Shell Petroleum Development Company (SPDC) has stated that it recorded 198 cases of oil spills across the Niger Delta in 2012.
Of these cases in which thousands of barrels of crude oil were spilled, 37 incidents were caused by the failure of equipment of the oil company, while 161 incidents resulted from sabotage and activities of crude oil thieves.
In the 2012 Spill Incident Data released yesterday, the company noted that it had publicly reported oil spill statistics yearly since 1995 to enhance transparency.
According to the data, the company recorded the highest number of cases in August 2012, when thousands of barrels of crude oil were lost to the environment and thieves.
The highest incident was said to have occurred on August 16, when thieves tampered with the 28-inch Nkpoku - Bomu Trunkline at Ejamah and siphoned 1,076 barrels of crude oil.
Of the 25 cases of oil spill in August, five incidents were caused by the failure of the company's equipment, apparently due to aging or neglect, while 20 cases were caused by vandals and thieves.
In June 2012, the company recorded 24 cases, out of which four incidents were caused by operational failure on the part of the company, while the 20 cases were attributed to sabotage.
The third-highest number of incidents occurred in September when hundreds of barrels of crude oil were spilled in 23 incidents.
Failure of Shell's equipment caused six cases, while 17 incidents were caused by vandals and thieves that perforated the pipelines to siphon crude oil.
Shell also suffered 20 cases of oil spills in May 2012, with 19 incidents caused by sabotage while one case was caused by equipment failure, according to the oil spill reports.
In November 2012, the oil giant suffered 17 cases of oil spill, with two of the cases resulting from equipment failure, while 15 incidents were caused by crude oil thieves.
The company suffered 16 cases of oil spillincidents in February and July each, but only one incident was caused by failure of equipment in July, while six cases were caused by equipment failure in February.
Shell recorded 14 incidents in March but only one incident was caused by equipment failure, according to the report released by the oil major.
In December 2012, 13 cases of oil spills were recorded by SPDC in the Niger Delta. Of these incidents, six were caused by equipment failure, while seven were acts of sabotage.
The company suffered 11 cases in April 2012, with three cases resulting from acts of sabotage, while eight cases were caused by thieves.
The company recorded 10 incidents in October 2012 and nine cases in January 2012.
Of these cases, two cases resulted from equipment failure in October, while one incident was caused by failure of equipment in January.