Walden Offers Wetland Delineation Services
Despite the challenges and uncertainty that 2020 brought to many industries and businesses across the country, Walden’s staff members were hard at work developing their skills and furthering their knowledge. Walden is committed to professional development, with...
Walden works with Harkin Aerial to complete several MS4 studies to find illicit discharges using drones
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...
Using Aerial Thermography to Spot Water Quality Issues, Leaks, and Other Discrepancies
Recent developments in drone thermal imaging have proven to be especially effective at identifying water quality issues. Walden and Harkin have undertaken multiple case studies which show, under proper conditions, that many illicit discharges (sources of potential...
Top 10 List: New York State Department of Environmental Conservation Regulatory Agenda for 2021
Will It Affect You? The New York State Department of Environmental Conservation (NYSDEC) recently published its 2021 Regulatory Agenda to the State register. Walden has reviewed and summarized the proposed regulatory updates, so you don’t have to. In total, NYSDEC is...
How Will the Recent Revisions to 6 NYCRR Subpart 202-2 Affect Your Facility?
Facilities that are classified as “major facilities” per 6 NYCRR 201-2.1 (Subpart 201-2) are subject to Title V permit requirements. Under 6 NYCRR 202-2 (Subpart 202-2), all facilities must provide an annual emissions statement, which is a quantitative summary of air...
Drones in Engineering: Mapping Outfalls, Coastlines, Streams, Rivers and Facilities
Why have drones increased in demand and usage in such a short timespan? The reasons are many, but in this guide, we'll focus on a specific use case: How Walden Environmental Engineering and Harkin Aerial have developed ways to use drones to improve water quality, map...
Reissuance and Modification of Nationwide Permits
The U.S. Army Corps of Engineers (USACE) recently proposed to reissue its Nationwide Permits (NWPs), with modifications to the NWP general conditions and definitions, and adoption of several new NWPs. Those planning to undertake activities that will disturb wetlands...
USEPA is Developing a National Recycling Strategy
The United States Environmental Protection Agency (EPA) recently released a draft National Recycling Strategy. The strategy has been drafted to provide goals and a framework to identify recycling processes and drivers, as well as potential opportunities and...
YOUR GUIDE TO DRONES IN ENVIRONMENTAL ENGINEERING: How Drones Are Mapping Sites, Improving Water Quality & Managing Infrastructure
Your Guide to UAVs in Environmental Engineering Unmanned Aerial Vehicles (UAVs, also known as drones) can be a helpful tool for many companies, government agencies and other organizations. They may be considered cutting-edge technology, but their use has been around...
NYSDEC Releases Draft “Value of Carbon” Guidance Related to Greenhouse Gas Emissions
The New York State Department of Environmental Conservation (NYSDEC) has released a new draft “Value of Carbon” guidance which will be used to assist State entities with decision making by estimating the value of the greenhouse gas emissions reductions. Developed in...