
The PFAS Paradox: Regulated in Water, Silent on the SDS
A data analysis of the regulatory asymmetry around 'forever chemicals' — the EPA now limits PFOA and PFOS to 4 parts per trillion in drinking water, yet OSHA has no workplace exposure limit for any of the thousands of PFAS. Why the safety data sheet is the worker's only systematic warning.

Hazardous Waste Disposal Requirements: OSHA & EPA Compliance Guide
Navigate OSHA and EPA hazardous waste disposal requirements. Covers RCRA, waste determination, labeling, storage limits, manifesting, and construction debris. Updated for 2026.

EPCRA Tier II Reporting for Construction: Do You Need to File?
If your jobsite holds 10,000 lb of a hazardous chemical, or the lower of 500 lb or the TPQ of an Extremely Hazardous Substance, at any one time, EPCRA section 312 requires an inventory report by March 1. The thresholds, the aggregation trap, Tier I vs Tier II, the exemptions and the per-day penalty.

Ultimate Chemical Inventory: OSHA & Tier II Template
Streamline your 2026 Tier II reporting with a chemical inventory template that bridges OSHA HazCom and EPA EPCRA requirements. Download the essential fields.