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EPA.92c.arsenic1.df: Arsenic Concentrations from 1992 USEPA Guidance Document

Description

Arsenic concentrations (ppm) at six monitoring wells (four monthly samples for each well).

Usage

EPA.92c.arsenic1.df

Arguments

Format

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

Arsenic

Arsenic concentrations (ppm)

Month

a factor indicating the month of collection

Well

a factor indicating the well number