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Maps: Here’s where coronavirus cases are reported in Massachusetts

Updating maps of COVID-19 cases recorded by county.

There have been 318,143 confirmed cases of COVID-19 and 11,804 related deaths recorded in Massachusetts as of Tuesday, Dec. 22.

Here’s where each of the cases are, by county, based on the latest weekly report from the state Department of Public Health:

Total case count to date

Locations of 928 cases are currently unknown.

Design: Kelsey Janak/Boston.com, Data: Mass. DPH

Case count (last 14 days)

Locations of 196 cases are currently unknown.

Design: Kelsey Janak/Boston.com, Data: Mass. DPH

Relative change in case counts

Red: County where the “number of new cases in the current two-week period (is) higher than the number of new cases during the last two-week period,” according to DPH.

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Gray: County where the “number of new cases in the current two week period (is) lower than (the) number of new cases during the last two-week period.”

Maroon: County that has experienced no change, or “less than 0.10 percent difference in the percent positivity,” within the last two weeks.

Design: Kelsey Janak/Boston.com, Data: Mass. DPH

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