The break in the reservoir near Akja, Hungary, is seen on Tuesday, Oct. 12. Cracks have also appeared in another section.
Reuters photographer Bernadett Szabo has her boots sprayed after walking amid red toxic sludge in the flooded village of Devecser, Hungary, on Oct. 6.
An aerial view shows the cracked northern wall of the reservoir containing red mud from the alumina factory on Oct. 10.
Toxic sludge floods the streets of the Hungarian village of Devecser, Saturday, Oct. 9.
The level of the sludge is seen on the wall of a house in Kolontar, Hungary, Oct. 10.
A rescue worker inspects a house in the flooded village of Devecser, Oct. 9.
Employees of the Romanian National Administration of Waters take samples on Oct. 9 from the Danube river in Bazias, Hungary, where the Danube enters Romania. Fears for the ecosystem of the Danube, Europe's second longest river, appeared to recede somewhat on Oct. 8 as readings showed contamination levels from the Oct. 4 toxic sludge disaster were down.
A summer hat and personal belongings are covered by sludge in a house in Kolontar, Hungary, Oct. 10.
An elderly resident cleans his house in Devecser, Hungary, on Oct. 9.
Hungarian Prime Minister Viktor Orban, front left, is interviewed during his tour of the sludge-hit village of Kolontar, 103 miles southwest of Budapest, on Thursday, Oct. 07.
Jozsef Toth, an official of the Hungarian enviromental service, checks a sample of water from the Raba River on the banks of the river in Gyor, about 800 miles from Budapest on Oct. 7. The toxic spill reached the Danube river on Thursday, threatening to contaminate the waterway's ecosystem.
An aerial view of streets covered with red mud in Devecser, 100 miles southwest of Budapest, on Wednesday, Oct. 6.
A man stands in his destroyed home in the flooded village of Kolontar, 93 miles west of Budapest on Wednesday.
A resident rests on a chair in the garden of his house while rescuing his belongings in Devecser, on Wednesday.
The eye of a soldier is washed with mineral water after burning red mud spattered in his eye during cleaning operation in Kolontar on Wednesday.
Excavators working at the broken dyke of the reservoir that contained red mud of an alumina factory near Ajka on Wednesday.
Sunflowers stand in poisonous red mud in a field in Somlovasarhely, 105 miles southwest of Budapest, on Wednesday.
A wheel loader dumps plaster into River Marcal in Vinar, 114 miles west of Budapest, on Wednesdy, in order to prevent poisonous chemical sludge from reaching the rivers Raba and Danube.
Dead fish float on the Marcal River at the bridge of Morichida about 93 miles west from Budapest on Wednesday.
An aerial view of the broken dyke of a reservoir containing red mud of an alumina factory near Ajka, 96 miles southwest of Budapest, on Wednesday.
Damaged cars are piled up by the flood of red mud in Devecser, on Wednesday.
Residents return to check their homes in Kolontar, southwest of Budapest, on Wednesday. Hungarian crews worked for a second day to prevent seepage from a sludge reservoir of an alumina plant in western Hungary as rescue units searched for missing people in flooded villages.
Civil Protection Service workers clean sludge-covered streets in Kolontar, southwest of Budapest, on Wednesday.
Jozsef Holczer works in his yard flooded by toxic mud in Kolontar, on Wednesday.
A villager is reflected in a flood of toxic mud, while walking through his backyard in Kolontar, on Wednesday.
Young women pass by firemen as they carry their belongings in red mud covered a street in Devecser, southwest of Budapest, on Tuesday, Oct. 5.
A Hungarian soldier wearing a chemical protection gear walks through a street flooded by toxic in the town of Devecser, on Tuesday.
An aerial view of the red mud covered streets and overturned vehicles in a yard in Devecser, southwest of Budapest, on Tuesday.
A pet dog walks in the toxic mud on Tuesday, in the villages of Devecser and Kolontar.
An aerial photo taken on Tuesday, of the broken wall of the reservoir of the Ajka alumina factory.
A woman observes the damage in the town of Devecser on Tuesday. About 35.3 million cubic feet of sludge has leaked from the reservoir and affected an estimated area of 15.4 square miles.
A woman rescues belongings in the villages flooded by a red toxic mud from the sludge reservoir of the Ajka aluminium works on Tuesday, in the villages of Devecser and Kolontar.
A man stands knee-deep in toxic sludge as cleanup efforts begin in Devecser on Tuesday. Seven towns near the plant, including Kolontal, Devecser and Somlovasarhely, were affected.
Tunde Erdelyi, left, saves her cat, while Janos Kis, right, walks into their yard flooded by toxic mud in Devecser on Tuesday.
A man salvages some belongings in Devecser on Monday, Oct. 4.
Firefighters wade through mud flowing in the streets next to a timber trailer in Devecser on Monday.
People wait to be rescued from a rooftop in Devecser on Monday.
The broken wall of the reservoir of the Ajka alumina factory in Kolontar.