Dutchsinse | 8/21/2012 -- Bayou Corne -- Drilling Begins - saltwater 10 times Gulf levels

Drilling of the "relief well" has started. Saltwater levels tested show approx 10 times greater levels of salinity in comparison to regular Gulf of Mexico seawater. 
relief well drilling begins:
http://www.wbrz.com/news/drilling-begins-in-bayou-corne-38785/
salinity levels at bayou corne :
http://theadvocate.com/home/3686299-125/tests-salt-water-runs-deep
link on saltwater levels becoming high in Louisiana due to low river levels:
http://online.wsj.com/article/SB10000872396390443324404577595254258283674.html
River traffic closed along the Mississippi River due to low water levels:
http://www.cnn.com/2012/08/20/us/mississippi-river-traffic/index.html?hpt=hp_t3