For 2011 the Exchange holds recorded ERC prices from 2 California districts. NOx ran from $25,000 per ton in Yolo-Solano to $73,597 in San Joaquin Valley. ROG / VOC ran from $1,000 per ton in San Joaquin Valley to $4,972 in Yolo-Solano. PM10 ran from $10,000 per ton in Yolo-Solano to $27,000 in San Joaquin Valley. SOx was recorded only in San Joaquin Valley, at $15,000 per ton. CO was recorded only in Yolo-Solano, at $500 per ton. Each figure is the median (or, where only an average was published, the average) per ton for that district and pollutant, with the number of sales it rests on and its source.
NOx, 2011
ROG / VOC, 2011
PM10, 2011
SOx, 2011
CO, 2011
n is the number of priced sales behind the figure; for CARB's reports it is the district's recorded transactions that year across all pollutants. Prices are as recorded, not adjusted for inflation.