Cocaine levels in Nantucket sewage 50% above US average, health data reveals
Data from a wastewater surveillance initiative that tracks the presence of high-risk substances in Nantucket’s sewage revealed cocaine levels that, at times, have checked in at 50 percent higher than the national average. Wastewater testing results from June 2025 to August 2025 were recently published on Nantucket’s official website. “Nantucket, like communities across the country,…