SAWS: History & Chronology
Aquifer Beaker

Edwards Aquifer

Aquifer Level 663.7'
10/18/17 - 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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Year-Round Watering Hours

Watering with an irrigation system or sprinkler is allowed any day of the week before 11 a.m. or after 7 p.m.

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Aquifer Level 663.7 | Year-Round Watering Hours

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History & Chronology

1950s

 

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1952

San Antonio City Master Plan recommends that San Antonio join with the Corps of Engineers and GBRA to construct Canyon Lake.

1953

CSA tries to participate in the Canyon Lake project. When their request is denied, an appeal is made to the Texas Board of Water Engineers. The matter eventually goes to the Texas Supreme Court.

1955

Some of the early determinations of boundaries and recharge of Edwards Aquifer are made in reports by William F. Guyton & Associates and Rob Lowry. This was also the 1st attempt to form the Edwards Underground Water District.

1956

Month-long hearing is held before Texas Board of Water Engineers on Canyon Lake project.

1956
August

The Beverly Lodges index well (later replaced by J-17) in San Antonio hit its record low of 612 ft. msl.

1957

Board of Water Engineers, in 2-1 split vote, sides with GBRA against San Antonio on the Canyon Lake project. The matter eventually goes to the Texas Supreme Court, with GBRA prevailing. A second attempt to establish the EUWD is made but unsuccessful.

1957

Texas Board of Water Engineers designates subdivision No. 1 of the Underground Reservoir in the Edwards Limestone, Balcones Escarpment area.

1959

Edwards Underground Water District is created by the 56th Legislature.

   

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