EPA.09.Ex.12.4.naphthalene.df: Naphthalene Concentrations from Example 12-4 of 2009 USEPA...

Description Usage Format Source

Description

Naphthalene concentrations (ppb) at five background wells (five quarterly measures at each well).

Usage

1

Format

A data frame with 25 observations on the following 3 variables.

Quarter

a numeric vector indicating the quarter the sample was taken

Well

a factor indicating the well number

Naphthalene.ppb

a numeric vector of naphthalene concentrations (ppb)

Source

USEPA. (2009). Statistical Analysis of Groundwater Monitoring Data at RCRA Facilities, Unified Guidance. EPA 530/R-09-007, March 2009. Office of Resource Conservation and Recovery Program Implementation and Information Division. U.S. Environmental Protection Agency, Washington, D.C. p.12-12.

USEPA. (2010). Errata Sheet - March 2009 Unified Guidance. EPA 530/R-09-007a, August 9, 2010. Office of Resource Conservation and Recovery, Program Information and Implementation Division. U.S. Environmental Protection Agency, Washington, D.C.



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