One source said that the settlement would total about $25 million.
Four other states had earlier reached settlements totaling $40 billion.
The settlements ranged from $1,000 to $150,000, and now total $621,000.
The $180 million settlement now totals about $240 million with interest.
The 350 lawsuits resulted in settlements totaling more than $150 million.
The settlements there totaled $550 million, the highest in an aviation case.
The settlement includes 46 states and totals $206 billion.
Of more than 1,100 settlements last year, totaling $10 million, a fifth were handled by 10 lawyers.
In December, the government lawyers settled out of court, but the legal costs and settlement totalled $792,000.