Sulfate Concentrations from Example 16-1 of 2009 USEPA Guidance Document

Description

Sulfate concentrations (ppm) at one background well and one downgradient well (eight quarterly measures at each well).

Usage

1

Format

A data frame with 16 observations on the following 4 variables.

Month

a factor indicating the month of collection

Year

a factor indicating the year of collection

Well.type

a factor indicating the well type (background vs. downgradient)

Sulfate.ppm

a numeric vector of sulfate concentrations (ppm)

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.16-6.

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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