Skip to main content

Important for you to know:

  • Water Data for the Nation is replacing NWISweb over the next 3 years. On Thursday, December 19th at 2 PM EST / 11 AM PST, join our Teams Live Event to learn more about the NWISweb decommission. Registration is required! Register for the event here.

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1991-06-11 2022-07-18
Inorganics, Major, Metals Water-quality 1991-06-11 1991-06-11
Inorganics, Major, Non-metals Water-quality 1991-06-11 2022-07-18
Inorganics, Minor, Non-metals Water-quality 1991-06-11 1991-06-11
Inorganics, Minor, metals Water-quality 1991-06-11 1991-06-11
Nutrient Water-quality 1991-06-11 2022-07-18
Organics, other Water-quality 1991-06-11 1991-06-11
Organics, pesticide Water-quality 1991-06-11 1991-06-11
Physical Water-quality 1991-06-11 2022-07-18
n/a Site Visits 1951-10-15 2022-07-18
Water Data for the Nation inventory

Monitoring location 01491950 is associated with a Stream in Talbot County, Maryland. Water data back to 1951 are available online.

Metadata Element Location Metadata Metadata Code
Agency
USGS
Site identification number
n/a
Site name
n/a
Site type
ST
DMS latitude n/a
DMS longitude n/a
Decimal latitude n/a
Decimal longitude n/a
Latitude-longitude method
Z
Latitude-longitude accuracy
E
Latitude-longitude datum
NAD83
Decimal Latitude-longitude datum NAD83
District
24
State
24
County
041
Country n/a
Land net location description n/a
Name of location map n/a
Scale of location map n/a
Altitude of Gage/land surface n/a
Method altitude determined Z
Altitude accuracy n/a
Altitude datum
NAVD88
Subbasin hydrologic unit
02060005
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation n/a
Site honors Daylight Saving Time
n/a
Data reliability
n/a
Data-other GW files n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a