| USGS Parameter Group | Data Types | Start Date | End Date |
|---|---|---|---|
| Information | Water-quality | 2009-09-10 | 2009-12-08 |
| Inorganics, Major, Metals | Water-quality | 2009-09-10 | 2009-12-08 |
| Inorganics, Major, Non-metals | Water-quality | 2009-09-10 | 2009-12-08 |
| Inorganics, Minor, Non-metals | Water-quality | 2009-09-10 | 2009-12-08 |
| Inorganics, Minor, metals | Water-quality | 2009-09-10 | 2009-12-08 |
| Nutrient | Water-quality | 2009-09-10 | 2009-12-08 |
| Organics, other | Water-quality | 2009-09-10 | 2009-12-08 |
| Physical | Daily Values, Unit Values, Water-quality | 1910-12-01 | 2024-12-26 |
| Radiochemistry | Water-quality | 2009-09-10 | 2009-12-08 |
| n/a | Peak Measurements | 1914-02-20 | 2023-02-25 |
| n/a | Site Visits | 1938-03-02 | 2024-08-01 |
| n/a | USGS Annual Water Data Reports Site | 2005-01-01 | 2023-01-01 |
Monitoring location 11098000 is associated with a Stream in Los Angeles County, California. Current conditions of Discharge and Gage height are available. Water data back to 1910 are available online.
| Metadata Element | Location Metadata | Metadata Code |
|---|---|---|
|
Agency
|
U.S. Geological Survey | USGS |
|
Site identification number
|
11098000 | n/a |
|
Site name
|
ARROYO SECO NR PASADENA CA | n/a |
|
Site type
|
Stream
|
ST |
| DMS latitude | 341320 | n/a |
| DMS longitude | 1181036 | n/a |
| Decimal latitude | 34.22222629 | n/a |
| Decimal longitude | -118.1775727 | n/a |
|
Latitude-longitude method
|
Interpolated from MAP. | M |
|
Latitude-longitude accuracy
|
Accurate to + or - 5 sec. | F |
|
Latitude-longitude datum
|
North American Datum of 1927 | NAD27 |
| Decimal Latitude-longitude datum | North American Datum of 1983 | NAD83 |
|
District
|
California | 06 |
|
State
|
California | 06 |
|
County
|
Los Angeles County | 037 |
| Country | US | n/a |
| Land net location description | NWNES31 T02N R12W | n/a |
| Name of location map | PASADENA CA | n/a |
| Scale of location map | n/a | |
| Altitude of Gage/land surface | 1397.88 feet | n/a |
| Method altitude determined | Interpolated from topographic map. | M |
| Altitude accuracy | 20 feet | n/a |
|
Altitude datum
|
National Geodetic Vertical Datum of 1929 | NGVD29 |
|
Subbasin hydrologic unit
|
18070105 | |
|
Drainage basin
|
n/a | |
|
Topographic setting
|
n/a | |
| Flags for instruments at site | NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN | n/a |
|
Date of first construction
|
n/a | |
| Date site established or inventoried | n/a | |
|
Drainage area
|
16.0 square miles | n/a |
| Contributing drainage area | n/a | |
| Time Zone abbreviation | PST | 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 | n/a |
