Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 27-02-2017 and time 09:54:44 (Italy) in region 4 km SW Sarnano (MC)

A magnitude ML 2.1 earthquake occured in region: 4 km SW Sarnano (MC), on

  • 27-02-2017 08:54:44 (UTC)
  • 27-02-2017 09:54:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0070, 13.2800 at 25 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
Sarnano MC 4 3264 3264
Bolognola MC 5 142 3406
Amandola FM 7 3629 7035
Gualdo MC 8 815 7850
Montefortino FM 9 1178 9028
Acquacanina MC 9 121 9149
Fiastra MC 11 559 9708
Cessapalombo MC 12 512 10220
San Ginesio MC 12 3498 13718
Comunanza AP 12 3166 16884
Montemonaco AP 12 604 17488
Penna San Giovanni MC 13 1108 18596
Monte San Martino MC 13 765 19361
Ussita MC 13 444 19805
Smerillo FM 14 365 20170
Sant'Angelo in Pontano MC 14 1436 21606
Camporotondo di Fiastrone MC 14 563 22169
Montefalcone Appennino FM 15 424 22593
Caldarola MC 15 1823 24416
Fiordimonte MC 16 202 24618
Castelsantangelo sul Nera MC 16 281 24899
Ripe San Ginesio MC 17 852 25751
Pievebovigliana MC 17 866 26617
Visso MC 18 1107 27724
Santa Vittoria in Matenano FM 18 1330 29054
Force AP 18 1354 30408
Belforte del Chienti MC 18 1886 32294
Colmurano MC 19 1263 33557
Montegallo AP 19 523 34080
Palmiano AP 19 196 34276
Pieve Torina MC 19 1458 35734
Servigliano FM 19 2336 38070
Falerone FM 20 3337 41407

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km E of Foligno (57155 inhabitants)
52 Km NW of Teramo (54892 inhabitants)
71 Km S of Ancona (100861 inhabitants)
72 Km NE of Terni (111501 inhabitants)
73 Km E of Perugia (166134 inhabitants)
73 Km N of L'Aquila (69753 inhabitants)
90 Km NW of Montesilvano (53738 inhabitants)
96 Km S of Fano (60888 inhabitants)
97 Km NW of Pescara (121014 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 2.1 2017-02-27
08:54:44		 43.0068 13.2802 25 2019-07-19
13:21:00		 Bollettino Sismico Italiano INGV 63236621
Reviewed
Rev100 		ML 2.1 2017-02-27
08:54:44		 43.0098 13.2873 26 2017-02-27
09:03:49		 Sala Sismica INGV-Roma 41689851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-02-27 08:54:44 ± 0.06
Latitude 43.0068 ± 0.0018
Longitude 13.2802 ± 0.0037
Depth (km) 25 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 63236621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 340
Semi-minor axis of confidence ellipse (meter) 31
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.73834
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 41689851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-02-27 09:03:49

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 63236621
