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Home › Your Water › Aquifer › Main

Your Water

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 information, visit the Edwards Aquifer Authority Web site 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.

Date	Total Pumpage (mg)*	Precip	High Temp	Level Bexar (J-17)	Level Medina	Level Uvalde	Springflow Comal (cfs)**	Springflow San Marcos (cfs)**
5/14		0.00"		647.6'
5/13		0.00"	84°	648.4'			195.0	98.0
5/12		0.00"	81°	648.7'			196.0	100.0
5/11		0.00"	83°	648.5'			197.0	100.0
5/10		0.22"	84°	647.1'			194.0	105.0
5/9		0.05"	81°	647.4'			194.0	102.0
5/8		0.00"	85°	647.7'			193.0	100.0
5/7	206.7	0.00"	84°	648.5'			195.0	100.0
5/6	204.3	0.00"	76°	649.2'			199.0	101.0
5/5	182.8	0.00"	81°	649.9'			200.0	103.0
5/4	174.1	0.00"	80°	649.9'			199.0	104.0
5/3	176.8	0.00"	70°	649.1'			195.0	104.0
5/2	178.1	0.65"	75°	648.3'			199.0	104.0
5/1	200.3	0.00"	86°	648.0'			195.0	104.0
4/30	173.3	0.00"	83°	647.6'			195.0	104.0
4/29	203.3	0.56"	85°	646.1'			196.0	107.0
4/28	185.9	0.00"	83°	645.7'			195.0	106.0
4/27	170.3	0.39"	83°	645.8'			191.0	107.0
4/26	195.6	0.01"	78°	645.7'			190.0	106.0
4/25	206.7	0.00"	70°	645.7'			190.0	106.0
4/24	212.1	0.00"	64°	645.6'			191.0	106.0
4/23	222.5	0.00"	79°	646.0'			193.0	106.0
4/22	234.9	0.00"	84°	646.6'			194.0	106.0
4/21	197.9	0.00"	81°	647.5'			194.0	106.0
4/20	189.5	0.00"	75°	647.2'			195.0	107.0
4/19	198.6	0.00"	72°	646.9'			195.0	107.0
4/18	195.0	0.19"	76°	646.9'			195.0	108.0
4/17	223.2	0.00"	80°	646.9'			194.0	108.0
4/16	232.9	0.00"	86°	647.2'			195.0	108.0
4/15	229.4	0.00"	90°	648.0'			198.0	107.0

