkin Aerial, and the Cornell Cooperative Extension of… Read More

On November 1st, clocks must be moved back one hour to mark the end of Daylight-Saving Time. While this change will result in (most) people getting an extra hour of sleep, it is also important to note that those who work very early hours as people tend to do in the AEC industries, will be… Read More

The United States Environmental Protection Agency (EPA) has proposed revisions to the Lead and Copper Rule (LCR) for drinking water and the final version is expected yet this year.  The Lead and Copper Rule was enacted in 1991 to regulate levels of lead in public drinking water. These revisions will be the first major update… Read More

During these tremendously challenging times, we are all experiencing some new stressors in our every-day lives both in the home and at work. Challenges and routines have been replaced, intensified or removed out of our daily way of life. As an employer, Walden Environmental Engineering believes it is important to provide a comfortable, safe and… Read More

In the world of Microgrids, major events continue to unfold in 2020: Microgrid Knowledge conducted its first Virtual Conference, The US House Select Committee on the Climate Crisis released a road map with microgrids as part of the solution, and Microgrid interest and investment is at an all-time high. Global warming and the COVID-19 pandemic… Read More

When New York City entered Phase 1 reopening on June 8th, work at construction sites was cleared to begin.  In addition to complying with all applicable Building and Electric Codes along with New York City Department of Buildings (DOB) regulations, the New York City and State COVID reopening requirements must be satisfied. Therefore, DOB inspectors… Read More

New York City requires over 15,000 buildings larger than 25,000 square feet to submit an Energy Efficiency Report annually.  The intent of this program, which is regulated under Local Law 84 of 2009 and Local Law 133 of 2016: Benchmarking, is to promote more efficient building operations and energy conservation.  New York City’s Covered Building… Read More

Now that Spring is here and your winterization measurres can be removed, it’s the time to make sure all of your Legionella-prevention items are in order.  As a reminder, all owners of cooling towers (including evaporative coolers) must prepare a Legionella Preventive Maintenance Plan (Plan) per New York State Department of Health (NYSDOH) Protection against… Read More

As New York and the world faces the present conditions brought on by the Coronavirus (COVID-19) crisis, the Solid Waste Industry of New York continues to adjust to new Part 360, 364, 372, 374-2 and 381 rules, while also considering the need for worker safety and following Centers for Disease Control and Prevention (CDC) guidelines. Solid… Read More