Agency
U.S. Geological Survey
USGS
Site identification number
405408073520901
n/a
Site name
B 77. 1
n/a
Site type
Well
GW
DMS latitude
405408.23
n/a
DMS longitude
0735208.88
n/a
Decimal latitude
40.9022861
n/a
Decimal longitude
-73.8691333
n/a
Latitude-longitude method
Differentially corrected Global Positioning System.
D
Latitude-longitude accuracy
Accurate to + or - .5 sec (PLGR/PPS GPS).
5
Latitude-longitude datum
North American Datum of 1983
NAD83
Decimal Latitude-longitude datum
North American Datum of 1983
NAD83
District
New York
36
State
New York
36
County
Bronx County
005
Country
US
n/a
Land net location description
n/a
Name of location map
MOUNT VERNON, NY
n/a
Scale of location map
24000
n/a
Altitude of Gage/land surface
190
feet
n/a
Method altitude determined
Level or other surveyed method.
L
Altitude accuracy
2
feet
n/a
Altitude datum
National Geodetic Vertical Datum of 1929
NGVD29
Subbasin hydrologic unit
Bronx
02030102
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
n/a
Date of first construction
20110823
n/a
Date site established or inventoried
20111213
n/a
Drainage area
n/a
Contributing drainage area
n/a
Time Zone abbreviation
EST
n/a
Site honors Daylight Saving Time
N
n/a
Data reliability
Data have been checked by the reporting agency.
C
Data-other GW files
YY YY
n/a
National aquifer
Sand and gravel aquifers (glaciated regions)
N100GLCIAL
Local aquifer
Sand and Gravel Aquifer
112SDGV
Local aquifer type
Unconfined single aquifer
U
Well depth
20.7
feet
n/a
Hole depth
21.3
feet
n/a
Source of depth data
D
n/a
Project number
n/a
