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.

WQP Home >  Providers >  STORET >  IL_EPA_WQX >  IL_EPA_WQX-RAA-2

Dolan (IL_EPA_WQX-RAA-2) site data in the Water Quality Portal

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

This lake site, maintained by the illinois epa (identifier IL_EPA_WQX), has the name "Dolan" and has the identifier IL_EPA_WQX-RAA-2. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)05140204.

This site is located in Hamilton County County, Illinois at 38.0621500000 degrees latitude and -88.4070200000 degrees longitude using the datum WGS84. 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 "IL_EPA_WQX-RAA-2" 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, Cyanobacteria 2010 - 2015
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2010 - 2015
Biological, Photosynthetic Pigments 2010 - 2015
Information 2010 - 2015
Inorganics, Major, Non-metals 2010 - 2010
Nutrient 2010 - 2015
Organics, Other 2010 - 2010
Organics, Pesticide 2010 - 2010
Physical 2010 - 2015
*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 IL_EPA_WQX
OrganizationFormalName illinois epa
MonitoringLocationIdentifier IL_EPA_WQX-RAA-2
MonitoringLocationName Dolan
MonitoringLocationTypeName Lake
MonitoringLocationDescriptionText CENTER NW WING
HUCEightDigitCode 05140204
LatitudeMeasure 38.0621500000
LongitudeMeasure -88.4070200000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName WGS84
CountryCode US
StateCode 17
CountyCode 065
ProviderName STORET