This story excerpt is courtesy of our partners at KHOU 11. Click here for KHOU's full story, including the Texas numbers. HOUSTON — The latest Covid-19 data is a mix of good and bad news for Texas and the Houston area. Let's start with the good. On Monday, Aug. 10, Houston reported its lowest Covid-19 positivity rate since June 1. The positivity rate shows the percentage of people who test positive out of all Covid-19 tests in a 14-day moving average.