Stage II
Aquifer
levels decline below 640
feet above msl at the J-17
Index Well in San Antonio.
The trigger level for
entering stage II
restrictions is 640 feet
above msl at the J-17 Index
Well in San Antonio.
Restrictions affect the San
Antonio pool, which includes
Bexar County and portions of
Comal, Hays, Guadalupe and
Caldwell counties.