Benzene concentrations (ppb) at one background and one downgradient well (eight monthly measures at each well).
A data frame with 16 observations on the following 3 variables.
a factor indicating the month of collection
a factor indicating the well type (background vs. downgradient)
a numeric vector of benzene concentrations (ppb)
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.16-9.
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.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.