PORTLAND — Traffic in downtown Portland was disrupted during the height of the Tuesday evening commute after a gas leak was detected in the vicinity of High and Congress streets.

Portland police said the leak, which was discovered around 4:30 p.m., was not repaired until 8 p.m.

Lt. Mike Jones said a detail of officers had to reroute traffic around the intersection, which is located in the heart of the city’s arts district.

A crew from the local gas company, Unitil, repaired the leak.