MiningIron: Stream Water Quality

MiningIronR Documentation

Stream Water Quality

Description

Iron concentrations at low flow for small eastern Ohio streams.

Usage

MiningIron

Format

Data frame with 241 rows and 4 columns

Name Type Description
Iron numeric Iron concentration
Rock factor Rock type of the stream
MineType factor Description of mining activity
C5 factor Used to construct table C5

Source

Appendix C6 in Helsel and Hirsch (2002).
Note: A different set of randomly selected values are used to reconstruct table C5 than what was selected in Helsel and Hirsch (2002).

References

Helsel, D.R., 1983, Mine drainage and rock type influences on eastern Ohio stream water quality: Water Resources Bulletin, v. 19, no. 6, p. 881–887.

Helsel, D.R., and Hirsch, R.M., 2002, Statistical methods in water resources: U.S. Geological Survey Techniques of Water-Resources Investigations, book 4, chap. A3, 522 p.

Examples

data(MiningIron)
# Create simple boxplots by rock type and by mining activity
par(mfrow=c(2,1), las=1)
with(MiningIron, boxplot(split(Iron, Rock), range=0, log='y'))
with(MiningIron, boxplot(split(Iron, MineType), range=0, log='y'))

USGS-R/smwrData documentation built on Oct. 18, 2022, 9:56 a.m.