EPA.89b.sulfate.df {EnvStats}

Sulfate Concentrations from 1989 USEPA Guidance Document

Description

Sulfate concentrations (mg/L). Nondetects reported as <1450.

Usage

data(EPA.89b.sulfate.df)

Format

A data frame with 24 observations on the following 3 variables.

Sulfate.orig

a character vector of original sulfate concentration (mg/L)

Sulfate

a numeric vector of sulfate concentations with <1450 coded as 1450

Censored

a logical vector indicating which observations are censored

Source

USEPA. (1989b). Statistical Analysis of Ground-Water Monitoring Data at RCRA Facilities, Interim Final Guidance. EPA/530-SW-89-026. Office of Solid Waste, U.S. Environmental Protection Agency, Washington, D.C. p.8-9.