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WQP Home >  Providers >  STORET >  CEDEN >  CEDEN-204ALP075

Arroyo las Positas at Paseo Laguna Seco apartments (CEDEN-204ALP075) site data in the Water Quality Portal

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

This river/stream intermittent site, maintained by the California State Water Resources Control Board (identifier CEDEN), has the name "Arroyo las Positas at Paseo Laguna Seco apartments" and has the identifier CEDEN-204ALP075. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)18050004.

This site is located in Alameda County County, California at 37.6985000000 degrees latitude and -121.7810000000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 134 m No vertical location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "CEDEN-204ALP075" 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, Algae, Phytoplankton, Photosynthetic Pigments 2018 - 2019
Biological, Counts 2018 - 2018
Information 2018 - 2019
Inorganics, Major, Non-metals 2018 - 2019
Inorganics, Minor, Metals 2018 - 2018
Nutrient 2018 - 2019
Organics, Other 2018 - 2019
Physical 2018 - 2019
*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 CEDEN
OrganizationFormalName California State Water Resources Control Board
MonitoringLocationIdentifier CEDEN-204ALP075
MonitoringLocationName Arroyo las Positas at Paseo Laguna Seco apartments
MonitoringLocationTypeName River/Stream Intermittent
HUCEightDigitCode 18050004
LatitudeMeasure 37.6985000000
LongitudeMeasure -121.7810000000
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 134
VerticalMeasure/MeasureUnitCode m
VerticalCollectionMethodName Other
VerticalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 06
CountyCode 001
ProviderName STORET