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Chestnut Brook at Route 191 at Broad Brook, CT (USGS-01184488) site data in the Water Quality Portal

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

This stream site, maintained by the USGS Connecticut Water Science Center (identifier USGS-CT), has the name "Chestnut Brook at Route 191 at Broad Brook, CT" and has the identifier USGS-01184488. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)01080205. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 1.87 sq mi.

This site is located in Hartford County County, Connecticut at 41.91444444000000 degrees latitude and -72.5477777800000 degrees longitude using the datum NAD83. The horizontal location collection method was "Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)" and the accuracy is 1 seconds. 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 "USGS-01184488" 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.

Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.

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*
Inorganics, Major, Non-metals 2002 - 2002
Nutrient 2002 - 2002
Physical 2002 - 2002
*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 USGS-CT
OrganizationFormalName USGS Connecticut Water Science Center
MonitoringLocationIdentifier USGS-01184488
MonitoringLocationName Chestnut Brook at Route 191 at Broad Brook, CT
MonitoringLocationTypeName Stream
HUCEightDigitCode 01080205
DrainageAreaMeasure/MeasureValue 1.87
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 41.91444444000000
LongitudeMeasure -72.5477777800000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 09
CountyCode 003
ProviderName NWIS