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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 >  STORET >  NARS >  NARS-EPA01-0303

SAN PEDRO RIVER (NARS-EPA01-0303) site data in the Water Quality Portal

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

This river/stream site, maintained by the EPA National Aquatic Resource Survey Data (identifier NARS), has the name "SAN PEDRO RIVER" and has the identifier NARS-EPA01-0303. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)15050202.

This site is located in Cochise County County, Arizona at 31.6300000 degrees latitude and -110.1700000 degrees longitude using the datum NAD27. No horizontal location accuracy metadata is available. This site is at an elevation of 1202 m No vertical location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "NARS-EPA01-0303" 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*
Information 2003 - 2003
Inorganics, Major, Metals 2003 - 2003
Inorganics, Major, Non-metals 2003 - 2003
Inorganics, Minor, Metals 2003 - 2003
Inorganics, Minor, Non-metals 2003 - 2003
Nutrient 2003 - 2003
Organics, Other 2003 - 2003
Physical 2003 - 2003
Sediment 2003 - 2003
*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 NARS
OrganizationFormalName EPA National Aquatic Resource Survey Data
MonitoringLocationIdentifier NARS-EPA01-0303
MonitoringLocationName SAN PEDRO RIVER
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText FLOW is WADEABLE/SITE TYPE is STARHAND/Strahler Stream Order is 4/WATERSHED AREA is 3222.42km^2/Station Weight (km): 0
HUCEightDigitCode 15050202
LatitudeMeasure 31.6300000
LongitudeMeasure -110.1700000
HorizontalCollectionMethodName Interpolation-Digital Map Source (Tiger)
HorizontalCoordinateReferenceSystemDatumName NAD27
VerticalMeasure/MeasureValue 1202
VerticalMeasure/MeasureUnitCode m
VerticalCollectionMethodName Photogrammetric
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 04
CountyCode 003
ProviderName STORET