Dimitri Clark is everywhere in his South of Market apartment building. Greeting residents in the lobby, checking in on floormates and keeping a door open for others to come by the tiny studio he shares with two affectionate terriers, Porcupine and Panda.

He’s doing it all to promote safer drug use and reduce overdoses as part of a broader public health program that the city is now expanding within permanent supportive housing buildings. But it comes as San Francisco is scaling back other harm reduction programs , and as high overdose rates in the city persist.

Nearly 460 people died of overdose from January to August 2025, according to the most recently available public data , putting the city on pace to exceed last year’s total.

“There are people who use drugs—that’s just part of h

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