*

mg

=

million gallons

†

mgd

=

million gallons per day

**

cfs

=

cubic feet per second

Level Bexar (J-17) - 1 Year Summary May 15, 2012 - May 14, 2013

5/15/12   659.9   5/16/12   661.6   5/17/12   661.9   5/18/12   661.9   5/19/12   662.4   5/20/12   662.7   5/21/12   662.1   5/22/12   661.3   5/23/12   660.6   5/24/12   659.6   5/25/12   658.9   5/26/12   657.9   5/27/12   657.6   5/28/12   656.7   5/29/12   655   5/30/12   654   5/31/12   653.3   6/1/12   652.9   6/2/12   652.9   6/3/12   652.5   6/4/12   651.9   6/5/12   650.8   6/6/12   650.4   6/7/12   649.6   6/8/12   649.7   6/9/12   649.9   6/10/12   650   6/11/12   649.1   6/12/12   647.5   6/13/12   647.2   6/14/12   646   6/15/12   645.4   6/16/12   645.6   6/17/12   646   6/18/12   645.5   6/19/12   645.2   6/20/12   644.6   6/21/12   644.6   6/22/12   644.6   6/23/12   644.8   6/24/12   644.9   6/25/12   644   6/26/12   642.8   6/27/12   641.9   6/28/12   641.2   6/29/12   641.5   6/30/12   642.2   7/1/12   643.6   7/2/12   644.1   7/3/12   644.5   7/4/12   644.4   7/5/12   644.3   7/6/12   643.9   7/7/12   644.3   7/8/12   644.7   7/9/12   644.7   7/10/12   644.4   7/11/12   646.8   7/12/12   647.4   7/13/12   647.7   7/14/12   648.6   7/15/12   649   7/16/12   648.8   7/17/12   648.2   7/18/12   647.6   7/19/12   647.5   7/20/12   647.7   7/21/12   648.1   7/22/12   648.2   7/23/12   647.2   7/24/12   645.8   7/25/12   645.4   7/26/12   644.8   7/27/12   644.2   7/28/12   644.4   7/29/12   644.8   7/30/12   644   7/31/12   642.7   8/1/12   642   8/2/12   641.5   8/3/12   640.9   8/4/12   641.9   8/5/12   641.9   8/6/12   641.5   8/7/12   640.3   8/8/12   639.9   8/9/12   639.6   8/10/12   639.2   8/11/12   640   8/12/12   640.4   8/13/12   639.8   8/14/12   638.6   8/15/12   638   8/16/12   637.8   8/17/12   637.6   8/18/12   638.4   8/19/12   642.1   8/20/12   642.7   8/21/12   642.7   8/22/12   642.8   8/23/12   642.9   8/24/12   642.5   8/25/12   643.2   8/26/12   643.9   8/27/12   642.8   8/28/12   642.1   8/29/12   641.5   8/30/12   640.9   8/31/12   640.8   9/1/12   641.3   9/2/12   641.6   9/3/12   640.9   9/4/12   639.6   9/5/12   639.6   9/6/12   639.3   9/7/12   638.9   9/8/12   639.2   9/9/12   639.7   9/10/12   639.3   9/11/12   638.1   9/12/12   637.8   9/13/12   638.1   9/14/12   642.7   9/15/12   643.7   9/16/12   646.5   9/17/12   648   9/18/12   648.3   9/19/12   648   9/20/12   647.5   9/21/12   647.4   9/22/12   647.8   9/23/12   648.2   9/24/12   647.2   9/25/12   646   9/26/12   645.6   9/27/12   645.2   9/28/12   645.6   9/29/12   649.6   9/30/12   651.3   10/1/12   651.1   10/2/12   651.3   10/3/12   651.3   10/4/12   651.4   10/5/12   651   10/6/12   651.7   10/7/12   651.6   10/8/12   651.5   10/9/12   650.8   10/10/12   650.3   10/11/12   650   10/12/12   649.8   10/13/12   649.9   10/14/12   650.1   10/15/12   649.9   10/16/12   649.2   10/17/12   649   10/18/12   648.1   10/19/12   647.5   10/20/12   648.1   10/21/12   647.9   10/22/12   647   10/23/12   646.3   10/24/12   645.6   10/25/12   645.4   10/26/12   645.7   10/27/12   647.5   10/28/12   648.1   10/29/12   647.5   10/30/12   646.8   10/31/12   646.9   11/1/12   646.5   11/2/12   646.3   11/3/12   647.2   11/4/12   648.2   11/5/12   648.1   11/6/12   647.7   11/7/12   647.6   11/8/12   647.6   11/9/12   647.5   11/10/12   648.1   11/11/12   648.5   11/12/12   647.8   11/13/12   647.8   11/14/12   647.9   11/15/12   648.1   11/16/12   648.1   11/17/12   648.8   11/18/12   649.1   11/19/12   648.4   11/20/12   