EPA.92c.zinc.df: Zinc Concentrations from 1992 USEPA Guidance Document

EPA.92c.zinc.dfR Documentation

Zinc Concentrations from 1992 USEPA Guidance Document

Description

Zinc concentrations (ppb) at five background wells (eight samples for each well). Nondetects reported as <7.

Usage

EPA.92c.zinc.df

Format

A data frame with 40 observations on the following 5 variables.

Zinc.orig

a character vector of original zinc concentrations (ppb)

Zinc

a numeric vector of zinc concentrations with <7 coded as 7

Censored

a logical vector indicating which observations are censored

Sample

a factor indicating the sample number

Well

a factor indicating the well number

Source

USEPA. (1992c). Statistical Analysis of Ground-Water Monitoring Data at RCRA Facilities: Addendum to Interim Final Guidance. Office of Solid Waste, U.S. Environmental Protection Agency, Washington, D.C. p.30.


EnvStats documentation built on Aug. 22, 2023, 5:09 p.m.