CASE STUDY: Concentrate Helps Restaurant Reduce FOG Discharge - November 2014 Issue of Pumper Magazine

Case Description:

• Large sit down restaurant with 2,000 gallon passive in-ground grease trap
• No effluent filter installed
• Restaurant in business 3 years

Problem:
Large sit down restaurant with in 2,000 gallon in-ground grease trap with high Fats, Oil, and Grease (FOG) and high Biological Oxygen Demand (BOD). High FOG was causing build-up in downstream lift stations.

Solution:
REX-BAC-T® Technologies assisted the client with a goal of reducing BOD and FOG using a liquid biological concentrate. No enzymes were used throughout the study. An automated dosing system was installed and our Bio-G2 Series Concentrate was injected into restaurant drains on a daily basis. Effluent samples were captured at different time intervals and sent to a 3rd party laboratory for analysis.

Results (See Graph):
After 1 Week of Treatment

• TSS Reduction 74%
• O&G Reduction 42%
• BOD Reduction 26%
• COD Reduction 31%

After 2 Months of Treatment

• TSS Reduction 66%
• O&G Reduction 68%
• BOD Reduction 46%
• COD Reduction 49%