ShakeAlert Performance Summaries for Q1 2012

CISN Testing CenterShakeAlert Project

Philip Maechling, Maria Liukis, Thomas Jordan

Cumulative ShakeAlert Performance Results for all M3.5+ ANSS Network CI or NC events

between 4 March 2012 and 31 March 2013.

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

No ShakeAlert Report

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

These look the same

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

No ShakeAlert Report

2013 Q1 California ShakeMaps M4.0+

4.5 81.5 km (50.6 mi) W of Petrolia, CA 40.4525, -125.232, 5km Mar 30 2013 21:43:28 UTC 719633854.3 59.7 km (37.1 mi) W of Ferndale, CA 40.6138, -124.969, 14km Mar 24 2013 17:25:41 UTC 71959700 4.5 3.3 km (2.0 mi) NNE of The Geysers, CA 38.827, -122.797, 4km Mar 14 2013 09:10:09 UTC 710702144.5 2.4 km (1.5 mi) NE of The Geysers, CA 38.8123, -122.786, 2km Mar 14 2013 09:09:23 UTC 719540654.7 20.7 km (12.9 mi) ESE of Anza, CA 33.5025, -116.457, 13km Mar 11 2013 16:56:06 UTC 152962814.2 32.5 km (20.2 mi) W of Petrolia, CA 40.3123, -124.669, 14km Mar 03 2013 17:46:51 UTC 719477254.1 45.8 km (28.5 mi) SE of Telescope Peak, CA 35.8298, -116.8, 8km Mar 01 2013 21:55:28 UTC 152925454.3 75.1 km (46.7 mi) SW of San Ysidro, CA 32.0937, -117.631, 33km Feb 23 2013 04:40:15 UTC 112482584.0 21.3 km (13.3 mi) SE of Markleeville, CA 38.5598, -119.616, 7km Jan 24 2013 23:25:51 UTC 719282014.0 115.2 km (71.6 mi) W of Petrolia, CA 40.4415, -125.636, 18km Jan 24 2013 11:22:57 UTC 719279514.0 87.6 km (54.5 mi) W of Petrolia, CA 40.3875, -125.316, 16km Jan 13 2013 10:28:18 UTC 71920936

End