USlakes: Dissolved Organic Carbon in U.S. Lakes

Description Usage Format Source Examples

Description

These data contain dissolved organic carbon (DOC) in National Lakes Data from the U.S. Environmental Protection Agency

Usage

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Format

A data frame with 1206 rows and 9 variables:

XCOORD

x-coordinate from US Contiguous Albers Equal Area Conic projection

YCOORD

y-coordinate from US Contiguous Albers Equal Area Conic projection

DOC_RESULT

Analyte value, in mg/L, for Dissolved Organic Carbon

ELEVATION

Elevation at lake coordinates (LAT_DD_N83, LON_DD_N83) from NHD Digital Elevation Map layer

FCIBIG_LIT

Fish cover: index of fish cover due to large structures in the littoral zone

RVFCGNDBARE_RIP

riparian zone and vegetation: fraction of ground lacking cover in the riparian zone

RVFCGNDWOODY_RIP

riparian zone and vegetation: fraction of ground cover by woody vegetation in the riparian zone

RVFPUNDWOODY_RIP

riparian zone and vegetation: fraction of understory with nonwoody cover present in the riparian zone

UID

A unique lake identifier in the EPA lake survey databases

Source

National Aquatic Resource Surveys webpage. We combined site data, DOC data, and habitat metrics to create a data set of 1206 lakes in the conterminous United States.

Examples

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sptotal documentation built on July 6, 2021, 5:07 p.m.