EPA Publishes Advance Notice of Proposed Rulemaking for PFAS
The EPA recently released an advance notice for proposed rulemaking (ANPRM) for per- and polyfluoroalkyl substances (PFAS). The Agency is requesting...
How Drones Are Mapping Sites, Improving Water Quality & Managing Infrastructure
Drones are still a nascent technology, and the market is still maturing. Hardware quickly becomes obsolete and the laws governing drone use are...
New York Finalizes New Regulations Aiming to Streamline Large-Scale Renewable Projects
New York State’s new process for large-scale renewables siting and permitting, the Section 94-c process, has finally been issued by the Office of...
Did you Miss the Annual Right-to-Know Filing Deadline with the NYC DEP?
Was I Supposed to File a Tier II Annual Report for My Facility? The New York City Department of Environmental Protection (NYC DEP) Community...
Close Inspection of Assets such as Elevated Water Tanks, Reservoirs, and Facilities
Drones have an exceptional ability to get into hard to reach and tight locations easily. Whether it is the rooftop on a water treatment plant or the...
DSNY New Proposed Public Safety Requirements in Commercial Waste Zones
The New York City Department of Sanitation (“DSNY” or “Department”) is in the process of establishing new Commercial Waste Zones throughout the City...
Walden Welcomes Allison!
Allison Brundage is a Staff Engineer at Walden Environmental Engineering. Allison received her Bachelor’s degree in Environmental Engineering and a...
OSHA Proposes HazCom Standard Changes
The Occupational Safety and Health Administration (OSHA) is proposing through the notice of proposed rule making (NPRM) to modify the Hazard...
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...
Public Water Systems Can Save Money: Using Predictive Modeling to Find Lead Service Lines
In Walden’s first guest blog of 2021, BlueConduit, a pioneer in the use technology to help communities identify lead service lines, outlines what...