diff --git a/scripts/fetchEvents.sh b/scripts/fetchEvents.sh
new file mode 100755
index 0000000..0848b87
--- /dev/null
+++ b/scripts/fetchEvents.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+
+# get starting date
+# find gdate or date command ( OSX: brew install coreutils)
+# the date command on OSX is not compatible to the linux date command
+datecmd=$((which gdate || which date )| grep bin)
+STIME="${1:-$(${datecmd} -d 6-month-ago +%Y-%m-%d)}"
+STIME="${STIME:-$(date +%Y-%m-%d)}"
+
+# get output filename
+OUTPUT="${2:--}"
+
+# fetch events
+curl -s -o ${OUTPUT} "https://fdsnws.geophysik.ruhr-uni-bochum.de/fdsnws/event/1/query?starttime=${STIME}&minlat=50.0&maxlat=53.0&minlon=4.0&maxlon=10.0&minmag=0.7"
diff --git a/scripts/mkEvents.csh b/scripts/mkEvents.csh
deleted file mode 100755
index 46f6cd4..0000000
--- a/scripts/mkEvents.csh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-STIME=$1
-curl -o events.xml "https://ariadne.geophysik.ruhr-uni-bochum.de/fdsnws/event/1/query?starttime=${STIME}&orderby=time&minlat=50.92&maxlat=52.76&minlon=4.26&maxlon=9.74&minmag=1.1"