The official Twitter feed of the Massachusetts Bay Transportation Authority (MBTA). Check out our partners @MBTA_CR and @MBTATransitPD. Emergency dial 911.

Boston, MA
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Green Line: Due to signal modernization work there will be no service between North Station & Babcock St (B), Kenmore (C+D), & Heath St (E) Sep 26 - Oct 4. Use buses for service to Copley/Back Bay. Use Orange Line between Back Bay & North Station. Visit MBTA.com/Alerts
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Red Line Update: Regular service to Andrew has resumed. Shuttle buses have been phased out.
Red Line Update: Regular service has resumed between Park Street and JFK/UMass. Trains will not service Andrew due to an earlier medical emergency. To access Andrew, passengers can use shuttle buses at Broadway and JFK/UMass.
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Green Line: Due to signal modernization work there is no service between North Station & Babcock St (B), Kenmore (C+D), & Heath St (E) through October 4. Use buses for service to Copley/Back Bay. Use Orange Line between Back Bay & North Station. Visit MBTA.com/Alerts
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Red Line Update: Regular service has resumed between Park Street and JFK/UMass. Trains will not service Andrew due to an earlier medical emergency. To access Andrew, passengers can use shuttle buses at Broadway and JFK/UMass.
Red Line: Shuttle buses replace Red Line service between Park Street and JFK/UMass due to a medical emergency at Andrew. Riders may experience delays up to 30 minutes.
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Red Line: Shuttle buses replace Red Line service between Park Street and JFK/UMass due to a medical emergency at Andrew. Riders may experience delays up to 30 minutes.
Red Line: Delays of about 30 minutes due to a medical emergency at Andrew.
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Red Line: Delays of about 30 minutes due to a medical emergency at Andrew.
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Green Line Update: This delay has cleared.
Green Line E Branch: Delays of about 15 minutes due to earlier police activity at East Somerville.
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Green Line E Branch: Delays of about 15 minutes due to earlier police activity at East Somerville.
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Red Line Update: This delay has cleared.
Red Line Update: Delays of about 25 minutes while personnel continue to address a signal issue near Harvard.
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Green Line D Branch Update: This delay has cleared.
Green Line D: Delays of about 20 minutes due to a disabled train at Chestnut Hill.
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Green Line D: Delays of about 20 minutes due to a disabled train at Chestnut Hill.
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Red Line Update: Delays of about 25 minutes while personnel continue to address a signal issue near Harvard.
Red Line: Delays of about 15 minutes while personnel address a signal issue near Harvard.
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Red Line: Delays of about 15 minutes while personnel address a signal issue near Harvard.
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Red Line Update: This delay has cleared.
Red Line Update: Delays of about 20 minutes due to a signal problem near Harvard. Trains may stand by at stations.
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Red Line Update: Delays of about 20 minutes due to a signal problem near Harvard. Trains may stand by at stations.
Red Line: Delays of about 10 minutes due to a signal problem near Harvard.
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Orange Line Update: This delay has cleared.
Orange Line: Delays of about 10 minutes due to a medical emergency at Wellington.
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Orange Line: Delays of about 10 minutes due to a medical emergency at Wellington.
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Red Line: Delays of about 10 minutes due to a signal problem near Harvard.
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We're thrilled to receive $53 million in federal funds for 3 @MBTA_CR projects. With funding from @USDOTFHWA's annual redistribution, we'll invest in Widett Layover Facility construction, an accessible Newtonville station, & a decarbonized Fairmount Line. mbta.com/news/2026-09-24/gov…
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Green Line E Branch Update: Service remains suspended between Brigham Circle and Heath Street due to emergency Eversource repairs taking place near Fenwood Road. Riders should continue using the Route 39 Bus for alternate service.
Green Line E Branch: Service is suspended between Brigham Circle and Heath Street due to a possible gas leak near Fenwood Road. Passengers may use the Rt. 39 bus for alternate service.
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Blue Line Update: This delay has cleared.
Blue Line: Delays of about 15 minutes due to a disabled train at Aquarium. Trains may stand by at stations.
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