Does san antonio texas flood. Box 839966 san antonio tx 78283 3966. This week marks the four year anniversary of a major flood that killed three brought as much as 15 inches of rain and caused millions in damage across san antonio. This memorial day marks four years since central texas was pummeled by rain that lead.
Commerce 6th floor san antonio tx 78205. The blue lines show the stream center of san antonio waterways which are dramatically transformed during a flood which is shown on the next slide. This is not to be confused with the idea that a 100 year flood event only happens once every 100 years.
These areas are considered high risk and according to fema have a 1 in 4 chance of flooding during a 30 year mortgage. Rainfall totals through the weekend will be higher well south of san antonio in deep south texas where the center of hurricane hanna made landfall. Municipal plaza building 114 w.
A 100 year flood is a flood with a 1 or 1100 chance of occurring in any given year. San antonio historic flood kills 51 people and causes 37 million dollars in damages over 521 million in 2017 dollars. San antonio river authority san antonio.
The flooding produced record flows along the medina river san antonio river sabinal river and nueces river. Places like corpus christi and the rio grande. There are many parcels of good land throughout the san antonio and hill country areas that may have a partial flood zone designation.
Clear skies are over san antonio today but may has a history of torrential and fatal flooding in the area. The 738 inches officially recorded in san antonio combined with amounts twice as heavy from higher ground to the north sent a massive surge of water down the san antonio river. There were 24 counties designated as federal disaster areas.