MultiplyBy To obtain mile (mi) 1.609 kilometer (km) square mile (mi 2 ) 2.590 square kilometer (km 2 ) cubic foot per second (ft 3 /s) 0.02832 cubic meter per second (m 3 /s) ton, short (2,000 lb) 0.9072 metric ton (t)
DatumVertical coordinate information is referenced to north American Vertical Datum of 1988 (NAVD 88).Horizontal coordinate information is referenced to north American Datum of 1983 (NAD 83).Altitude, as used in this report, refers to distance above the vertical datum.
Supplemental InformationConcentrations of constituents in water are given in either milligrams per liter (mg/L) or colony forming units per 100 milliliters (CFU/100 mL).Loads of constituents in water are given in kilograms (kg), and daily loads are given in grams per day (g/d), kilograms per day (kg/d), kilograms per year (kg/yr), metric tons per year (t/yr), or million colony forming units per day (CFU×10 6 /d).Yields are given in grams per day per square mile (g/d/mi 2 ), kilograms per day per square mile (kg/d/mi 2 ), kilograms per year per square mile (kg/yr/mi 2 ), metric tons per year per square mile (t/yr/mi 2 ), or million colony forming units per day per square mile (CFU×10 6 /d/mi 2 ).