Comprehensive Mining Wastewater Treatment Services

At BQE Water, we make mining and metal extraction more sustainable by delivering innovative cost-conscious water treatment solutions that protect the environment, reduce long-term risk, and create lasting partnerships with communities, regulators, and industry. Clean water, responsibly managed, from first drill hole to long after closure.

BQE Water partners with mining companies to plan, permit, operate, and close water treatment systems that regulators trust, communities accept, and operators can rely on for decades. We don’t just design water treatment—we help build it, operate it, and remain accountable for performance under real permits and real conditions.

From process design and pilot testing to full-scale plant operation, we deliver end-to-end water treatment solutions that address site-specific challenges, regulatory compliance, and long-term performance—powered by proprietary technologies and decades of field experience. We reduce the life cycle costs and risks associated with water in natural resource projects by acting as a single point of accountability, from early engagement through to sustainable closure.

Our Integrated, Lifecycle Service Model

We provide complete mining wastewater treatment services across the entire project life cycle — acting as a single point of accountability from early engagement to sustainable closure.

Exploration
Feasibility
Design
Construction
Operations
Closure
Early engagement and advisory services supporting mine water planning and project development.

Early Engagement & Advisory Services

Exploration
Feasibility

Partnering with BQE Water early in a project ensures a proactive and informed approach to water management. By identifying potential risks, regulatory requirements, and opportunities early, we help our clients minimize future environmental liabilities, build trust with Indigenous and local communities, and position their projects for derisked, long-term success.

  • Holistic assessment of water
  • Water treatability assessments
  • Technology development
  • Permitting & community engagement
  • Indigenous participation
  • Peer reviews & due diligence
  • Pilot & lab testing to support design decisions

Mine Water Permitting

Feasibility
Design

Navigating the permitting process is complex and critical to project timelines. We offer mining companies the technical depth and regulatory insight needed to support robust, defensible applications. We collaborate closely with clients and regulators to optimize approvals and reduce the risk of costly delays through rigorous lab and pilot testing.

  • Lab testing
  • Design engineering
  • Commissioning and performance testing
  • Permitting support
  • Water treatability assessments
  • Pilot testing
  • Peer reviews & due diligence
Mine water permitting support and regulatory compliance
Design engineering for robust mine water treatment systems

Design Engineering

Design
Construction

Our experienced engineers combine deep process and automation knowledge to design water treatment systems that are built to perform, giving you confidence they will perform as expected in real operations.

  • Process and automation engineering
  • Project implementation de-risking strategies
  • Technical visibility due diligence
  • Value engineering and cost estimation
  • Programming
  • Commissioning
  • Custom field engineering
  • Integration with discipline engineering

Operations/Clean Water Production

Construction
Operations

BQE Water integrates cutting-edge process design with hands-on operational expertise to deliver reliable solutions that consistently meet or exceed environmental standards. Our focus on innovation and efficiency results in treatment plants that are optimized for each site’s unique conditions, ensuring sustainable clean water production over the long term.

  • Operations and maintenance
  • Ongoing technical support
  • Plant optimization
  • Commissioning and performance testing
Clean water production services delivering compliant treated mine water during mining operations.
Sustainable mine closure services supporting long-term mine water management and environmental stewardship.

Sustainable Closure

Operations
Closure

Closure planning is about more than meeting regulatory requirements—it’s about leaving a lasting, positive legacy. We help mining companies achieve long-term water stewardship by designing closure strategies that are technically robust, economically feasible, and environmentally responsible, ensuring post-closure water treatment remains effective and low-maintenance.

  • Closure planning
  • Design engineering
  • Lab testing
  • Pilot testing
  • Closure & post-closure site management
  • Aquatic toxicity
  • Permitting support

Emergency Response

Operations
Closure

When unexpected water challenges arise, BQE Water is ready to respond with fast and practical solutions. Our agile, cross-functional teams work quickly to stabilize situations and restore compliance, utilizing proven expertise across diverse treatment technologies to deliver immediate results during critical moments.

  • Rapid mobilization and troubleshooting
  • Compliance recovery support
  • Field-proven treatment technologies
  • Cross-functional response teams
Aquatic toxicology services supporting mine water discharge compliance and environmental monitoring.

Aquatic Toxicology

We conduct aquatic toxicity assessments to evaluate the potential environmental impact of contaminants in water, particularly in relation to mining and industrial wastewater. These acute and chronic assessments help us determine whether water discharged from treatment systems is completely safe for the environment and downstream aquatic life.

  • By-product stability assessment
  • Toxicity investigation & mitigation
  • Pilot testing
  • Design engineering
  • Permitting support

Technical Insights

Technical insights exploring mine water treatment solutions, industry trends and practical engineering knowledge.

Technical Insights

Dive into our blog and other resources, where we share expert insights and practical knowledge on mine water treatment solutions. From detailed explorations of emerging trends to innovative approaches for solving complex industry challenges, explore the science behind what we do.

Proven mine water treatment case studies showcasing successful mining wastewater treatment projects worldwide.

Proven Mine Water Treatment Case Studies

We do not just design theoretical water treatment systems; we build, commission, and operate them in the field. Over the last two decades, BQE Water has successfully implemented large-scale water treatment at over 30 sites worldwide.

Areas of expertise in mine water treatment technologies, engineering and environmental solutions.

Areas of Expertise

We are global leaders with our novel technology deployed on five continents. Learn more about our award-winning treatment systems and processes.