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Novel Surveillance

Join us for the 5th annual NDEWS Summit (hybrid), register now! June 13, 2:00–6:00 pm PT

Interested in learning more about NDEWS? Join us for our annual summit! The NDEWS 5th Annual Summit will be held on Saturday, June 13 from 2:00–6:00 pm PT as a hybrid event. While registration for the CPDD conference is not required to attend the NDEWS Summit, we encourage you to register and join us for additional presentations by NDEWS Coordinating Center and Early Warning Network.

NDEWS Weekly Briefing Issue 255: October 31, 2025

This Week’s Focus: Overdoses Across the United States This week’s briefing focuses on overdoses across the United States. Data-driven insight from our latest NDEWS Special Report looks at EMS encounters for nonfatal overdoses at the county level across the US and breaks down the trends of the top-10 counties.

NDEWS Weekly Briefings

Subscribe here to receive the Weekly Briefing in your email. Every week, NDEWS will send out a Weekly Briefing newsletter with curated information on recent and relevant news, articles, and data related to drug trends in the United States and globally. While this communication method is primarily unidirectional…

Sentinel Site Reports

Each month, NDEWS Sentinel Site Directors report on the current landscape of drug use in their communities through quantitative and qualitative data. Trends include data on drug seizures, laboratory testing, community drug checking, novel psychoactive substances, and overdoses (fatal and nonfatal). Continuous integration of these reports ensures NDEWS can issue…

Novel Surveillance

One aim of the new NDEWS is to incorporate and leverage novel surveillance methods to ensure the early detection of signals of new and emerging drug trends. While lagged indicators such as overdose deaths, drug seizures, and treatment admissions are useful for longer-term monitoring of patterns of drug…

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The NIDA-funded NDEWS Coordinating Center at UF The National Drug Early Warning System (NDEWS), funded to the University of Florida by the National Institute on Drug Abuse (NIDA), provides the field with timely, salient, and valuable information on emerging…

NDEWS is funded by the National Institute on Drug Abuse to the University of Florida (MPI: Cottler (contact), Co-Is: Goldberger, Nixon, Striley), NYU Langone Health (MPI: Palamar), and Florida Atlantic University (Co-I: Barenholtz).