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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 user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  11NPSWRD_WQX >  11NPSWRD_WQX-PINN_L1_CHA

Chalone Bridge Spring (11NPSWRD_WQX-PINN_L1_CHA) site data in the Water Quality Portal

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

This spring site, maintained by the National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "Chalone Bridge Spring" and has the identifier 11NPSWRD_WQX-PINN_L1_CHA. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)18060005.

This site is located in San Benito County County, California at 36.4867000000 degrees latitude and -121.1697000000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 1020 ft 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 "11NPSWRD_WQX-PINN_L1_CHA" 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*
Inorganics, Major, Metals 2006 - 2006
Inorganics, Major, Non-metals 2006 - 2006
Inorganics, Minor, Metals 2006 - 2006
Inorganics, Minor, Non-metals 2006 - 2006
Not Assigned 2006 - 2006
Nutrient 2006 - 2006
Organics, Other 2006 - 2006
Physical 2006 - 2006
Radiochemical 2006 - 2006
Stable Isotopes 2006 - 2006
*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 11NPSWRD_WQX
OrganizationFormalName National Park Service Water Resources Division
MonitoringLocationIdentifier 11NPSWRD_WQX-PINN_L1_CHA
MonitoringLocationName Chalone Bridge Spring
MonitoringLocationTypeName Spring
MonitoringLocationDescriptionText Chalone Bridge Spring issues from the west bank of Chalone Creek on the east side of Pinnacles National Monument, CA. The spring is on the steep hillside, about 50 feet south from the Chalone Bridge and about 40 feet west from Bear Gulch Road. The hatch of a concrete cistern (of the same style and dimensions as the cistern at Oak Tree Spring) is sealed closed by the root of a live oak grown into the annulus between the hatch and the hatch opening. Sample was collected from water seeping from colluvium on the top rear of the cistern. The USGS Site ID is 362912121101101and is named CHALONE BRIDGE SPRING.
HUCEightDigitCode 18060005
LatitudeMeasure 36.4867000000
LongitudeMeasure -121.1697000000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName GPS Code (Pseudo Range) Standard Position (SA Off)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 1020
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Topographic Map Interpolation
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 06
CountyCode 069
ProviderName STORET