LA
Bayou Segnette State Park in Westwego is closed to the public, effective immediately. Because of its proximity to New Orleans, the area currently experiencing the most cases of the virus, the park is being staged as a possible overflow isolation area for suspected cases of COVID-19.
https://www.crt.state.la.us/news?NewsID=339
TX
“Texas Parks and Wildlife has closed Tyler State Park until Sunday in response to a false alert about a park visitor believed to have the new coronavirus.”
They do have a CV in the county.
According to an email alert from TPWD on Friday, it was believed someone in the park had the virus; however, a statement on the website later said the initial information was false.