Witco, Inc.

Year Submitted: 2003

Process: Tank Cleaning

Industry: Chemical Manufacturing

Wastes Reduced: Wastewater

Equipment: Spray Heads

Location: Marshall TX

No. of employees: 60

Contact: Bill Childers

Phone: (903) 938-5143

Description:

Process equipment is frequently washed down when switching products. Using the old procedure, the equipment was filled with water, agitated and dropped to waste. Special spray nozzles (designed for cleaning tank cars) were installed to reduce the amount of water needed to clean this equipment.

Environmental Benefits:

The use of the spray heads resulted in reducing water use and disposal of 100,000 gallons a year.

Details of Reductions

Additional Information :

A total of 4 spray heads were purchased at $40 each, for a total cost of $160. Water costs are $0.001/gallon for an annual savings of $100. More significantly, deep well injection of wastewater costs about $0.05/gallon, for an annual savings of $5,000.

Source: TCEQ