Environmental scientist Gregg Eckhardt, who has been studying the Edwards Aquifer since 1972, said the aquifer must have a level of about 665-670 feet to get a minimal flow at San Pedro Springs. Photo by Kay Richter.
Gregg Eckhardt said, “They last time they (San Pedro Springs) really flowed tremendously was 2007 when we saw levels of 690-700 feet.” Photo by Kay Richter.