Agency
U.S. Geological Survey
USGS
Site identification number
303247097403201
n/a
Site name
ZK-58-27-536
n/a
Site type
Well
GW
DMS latitude
303247.0
n/a
DMS longitude
0974032.3
n/a
Decimal latitude
30.54638889
n/a
Decimal longitude
-97.6756389
n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
G
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS).
1
Latitude-longitude datum
North American Datum of 1983
NAD83
Decimal Latitude-longitude datum
North American Datum of 1983
NAD83
District
Texas
48
State
Texas
48
County
Williamson County
491
Country
US
n/a
Land net location description
n/a
Name of location map
Round Rock, TX
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
760
feet
n/a
Method altitude determined
Interpolated from Digital Elevation Model
N
Altitude accuracy
20
feet
n/a
Altitude datum
National Geodetic Vertical Datum of 1929
NGVD29
Subbasin hydrologic unit
San Gabriel
12070205
Drainage basin
n/a
Topographic setting
Undulating
U
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
20050520
n/a
Date site established or inventoried
20050522
n/a
Drainage area
n/a
Contributing drainage area
n/a
Time Zone abbreviation
CST
n/a
Site honors Daylight Saving Time
Y
n/a
Data reliability
Data have been checked by the reporting agency.
C
Data-other GW files
YY Y Y
n/a
National aquifer
Edwards-Trinity aquifer system
S500EDRTRN
Local aquifer
Edwards and Associated Limestones
218EDRDA
Local aquifer type
Unconfined single aquifer
U
Well depth
178
feet
n/a
Hole depth
180
feet
n/a
Source of depth data
G
n/a
Project number
8653-9BI52
n/a
