All the 10 samples sent on Monday for tests turned outnegative.
Seven more samples have been sent to the laboratoryTuesday, the results of which are awaited.
A total of 3,930 people are under home quarantine in thedistrict where 38,701 people have so far been screened.
Ten people are in quarantine at the ESI hospital here.
Of the 348 samples sent for testing so far, reports of341 have been received, of which 329 came out negative, while12 were found to be positive.
With the discharge of four Covid-19 patients from Wenlockhospital after full recovery on Monday, only eight people areunder treatment for the disease in the district at present.
No positive case of coronavirus infection was reportedfrom Udupi district also.
In the border district of Kasaragod in Kerala, four morepositive cases were reported, taking the number of confirmedCovid-19 patients in the district to 150. MVGROH ROH