GEOJET 4″ Hydrocarbon Filter
Advanced Hydrocarbon Filtration Technology
GEOJET™ combines our conical design with advanced hydrocarbon-absorbing media to remove 99.9% of oil and petroleum products from retaining wall water drainage. EPA Method 1664 certified for environmental compliance.
EPA METHOD
1664
NPDES
COMPLIANT
99.9%
REMOVAL

Select Model
Technical Specifications
| Model | GEO4SS |
| Diameter | 4″ |
| Flow Rate | 71.3 GPM* |
| HC Capacity | 1.2 gal |
| Media Type | Aquatextile |
| Service Life | 1-3 Years† |
*Flow rates extrapolated from JET Filter test data (TRI Environmental Report MAPP-LSH 2020-003), calculated at 1 PSI for uniform comparison. These are estimated values, not directly tested. Fine sand (~0 PSI est): 0.43-1.36 GPM. Silty sand (~0 PSI est): 0.015-0.047 GPM.
†Media service life varies based on hydrocarbon loading. 316L stainless steel housing service life is 100 years.
Performance Benefits
- 99.9% hydrocarbon removal
- 5 PPM effluent quality
- No leaching in clean water
- Visual indicator when saturated
- EPA certified testing
Product Views & Details

6-Inch Model

4-Inch Model

3-Inch Model

Check Valve
The GEOJET 4″ System combines our patented conical housing with Aquatextile technology to absorb and encapsulate hydrocarbons on contact, preventing any leaching or re-release into the environment.
How GEOJET Works
1
Contaminated Water Enters
Stormwater with oil, fuel, or hydrocarbons flows into the GEOJET filter
2
Filter Fabric Absorption
Hydrocarbons are instantly absorbed and permanently encapsulated
3
Clean Water Exits
Treated water meets EPA discharge standards at <5 PPM
✓
Replace When Full
Visual indicator shows when media needs replacement
Laboratory Testing & Compliance
EPA Method 1664 Certified Testing Results

Motor Oil (10W30)
99.9% Removal

Gasoline
99.8% Removal

Diesel Fuel
99.9% Removal

Off-Road Diesel
99.9% Removal

Transmission Fluid
99.8% Removal
Ready to Protect Your Site?
GEOJET provides proven hydrocarbon filtration for sustainable development