CA Db 40 - 383053076382101
Field measurements
CA Db 40 - 383053076382101
April 14, 2024 - April 14, 2025
Depth to water level, ft below land surface
99.13 ft - Sep 30, 2024 09:27:00 AM EDT
Important Data may be provisional
Field measurement
Value
Status
Time
Field measurement
99.13 ft
Approved
Sep 30, 2024
09:27:00 AM EDT
Available data
Select data types to graph from categories based on the way the data were collected.
Learn about the data collection categories Continuous data
0 data types available
Daily data
0 data types available
Field measurements
3 data types available - data from 1971-11-17 to 2024-09-30
Field measurements are physically measured values collected during a visit to the monitoring location.
Data type
Data date range
Depth to water level, ft below land surface
1971-11-17 - 2024-09-30
Groundwater level above NAVD 1988, ft
1971-11-17 - 2024-09-30
Groundwater level above NGVD 1929, feet
1971-11-17 - 2024-09-30
Discrete sample data
0 observed properties (data types) available
- Monitoring Location
- Active Monitoring Locations
5 km
3 mi
Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.
Interested in understanding how to access the upstream/downstream data? Learn about the Network-Linked Data Index (NLDI)
| USGS Parameter Group | Data Types | Start Date | End Date |
|---|---|---|---|
| Physical | Groundwater Levels | 1971-11-17 | 2024-09-30 |
| n/a | USGS Active Groundwater Level Network Site | 1971-01-01 | 2020-01-01 |
Monitoring location 383053076382101 is associated with a Well in Calvert County, Maryland. Water data back to 1971 are available online.
| Metadata Element | Location Metadata | Metadata Code |
|---|---|---|
|
Agency
|
U.S. Geological Survey | USGS |
|
Site identification number
|
383053076382101 | n/a |
|
Site name
|
CA Db 40 | n/a |
|
Site type
|
Well
|
GW |
| DMS latitude | 383055.0 | n/a |
| DMS longitude | 0763823.0 | n/a |
| Decimal latitude | 38.51527778 | n/a |
| Decimal longitude | -76.6397222 | n/a |
|
Latitude-longitude method
|
Interpolated from Digital MAP. | N |
|
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
|
Maryland | 24 |
|
State
|
Maryland | 24 |
|
County
|
Calvert County | 009 |
| Country | US | n/a |
| Land net location description | n/a | |
| Name of location map | BENEDICT, MD | n/a |
| Scale of location map | 24000 | n/a |
| Altitude of Gage/land surface | 23.38 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
|
Patuxent | 02060006 |
|
Drainage basin
|
n/a | |
|
Topographic setting
|
n/a | |
| Flags for instruments at site | NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN | n/a |
|
Date of first construction
|
19711117 | n/a |
| Date site established or inventoried | 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 | Northern Atlantic Coastal Plain aquifer system | S100NATLCP |
| Local aquifer | Aquia Formation | 125AQUI |
|
Local aquifer type
|
n/a | |
| Well depth | 448 feet | n/a |
|
Hole depth
|
740 feet | n/a |
| Source of depth data | n/a | |
| Project number | n/a |