Minister Donnelly added that the National Public Health Emergency Team (NPHET) is "unanimous and unambiguously of the view that things are very, very finely balanced and it would take very little" for cases to increase greatly throughout the country. This person died while receiving treatment in a hospital.
Nationally, the total number of confirmed cases is now 26,303; the death toll remains at 1,763.
Stafford County has had two other cases, and those individuals have recovered.
On Monday, 107 cases of the disease were reported, followed by 61 Tuesday.
Elsewhere in Northeast Texas, Morris County's tally increased from 91 to 97 and Titus County's from 1,156 to 1,170, according to the Texas Department of State Health Services. There has been one hospitalization and no deaths.
The Centers for Disease Control and Prevention reported 4,649,102 total cases so far in the US, with a national death toll of 154,471, an increase of 2,972 since Friday.
There are 19 new positive COVID-19 cases in Saline County.
This comes after a further ten positive cases of Covid-19 were reported in the last 24 hours. Red River County held at 134 cases.
The Minister for Health Stephen Donnelly has said that public health officials were anxious about the rise in the number of community transmissions where no one knew where a positive case had come from. Of those, 11 cases have been resolved and four cases were active and isolated. Russell County has had 551 negative tests.