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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-ASIS_NPS_SB5

Sinepuxent Bay at West Ocean City Inlet - Commercial Harbor (11NPSWRD_WQX-ASIS_NPS_SB5) 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 "Sinepuxent Bay at West Ocean City Inlet - Commercial Harbor" and has the identifier 11NPSWRD_WQX-ASIS_NPS_SB5. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02040303.

This site is located in Worcester County County, Maryland at 38.3272222000 degrees latitude and -75.1041667000 degrees longitude using the datum NAD27. 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-ASIS_NPS_SB5" 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, Cyanobacteria 1991 - 2006
Biological, Algae, Phytoplankton 1991 - 2006
Biological, Photosynthetic Pigments 1991 - 2006
Information 1991 - 2007
Inorganics, Major, Non-metals 1991 - 1994
Nutrient 1991 - 2007
Physical 1991 - 2007
*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-ASIS_NPS_SB5
MonitoringLocationName Sinepuxent Bay at West Ocean City Inlet - Commercial Harbor
MonitoringLocationTypeName Estuary
MonitoringLocationDescriptionText SINEPUXENT BAY AT WEST OCEAN CITY INLET. SAMPLE 20 TO 30 FEET IN FRONT OF THE MD STATE POLICE BOAT DOCK. DO NOT ANCHOR IN THE MIDDLE OF THE HARBOR AND DO NOT BLOCK BOAT TRAFFIC. STATION MAINTAINED BY RESOURCE MANAGEMENT STAFF AT ASSATEAGUE ISLAND NATIONAL SEASHORE AS PART OF A NETWORK TO MONITOR WATER QUALITY IN CHINCOTEAGUE AND SINEPUXENT BAYS FROM 1987 TO 1994. FOR ADDITIONAL INFORMATION CONTACT THE PARK AT (410)6411443.*** Legacy STORET Station Type: /TYPA/AMBNT/ESTURY
HUCEightDigitCode 02040303
LatitudeMeasure 38.3272222000
LongitudeMeasure -75.1041667000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName NAD27
CountryCode US
StateCode 24
CountyCode 047
ProviderName STORET