North Carolina Takes Decisive Action in Regulating PFAS in Wastewater
Posted: April 2025
On September 11, 2024, the Water Quality Committee of North Carolina Department of Environmental Quality’s (NCDEQ) Environmental Management Commission (EMC) approved a motion to establish per- and polyfluoroalkyl substances (PFAS) monitoring for “every industrial and National Pollutant Discharge Elimination System […]
Read MoreWashington State Disclosure of Greenhouse Gas Emissions SB-6092 2023-2024
Posted: April 2025
The Washington Senate Bill 6092 (SB 6092), known as the Washington Climate Corporate Data Accountability Act, introduces greenhouse gas (GHG) disclosure requirements for large companies operating within the state. The bill would mandate businesses with over $1 million in annual […]
Read MoreUnlocking the Versatility of Power BI Desktop
Posted: March 2025
In the digital age, businesses have a need to manage vast amounts of data from various sources. It is important to use this data to gain insights to assist strategic decision-making and support organizational growth. Achieving these goals […]
Read MorePhases of a Digital Solutions Project
Posted: March 2025
A project to select, configure, and implement a new digital tool can be a long and complex process. A general understanding of the process of implementing these projects can help staff that do not have an IT background (such as […]
Read More2025 Look Ahead – Data Centers
Posted: January 2025
Data centers can get a bad rap – large buildings near residential areas, consuming power, drawing water, creating an inescapable hum. No industry is perfect. But what else? Data centers generate large tax revenues for localities (and in Loudoun County, […]
Read MoreDirecting Consultant – Houston, TX
Posted: January 2025
Job Description ALL4 is seeking a Directing Consultant to join our Houston Office. This individual is a recognized name in the environmental community, acts as a business driver, and is an expert Managing Consultant or Technical Manager who can sell, […]
Read MoreU.S. Power Sector: Looking Ahead to 2025
Posted: January 2025
The power sector in the United States is poised to change significantly in the next 25 years. The rate of power generation has remained relatively flat over the past 20 years, largely due to the wide scale deployment of residential […]
Read More2025 Look Ahead
Posted: January 2025
Part 1 2025 Look Ahead // Colin McCall Happy New Year to our colleagues, clients, and partners as we enter 2025. Each January, we are excited to outline observations and insights that will help with proactive planning around environmental, health, […]
Read MoreUPDATE: California Climate Accountability Package (SB-253 and SB-261) Amendment, Timeline, and Enforcement Notice
Posted: January 2025
Since the signing of the California Climate Accountability Package, comprising Senate Bill 253 (SB-253) and the Climate Corporate Data Accountability Act, and Senate Bill 261 (SB-261), Greenhouse Gases: Climate-related Financial Risk, the California Air Resources Board (CARB) has released an […]
Read MoreU.S. EPA Issues Memo on Adjusting Condensable PM Test Results
Posted: December 2024
On November 21, 2024, the U.S. Environmental Protection Agency (EPA) issued a short Memorandum entitled: Condensable PM Adjustment for Ammonium Sulfate Formation in M202 Test Results. The actual correction method is provided by OTM-59, Method for the Correction of Residual […]
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