For 2002 the Exchange holds recorded ERC prices from 2 California districts. NOx ran from $30,000 per ton in San Joaquin Valley to $34,980 in Yolo-Solano. ROG / VOC ran from $7,000 per ton in Yolo-Solano to $8,000 in San Joaquin Valley. PM10 ran from $19,161 per ton in San Joaquin Valley to $34,980 in Yolo-Solano. SOx ran from $5,000 per ton in Yolo-Solano to $7,450 in San Joaquin Valley. CO ran from $700 per ton in San Joaquin Valley to $750 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, 2002
ROG / VOC, 2002
PM10, 2002
SOx, 2002
CO, 2002
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.