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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 >  31ORWUNT_WQX >  31ORWUNT_WQX-OR62.5M

OHIO RIVER AT SMITHLAND LOCK AND DAM, MP 918.5 (31ORWUNT_WQX-OR62.5M) 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 Ohio River Valley Water Sanitation Commission (ORSANCO) (identifier 31ORWUNT_WQX), has the name "OHIO RIVER AT SMITHLAND LOCK AND DAM, MP 918.5" and has the identifier 31ORWUNT_WQX-OR62.5M. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)05140203.

This site is located in Livingston County County, Kentucky at 37.1659410000 degrees latitude and -88.4305300000 degrees longitude using the datum WGS84. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "31ORWUNT_WQX-OR62.5M" 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, Phytoplankton, Photosynthetic Pigments 2010 - 2010
Inorganics, Major, Metals 2000 - 2024
Inorganics, Major, Non-metals 2009 - 2024
Inorganics, Minor, Metals 2000 - 2024
Inorganics, Minor, Non-metals 2000 - 2024
Nutrient 2009 - 2024
Organics, Other 2009 - 2024
Physical 2000 - 2024
*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 31ORWUNT_WQX
OrganizationFormalName Ohio River Valley Water Sanitation Commission (ORSANCO)
MonitoringLocationIdentifier 31ORWUNT_WQX-OR62.5M
MonitoringLocationName OHIO RIVER AT SMITHLAND LOCK AND DAM, MP 918.5
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Grab sample collected outside upstream guidewall, Smithland Lock & Dam
HUCEightDigitCode 05140203
LatitudeMeasure 37.1659410000
LongitudeMeasure -88.4305300000
HorizontalCollectionMethodName GPS-Unspecified
HorizontalCoordinateReferenceSystemDatumName WGS84
CountryCode US
StateCode 21
CountyCode 139
ProviderName STORET