State officials say a stinky smell reported from Bayou Manchac last week stems from stagnant swamp water in Spanish Lake that heavy rains pushed into the bayou.
Rodney Mallett, Louisiana Department of Environmental Quality spokesman, tells The Advocate in an email that inspectors reached that conclusion by tracking the flow of the water, visual observations and some field parameters.
Mallett said the stagnated water washed through Alligator Bayou to Bayou Manchac.
DEQ officials say the same phenomenon has occurred a few times a year for the past three to four years.
Researchers at Tulane University are calling for long-term studies on how the Deepwater Horizon oil spill two years ago is affecting migratory birds. Traces of BP’s oil spilled in the Gulf is being spread far inland by the birds.
The Army Corps of Engineers plans a public meeting Tuesday on measures it is taking to mitigate the impact of wildlife habitat as construction continues on a levee and flood protection system in Plaquemines, Jefferson and St. Charles parishes.
The presentation and discussion are set for 6:30 p.m. at the Ernest Tassin Senior Center on Fourth Street in Westwego.
In an effort to control aquatic vegetation, the water control structure on Lake Bistineau near Minden will be opened Aug. 8 for a lake drawdown.
As a result of mild winter temperatures, experts say giant salvinia has expanded beyond the control capacity of herbicide applications and salvinia weevils. Louisiana Department of Wildlife and Fisheries survey estimates show giant salvinia coverage to be in excess of 2,000 acres.
The lake will be lowered seven feet below pool stage and will remain there until Jan. 31, 2013.
A federal judge in New Orleans has ordered the operator of a cargo ship to pay a $1.2 million criminal penalty for violating pollution laws and obstruction of justice.
U.S. District Judge Stanwood Duval Jr. also on Wednesday sentenced Athens, Greece-based Odysea Carriers to three years of probation.
Federal prosecutors say engine room crew members on the company's ship, Polyneos, used a hose to pump oil waste directly overboard in 2011. The ship's chief engineer allegedly tried to conceal the illegal discharges from the Coast Guard by falsifying the vessel's records.
ASSUMPTION PARISH — State and local officials are investigating whether an orphaned well may be the source of natural gas bubbling up from the surfaces of Bayou Corne and Grand Bayou in northern Assumption Parish.
Parish officials said Tuesday the well is in swampland about 1,000 feet from the main bubbling area in Bayou Corne, The Advocate (http://bit.ly/PEW2Z5) reports.
State officials want to know exactly when ExxonMobil Chemical Plant staff knew that the amount of released naphtha, which includes benzene, was much higher than originally reported in the wake of a June 14 spill at the Baton Rouge facility.
The Advocate reports the Department of Environmental Quality issued a compliance order and notice of potential penalty against plant that in part states the facility did not notify the state and other agencies when estimates of a leak amount June 14 substantially changed.
Lake Charles city officials are taking a new look at alternative fuels for public vehicles. City Councilman Rodney Geyen has been pushing Lake Charles City Hall officials to research the costs and savings of using natural gas to run vehicles.
Geyen points to the Lafayette Consolidated Government as an example of what can be done. Lafayette officials have told Geyen that a $25,000-a-month fuel bill for five city buses was reduced to $1,800 a month using compressed natural gas.