EPA.09.Ex.18.4.xylene.df: Xylene Concentrations from Example 18-4 of 2009 USEPA...
In EnvStats: Package for Environmental Statistics, Including US EPA Guidance
EPA.09.Ex.18.4.xylene.df R Documentation
Xylene Concentrations from Example 18-4 of 2009 USEPA Guidance Document
Description
Xylene concentrations (ppb) at three background wells and one compliance well. Eight
monthly measures at each complaince well; three monthly measures at the compliance well.
Usage
EPA.09.Ex.18.4.xylene.df
Format
A data frame with 32 observations on the following 6 variables.
Montha factor indicating the month of collection
Wella factor indicating the well number
Well.typea factor indicating the well type (background vs. compliance)
Xylene.ppb.origa character vector of original xylene concentrations (ppb)
Xylene.ppba numeric vector of xylene concentrations (ppb) with nondetects set to their detection limit
Censoreda logical vector indicating which observations are censored
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.18-22.
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.
EnvStats documentation built on Sept. 11, 2024, 6:03 p.m.
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| EPA.09.Ex.18.4.xylene.df | R Documentation |
Xylene Concentrations from Example 18-4 of 2009 USEPA Guidance Document
Description
Xylene concentrations (ppb) at three background wells and one compliance well. Eight monthly measures at each complaince well; three monthly measures at the compliance well.
Usage
EPA.09.Ex.18.4.xylene.dfFormat
A data frame with 32 observations on the following 6 variables.
Montha factor indicating the month of collection
Wella factor indicating the well number
Well.typea factor indicating the well type (background vs. compliance)
Xylene.ppb.origa character vector of original xylene concentrations (ppb)
Xylene.ppba numeric vector of xylene concentrations (ppb) with nondetects set to their detection limit
Censoreda logical vector indicating which observations are censored
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.18-22.
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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