Four Northland schools were added to the Minnesota Department of Health's outbreak list Thursday.

A school building is put on the list if it reports five or more confirmed cases of COVID-19 in students or staff who were in a building while infectious during a two-week reporting period. The building is removed after 28 days of no new positive tests.

Schools added to the list Thursday were King Elementary School in Deer River, Piedmont Elementary School in Duluth, Denfeld High School in Duluth and Lincoln Elementary School in Hibbing. No Northland school buildings were removed.

Denfeld High School (Steve Kuchera / 2019 file / News Tribune)
Denfeld High School (Steve Kuchera / 2019 file / News Tribune)Steve Kuchera / skuchera@duluthnews.com

These Northland schools still remain on the outbreak list as of Thursday:

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  • Grand Rapids High School, added Oct. 8.

  • Lowell Elementary School, in Duluth, added March 11.

  • Robert J. Elkington Middle School, in Grand Rapids, added March 11.

  • Hibbing High School, added March 18.

  • Mesabi East High School, in Aurora, added March 18.

  • St. Joseph’s Catholic School, in Grand Rapids, added March 18.

  • Cohasset Elementary School, in Cohasset, added March 25.

  • Greenway High School, in Coleraine, added March 25.

  • West Rapids Elementary School, in Grand Rapids, added March 25.

  • Mesabi East Elementary School, in Aurora, added March 25.

  • Memorial High School, in Ely, added March 25.

  • Hermantown Elementary School, added April 1.

  • Virginia High School, added April 8.

  • East High School, in Duluth, added April 15.

  • Stella Maris Academy’s St. James campus, in Duluth, added April 15.

As of Thursday, 53 new school buildings were added to the list and 11 were removed for a total of 241 buildings on the list.

Piedmont Elementary School (Steve Kuchera / 2019 file / News Tribune)
Piedmont Elementary School (Steve Kuchera / 2019 file / News Tribune)

Local COVID-19 numbers

The Centers for Disease Control and Prevention-verified 14-day case rates per 10,000 residents around the Northland for March 28 through April 10 were:

  • 36.63 in Aitkin County.

  • 32.36 in Carlton County.

  • 11.3 in Cook County.

  • 45.35 in Itasca County.

  • 14.19 in Lake County.

  • 38.53 in St. Louis County.

  • 44.5 in the Duluth area.

  • 31.6 in Central/Southern St. Louis County.

  • 20.4 in Northern St. Louis County.

The 14-day case rates are used as guidance for school districts when choosing the right learning model for middle and high school students. Elementary students are allowed to return to in-person learning five days a week starting Jan. 18 regardless of these numbers.

According to Essentia Health’s COVID-19 Regional Projections dashboard, the county 14-day case rates per 10,000 residents as of April 20 were:

  • 32 in Aitkin County.

  • 36 in Carlton County.

  • 9 in Cook County.

  • 58 in Itasca County.

  • 11 in Lake County.

  • 40 in St. Louis County.