If an effluent flow is 0.6 MGD and the chlorine dosage is 8 mg/L, how many pounds of chlorine are added daily?
If a chlorine solution is 12.5% active chlorine and one gallon weighs 10 pounds, how many pounds of available chlorine are in a gallon?
Given the following information, how many gallons of sodium hypochlorite will be fed in one day?
WWTP flow is 0.5 MGD
Sodium Hypochlorite is 12.5%
Desired dosage is 10 mg/L
Sodium Hypochlorite weighs 10 lbs/gal
If a tank is 100’ x 40’ with a water depth of 8’ and the flow is 2.0 MGD, what is the detention time in hours?
If a chemical has a density of 1.43 and is delivered in a 55 gallon drum, what is the total weight of the container if an empty drum weighs 45 pounds?
What is the BOD of a sample if the initial D.O. was 5.3, the end D.O. was 2.2, and 20 mls. of sample was used?
If a dry filter weighed 0.1875 grams and that same filtered weighed 0.3452 grams with the dry solids, what is the concentration of suspended solids if the sample was 100 mls?
In a wet well that is 15’ x 15’, if the “lead pump off” float is 4’ above the floor, how many gallons are in the well when the pump turns off?