Scientific Investigations Report 2011-5082
Conversion Factors and Datums
Horizontal coordinate information is referenced to the North American Datum of 1983 (NAD 83). Concentrations of chemical constituents in water are given either in milligrams per liter (mg/L, approximately equivalent to parts per million) or micrograms per liter (µg/L, approximately equivalent to parts per billion). |
First posted June 17, 2011 For additional information contact: Part or all of this report is presented in Portable Document Format (PDF); the latest version of Adobe Reader or similar software is required to view it. Download the latest version of Adobe Reader, free of charge. |