Southern Oxidants Study 1995 Nashville VOC and Ozone Measurements

The 1995 Southern Oxidants Study field campaign in Nashville and Middle Tennessee collected data on tropospheric ozone formation processes. The Youth Incorporated research station measured volatile organic compounds (VOCs) from C2 to C10, PAN/MPAN, and isoprene oxidation products using GC/FID, GC/MSD, and GC/ECD techniques. The study was coordinated by the Tennessee Valley Authority and conducted by multiple university researchers from June 19 to July 28, 1995.

Use Cases

• Analyze temporal trends in C2-C10 VOC concentrations from canister and real-time GC/FID/MSD measurements to identify pollution sources.
• Model ozone production rates by correlating isoprene oxidation product data from GC/MSD with other atmospheric chemistry measurements.
• Validate chemical transport models using co-located PAN/MPAN measurements from GC/ECD and radar profiler/RASS data from the same station.
• Study diurnal and episodic patterns of specific VOC compounds during the six-week summer ozone season in 1995.

Strengths

• Data collected during a major, coordinated six-week field campaign with a defined scientific goal.
• Multiple complementary measurement techniques (GC/FID, GC/MSD, GC/ECD) applied at a single research station.
• Station served as a central laboratory for samples from surface stations, a helicopter, and an aircraft, ensuring methodological consistency.

Limitations

• Dataset is temporally limited to a 40-day period in summer 1995, lacking long-term or seasonal context.
• Geographic scope is restricted to the Nashville/Middle Tennessee area, limiting generalizability.
• Specific row counts, column names, and data completeness metrics are unknown from the description.

Provenance

Source

Southern Oxidants Study (SOS) Nashville/Middle Tennessee Ozone Study, coordinated by the Tennessee Valley Authority (TVA).

Collection Method

Field measurements from a Level III research station using pressurized SUMMA canister sampling and continuous real-time analysis with gas chromatography and mass spectrometry detectors.

Time Range

June 19, 1995 to July 28, 1995

Freshness

null

Geography

Nashville and Middle Tennessee area, USA.