A tremor rocked the Bac Tra My district of Quang Namprovince and Song Tranh 2 hydro-power plants on Tuesday, according toTran Anh Tuan, Deputy Chairman of the district’s People’s Committee.
|The Song Tranh 2 Hydro Power Plant.|
No injuries or damage to the dam and residential houses have been reported, Tuan said.
“We were reassured by the Earthquake and Tsunami Warning Centre underthe Institute of Geophysics that the tremor measured 3.3 on the richterscale and lasted only a few seconds,” he said.
“We could feel the little shake.”
According to the Earthquake and Tsunami Warning Centre, the tremor,with a seismic depth of 5.5km, was not significant enough to causedamage to houses or buildings.
Experts concluded that the sequence of tremors in the area was due toseismic activity caused by water stored in the hydropower plantreservoir.
About 25 tremors were recorded near the hydro-power plant betweenOctober 3 and November 16 last year. An earthquake measuring 4.7 o therichter scale was also recorded during that time, affecting 13 districtsand townships in the central province and damaging more than 1,000houses and 20 public sites.