What is Leachate?
Leachate is a contaminated liquid that forms when water passes through waste materials in a landfill, extracting chemicals, heavy metals, and other harmful substances. It poses a serious environmental risk and must be managed effectively to prevent soil and groundwater contamination.
Where Does Leachate Come From?
- Rainfall – The most common source is rainwater seeps through landfill waste.
- Runoff – Water from nearby areas can enter the landfill.
- Waste Decomposition – Organic waste naturally produces additional moisture, adding to leachate levels.
Regardless of how it forms, leachate can contain toxic substances like heavy metals, pesticides, and industrial chemicals, requiring advanced collection and treatment systems.
How is Leachate Managed?
The EPA mandates strict landfill design regulations to minimize leachate contamination risks, including:
✔️ Leachate Collection Systems – Pipes and drainage layers direct leachate away for treatment.
✔️ Geomembrane Liners – Prevents leachate from seeping into the soil and groundwater.
✔️ Groundwater Monitoring – Detects any contamination early.
✔️ Closure Systems – Sealed landfill caps help keep water out.
Leachate Treatment Options
Managing leachate requires a combination of containment and treatment technologies, including:
✅ Diversion – Keeping hazardous materials out of landfills from the start.
✅ Pretreatment – Using biological reactors, wetlands, or chemical treatments.
✅ Land Application – Certain plants and grasses absorb contaminants.
✅ Recirculation – Reintroducing leachate to accelerate waste breakdown.
✅ Evaporation – Spraying leachate to speed up water loss.
✅ Wetlands Filtration – Utilizing natural processes to clean leachate.
✅ Hauling to Treatment Facilities – The most expensive last-resort option.
Plastic Fusion: Your Leachate Collection Experts
At Plastic Fusion, we install industry-leading leachate collection systems designed to:
✔️ Prevent Contamination – Using advanced HDPE & LLDPE liners for maximum protection.
✔️ Ensure Compliance – Our systems meet and exceed EPA & landfill regulations.
✔️ Reduce Long-Term Costs – Efficient drainage systems minimize maintenance.
