COLUMBIA SLOUGH AT PORTLAND, OR
Monitoring location 14211820 is associated with a STREAM in MULTNOMAH COUNTY, OREGON. Current conditions of DISCHARGE, GAGE HEIGHT, and MEAN WATER VELOCITY FOR DISCHARGE COMPUTATION are available. Water data back to 1988 are available online.
Important data may be provisional - learn more
| USGS Parameter Group | Data Types | Start Date | End Date |
|---|---|---|---|
| Information | Unit Values | 2020-07-28 | 2020-11-25 |
| Physical | Daily Values, Unit Values | 1988-10-14 | 2020-11-25 |
| n/a | Peak Measurements | 1990-01-28 | 2015-12-23 |
| n/a | Site Visits | 1988-08-04 | 2020-11-12 |
| n/a | USGS Annual Water Data Reports Site | 2006-01-01 | 2017-01-01 |
| Metadata Element | Location Metadata | Metadata Code |
|---|---|---|
| Agency
|
U.S. Geological Survey | USGS |
| Site identification number
|
14211820 | n/a |
| Site name
|
COLUMBIA SLOUGH AT PORTLAND, OR | n/a |
| Site type
|
Stream
|
ST |
| DMS latitude | 453821 | n/a |
| DMS longitude | 1224543 | n/a |
| Decimal latitude | 45.63900515 | n/a |
| Decimal longitude | -122.763155 | 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
|
Oregon | 41 |
| State
|
Oregon | 41 |
| County
|
Multnomah County | 051 |
| Country | US | n/a |
| Land net location description | NESES23 T02N R01W W | n/a |
| Name of location map | n/a | |
| Scale of location map | n/a | |
| Altitude of Gage/land surface | 1.53 | n/a |
| Method altitude determined | Level or other surveyed method. | L |
| Altitude accuracy | 0.1 | n/a |
| Altitude datum
|
National Geodetic Vertical Datum of 1929 | NGVD29 |
| Subbasin hydrologic unit
|
Lower Willamette | 17090012 |
| Drainage basin
|
n/a | |
| Topographic setting
|
Stream channel
|
C |
| Flags for instruments at site | NNNNYNNNNNNYNNYNNNNNNNNNNNNNNN | 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 | PST | n/a |
| Site honors Daylight Savings Time
|
Y | n/a |
| Data reliability
|
Data have been checked by the reporting agency. | C |
| 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 |