647.9   11/21/12   647.5   11/22/12   648.5   11/23/12   648.7   11/24/12   649   11/25/12   649.3   11/26/12   649   11/27/12   648.7   11/28/12   649.2   11/29/12   649.5   11/30/12   649.8   12/1/12   650.7   12/2/12   650.6   12/3/12   649.3   12/4/12   650.1   12/5/12   650.3   12/6/12   650.5   12/7/12   650.4   12/8/12   651.2   12/9/12   651.6   12/10/12   651.3   12/11/12   650.9   12/12/12   651   12/13/12   651   12/14/12   651.2   12/15/12   651.9   12/16/12   652.3   12/17/12   651.8   12/18/12   651.3   12/19/12   651   12/20/12   650.4   12/21/12   650.3   12/22/12   651.2   12/23/12   651.4   12/24/12   651.3   12/25/12   651.1   12/26/12   651.2   12/27/12   651   12/28/12   651   12/29/12   650.7   12/30/12   651.2   12/31/12   651.1   1/1/13   651.5   1/2/13   651.4   1/3/13   651   1/4/13   651.2   1/5/13   651.8   1/6/13   651.9   1/7/13   651.5   1/8/13   651.8   1/9/13   654.3   1/10/13   654.9   1/11/13   655.6   1/12/13   656.2   1/13/13   656.4   1/14/13   656   1/15/13   655.7   1/16/13   655.6   1/17/13   655.4   1/18/13   655.2   1/19/13   655.8   1/20/13   655.7   1/21/13   655.4   1/22/13   654.7   1/23/13   654.7   1/24/13   654.6   1/25/13   654.4   1/26/13   654.8   1/27/13   655   1/28/13   654.6   1/29/13   654.4   1/30/13   654.3   1/31/13   653.9   2/1/13   654   2/2/13   654.4   2/3/13   654.3   2/4/13   653.9   2/5/13   653.8   2/6/13   653.5   2/7/13   653.7   2/8/13   653.6   2/9/13   654   2/10/13   654.4   2/11/13   653.9   2/12/13   653.7   2/13/13   653.4   2/14/13   653.1   2/15/13   653   2/16/13   653.2   2/17/13   653.3   2/18/13   652.8   2/19/13   652.2   2/20/13   652.4   2/21/13   652.4   2/22/13   651.9   2/23/13   652   2/24/13   652   2/25/13   651.4   2/26/13   651.1   2/27/13   650.8   2/28/13   650.7   3/1/13   650.6   3/2/13   650.7   3/3/13   650.7   3/4/13   650.2   3/5/13   649.2   3/6/13   649   3/7/13   648.9   3/8/13   649   3/9/13   649.6   3/10/13   650.6   3/11/13   650.6   3/12/13   650.3   3/13/13   649.9   3/14/13   649.3   3/15/13   649.3   3/16/13   649.3   3/17/13   649.4   3/18/13   648.7   3/19/13   647.8   3/20/13   647.5   3/21/13   647.6   3/22/13   647.4   3/23/13   647.2   3/24/13   647.3   3/25/13   646.7   3/26/13   646.3   3/27/13   645.6   3/28/13   645.2   3/29/13   645.5   3/30/13   645.8   3/31/13   646   4/1/13   646.2   4/2/13   645.8   4/3/13   647   4/4/13   647.9   4/5/13   648.2   4/6/13   648.9   4/7/13   649.6   4/8/13   649   4/9/13   648.9   4/10/13   648.6   4/11/13   648.8   4/12/13   648.8   4/13/13   648.8   4/14/13   649   4/15/13   648   4/16/13   647.2   4/17/13   646.9   4/18/13   646.9   4/19/13   646.9   4/20/13   647.2   4/21/13   647.5   4/22/13   646.6   4/23/13   646   4/24/13   645.6   4/25/13   645.7   4/26/13   645.7   4/27/13   645.8   4/28/13   645.7   4/29/13   646.1   4/30/13   647.6   5/1/13   648   5/2/13   648.3   5/3/13   649.1   5/4/13   649.9   5/5/13   649.9   5/6/13   649.2   5/7/13   648.5   5/8/13   647.7   5/9/13   647.4   5/10/13   647.1   5/11/13   648.5   5/12/13   648.7   5/13/13   648.4   5/14/13   647.6

2013 Statistics Summary
Pumpage to Date:	24,820.37 mg
Average Daily Pumpage:	185.23 mg
Rainfall to Date:	7.74"
Normal Year to Date:	10.79"
Departure from Normal:	-3.05"
Minimum Comal Springflow: (4/25/13)	190 cfs
Maximum Comal Springflow: (1/21/13)	226 cfs
Minimum Edwards Level: (3/28/13)	645.2'
Maximum Edwards Level: (1/13/13)	656.4'

 

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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