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-11-20 13:39:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1217.EHZ. 2017-02-27T08:54:59.37 0.3 undecidable manual S 221 43.3233 114 0.28 68
IV.ATVO.HHZ. 2017-02-27T08:54:58.69 0.3 undecidable manual P 301 81.9513 102 0.16 64
IV.T1218.EHZ. 2017-02-27T08:54:58.48 0.3 undecidable manual S 200 39.7269 116 0.27 68
IV.T1215.EHZ. 2017-02-27T08:54:58.76 0.6 undecidable manual S 236 40.4262 115 0.37 44
IV.SNTG.HHZ. 2017-02-27T08:54:58.45 0.6 undecidable manual S 315 38.9277 116 0.43 44
IV.T1299.EHZ. 2017-02-27T08:54:58.41 0.3 undecidable manual S 180 41.3253 115 -0.2 69
IV.EL6.EHZ. 2017-02-27T08:54:58.51 0.6 undecidable manual S 338 38.5281 117 0.57 42
IV.SMA1.EHZ. 2017-02-27T08:54:58.78 0.3 undecidable manual S 174 42.0246 114 0.01 72
IV.T1212.EHZ. 2017-02-27T08:54:57.04 0.3 undecidable manual S 214 34.1436 120 0.13 71
IV.CESI.HHZ. 2017-02-27T08:54:56.20 0.3 undecidable manual S 270 30.4473 124 0.13 71
IV.MURB.HHZ. 2017-02-27T08:54:56.47 0.3 undecidable manual P 295 67.4769 104 0.12 66
IV.GIGS.HHZ. 2017-02-27T08:54:56.26 0.3 undecidable manual P 159 65.8896 105 0.14 67
IV.MOMA.HHZ. 2017-02-27T08:54:55.60 0.3 undecidable manual P 249 61.9935 106 0.07 68
IV.T1244.EHZ. 2017-02-27T08:54:55.98 0.3 undecidable manual S 177 27.75 127 0.5 67
IV.MDAR.HNZ. 2017-02-27T08:54:54.45 0.6 undecidable manual S 332 23.4543 132 -0.13 48
IV.NRCA.HHZ. 2017-02-27T08:54:54.35 0.3 undecidable manual S 215 23.4543 132 -0.24 70
IV.T1219.EHZ. 2017-02-27T08:54:54.47 0.3 undecidable manual S 284 22.9548 133 -0.02 74
IV.ATCC.EHZ. 2017-02-27T08:54:54.58 0.3 undecidable manual P 291 55.5 108 0 70
IV.T1216.EHZ. 2017-02-27T08:54:54.76 0.3 undecidable manual S 239 24.8529 130 -0.1 72
IV.FOSV.EHZ. 2017-02-27T08:54:53.89 0.3 undecidable manual P 307 52.8027 109 -0.29 67
IV.FDMO.HHZ. 2017-02-27T08:54:53.01 0.3 undecidable manual S 282 15.9729 144 -0.23 71
IV.TERO.HHZ. 2017-02-27T08:54:53.86 0.1 undecidable manual P 148 50.1165 110 0.07 93
IV.LNSS.HHZ. 2017-02-27T08:54:53.52 0.3 undecidable manual P 204 48.9177 111 -0.1 70
IV.T1220.EHZ. 2017-02-27T08:54:53.82 0.3 undecidable manual S 307 19.2696 138 0.02 75
IV.SNTG.HHZ. 2017-02-27T08:54:52.12 0.1 undecidable manual P 315 38.9277 116 -0.09 95
IV.T1299.EHZ. 2017-02-27T08:54:52.32 0.3 undecidable manual P 180 41.3253 115 -0.22 69
IV.MMO1.HNZ. 2017-02-27T08:54:52.59 0.1 undecidable manual S -0.11 97
IV.EL6.EHZ. 2017-02-27T08:54:52.20 0.1 undecidable manual P 338 38.5281 117 0.04 95
IV.SMA1.EHZ. 2017-02-27T08:54:52.51 0.1 undecidable manual P 174 42.0246 114 -0.12 93
IV.T1218.EHZ. 2017-02-27T08:54:52.28 0.1 undecidable manual P 200 39.7269 116 -0.04 96
IV.T1217.EHZ. 2017-02-27T08:54:52.78 0.1 undecidable manual P 221 43.3233 114 -0.04 95
