Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 26-12-2017 and time 23:11:46 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 2.3 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 26-12-2017 22:11:46 (UTC)
  • 26-12-2017 23:11:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8570, 15.4500 at 34 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sant'Alessio Siculo ME 11 1554 1554
Forza d'Agrò ME 12 911 2465
Santa Teresa di Riva ME 12 9377 11842
Letojanni ME 13 2861 14703
Furci Siculo ME 13 3382 18085
Roccalumera ME 14 4141 22226
Gallodoro ME 15 367 22593
Taormina ME 15 10960 33553
Savoca ME 15 1732 35285
Giardini-Naxos ME 15 9415 44700
Castelmola ME 15 1088 45788
Nizza di Sicilia ME 15 3667 49455
Casalvecchio Siculo ME 16 842 50297
Mongiuffi Melia ME 16 600 50897
Pagliara ME 17 1170 52067
Alì Terme ME 17 2539 54606
Roccafiorita ME 18 197 54803
Limina ME 18 836 55639
Alì ME 19 768 56407
Fiumedinisi ME 20 1409 57816
Calatabiano CT 20 5308 63124
Graniti ME 20 1492 64616
Mandanici ME 20 601 65217

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km SW of Reggio di Calabria (183035 inhabitants)
37 Km NE of Acireale (52622 inhabitants)
39 Km S of Messina (238439 inhabitants)
51 Km NE of Catania (314555 inhabitants)
90 Km N of Siracusa (122291 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		ML 2.3 2017-12-26
22:11:46		 37.8568 15.4495 34 2018-09-04
09:10:41		 Bollettino Sismico Italiano INGV 53509821
Reviewed
Rev100 		ML 2.3 2017-12-26
22:11:46		 37.8623 15.453 35 2017-12-26
22:22:17		 Sala Sismica INGV-Roma 52835031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-12-26 22:11:46 ± 0.11
Latitude 37.8568 ± 0.0054
Longitude 15.4495 ± 0.0080
Depth (km) 34 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 53509821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 717
Semi-minor axis of confidence ellipse (meter) 204
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 304
Circular confidence region, given by single value of horizontal uncertainty (meter) 720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.20505
Epicentral distance of station farthest from the epicenter (degree) 1.51716
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 53509821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-06-21 11:06:21

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 52835031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-12-26 22:22:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2017-12-26T22:12:12.69 0.3 undecidable manual S 203 84.3489 108 0.11 67
IV.CAR1.HHZ. 2017-12-26T22:12:11.56 0.3 undecidable manual P 23 168.4092 54 -0.61 48
IV.HLNI.HHZ. 2017-12-26T22:12:09.96 0.6 undecidable manual S 222 75.8685 110 -0.48 43
IV.IVPL.HHZ. 2017-12-26T22:12:09.63 0.6 undecidable manual S 325 70.6737 111 0.49 43
IV.AGST.EHZ. 2017-12-26T22:12:08.68 0.6 undecidable manual S 196 69.375 111 -0.14 46
IV.HAGA.HHZ. 2017-12-26T22:12:08.39 0.6 undecidable manual S 202 68.4759 112 -0.21 46
IV.RAFF.HHZ. 2017-12-26T22:12:06.44 0.3 undecidable manual P 234 118.6923 54 0.45 57
IV.SOI.EHZ. 2017-12-26T22:12:06.39 0.6 undecidable manual S 65 58.0974 116 0.34 46
IV.MUCR.HHZ. 2017-12-26T22:12:05.39 0.3 undecidable manual S 292 54.4011 117 0.22 70
IV.HMDC.HHZ. 2017-12-26T22:12:05.72 0.3 undecidable manual P 211 115.5954 54 0.12 62
