Undefeated: The Gulf Coast 6 Months After the Blowout, Jerry Cope, October 20, 2010:
BP and the government also claimed that all dispersant use was terminated in mid-July, aside from a very small amount. This too was not true.
Corexit was being deployed on Dauphin Island as late as mid-September, and reports by locals continued though early October.
Independent tests along the Gulf Coast from Louisiana to Florida continued in August and September to show markers for Corexit in both air and soil samples at dangerously high levels, including inland waterways, estuaries, and lagoons.