IV.GUMA.HHZ. 2017-02-27T08:54:52.60 0.3 undecidable manual S 36 7.5813 161 0.4 71
IV.MC2.EHZ. 2017-02-27T08:54:52.97 0.3 undecidable manual S 215 12.876 150 0.18 74
IV.T1215.EHZ. 2017-02-27T08:54:52.31 0.1 undecidable manual P 236 40.4262 115 -0.11 94
IV.CSP1.EHN. 2017-02-27T08:54:52.46 0.3 undecidable manual S 327 11.2776 153 -0.12 73
IV.CESI.HHZ. 2017-02-27T08:54:51.09 0.1 positive manual P 270 30.4473 124 0.01 97
IV.T1212.EHZ. 2017-02-27T08:54:51.53 0.1 undecidable manual P 214 34.1436 120 -0.03 97
IV.T1219.EHZ. 2017-02-27T08:54:50.10 0.1 positive manual P 284 22.9548 133 -0.07 98
IV.T1216.EHZ. 2017-02-27T08:54:50.23 0.1 undecidable manual P 239 24.8529 130 -0.15 96
IV.MDAR.HNZ. 2017-02-27T08:54:50.01 0.1 undecidable manual P 332 23.4543 132 -0.21 95
IV.T1244.EHZ. 2017-02-27T08:54:50.81 0.1 undecidable manual P 177 27.75 127 0.08 97
IV.NRCA.HHZ. 2017-02-27T08:54:50.08 0.1 positive manual P 215 23.4543 132 -0.14 96
IV.GUMA.HHZ. 2017-02-27T08:54:49.00 0.1 negative manual P 36 7.5813 161 0.15 99
IV.MC2.EHZ. 2017-02-27T08:54:49.28 0.1 undecidable manual P 215 12.876 150 0.09 99
IV.CSP1.EHN. 2017-02-27T08:54:49.02 0.1 undecidable manual P 327 11.2776 153 -0.04 100
IV.T1220.EHZ. 2017-02-27T08:54:49.66 0.1 undecidable manual P 307 19.2696 138 -0.1 98
IV.MMO1.HNZ. 2017-02-27T08:54:49.10 0.1 undecidable manual P 0.03 100
IV.FDMO.HHZ. 2017-02-27T08:54:49.28 0.3 undecidable manual P 282 15.9729 144 -0.17 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUMA.HHE. ML:2.6 0.0025 0.26 AML other m 2017-02-27T08:54:52.85
IV.GUMA.HNE. ML:2.5 0.0018 0.26 AML other m 2017-02-27T08:54:52.86
IV.FDMO.HHE. ML:2.5 0.00177 0.46 AML other m 2017-02-27T08:54:53.15
IV.FDMO.HHN. ML:2.4 0.001425 0.42 AML other m 2017-02-27T08:54:53.22
IV.GUMA.HNN. ML:2.4 0.001435 0.42 AML other m 2017-02-27T08:54:53.83
IV.GUMA.HHN. ML:2.3 0.00115 0.38 AML other m 2017-02-27T08:54:53.62
IV.T1220.EHE. ML:2.9 0.003545 0.38 AML other m 2017-02-27T08:54:54.29
IV.T1220.EHN. ML:2.9 0.0036 0.76 AML other m 2017-02-27T08:54:54.83
IV.T1219.EHE. ML:2.4 0.001295 0.14 AML other m 2017-02-27T08:54:54.83
IV.T1219.HNE. ML:2.5 0.001345 0.14 AML other m 2017-02-27T08:54:54.76
IV.T1219.EHN. ML:2.5 0.001315 0.12 AML other m 2017-02-27T08:54:54.88
IV.T1219.HNN. ML:2.5 0.001315 0.12 AML other m 2017-02-27T08:54:54.88
IV.T1216.EHN. ML:1.9 0.00035749999999999996 1.66 AML other m 2017-02-27T08:54:54.10
IV.NRCA.HHN. ML:2.1 0.000537 0.76 AML other m 2017-02-27T08:54:54.59
IV.NRCA.HHE. ML:2.2 0.0007085 1.76 AML other m 2017-02-27T08:54:55.95
IV.CESI.HHE. ML:2.3 0.000716 0.14 AML other m 2017-02-27T08:54:56.57
IV.T1212.EHE. ML:2.0 0.0003165 0.3 AML other m 2017-02-27T08:54:57.33
