It is not just the threat of deportation that is hanging over Amparo Gonzalez. The 31-year-old single mother could also lose her job at a warehouse company, even if she stays in the country. With it would go the health insurance she gets through her employer, which covers her 13-year-old daughter, as well as the exams and treatments that Ms. Gonzalez needs for her chronic colon disease.

“I lose everything without DACA,” she said, referring to the Deferred Action for Childhood Arrivals program that President Trump moved this week to eliminate.