Police said the robber entered the Webster Bank at 5 Coles Road in Cromwell around 1 p.m. Tuesday and told employees she had a gun. The suspect handed a teller a note demanding money and demanded cash.
The teller handed over an undisclosed amount of money, which the robber stuffed into a black plastic bag. She left on foot, and a witness told police the robber threw the bag down when a dye pack exploded.
It's the fifth bank robbery this woman is suspected of committing in the past 11 days, according to Cromwell police.
The suspect is described as a woman in her 20s who stands about 5 feet 6 inches tall and weighs 140 pounds. She was wearing a black knit hat, sunglasses, a colorful scarf, gray zip-up jacket, gray pants and tan work boots at the time of the Cromwell robbery.
Anyone with information on the incident is urged to call Cromwell police Det. Frank DiMaio at 860-635-2256 ext. 24.