<p>Authorities in El Salvador on Monday warned residents near the Chaparrastique volcano in the country's east to be alert after it began to erupt.</p>.<p>The Environmental Ministry's observatory reported explosions in the central crater of the volcano located about 83 miles (135 kilometres) east of the capital. It said the eruption's intensity was a 1 on a scale from 0 to 8.</p>.<p>The eruption began on Sunday when the volcano launched rock and ash into areas surrounding the crater. There were no reported injuries.</p>.<p>Civil Defence Director Luis Alonso Amaya said three municipalities were on alert.</p>.<p>Authorities were preparing 26 shelters that could accommodate more than 10,000 people and installing a command post to provide the most current information on the volcano's activity.</p>.<p>The safety zone was extended to a radius of 3.7 miles (6 kilometres) from the crater. </p>
<p>Authorities in El Salvador on Monday warned residents near the Chaparrastique volcano in the country's east to be alert after it began to erupt.</p>.<p>The Environmental Ministry's observatory reported explosions in the central crater of the volcano located about 83 miles (135 kilometres) east of the capital. It said the eruption's intensity was a 1 on a scale from 0 to 8.</p>.<p>The eruption began on Sunday when the volcano launched rock and ash into areas surrounding the crater. There were no reported injuries.</p>.<p>Civil Defence Director Luis Alonso Amaya said three municipalities were on alert.</p>.<p>Authorities were preparing 26 shelters that could accommodate more than 10,000 people and installing a command post to provide the most current information on the volcano's activity.</p>.<p>The safety zone was extended to a radius of 3.7 miles (6 kilometres) from the crater. </p>