What emerged was an anonymous system that allows users to receive alerts when there are drug overdoses in their neighborhood.

The service relies on data from paramedics that is analyzed by the Baltimore Health Department. When a spike is detected, a text alert is sent to all the users registered in that area.

The service also allows users to get updates on the locations of needle exchange vans and quick access to a 24-hour crisis help line.

Users can sign up for the service by texting “Join” to 952-BB-Alert.
there could be some challenges.

For instance, many drug users don’t have steady phone service because they have pay-as-you-go phones and run out of minutes, she said.
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