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EnvStats (version 3.0.0)

EPA.92c.benzene1.df: Benzene Concentrations from 1992 USEPA Guidance Document

Description

Benzene concentrations (ppb) at six background wells (six monthly samples for each well). Nondetects reported as <2.

Usage

EPA.92c.benzene1.df

Arguments

Format

A data frame with 36 observations on the following 5 variables.

Benzene.orig

a character vector of original benzene concentrations (ppb)

Benzene

a numeric vector of benzene concentrations with <2 coded as 2

Censored

a logical vector indicating which observations are censored

Month

a factor indicating the month of collection

Well

a factor indicating the well number