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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 >  21MICH_WQX >  21MICH_WQX-260158

GRASS LAKE, SHERMAN TOWNSHIP, SECTION 20 (21MICH_WQX-260158) site data in the Water Quality Portal

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

This lake site, maintained by the Michigan EGLE (identifier 21MICH_WQX), has the name "GRASS LAKE, SHERMAN TOWNSHIP, SECTION 20" and has the identifier 21MICH_WQX-260158. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)04080201.

This site is located in Gladwin County County, Michigan at 44.1168220000 degrees latitude and -84.5844270000 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 "21MICH_WQX-260158" 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 2022 - 2023
Information 2021 - 2023
Not Assigned 2021 - 2023
Nutrient 2021 - 2023
Physical 2021 - 2023
*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 21MICH_WQX
OrganizationFormalName Michigan EGLE
MonitoringLocationIdentifier 21MICH_WQX-260158
MonitoringLocationName GRASS LAKE, SHERMAN TOWNSHIP, SECTION 20
MonitoringLocationTypeName Lake
MonitoringLocationDescriptionText GRASS LAKE, SHERMAN TOWNSHIP, SECTION 20
HUCEightDigitCode 04080201
LatitudeMeasure 44.1168220000
LongitudeMeasure -84.5844270000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 26
CountyCode 051
ProviderName STORET