IV.PLAC.HHZ. 2017-12-26T22:12:05.18 0.3 undecidable manual P 52 108.4137 54 0.47 59
IV.MILZ.HHZ. 2017-12-26T22:12:04.09 0.6 undecidable manual S 338 49.7169 120 0.01 49
IV.MSRU.HHZ. 2017-12-26T22:12:03.30 0.6 undecidable manual S 6 45.4212 122 0.2 48
IV.SSY.HHZ. 2017-12-26T22:12:01.22 0.3 undecidable manual P 203 84.3489 108 -0.41 64
IV.GALF.HHZ. 2017-12-26T22:12:01.57 0.3 undecidable manual P 258 79.0653 109 0.71 57
IV.NOV.HHZ. 2017-12-26T22:12:00.21 0.6 undecidable manual S 305 33.2445 132 -0.29 47
IV.MSFR.HHZ. 2017-12-26T22:12:00.93 0.1 undecidable manual P 285 77.5668 109 0.29 87
IV.ILLI.HHZ. 2017-12-26T22:12:00.81 0.1 positive manual P 326 78.5658 109 0.03 93
IV.MTTG.HHZ. 2017-12-26T22:11:59.81 0.6 undecidable manual S 53 27.2505 138 0.46 48
IV.HAGA.HHZ. 2017-12-26T22:11:59.02 0.1 positive manual P 202 68.4759 112 -0.31 89
IV.AGST.EHZ. 2017-12-26T22:11:59.18 0.1 positive manual P 196 69.375 111 -0.28 90
IV.HLNI.HHZ. 2017-12-26T22:11:59.82 0.3 undecidable manual P 222 75.8685 110 -0.57 62
IV.IVPL.HHZ. 2017-12-26T22:11:59.25 0.1 undecidable manual P 325 70.6737 111 -0.39 87
IV.IVGP.HHZ. 2017-12-26T22:11:59.38 0.1 undecidable manual P 325 73.4709 110 -0.67 79
MN.CEL.HHZ. 2017-12-26T22:11:58.00 0.1 positive manual P 41 59.1963 115 -0.02 95
IV.AIO.HHZ. 2017-12-26T22:11:58.20 0.6 undecidable manual S 304 22.755 143 -0.4 47
IV.EPZF.HHZ. 2017-12-26T22:11:57.50 0.1 undecidable manual P 266 52.0035 119 0.47 88
IV.SOI.EHZ. 2017-12-26T22:11:57.86 0.3 undecidable manual P 65 58.0974 116 0 72
IV.MUCR.HHZ. 2017-12-26T22:11:57.37 0.3 undecidable manual P 292 54.4011 117 0.02 73
IV.ESML.HHZ. 2017-12-26T22:11:57.84 0.3 undecidable manual P 242 56.5989 116 0.19 70
IV.EMSG.HHZ. 2017-12-26T22:11:56.53 0.1 undecidable manual P 265 43.9227 123 0.57 86
IV.MILZ.HHZ. 2017-12-26T22:11:56.26 0.1 undecidable manual P 338 49.7169 120 -0.46 89
IV.MSRU.HHZ. 2017-12-26T22:11:55.83 0.1 undecidable manual P 6 45.4212 122 -0.32 92
IV.EPOZ.HHZ. 2017-12-26T22:11:54.96 0.1 positive manual P 228 30.747 134 0.6 88
IV.MTTG.HHZ. 2017-12-26T22:11:54.16 0.1 positive manual P 53 27.2505 138 0.16 100
IV.NOV.HHZ. 2017-12-26T22:11:54.55 0.1 undecidable manual P 305 33.2445 132 -0.1 99
IV.AIO.HHZ. 2017-12-26T22:11:53.36 0.1 positive manual P 304 22.755 143 -0.2 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPOZ.HHN. ML:2.0 0.00027406875 0.0896 AML other m 2017-12-26T22:11:56.13
IV.AIO.HHE. ML:2.6 0.0013247209999999998 0.2048 AML other m 2017-12-26T22:11:58.73
IV.AIO.HHN. ML:2.6 0.0013675095 0.1792 AML other m 2017-12-26T22:11:59.19
IV.MTTG.HHN. ML:2.2 0.0005138502999999999 0.4992 AML other m 2017-12-26T22:12:00.45
IV.NOV.HHE. ML:2.6 0.001164943 0.512 AML other m 2017-12-26T22:12:00.59
IV.MTTG.HHE. ML:2.0 0.00032632245 0.6272 AML other m 2017-12-26T22:12:01.18
IV.NOV.HHN. ML:2.5 0.00104385255 0.2176 AML other m 2017-12-26T22:12:01.52
IV.MSRU.HHN. ML:2.6 0.0009384610500000002 0.32 AML other m 2017-12-26T22:12:03.82
IV.MSRU.HHE. ML:3.0 0.0021009945000000003 0.4096 AML other m 2017-12-26T22:12:03.99
IV.MILZ.HHN. ML:2.1 0.00026999685 0.3328 AML other m 2017-12-26T22:12:04.41
IV.MILZ.HHE. ML:2.6 0.0007739686999999999 0.2944 AML other m 2017-12-26T22:12:04.80
IV.MUCR.HHN. ML:2.4 0.00042280249999999996 0.448 AML other m 2017-12-26T22:12:06.25
