Aquifer Beaker

Edwards Aquifer

Aquifer Level 656.7'
7/21/17 - Official

The Edwards aquifer and its catchment area in the San Antonio region is about 8,000 square miles and includes all or part of 13 counties in south-central Texas.

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Landscape Watering
Last Digit of Address Watering Day
0 or 1 Monday
2 or 3 Tuesday
4 or 5 Wednesday
6 or 7 Thursday
8 or 9 Friday
No Watering on Weekends

Stage 1:
Water once a week

Watering with an irrigation system or sprinkler is allowed only once a week before 11 a.m. or after 7 p.m. on your designated watering day as determined by your address.

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Aquifer Level 656.7 | Stage 1: Water once a week

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Aquifer Level & Statistics

Advanced Statistics Search

Our statistics database includes records dating back to 1885. Use the form below to create your own search queries of the categories listed. Please note that not all categories include uninterrupted daily readings for the entire period.

The starting years for the various categories are:

  • 1885 - Precip & Temp
  • 1927 - Springflow Comal
  • 1932 - Level Bexar
  • 1940 - Level Uvalde
  • 1956 - Springflow San Marcos
  • 1970 - Pumpage
  • 1986 - Level Medina
  • 1989 - Pumpage Peak

 Search Water Statistics By: (check all that apply) 
Daily Pumpage Temp Springflow San Marcos Level Bexar
Peak Hourly Rate Precip Springflow Comal Level Uvalde
            Level Medina
 Date Range:
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Note: A date range of more than one year can take several minutes to process. Please be patient.