NDEWS Hotspot Alerts is a dynamic notification system that quantifies the degree to which the observation deviates from the expected range of values over an 84-day window provided by biospatial.io. Alerts are updated bi-weekly and limited to US states with statewide partnerships with biospatial.io: Alabama, Alaska, Arkansas, California, Colorado, Florida, Georgia, Idaho, Illinois, Kansas, Kentucky, Maine, Michigan, Mississippi, Montana, New Mexico, New York, Rhode Island, South Carolina, Tennessee, Utah, Virginia, Wisconsin, and Wyoming.
NDEWS Hotspot Alerts May 4–10, 2023: Opioid, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 42 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=23) April 20–26, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 23 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=31) April 13–19, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 31 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=21) March 30 – April 5, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 21 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=24) March 23–29, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 24 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=24) March 16–22 , 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 24 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=21) March 9–15, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 21 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=27) March 2–8, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 27 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=31) February 23 – March 1, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 31 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=24) February 16–22, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 24 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=38) February 2–8 , 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 38 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=26) January 26 – February 1, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 26 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=25) January 12 – 18, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 25 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts (n=29) January 5 – 11, 2023: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 24 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts December 29 – January 4: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 33 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts December 8–14, 2022: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 25 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts December 1–7, 2022: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 23 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts November 24–30, 2022: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 27 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here. Click here to read more about NDEWS Hotspot Alerts.
NDEWS Hotspot Alerts: Counties with above-expected counts for drug-related 911 dispatches October 27 – November 2, 2022
In this week’s NDEWS Hotspot Alerts report, 21 counties in 9 states were identified as having above-expected counts for drug-related 911 dispatches over the previous 7-day period. View the full alert here.
NDEWS Hotspot Alerts October 20–26, 2022: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alerts report includes 21 counties with higher-than-expected drug-related 911 dispatch counts over the previous 7-day period. View the full report here.
NDEWS Hotspot Alerts October 13–19, 2022: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
This week’s NDEWS Hotspot Alert reported two counties with 911 dispatch counts higher than 10. San Francisco, CA had 23 methamphetamine-related 911 dispatches, and Salt Lake, UT had 10 non-opioid-related 911 dispatches. Higher counts were reported for 15 US counties. View the full report here.
NDEWS Hotspot Alerts October 6–12, 2022: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches
NDEWS Hotspot Alerts is a dynamic notification system of biospatial.io that quantifies the degree to which observed 911 dispatch rates for drug-related events deviate from expected ranges of values. This week’s report identifies counties with above-expected drug-related 911 dispatches over the past week. View the full report here.
NDEWS Hotspot Alerts: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches September 1–7, 2022
NDEWS Hotspot Alerts is a dynamic notification system of biospatial.io that quantifies the degree to which observed 911 dispatch rates for drug-related events deviate from expected ranges of values. View the full report here.
NDEWS Hotspot Alerts in states with full coverage: Opioid, heroin, methamphetamine, and non-opioid 911 dispatches August 25 – 31, 2022
During the seven day period from August 25 – August 31, 2022, seventeen counties had higher-than-expected rates of drug-related dispatches. View the full report here.
Past alerts:
911 Dispatch Information
| 911 Dispatch type | Description of dispatch | dispatch involves |
|---|---|---|
| Opioid-related | Based on the Enhanced State Opioid Overdose Surveillance (ESOOS) criteria as defined by the state of Rhode Island, intended to detect incidents involving opioid overdose. | Opioid overdose |
| Heroin-related | Based on the Enhanced State Opioid Overdose Surveillance (ESOOS) criteria as defined by the state of Rhode Island, intended to detect incidents involving heroin overdose. | Heroin overdose |
| Non-opioid-related | Based on the Virginia Department of Health criteria for incidents involving non-opioid overdoses. | Non-opioid overdoses |
| Methamphetamine-related | Based on incidents involving methamphetamine due to terms and phrases found in the record narrative and chief complaint elements. | Methamphetamine overdose |