Tetrachloroethylene Concentrations from Example 16-5 of 2009 USEPA Guidance Document
Tetrachloroethylene (PCE) concentrations (ppb) at one background well and one compliance well.
EPA.09.Ex.16.5.PCE.df
A data frame with 14 observations on the following 4 variables.
Well.typea factor with levels Background Compliance
PCE.Orig.ppba character vector of original PCE concentrations (ppb)
PCE.ppba numeric vector of PCE concentrations (ppb) with nondetects set to their detection limit
Censoreda logical vector indicating which observations are censored
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.16-22.
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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