Skip to main content
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Physical Groundwater Levels 1976-06-29 1976-06-29
Water Data for the Nation inventory

Monitoring location 391146077082001 is associated with a Well in Montgomery County, Maryland. Water data back to 1976 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
391146077082001 n/a
Site name
MO Cf 42 n/a
Site type
Well
GW
DMS latitude 391146 n/a
DMS longitude 0770820 n/a
Decimal latitude 39.1962175 n/a
Decimal longitude -77.13859178 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Maryland 24
State
Maryland 24
County
Montgomery County 031
Country US n/a
Land net location description n/a
Name of location map GAITHERSBURG, MD n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 555 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 10 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Middle Potomac-Anacostia-Occoquan 02070010
Drainage basin
n/a
Topographic setting
Upland draw
W
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19760629 n/a
Date site established or inventoried 19991116 n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation EST 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 YYYYNYNN n/a
National aquifer n/a
Local aquifer Bedrock BEDROCK
Local aquifer type
n/a
Well depth 100 feet n/a
Hole depth
100 feet n/a
Source of depth data D n/a
Project number 442400210 n/a

Questions or Comments