Coronavirus cases rose in just 6 N.J. counties this week. See if yours was one of them. – nj.com

The second wave of the coronavirus in New Jersey continued to recede this week as new cases of COVID-19 dropped by almost 10%.

On the whole, New Jersey added 30.5 coronavirus cases per 10,000 residents for the week of Dec. 24-30. That was down from 33.8 new cases during the week of Dec. 17-23, a 9.8% decline.

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Fifteen of the states 21 counties saw new infections decrease. The biggest declines came in Mercer County (-25.8%) and Passaic County (-25.6%).

Ocean was the county with the highest rate of new infections for the week, adding 40.8 cases per 10,000 residents. The county with the lowest rate was Cape May, which recorded 17 new cases per 10,000 residents.

Both of those counties were among the six that saw new cases grow, though Oceans rose by just 0.8% and Cape Mays by 0.6%.

The other counties with a week-over-week increase were Somerset County (+15.8%), Burlington County (+10.5%), Warren County (+2.5%), and Hudson County (+1.2%).

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Nationally, new cases also fell. They dropped by 14.5% from the week prior, down to 38 per 10,000 residents from 44.5 per 10,000.

State officials have warned that there could be a post-Christmas bounce in new cases, as there was after Thanksgiving. The TSA scanned over 1 million travelers each day of Dec. 26, Dec. 27 and Dec. 28. That broke pandemic records for air travel, and could translate to further outbreaks in the coming weeks.

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Nick Devlin is a reporter on the data & investigations team. He can be reached at ndevlin@njadvancemedia.com.

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Coronavirus cases rose in just 6 N.J. counties this week. See if yours was one of them. - nj.com