Webofficials warn pet owners of toxic algae in lake travis after a dog's death, lcra analyzes water samples, and urges avoidance of algal mats. Webthe lower colorado river authority has issued warnings, but with water levels as low as they are, the best advice is to slow down, stay in the middle of the channels, and be extra. Webas of july 26, the lake is 47% full, up from about 40% on july 19, according to data from the lower colorado river authority. John hofmann, lcra executive vice. Webthe lower colorado river authority advised residents in the lake travis area to take caution as it opened floodgates at the wirtz and starcke dams monday. Webas labor day weekend approaches, the lower colorado river authority warns boaters to slow down, stay in channel centers, and be cautious near the shore.
