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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-NCRN_ANTI_ANCR

Antietam Creek (11NPSWRD_WQX-NCRN_ANTI_ANCR) site data in the Water Quality Portal

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

This river/stream perennial site, maintained by the National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "Antietam Creek" and has the identifier 11NPSWRD_WQX-NCRN_ANTI_ANCR. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02070004.

This site is located in Washington County County, Maryland at 39.4497777800 degrees latitude and -77.7301947300 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-NCRN_ANTI_ANCR" 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 2016 - 2018
Information 2016 - 2018
Nutrient 2016 - 2016
Physical 2015 - 2018
*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-NCRN_ANTI_ANCR
MonitoringLocationName Antietam Creek
MonitoringLocationTypeName River/Stream Perennial
MonitoringLocationDescriptionText Downstream of Burnside Bridge about 200 ft., left bank. Co-located with USGS stream gage station. USGS 01619500. This location is not part of the quarterly monitoring stations but all core water parameters are measured here when the continuous logger is downloaded.
HUCEightDigitCode 02070004
LatitudeMeasure 39.4497777800
LongitudeMeasure -77.7301947300
HorizontalCollectionMethodName Address Matching-Other
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 24
CountyCode 043
ProviderName STORET