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.

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-AZ >  USGS-09471800

SAN PEDRO RIVER NEAR BENSON, ARIZ. (USGS-09471800) 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 Arizona Water Science Center (identifier USGS-AZ), has the name "SAN PEDRO RIVER NEAR BENSON, ARIZ." and has the identifier USGS-09471800. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)15050203. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 2490.00 sq mi and the contributing drainage area is 2490.00 sq mi.

This site is located in Cochise County County, Arizona at 32.12646700000000 degrees latitude and -110.2900730000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 10 seconds. The source map scale is 1:24000. This site is at an elevation of 3310 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from topographic map." is 20 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-09471800" 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*
Physical 1966 - 1973
Sediment 1966 - 1973
*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-AZ
OrganizationFormalName USGS Arizona Water Science Center
MonitoringLocationIdentifier USGS-09471800
MonitoringLocationName SAN PEDRO RIVER NEAR BENSON, ARIZ.
MonitoringLocationTypeName Stream
HUCEightDigitCode 15050203
DrainageAreaMeasure/MeasureValue 2490.00
DrainageAreaMeasure/MeasureUnitCode sq mi
ContributingDrainageAreaMeasure/MeasureValue 2490.00
ContributingDrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 32.12646700000000
LongitudeMeasure -110.2900730000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 10
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 3310
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 20
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 04
CountyCode 003
ProviderName NWIS