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About the Edwards Aquifer
Advanced Statistics Search
Water Statistics Book
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The Edwards Aquifer
The Edwards Aquifer is an intensely faulted and fractured carbonate limestone
formation that lies within the Balcones fault zone. Learn
more about the Edwards Aquifer.
Official Aquifer Level & Statistics
Official Edwards level (J-17 Bexar index well) is updated on this page between 9:30 a.m. and
noon Monday through Friday. For more information, visit the Edwards Aquifer
Authority Web site at www.edwardsaquifer.org,
or call (210) 222-2204.
Advanced Statistics Search
Now you can query our database for aquifer levels and other stats dating
back to 1885. Click here
to begin.
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30 Day Aquifer Stats Summary
|
| Date |
Total Pumpage
(mg)* |
Precip |
High Temp |
Level Bexar
(J-17) |
Level Medina |
Level Uvalde |
Springflow Comal
(cfs)** |
Springflow San Marcos
(cfs)** |
|
5/13
|
|
0.00"
|
|
672.9'
|
727.0'
|
878.1'
|
|
|
|
5/12
|
246.1
|
0.00"
|
79°
|
673.1'
|
727.0'
|
878.1'
|
344.0
|
143.0
|
|
5/11
|
248.5
|
0.00"
|
86°
|
673.6'
|
727.0'
|
878.2'
|
344.0
|
144.0
|
|
5/10
|
243.8
|
0.00"
|
98°
|
674.2'
|
727.0'
|
878.3'
|
346.0
|
146.0
|
|
5/9
|
244.0
|
0.00"
|
97°
|
674.7'
|
728.3'
|
878.3'
|
347.0
|
147.0
|
|
5/8
|
236.9
|
0.00"
|
95°
|
675.5'
|
729.9'
|
878.4'
|
349.0
|
148.0
|
|
5/7
|
232.0
|
0.00"
|
95°
|
676.3'
|
730.8'
|
878.6'
|
351.0
|
149.0
|
|
5/6
|
209.9
|
0.00"
|
88°
|
676.6'
|
731.3'
|
878.6'
|
352.0
|
150.0
|
|
5/5
|
204.4
|
0.01"
|
88°
|
676.8'
|
732.8'
|
878.6'
|
352.0
|
150.0
|
|
5/4
|
212.8
|
0.03"
|
82°
|
677.1'
|
732.8'
|
878.7'
|
351.0
|
151.0
|
|
5/3
|
222.0
|
0.00"
|
82°
|
677.6'
|
733.3'
|
878.8'
|
351.0
|
152.0
|
|
5/2
|
227.8
|
0.00"
|
92°
|
678.3'
|
736.4'
|
878.9'
|
354.0
|
155.0
|
|
5/1
|
217.5
|
0.00"
|
87°
|
678.8'
|
737.8'
|
879.0'
|
355.0
|
155.0
|
|
4/30
|
208.6
|
0.00"
|
86°
|
679.4'
|
739.7'
|
879.1'
|
355.0
|
154.0
|
|
4/29
|
209.0
|
0.00"
|
82°
|
679.9'
|
741.8'
|
879.1'
|
355.0
|
153.0
|
|
4/28
|
209.3
|
0.00"
|
80°
|
679.9'
|
742.6'
|
879.1'
|
358.0
|
154.0
|
|
4/27
|
185.3
|
0.00"
|
77°
|
680.0'
|
742.2'
|
879.2'
|
357.0
|
154.0
|
|
4/26
|
187.7
|
0.00"
|
85°
|
679.6'
|
741.8'
|
879.2'
|
356.0
|
157.0
|
|
4/25
|
204.1
|
0.03"
|
83°
|
679.4'
|
742.0'
|
879.2'
|
355.0
|
157.0
|
|
4/24
|
200.7
|
0.00"
|
87°
|
679.4'
|
742.7'
|
879.3'
|
358.0
|
157.0
|
|
4/23
|
204.8
|
0.00"
|
89°
|
679.5'
|
743.2'
|
879.4'
|
357.0
|
157.0
|
|
4/22
|
205.4
|
0.00"
|
89°
|
679.7'
|
743.0'
|
879.5'
|
356.0
|
158.0
|
|
4/21
|
214.6
|
0.00"
|
83°
|
679.8'
|
743.1'
|
879.5'
|
357.0
|
158.0
|
|
4/20
|
201.7
|
0.00"
|
83°
|
680.1'
|
740.1'
|
879.6'
|
357.0
|
158.0
|
|
4/19
|
195.7
|
0.00"
|
85°
|
679.7'
|
740.1'
|
879.6'
|
358.0
|
159.0
|
|
4/18
|
185.8
|
0.19"
|
78°
|
678.8'
|
740.1'
|
879.7'
|
363.0
|
165.0
|
|
4/17
|
217.5
|
0.55"
|
87°
|
678.9'
|
740.1'
|
879.8'
|
357.0
|
161.0
|
|
4/16
|
219.9
|
0.00"
|
82°
|
679.0'
|
740.1'
|
879.9'
|
357.0
|
160.0
|
|
4/15
|
221.3
|
0.00"
|
80°
|
679.6'
|
741.7'
|
880.0'
|
355.0
|
161.0
|
|
4/14
|
235.4
|
0.00"
|
77°
|
679.5'
|
742.2'
|
880.0'
|
359.0
|
162.0
|
|
*
|
mg
|
=
|
million gallons
|
|
†
|
mgd
|
=
|
million gallons per day
|
|
**
|
cfs
|
=
|
cubic feet per second
|
Level Bexar (J-17) - 1 Year Summary
May 15, 2007 - May 13, 2008
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