An earthquake measuring 5.5 on the Richter scale shook New Zealands upper South Island on Thursday but there were no reports of injuries , Television New Zealand said .
<response> An earthquake measuring 5.5 on the <person>Richter</person> scale shook <misc>New Zealands</misc> upper <location>South Island</location> on Thursday but there were no reports of injuries , <organization>Television New Zealand</organization> said . </response>