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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.

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WQP Home >  Providers >  STORET >  EPA_GLNPO >  EPA_GLNPO-ONDD23N

CSMI 2018 station DD23 (EPA_GLNPO-ONDD23N) site data in the Water Quality Portal

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

This great lake site, maintained by the EPA Great Lakes National Program (identifier EPA_GLNPO), has the name "CSMI 2018 station DD23" and has the identifier EPA_GLNPO-ONDD23N.

This site is located at 43.2659940000 degrees latitude and -79.6199975000 degrees longitude using the datum UNKWN. The horizontal location collection method was "Interpolation-Map" and the accuracy is 10 m. The source map scale is 1:24000.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "EPA_GLNPO-ONDD23N" 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*
Not Assigned 2018 - 2018
Physical 2018 - 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 EPA_GLNPO
OrganizationFormalName EPA Great Lakes National Program
MonitoringLocationIdentifier EPA_GLNPO-ONDD23N
MonitoringLocationName CSMI 2018 station DD23
MonitoringLocationTypeName Great Lake
MonitoringLocationDescriptionText CSMI 2018 station DD23 in Lake Ontario
LatitudeMeasure 43.2659940000
LongitudeMeasure -79.6199975000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 10
HorizontalAccuracyMeasure/MeasureUnitCode m
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName UNKWN
CountryCode QO
ProviderName STORET