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HSA air quality services are designed to meet the complex requirements of today’s air quality regulations. As companies commit to voluntary reporting programs or registries and/or become subject to mandatory reporting and reduction requirements at a state, regional, or federal level, HSA helps identify and manage the associated compliance obligations. These obligations include timely new source permitting, cost-effective compliance with existing permit requirements, and minimizing corporate liability. Air quality is one of the most visible environmental issues of concern to the public and sources of air emissions must be cautious in effectively meeting these challenges. HSA can assist with effective data management solutions that streamline compliance with varying reporting obligations and manage emissions metrics, baselines, offsets, and allowances. HSA’s professionals are capable of handling a wide variety of your air resource needs. HSA's air quality solutions are innovative, objective, and based on sound science to bring the most appropriate technologies and processes to accomplish our clients' objectives.

• Monitoring programs
• Dispersion modeling
• Risk assessment
• Control technology design
• Ventilation system design
• Feasibility studies
• Emission summary and dispersion modeling reporting
• Emission inventories
• Title V permits
• Operation and construction permits
• New source review (NSR) permits
• Risk management plans (RMP)
• Operation and maintenance plans (O&M)
• Compliance auditing
• Database management and implementation
• Source testing and monitoring programs
• Process and combustion optimization
• Continuous emission monitoring systems (CEMS)
• Control equipment efficiency studies
• Predictive emission monitoring systems (PEMS)
• Indoor Air Quality