For 2015 the Exchange holds recorded ERC prices from 2 California districts. NOx was recorded only in San Joaquin Valley, at $34,500 per ton. ROG / VOC was recorded only in San Joaquin Valley, at $4,200 per ton. PM10 was recorded only in San Joaquin Valley, at $16,000 per ton. SOx was recorded only in San Joaquin Valley, at $16,000 per ton. CO ran from $1 per ton in San Joaquin Valley to $10,000 in Yolo-Solano. 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, 2015
ROG / VOC, 2015
PM10, 2015
SOx, 2015
CO, 2015
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.