IV.MUCR.HHE. ML:2.1 0.00023513125000000003 0.2816 AML other m 2017-12-26T22:12:06.65
IV.EPOZ.HHE. ML:1.9 0.00023217935 0.448 AML other m 2017-12-26T22:12:07.74
MN.CEL.HNE. ML:1.9 0.00013778085000000002 0.2176 AML other m 2017-12-26T22:12:07.97
MN.CEL.HHE. ML:2.0 0.00017860655000000002 0.2176 AML other m 2017-12-26T22:12:07.97
MN.CEL.HNN. ML:1.9 0.00012844939499999998 0.2432 AML other m 2017-12-26T22:12:07.86
IV.PLAC.HNN. ML:1.9 0.00005815866 0.7424 AML other m 2017-12-26T22:12:08.84
IV.AGST.EHE. ML:3.0 0.001659001 0.1536 AML other m 2017-12-26T22:12:08.97
MN.CEL.HHN. ML:2.0 0.00018316694999999999 0.256 AML other m 2017-12-26T22:12:09.13
IV.AGST.EHN. ML:3.3 0.0031137385 0.2048 AML other m 2017-12-26T22:12:09.00
IV.HAGA.HHN. ML:2.6 0.0006622077 0.128 AML other m 2017-12-26T22:12:09.02
IV.EMSG.HHN. ML:2.5 0.0007264867 0.32 AML other m 2017-12-26T22:12:08.90
IV.EMSG.HHE. ML:2.4 0.0006349988 0.2304 AML other m 2017-12-26T22:12:09.26
IV.SOI.EHE. ML:1.9 0.00014316345 0.3456 AML other m 2017-12-26T22:12:09.95
IV.SOI.EHN. ML:2.1 0.00020478345 0.3328 AML other m 2017-12-26T22:12:10.65
IV.HLNI.HHE. ML:2.3 0.00029142020000000004 0.1152 AML other m 2017-12-26T22:12:10.57
IV.IVGP.HHE. ML:2.2 0.00020995675 0.1408 AML other m 2017-12-26T22:12:10.55
IV.EPZF.HHN. ML:2.3 0.00037802115000000003 0.32 AML other m 2017-12-26T22:12:10.85
IV.ESML.HHE. ML:2.1 0.00025723995 0.2176 AML other m 2017-12-26T22:12:10.94
IV.HAGA.HHE. ML:2.3 0.00032271245 0.128 AML other m 2017-12-26T22:12:10.99
IV.EPZF.HHE. ML:2.3 0.0003914807 0.4608 AML other m 2017-12-26T22:12:10.73
IV.HLNI.HHN. ML:2.3 0.00027841485 0.0768 AML other m 2017-12-26T22:12:11.10
IV.IVGP.HHN. ML:2.1 0.0001772815 0.1792 AML other m 2017-12-26T22:12:12.01
IV.ILLI.HHN. ML:2.5 0.0004423019 0.5376 AML other m 2017-12-26T22:12:12.51
IV.MSFR.HHE. ML:1.7 0.000060989620000000004 0.3456 AML other m 2017-12-26T22:12:12.65
IV.IVPL.HHE. ML:2.5 0.0005252293999999999 0.3072 AML other m 2017-12-26T22:12:12.92
IV.IVPL.HHN. ML:2.5 0.0005235434500000001 0.384 AML other m 2017-12-26T22:12:13.40
IV.MSFR.HHN. ML:1.9 0.000099324255 0.4864 AML other m 2017-12-26T22:12:13.94
IV.SSY.HHN. ML:3.3 0.002152695 0.256 AML other m 2017-12-26T22:12:14.34
IV.SSY.HHE. ML:3.0 0.001076746 0.2432 AML other m 2017-12-26T22:12:14.87
IV.GALF.HHE. ML:2.3 0.00026683455 0.64 AML other m 2017-12-26T22:12:15.33
IV.GALF.HHN. ML:2.4 0.00031503555 0.3584 AML other m 2017-12-26T22:12:15.25
IV.ESML.HHN. ML:1.9 0.00015753685 0.5376 AML other m 2017-12-26T22:12:19.83
IV.ILLI.HHE. ML:2.5 0.00043064135 0.3584 AML other m 2017-12-26T22:12:22.52
IV.RAFF.HHN. ML:2.3 0.00014570926000000002 0.3584 AML other m 2017-12-26T22:12:23.81
IV.RAFF.HHE. ML:2.3 0.00015363170000000002 0.3072 AML other m 2017-12-26T22:12:23.71
IV.PLAC.HHE. ML:1.8 0.00005530481 0.5248 AML other m 2017-12-26T22:12:24.25
IV.PLAC.HHN. ML:1.9 0.00006771330500000001 0.5504 AML other m 2017-12-26T22:12:25.10
IV.PLAC.HNE. ML:2.1 0.00009879148500000001 0.576 AML other m 2017-12-26T22:12:25.39
IV.HMDC.HHE. ML:2.2 0.00011166648000000002 0.2944 AML other m 2017-12-26T22:12:25.62
IV.HMDC.HHN. ML:2.3 0.00013950975 0.8576 AML other m 2017-12-26T22:12:36.42
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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