The Department of Health's daily report showed Tuesday that 244 of 670 people tested have new coronavirus infections.
The total number of cases in the state increased to 103,743 but active cases dropped 251 to 4,751 — the lowest total in three months. No new deaths were reported by 1 p.m. Monday.
There are 240 people receiving treatment for COVID-19 illnesses in hospitals across the state with 57 in intensive care units and 32 using ventilators.
In the Black Hills region, hospitals are treating 38 people with six in ICUs and five on ventilators.
Pennington County recorded 27 new infections on 71 tests returned. That increases the county's total to 11,838 with 585 infections still considered active — the lowest number since October 9.
Meade County reported 10 new cases Tuesday and Oglala-Lakota County had five. Butte County added three positive tests, Lawrence County had two, Custer County had one and Fall River County reported no new infections for the second straight day.
Minnehaha County had 56 new infections Tuesday and Lincoln County had 25. Brown County reported 16 new cases and Brookings County added 13. Clay County recorded nine positive tests and there were seven each in Codington and Union counties. Davison County recorded six new cases and Charles Mix County had five. Hamlin and Turner counties each added four positive tests and there were three each in Hand, McPherson and Walworth counties.
Two new cases each were reported in Dewey, Grant, Hughes, Hutchinson, Kingsbury, Lake, Lyman, McCook, Moody, Perkins, Potter, Roberts, Sanborn and Stanley counties and one each in Bon Homme, Corson, Day, Deuel, Edmunds, Hanson, Todd and Yankton counties.
Forty-five children under 19 tested positive for Tuesday's report as did 41 people in their 20s. Thirty-one people over 70 also tested positive.