WATERWAYS DISCHARGE = [(Stream Conc.1 , mg/L)(Stream Flow1, MGD)] + [(Stream Conc.2 , mg/L)(Stream Flow2, MGD)] (Stream Flow1, MGD) + (Stream Flow2, MGD)

APPLIED WASTEWATER MATH FORMULA SHEET AND CONVERSION FACTORS 12 in = 1 ft 3 ft = 1yd 5,280 ft = 1 mi 144 sq in = 1ft2 43,560 ft2 = 1 acre 27 cu ft = 1 cu yd 7.48 gal = 1 cu ft

Jul 30, 2025 · Wastewater Treatment Formulas/Conversion Table. Interested in subscribing to DEP newsletters or receiving DEP updates through email?

ABC Formula/Conversion Table for Wastewater Treatment, Industrial, Collection and Laboratory Exams (Titrant Volume, mL) (Acid Normality) (50,000) Alkalinity, as mg CaCO3/L = Sample Volume, mL …

Formulas Area of Rectangle = (Length) x (Width) Area of Triangle = 1⁄2 x (Base) x (Height) Area of Circle = (0.785) x (Diameter2) or (3.14) x (Radius2) Area of Cylinder Surface = [(0.785) x …

Stream Concentration Formula = lbs/day discharged from plant + lbs/day upstream total flow MGD (plant flow + stream flow) x 8.34

To do these problems you will need to use one or more conversion factors found on the inside of the back cover of this manual or in the Wastewater Formulas and Conversion Factors booklet.

To solve for one of the pie wedges below the horizontal line: cover that pie wedge, then divide the remaining pie wedge(s) into the quantity above the horizontal line. Given units must match the units …

/ Po.

F106 × × F/M, lb COD/day per lb MLVSS ( = Flow, MGD ) ( COD, mg/L ) ( 8.34 lbs/gal ) ( Solids under aeration, lbs ) ( × Volatile fraction ) F108 Phosphorus to be added, lbs/day = [BOD lbs/day x P/BOD …