Environmental Services
Our Services
Need assistance with your air quality monitoring requirements? Speak to one of our specialists.
Ambient Air Quality Monitoring / Surveys
Understanding the quality of the air around your operations is essential for protecting public health, maintaining regulatory compliance and demonstrating responsible environmental stewardship. ZES provides reliable, scientifically robust air quality monitoring and assessment services that enable clients to make informed decisions, effectively manage environmental risks and confidently demonstrate compliance with applicable legislation.
Monitoring Network Development
Design, management, and maintenance of ambient air monitoring networks with regular equipment calibration.
Data Management
Comprehensive air quality data analysis, interpretation, and reporting with real-time access available.
Dust Fallout Monitoring
Utilizing both passive and active sampling techniques for comprehensive particulate monitoring.
Fenceline Monitoring
Monitoring of all pollutants including Volatile Organic Compounds (VOCs) at facility boundaries.
The ZES Advantage
Accurate, quality-assured monitoring data
Experienced environmental specialists
Practical compliance-focused solutions
Reliable reporting you can trust
Stack Emission Measurements (Isokinetic Testing)
Accurate emissions testing is fundamental to demonstrating regulatory compliance and ensuring industrial processes operate responsibly. As a SANAS-accredited laboratory, ZES delivers precise, defensible stack emission measurements that help clients satisfy legislative requirements, identify opportunities for improvement and minimise environmental risk.
On-Stack Testing & Analysis Methods:
US EPA Methods:
Other Accredited Methods:
Particulate & Gases
Comprehensive testing for particulate matter, SO2, SO3, H2SO4, NOx, and visible emissions using EPA Methods 5, 5D, 17, 6, 6c, 8, 7D, 7E.
Organic Compounds
Testing for VOCs, methane, dioxins, furans, and total gaseous non-methane organics using EPA Method 18, 23, 16C, CTM 027.
Inorganic Compounds
Analysis of metals, HCl, halogens, and mercury using EPA Method 26a, 29, OTM-29, OSHA 40.
Custom Testing
Additional pollutant testing available upon request to meet specific requirements.
The ZES Advantage
SANAS-accredited testing services
Accurate and defensible results
Experienced technical specialists
Compliance with recognised standards
Atmospheric Emission Licensing (AEL)
Navigating Atmospheric Emission Licence requirements can be complex and time-consuming. ZES partners with clients throughout the licensing process, providing practical guidance and technical expertise to simplify compliance, reduce regulatory risk and ensure operations continue with confidence.
SAAELIP Applications
Complete online applications via the South African Atmospheric Emission Licensing and Inventory Portal.
Compliance Reporting
Regular compliance reports for license conditions and emission test reports per Sections 21 and 23 annexures.
NAEIS Reporting
Online annual emission reporting to the National Atmospheric Emission Inventory System.
License Renewal
Review of existing licenses, renewal applications, and ongoing compliance audits.
The ZES Advantage
End-to-end licensing support
Practical regulatory guidance
Proven environmental expertise
Helping clients stay compliant
Quality Management Systems
A robust quality management system is the foundation of reliable environmental data and continuous organisational improvement. ZES assists laboratories and organisations in developing, implementing and maintaining quality systems that align with internationally recognised standards, strengthening operational performance and supporting accreditation objectives.
ISO 17025 Audits
Comprehensive audits of ambient air quality monitoring systems and laboratories to ISO 17025 standards.
Feasibility Studies
Assessment of readiness and feasibility studies for ISO 17025 implementation.
Documentation
Development of Quality Manuals and Standard Operating Procedures (SOPs) aligned with ISO 17025.
Action Plans
Implementation of corrective action plans following audits to ensure continuous improvement.
The ZES Advantage
Expertise in international standards
Practical quality management solutions
Continuous improvement focus
Supporting accreditation success
Several of our team are SANAS technical assessors serving on the SANAS Specialist Technical Committee (STC).
Environmental Management & Planning
Balancing development with environmental responsibility requires practical planning and sound technical advice. ZES works alongside clients to identify environmental risks, secure the necessary regulatory approvals and develop sustainable management strategies that support responsible growth while ensuring ongoing compliance with environmental legislation.
Emission Inventories
Detailed compilation of emission inventories for regulatory compliance and planning.
Air Dispersion Modelling
Advanced modeling to predict pollutant dispersion and impact on surrounding areas.
Impact Reports
Comprehensive atmospheric impact reports for environmental assessments.
Water Use Licenses
Expert assistance with water use license applications and compliance.
Odor Management
Development of comprehensive odor management plans and monitoring programs.
Waste Management
Assistance with waste audits and licensing compliance.
The ZES Advantage
Sustainable, practical solutions
Industry-specific environmental expertise
Regulatory compliance support
Tailored advice for every project
Climate Change & Policy Development
As climate change continues to shape regulatory requirements and business expectations, organisations need practical strategies to remain resilient and compliant. ZES supports clients in understanding climate-related risks, developing effective policies, reporting greenhouse gas emissions and implementing sustainable solutions that create long-term environmental and business value.
Greenhouse Gas Reporting
Comprehensive GHG reporting in accordance with National Greenhouse Gas Emission Reporting Regulations.
Emission Postponements
Expert assistance with postponement applications for minimum emission standards.
Policy Development
Development of environmental policies at organizational and governmental levels.
Climate Risk Assessment
Identification of climate-related risks and development of adaptation strategies.
The ZES Advantage
Strategic climate advisory services
Practical, future-focused solutions
Support for regulatory compliance
Building long-term resilience
Related Services
Discover our complete range of environmental consulting solutions
Stack Emissions Testing
SANAS ISO/IEC 17025:2017 accredited isokinetic testing per US EPA methods
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