Specifications include, but are not limited to: Clark County is soliciting proposals from qualified providers to design and perform a field-intensive measurement project, select sites for data collection during the summer of 2020 in the Las Vegas Valley (LVV), and process the data to assess Oxides of Nitrogen (NOx) and Volatile Organic Compounds (VOCs), apportion VOCs from biogenics and Volatile Chemical Products and sources (VCPs) including, but not limited to chemical products such as pesticides, coatings, printing inks, adhesives, cleaning agents, and personal care products. The final deliverable will be a final report explaining and summarizing all analysis and defining VOC and NOx limiting factors for local ozone formation spatially and temporally for the ozone season.