Arsenic Concentrations from Example 18-1 of 2009 USEPA Guidance Document

Description

Arsenic concentrations (ppb) in a single well at a solid waste landfill. Four observations per year over four years. Years 1-3 are the background period and Year 4 is the compliance period.

Usage

1

Format

A data frame with 16 observations on the following 3 variables.

Year

a factor indicating the year of collection

Sampling.Period

a factor indicating the sampling period (background vs. compliance)

Arsenic.ppb

a numeric vector of arsenic 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.18-10.

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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