Here is the Niland Swarm from June 29, 2013

Here is the entire small swarm at Niland, California from June 29, 2013 including a few others such as Salton City, Calpatria, and Anza:

Updated: 2013-06-29 20:34:59 UTC-05:00 Showing event times using Local System Time CDT (UTC-05:00)

2.5 6km SW of Salton City, California 2013-06-29 20:09:40 UTC-05:00 7.2 km
1.5 6km W of Niland, California 2013-06-29 16:19:48 UTC-05:00 7.1 km
1.3 8km NW of Calipatria, California 2013-06-29 15:54:48 UTC-05:00 1.9 km
1.9 7km SW of Salton City, California 2013-06-29 15:31:52 UTC-05:00 0.9 km
3.3 6km SW of Salton City, California 2013-06-29 15:25:07 UTC-05:00 7.9 km
2.3 5km W of Niland, California 2013-06-29 14:27:04 UTC-05:00 0.0 km
1.2 6km W of Niland, California 2013-06-29 14:24:52 UTC-05:00 6.8 km
1.2 6km W of Niland, California 2013-06-29 14:24:35 UTC-05:00 5.6 km
1.8 5km S of Niland, California 2013-06-29 14:24:27 UTC-05:00 0.6 km
1.4 6km WSW of Niland, California 2013-06-29 14:23:18 UTC-05:00 5.7 km
1.5 6km WSW of Niland, California 2013-06-29 14:23:01 UTC-05:00 6.4 km
2.3 5km W of Niland, California 2013-06-29 14:21:37 UTC-05:00 0.1 km
2.4 5km WSW of Niland, California 2013-06-29 14:21:15 UTC-05:00 2.8 km
2.4 2km SSW of Niland, California 2013-06-29 14:21:02 UTC-05:00 3.7 km
2.1 8km SW of Niland, California 2013-06-29 14:20:35 UTC-05:00 0.0 km
1.9 6km WSW of Niland, California 2013-06-29 14:20:29 UTC-05:00 3.4 km
2.0 6km SW of Niland, California 2013-06-29 14:20:14 UTC-05:00 0.3 km
2.0 7km SW of Niland, California 2013-06-29 14:19:56 UTC-05:00 3.2 km
1.6 6km SW of Niland, California 2013-06-29 14:05:44 UTC-05:00 5.3 km
1.1 6km WSW of Niland, California 2013-06-29 14:03:17 UTC-05:00 5.4 km
1.3 20km ESE of Anza, California 2013-06-29 10:45:40 UTC-05:00 4.8 km
1.2 6km N of Anza, California 2013-06-29 17:55:55 UTC-05:00 16.1 km
1.2 1km ESE of Anza, California 2013-06-29 20:15:37 UTC-05:00 12.6 km
1.1 7km N of Anza, California 2013-06-29 17:51:16 UTC-05:00 15.5 km

Here is a story from CBS-2 Los Angeles about that 3.3 at Salton City that is 5 from the top there:
http://losangeles.cbslocal.com/2013/06/29/minor-quake-recorded-near-salton-city/