Orange Line: Delays of about 15 minutes due to police activity at Ruggles. #mbtaalert #mbta

Orange Line: Delays of about 15 minutes due to a disabled train at Haymarket. #mbtaalert #mbta

Green Line: Delays of about 15 minutes due to a disabled train at Government Center. #mbtaalert #mbta

Green Line: Delays of about 15 minutes due to a disabled train at Park Street. #mbtaalert #mbta

Orange Line: Delays of about 15 minutes due to late completion of overnight track work. #mbtaalert #mbta

Green Line D: Delays of about 10 minutes due to an unauthorized person on the tracks between Riverside and Woodland. Service is standing by at stations. #mbtaalert #mbta

Green Line C Branch: Westbound (outbound) trains will skip Saint Paul Street, from Oct 19, through Nov. 7, for accessibility upgrades. Riders can instead board or disembark one stop away at either Coolidge Corner or Kent Street, which are 0.2 miles away. #mbtaalert #mbta

Orange Line: Signal maintenance near Wellington will take place Saturday, October 10, through Monday, October 12, to improve reliability. Riders may experience longer than usual wait times during this work. #mbtaalert #mbta

Green Line D Branch: Delays of about 10 minutes due to police activity near Reservoir. Trains may stand by at stations. #mbtaalert #mbta

Red Line Ashmont Branch: Delays of about 10 minutes due to a signal problem at Ashmont. Trains may stand by at stations. #mbtaalert #mbta

Green Line B Service Change: Shuttle buses will continue to operate between Boston College and Babcock Street for the start of service due to last night's incident at Washington Street. #mbtaalert #mbta

Green Line B: Delays of about 30 minutes due to a medical emergency at Washington St. Trains may stand by at stations. #mbtaalert #mbta

Red Line: Delays of about 20 minutes while crews address a signal problem near Davis. #mbtaalert #mbta

Blue Line: Delays of about 15 minutes due to a signal problem at Wonderland. #mbtaalert #mbta

Red Line: Delays of about 15 minutes while crews remove a disabled train from service at Kendall/MIT. #mbtaalert #mbta

Green Line D Branch: Delays of about 20 minutes due to a report of fire at Eliot. Trains may stand by at stations. #mbtaalert #mbta

Riverside Station notice: Premium parking is available at this location. You can buy premium passes and permits using SpotHero. #mbtaalert #mbta

Oak Grove Station notice: Premium parking is available at this location. You can buy premium passes and permits using SpotHero. #mbtaalert #mbta

Braintree Station notice: Premium parking is available at this location. You can buy premium passes and permits using SpotHero. #mbtaalert #mbta

Blue Line: Delays of about 15 minutes due to a signal problem at Wonderland. Trains may be asked to stand by at stations. #mbtaalert #mbta