Waste Streams Accepted
  Gasoline, Gasoline/Water Mixtures 


EMI is permitted for storage and treatment of waste gasoline including automotive gasoline, aviation gasoline, jet fuel and other fuels with a flashpoint below 100 degrees Fahrenheit. 


Documents Required for Approval and Shipment of This Waste Stream

Acceptance, Treatment And Disposal of This Waste Stream

EMI Waste Profile Form (ADOBE PDF DOCUMENT)

Facility Land Ban Notification Form (ADOBE PDF DOCUMENT)

Documents Required for Waste Approval and Shipment
EMI has found that waste gasoline (inclusive of the fuels listed above) shipped to the facility is not typically contaminated with anything except dirt, water and scale. EMI requires that the Generator or his/her authorized representative complete and sign a  Waste Profile Form (WPF). The need for analytical testing (as opposed to generator’s “knowledge of the process”) may be necessary at the discretion of EMI’s Facility Manager based on the generator’s knowledge of the waste and process generating the waste. Upon approval of the WPF EMI will issue a EMI Authorization number for the waste stream prior to scheduling and acceptance of the waste at the EMI facility. 

Proper shipping papers must accompany all wastes received at EMI. All hazardous wastes are shipped on a hazardous waste manifest with a properly executed Facility Land Ban Notification (FLBN) form. EMI-approved transporters must examine their shipping papers to determine accurate drum counts, quantities, waste types, approval numbers, etc. to detect any discrepancies that could be corrected prior to arrival at EMI. Only shipments accompanied by proper/complete shipping papers, WPF, FLB, and EMI approval number are accepted at EMI.

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Acceptance, Treatment and Disposal of This Waste Stream
EMI has found that waste gasoline (inclusive of the fuels listed above) shipped to the facility is not typically contaminated with anything except dirt, water and scale. Therefore, unless the "Waste Profile Form" ( WPF) indicates that some process other than product tank servicing, tank cleaning or spill generated the waste gasoline, the screening analysis for waste gasoline consists of:

1. % Flammable liquid waste gasoline product
2. % Water Present
3. % Solids Present
4. Color
5. Odor
6. Total Halogens (by Dexsil Chlor-D-TectÒ Test Kit; EPA SW 846 Method 9077; ASTM Method D 5384-95 
7. PCBs (by Dexsil Chlor-N-OilÒ 50 Test Kit; EPA SW 846 Method 9079)

Waste gasoline (inclusive of automotive gasoline, aviation gasoline, jet-fuel, and other ignitable fuels with a flashpoint below 100 degrees Fahrenheit) is off-loaded and stored in a 6,000-gallon capacity UL Listed Fire Resistant “Lube Cube” AST suitable for the storage of gasoline and waste flammable liquids N.O.S.. The water phase is decanted from the tank and pumped to EMI's water treatment system feed tank. Wastewater is treated using a combination gravitational separation, chemical treatment, ultra filtration (via a membrane system) and carbon polishing. Ultimately the treated wastewater is discharged to the local City of South Portland POTW in accordance with the pre-treatment permit limits. 

Nonhazardous wastewater (i.e., water with dissolved gasoline compounds or no measurable layering of waste gasoline [D018]) may be unloaded directly into EMI's treatment feed tank, provided that the wastewater is suitable for treatment and discharge without phase separation in the gasoline storage tank. Wastewater meeting this classification proceeds to the water treatment system holding tanks and then to the feed tank and through a combination of chemical treatment, ultra filtration membrane separation, carbon polishing, and ultimate discharge to the local POTW. 

As free phase gasoline accumulates in the 6,000-gallon AST, it is shipped off-site to a properly licensed facility for fuels blending, incineration or fuel terminal recycling.. 

There is no mixing of waste oil and waste gasoline at the EMI Facility.

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