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IN THIS SECTION:
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About the Edwards Aquifer
Advanced Statistics Search
2010 Statistics Book
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Official Aquifer Level & Statistics
Official Edwards level (J-17 Bexar index well) readings are updated on this page between 9:30 a.m. and noon, Monday through Friday. Below you can also find precipitation and temperature information, other index well readings and springflow data. For more information, visit the Edwards Aquifer Authority Web site at www.edwardsaquifer.org, or call (210) 222-2204.
DISCLAIMER
This page displays provisional, unaudited raw data. SAWS reserves the right to make retroactive changes as system and operational situations are discovered and resolved.
Advanced Statistics Search
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
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|
Date
|
Total Pumpage
(mg)*
|
Precip |
High Temp |
Level Bexar
(J-17) |
Level Medina |
Level Uvalde |
Springflow Comal
(cfs)** |
Springflow
San Marcos
(cfs)** |
|
2/2
|
|
0.00"
|
|
657.9'
|
|
|
|
|
|
2/1
|
|
0.01"
|
77°
|
657.7'
|
|
847.9'
|
235.0
|
123.0
|
|
1/31
|
|
0.27"
|
70°
|
657.5'
|
|
847.9'
|
235.0
|
124.0
|
|
1/30
|
|
0.47"
|
63°
|
657.2'
|
|
847.9'
|
231.0
|
122.0
|
|
1/29
|
|
0.00"
|
63°
|
657.6'
|
|
847.8'
|
231.0
|
121.0
|
|
1/28
|
|
0.00"
|
63°
|
657.4'
|
|
847.9'
|
230.0
|
121.0
|
|
1/27
|
|
0.00"
|
75°
|
657.2'
|
|
847.9'
|
227.0
|
117.0
|
|
1/26
|
146.4
|
0.00"
|
72°
|
656.8'
|
|
847.9'
|
225.0
|
113.0
|
|
1/25
|
153.1
|
2.94"
|
70°
|
653.1'
|
|
847.9'
|
220.0
|
104.0
|
|
1/24
|
151.9
|
0.19"
|
70°
|
652.5'
|
|
847.9'
|
218.0
|
104.0
|
|
1/23
|
161.0
|
0.00"
|
71°
|
652.3'
|
|
847.9'
|
217.0
|
101.0
|
|
1/22
|
148.5
|
0.00"
|
74°
|
652.9'
|
|
847.9'
|
218.0
|
102.0
|
|
1/21
|
149.7
|
0.00"
|
72°
|
652.5'
|
|
847.9'
|
217.0
|
101.0
|
|
1/20
|
148.3
|
0.00"
|
72°
|
652.0'
|
|
847.9'
|
217.0
|
101.0
|
|
1/19
|
162.9
|
0.00"
|
78°
|
652.0'
|
|
848.0'
|
217.0
|
101.0
|
|
1/18
|
161.9
|
0.00"
|
67°
|
651.9'
|
|
847.9'
|
217.0
|
101.0
|
|
1/17
|
162.9
|
0.00"
|
78°
|
652.1'
|
|
848.0'
|
218.0
|
100.0
|
|
1/16
|
161.3
|
0.00"
|
78°
|
652.5'
|
|
847.9'
|
219.0
|
101.0
|
|
1/15
|
137.1
|
0.00"
|
64°
|
652.5'
|
|
848.0'
|
218.0
|
100.0
|
|
1/14
|
149.7
|
0.00"
|
64°
|
652.2'
|
|
848.0'
|
218.0
|
100.0
|
|
1/13
|
152.2
|
0.00"
|
58°
|
652.1'
|
|
848.0'
|
218.0
|
100.0
|
|
1/12
|
153.5
|
0.00"
|
53°
|
652.4'
|
|
848.0'
|
218.0
|
100.0
|
|
1/11
|
156.7
|
0.00"
|
75°
|
652.7'
|
|
848.0'
|
220.0
|
101.0
|
|
1/10
|
152.1
|
0.00"
|
65°
|
652.8'
|
|
847.9'
|
220.0
|
101.0
|
|
1/9
|
152.5
|
0.12"
|
63°
|
652.9'
|
|
847.9'
|
220.0
|
102.0
|
|
1/8
|
144.6
|
0.00"
|
66°
|
653.2'
|
|
847.9'
|
221.0
|
101.0
|
|
1/7
|
150.2
|
0.00"
|
74°
|
653.1'
|
|
847.9'
|
221.0
|
101.0
|
|
1/6
|
158.2
|
0.00"
|
74°
|
652.6'
|
|
847.9'
|
221.0
|
102.0
|
|
1/5
|
159.5
|
0.00"
|
68°
|
653.0'
|
|
847.9'
|
221.0
|
101.0
|
|
1/4
|
153.9
|
0.00"
|
72°
|
653.1'
|
|
847.9'
|
220.0
|
100.0
|
|
*
|
mg
|
=
|
million gallons
|
|
†
|
mgd
|
=
|
million gallons per day
|
|
**
|
cfs
|
=
|
cubic feet per second
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Level Bexar (J-17) - 1 Year Summary
February 3, 2011 - February 2, 2012
|
|
| 2012 Statistics
Summary |
| Pumpage
to Date: |
3,995.70 mg |
| Average
Daily Pumpage: |
121.08 mg |
| Rainfall
to Date: |
4.00" |
| Normal
Year to Date: |
1.90" |
| Departure
from Normal: |
2.10" |
Minimum
Comal Springflow:
(1/20/12) |
217 cfs |
Maximum
Comal Springflow:
(2/1/12) |
235 cfs |
Minimum
Edwards Level:
(1/18/12) |
651.9' |
Maximum
Edwards Level:
(2/2/12) |
657.9' |
| Historic |
Minimum Edwards Level
(08/17/56) |
612.5' |
Maximum Edwards Level
(06/14/92) |
703.3' |
This information maintained by Elliott Fry, 210-233-3657, efry@saws.org.
To request official data, please contact Anastasia Valdes at 210-233-3788.
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