AIR QUALITY MONITORING / MODELING / PERMITTING
Weston provides comprehensive air quality services by leveraging an experienced, integrated team of air professionals. We provide the following in-demand air services.
POINT SOURCE, CEMS, FUGITIVE EMISSION TESTING

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Identification and quantification of Hazardous Air Pollutant (HAP) emissions from facility stacks, fugitive sources, and hazardous waste sites
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Hazardous waste incinerator trial burns
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Evaluation of emission control equipment
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VOCs capture and destruction efficiency demonstration
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CEMS testing, certification, and backup support
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Method development and validation
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Comprehensive performance tests
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Maximum achievable control technology (MACT) compliance tests
AMBIENT AIR QUALITY & METEOROLOGICAL MONITORING

QA audits, data processing and reporting, and monitoring site selection. In fact, Weston pioneered the use of Doppler sonic detection and ranging (SODAR) systems for upper air stability measurement.
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Ambient monitoring for TSP, PM10, PM2.5, N2O, SO2, NOX, etc.
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Weather stations/reporting/monitoring
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Design and installation of data telemetry systems for web viewing and email/text alerts
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Fenceline monitoring
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Community exposure assessments
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Wind studies
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System quality assurance audits
INDOOR ENVIRONMENTAL QUALITY

Commercial, industrial, and institutional facility owners and operators have relied on Weston to provide indoor environmental quality expertise for over 20 years. Mold, asbestos, and “sick building syndrome” investigations, as well as insurance liability, expert witness testimony, and real estate transfers all require technically sound and legally defensible indoor air quality services. Weston’s qualified team comprises certified industrial hygienists, indoor air quality scientists, certified indoor environmentalists, and licensed asbestos assessors, supervisors, planners, and risk assessors.
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AIR PERMITTING

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Minor permits and source registrations
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Synthetic minor operating permits
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Title V operating permits
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Prevention of Significant Deterioration (PSD) permits
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NNSR permits
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Drafting permits and negotiating permit conditions with EPA and state agencies
AIR QUALITY DISPERSION MODELING

Weston has the qualified, technical resources, and industry experience to conduct air dispersion and deposition modeling in support of air quality permitting, air toxics, risk management, and visibility analyses. Weston has conducted specialty projects for clients, such as complex terrain dispersion modeling, accidental release, and cooling tower icing/fogging studies.
AIR POLLUTION CONTROL ENGINEERING

OPERATIONS AND COMPLIANCE DOCUMENTATION

COMPLIANCE AUDITING

Weston brings senior air staff highly experienced in performing audits of clients’ compliance with federal, state, and local air regulations and programs and due diligence audits (prior to or subsequent to) mergers and acquisitions.
SITING/LICENSING/PERMITTING
