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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 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 >  NWIS >  USGS-IA >  USGS-05420680

Wapsipinicon River near Tripoli, IA (USGS-05420680) 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 Iowa Water Science Center (identifier USGS-IA), has the name "Wapsipinicon River near Tripoli, IA" and has the identifier USGS-05420680. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)07080102. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 346 sq mi.

This site is located in Bremer County County, Iowa at 42.83609167000000 degrees latitude and -92.2574000000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from Digital MAP." and the accuracy is 5 seconds. The source map scale is 1:24000. This site is at an elevation of 986.39 feet and the accuracy of the elevation measurement, collected using the method "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" is .06 feet. The vertical coordinate reference system is NAVD88.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-05420680" 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 2001 - 2011
Biological, Algae, Phytoplankton 2003 - 2012
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 2003 - 2011
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2001 - 2011
Biological, Fish 2003 - 2012
Information 1995 - 2012
Inorganics, Major, Metals 1995 - 2004
Inorganics, Major, Non-metals 1995 - 2012
Inorganics, Minor, Metals 1995 - 2004
Inorganics, Minor, Non-metals 1995 - 1996
Microbiological 1996 - 2008
Nutrient 1995 - 2012
Organics, Other 1995 - 2012
Organics, PCBs 1995 - 2008
Organics, Pesticide 1995 - 2012
Physical 1971 - 2012
Radiochemical 1995 - 1998
Sediment 1995 - 2012
*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-IA
OrganizationFormalName USGS Iowa Water Science Center
MonitoringLocationIdentifier USGS-05420680
MonitoringLocationName Wapsipinicon River near Tripoli, IA
MonitoringLocationTypeName Stream
HUCEightDigitCode 07080102
DrainageAreaMeasure/MeasureValue 346
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 42.83609167000000
LongitudeMeasure -92.2574000000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from Digital MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 986.39
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .06
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 19
CountyCode 017
ProviderName NWIS