| USGS Parameter Group | Data Types | Start Date | End Date |
|---|---|---|---|
| Biological | Water-quality | 1979-03-28 | 2023-12-21 |
| Information | Water-quality | 1978-11-09 | 2024-03-06 |
| Inorganics, Major, Metals | Water-quality | 1978-08-03 | 2023-10-03 |
| Inorganics, Major, Non-metals | Water-quality | 1978-08-03 | 2024-03-06 |
| Inorganics, Minor, Non-metals | Water-quality | 1978-08-03 | 2023-10-03 |
| Inorganics, Minor, metals | Water-quality | 1978-08-03 | 2023-10-03 |
| Microbiological | Water-quality | 1979-03-28 | 2019-10-08 |
| Nutrient | Water-quality | 1978-08-03 | 2024-01-04 |
| Organics, PCBs | Water-quality | 1978-08-03 | 1993-09-30 |
| Organics, other | Water-quality | 1978-08-03 | 2024-01-04 |
| Organics, pesticide | Water-quality | 1978-08-03 | 2024-01-18 |
| Physical | Daily Values, Unit Values, Water-quality | 1967-10-01 | 2024-12-21 |
| Population/Community | Water-quality | 1979-03-28 | 1981-09-29 |
| Radiochemistry | Water-quality | 1979-04-02 | 2011-09-12 |
| Sediment | Daily Values, Water-quality | 1978-01-29 | 2023-10-03 |
| n/a | Peak Measurements | 1968-03-25 | 2024-04-04 |
| n/a | Site Visits | 1968-08-04 | 2024-10-17 |
| n/a | USGS Annual Water Data Reports Site | 2006-01-01 | 2024-01-01 |
Monitoring location 01578310 is associated with a Stream in Harford County, Maryland. Current conditions of Discharge and Gage height are available. Water data back to 1967 are available online.
For information about dam operations, call 1-888-457-4076 or contact Exelon Energy (http://www.exeloncorp.com/)
| Metadata Element | Location Metadata | Metadata Code |
|---|---|---|
|
Agency
|
U.S. Geological Survey | USGS |
|
Site identification number
|
01578310 | n/a |
|
Site name
|
SUSQUEHANNA RIVER AT CONOWINGO, MD | n/a |
|
Site type
|
Stream
|
ST |
| DMS latitude | 393928.4 | n/a |
| DMS longitude | 0761028.0 | n/a |
| Decimal latitude | 39.65788889 | n/a |
| Decimal longitude | -76.1744444 | n/a |
|
Latitude-longitude method
|
Interpolated from Digital MAP. | N |
|
Latitude-longitude accuracy
|
Accurate to + or - 1 sec. | S |
|
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
|
Harford County | 025 |
| Country | US | n/a |
| Land net location description | n/a | |
| Name of location map | CONOWINGO DAM | n/a |
| Scale of location map | 24000 | n/a |
| Altitude of Gage/land surface | 4.16 feet | n/a |
| Method altitude determined | Interpolated from Digital Elevation Model | N |
| Altitude accuracy | .1 feet | n/a |
|
Altitude datum
|
North American Vertical Datum of 1988 | NAVD88 |
|
Subbasin hydrologic unit
|
Lower Susquehanna | 02050306 |
|
Drainage basin
|
n/a | |
|
Topographic setting
|
Stream channel
|
C |
| Flags for instruments at site | YNNNYNNNNNYNNNNNNNNNNNNNNNNNNN | n/a |
|
Date of first construction
|
n/a | |
| Date site established or inventoried | n/a | |
|
Drainage area
|
27100 square miles | n/a |
| Contributing drainage area | n/a | |
| Time Zone abbreviation | EST | n/a |
|
Site honors Daylight Saving Time
|
Y | n/a |
|
Data reliability
|
n/a | |
| Data-other GW files | NNNNNNNN | 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 | 444220700 | n/a |
