EPA.89b.t29.df | R Documentation |
T-29 concentrations (ppm) at two compliance wells (four monthly samples at each well, four replicates within each month). Detection limit is not given.
EPA.89b.t29.df
A data frame with 32 observations on the following 6 variables.
T29.orig
a character vector of the original T-29 concentrations (ppm)
T29
a numeric vector of T-29 concentrations with <?
coded as 0
Censored
a logical vector indicating which observations are censored
Month
a factor indicating the month of collection
Replicate
a factor indicating the replicate number
Well
a factor indicating the well number
USEPA. (1989b). Statistical Analysis of Ground-Water Monitoring Data at RCRA Facilities, Interim Final Guidance. EPA/530-SW-89-026. Office of Solid Waste, U.S. Environmental Protection Agency, Washington, D.C. p.6-10.
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