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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 >  AKDECWQ >  AKDECWQ-NutLakes07-Johnson Lake

Johnson Lake (AKDECWQ-NutLakes07-Johnson Lake) site data in the Water Quality Portal

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

This lake site, maintained by the Alaska Dept of Environmental Conservation - Water Quality (identifier AKDECWQ), has the name "Johnson Lake" and has the identifier AKDECWQ-NutLakes07-Johnson Lake. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)19020401.

This site is located in Matanuska-Susitna Borough County, Alaska at 61.5675900000 degrees latitude and -149.2363300000 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 "AKDECWQ-NutLakes07-Johnson Lake" 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 2007 - 2007
Biological, Fish 2007 - 2007
Information 2007 - 2007
Inorganics, Major, Non-metals 2007 - 2007
Nutrient 2007 - 2007
Physical 2007 - 2007
Physical, Habitat 2007 - 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 AKDECWQ
OrganizationFormalName Alaska Dept of Environmental Conservation - Water Quality
MonitoringLocationIdentifier AKDECWQ-NutLakes07-Johnson Lake
MonitoringLocationName Johnson Lake
MonitoringLocationTypeName Lake
MonitoringLocationDescriptionText Seepage hydrologic type, ; Sparse Macrophyte Density
HUCEightDigitCode 19020401
LatitudeMeasure 61.5675900000
LongitudeMeasure -149.2363300000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 02
CountyCode 170
ProviderName STORET