By CBSBoston.com Staff

BOSTON (CBS) – The number of communities in Massachusetts considered high risk for coronavirus infections has decreased for the fifth week in a row. As of Thursday, the number of cities and towns in the high-risk red category is six, down from 13 last week.

State health officials categorize cities and towns as red, green, yellow or grey based on the daily rate of COVID-19 cases.

CHECK: Massachusetts Coronavirus Data

Weekly COVID status map 5/13/21 (Image credit Mass DPH)

As of Thursday, the following communities are considered high risk:

Acushnet, Edgartown, Lawrence, Lowell, New Bedford and Taunton.

The Massachusetts Department of Public Health reported 616 new confirmed COVID cases and nine additional deaths in the state on Thursday.

CBSBoston.com Staff