Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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 legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  EPA_GLNPO >  EPA_GLNPO-ERP31n

CSMI 2019 station P31 (EPA_GLNPO-ERP31n) 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 2019 station P31" and has the identifier EPA_GLNPO-ERP31n.

This site is located at 42.8056790000 degrees latitude and -79.7788223333 degrees longitude using the datum UNKWN. The horizontal location collection method was "Loran C" and the accuracy is 10 m.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "EPA_GLNPO-ERP31n" 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 2019 - 2019
Not Assigned 2019 - 2019
Nutrient 2019 - 2019
Physical 2019 - 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 EPA_GLNPO
OrganizationFormalName EPA Great Lakes National Program
MonitoringLocationIdentifier EPA_GLNPO-ERP31n
MonitoringLocationName CSMI 2019 station P31
MonitoringLocationTypeName Great Lake
MonitoringLocationDescriptionText CSMI 2019 station P31 in Lake Erie
LatitudeMeasure 42.8056790000
LongitudeMeasure -79.7788223333
HorizontalAccuracyMeasure/MeasureValue 10
HorizontalAccuracyMeasure/MeasureUnitCode m
HorizontalCollectionMethodName Loran C
HorizontalCoordinateReferenceSystemDatumName UNKWN
CountryCode LE
ProviderName STORET