Air quality impact, its evaluation and regulations are continuously evolving and therefore Paul Carpenter Associates, Inc. (PCA) remains on the forefront of air quality monitoring technology utilizing state-of-the art monitoring equipment. When evaluating source emissions, PCA personnel are versed with air quality strategies and advanced instrumentation, as well as knowledge of regulations, requirements and reporting obligations. PCA ensures documentation of reliable data, as this is an integral element of a successful monitoring program. PCA follows strict procedural and maintenance programs for air quality monitoring that meet all United States Environmental Protection's current guidelines. PCA relies on monitoring stations equipped with telemetry systems and advanced data logging, comparable to the United States Environmental Protection methods. PCA field staff performs routine and, when necessary, repair or troubleshooting visits in order to properly maintain air monitoring stations.