Westfield Hydraulics (Hydraulic Pump Manufacturer)
Burbank, California USA
Site: Manufacturing, rebuilding and testing of hydraulic pumps.
Type: Hydraulic fluids, white gas, cutting fluids and solvents.
Generates waste from above products, approx. 275 to 550 gallons
The generation of waste fluids. The waste is toxic and not
allowed to be dumped in a drain line. The waste fluids cost
$9.00 to $12.50 per gallon, for pick-up and disposal.
Treatment: Pick-up and Disposal.
Treatment: Provide PDM-7 HC, water, nutrients and aeration.
Test was conducted in a 55-gallon drum (Bioreactor).
Objective: The reduction and or elimination of C6 to C10 and
C10 to C23 hydrocarbons, leaving wastewater clean enough to
meet wastewater guidelines for disposal.
type: C6 to C10 C10 to C23
Level prior to treatment: 221,000 mg/L 568,000 mg/L
Level after treatment: 2.47 mg/L 1,040 mg/L
Percent reduction of TPH: 99.9% 99.8%
Time frame 15 to 30 days depending on TPH type and PPM
The fluids are an accumulation of cutting oils, solvents and
hydraulic fluids. They are heavy in odor and are flammable
in nature. The bioremediated product resulted in an opaque
grey liquid with little or no odor, non-flammable and suitable
for sewer disposal without penalty. The cost saving were significant.