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New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here. This user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  11NPSWRD_WQX >  11NPSWRD_WQX-SAMO_SCCP_4141T

Santa Monica Bay Site No. 4141 (Trawl Data) (11NPSWRD_WQX-SAMO_SCCP_4141T) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This estuary site, maintained by the National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "Santa Monica Bay Site No. 4141 (Trawl Data)" and has the identifier 11NPSWRD_WQX-SAMO_SCCP_4141T.

This site is located in Los Angeles County County, California at 33.9247578000 degrees latitude and -118.5236410000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "11NPSWRD_WQX-SAMO_SCCP_4141T" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Biological, Counts 2003 - 2003
Physical 2003 - 2003
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier 11NPSWRD_WQX
OrganizationFormalName National Park Service Water Resources Division
MonitoringLocationIdentifier 11NPSWRD_WQX-SAMO_SCCP_4141T
MonitoringLocationName Santa Monica Bay Site No. 4141 (Trawl Data)
MonitoringLocationTypeName Estuary
MonitoringLocationDescriptionText This station is Santa Monica Bay Site No. 4141, near West Mariposa Avenue, El Segundo, CA. This station is the midpoint of a trawl in Santa Monica Bay approximately 8.3 km west of the end of West Mariposa Avenue if extended to the bay. The trawl began at 33.9248657N, 118.5211426W at a depth of 55 meters, traveled southwest for 10 minutes, and ended at 33.9246501N, 118.5261393W at a depth of 57 meters.
LatitudeMeasure 33.9247578000
LongitudeMeasure -118.5236410000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName GPS Code (Pseudo Range) Differential
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 06
CountyCode 037
ProviderName STORET