IV.T1212.HNE. ML:2.0 0.00032450000000000003 0.3 AML other m 2017-02-27T08:54:57.33
IV.T1212.EHN. ML:2.0 0.00032799999999999995 0.58 AML other m 2017-02-27T08:54:57.27
IV.T1212.HNN. ML:2.1 0.00039949999999999995 0.58 AML other m 2017-02-27T08:54:57.27
IV.T1216.EHE. ML:2.0 0.00046 0.38 AML other m 2017-02-27T08:54:57.40
IV.CESI.HHN. ML:2.1 0.000472 0.32 AML other m 2017-02-27T08:54:58.42
IV.T1218.EHE. ML:1.8 0.000174 0.44 AML other m 2017-02-27T08:54:58.56
IV.T1218.HNE. ML:1.8 0.0001855 0.44 AML other m 2017-02-27T08:54:58.56
IV.SNTG.HHN. ML:2.0 0.000324 0.28 AML other m 2017-02-27T08:54:58.60
IV.SNTG.HNE. ML:2.1 0.0003725 0.52 AML other m 2017-02-27T08:54:58.57
IV.SNTG.HHE. ML:2.1 0.0003765 0.54 AML other m 2017-02-27T08:54:58.56
IV.SMA1.EHE. ML:2.0 0.000249 0.42 AML other m 2017-02-27T08:54:59.32
IV.SNTG.HNN. ML:2.1 0.000366 0.86 AML other m 2017-02-27T08:54:59.60
IV.SMA1.EHN. ML:1.9 0.00021150000000000002 0.38 AML other m 2017-02-27T08:54:59.31
IV.EL6.EHE. ML:2.2 0.000434 0.36 AML other m 2017-02-27T08:54:59.35
IV.T1299.EHE. ML:1.7 0.00015250000000000002 0.32 AML other m 2017-02-27T08:54:59.47
IV.EL6.EHN. ML:2.1 0.000366 1.08 AML other m 2017-02-27T08:54:59.63
IV.T1218.EHN. ML:1.9 0.0002485 0.68 AML other m 2017-02-27T08:55:00.40
IV.T1218.HNN. ML:2.0 0.0002585 0.68 AML other m 2017-02-27T08:55:00.40
IV.T1215.EHE. ML:1.4 0.00007764999999999999 0.32 AML other m 2017-02-27T08:55:00.36
IV.T1299.EHN. ML:1.8 0.0001585 0.52 AML other m 2017-02-27T08:55:00.66
IV.T1215.EHN. ML:1.3 0.00005685 0.96 AML other m 2017-02-27T08:55:01.89
IV.LNSS.HHE. ML:2.0 0.000256 0.18 AML other m 2017-02-27T08:55:01.70
IV.ASSB.HHE. ML:2.1 0.0002635 1.7 AML other m 2017-02-27T08:55:01.02
IV.T1217.EHN. ML:1.7 0.00013700000000000002 1.28 AML other m 2017-02-27T08:55:01.99
IV.FOSV.EHE. ML:2.4 0.000483 0.38 AML other m 2017-02-27T08:55:02.25
IV.ASSB.HHN. ML:2.0 0.000257 1.06 AML other m 2017-02-27T08:55:02.84
IV.FOSV.EHN. ML:2.3 0.0004395 0.3 AML other m 2017-02-27T08:55:02.26
IV.LNSS.HHN. ML:2.0 0.000262 0.9 AML other m 2017-02-27T08:55:02.97
IV.TERO.HHN. ML:1.6 0.00009245000000000001 0.3 AML other m 2017-02-27T08:55:02.69
IV.TERO.HHE. ML:1.6 0.00009675000000000001 0.76 AML other m 2017-02-27T08:55:02.78
IV.T1217.EHE. ML:1.6 0.00009735 1.12 AML other m 2017-02-27T08:55:03.09
IV.ATCC.EHE. ML:2.2 0.000361 0.92 AML other m 2017-02-27T08:55:03.31
IV.ATCC.EHN. ML:2.1 0.0002615 0.54 AML other m 2017-02-27T08:55:03.59
IV.T1211.EHN. ML:2.0 0.00017755 0.22 AML other m 2017-02-27T08:55:05.48
IV.MOMA.HHE. ML:1.9 0.000131 0.48 AML other m 2017-02-27T08:55:06.37
IV.MURB.HHE. ML:2.4 0.000382 0.36 AML other m 2017-02-27T08:55:06.90
IV.MURB.HHN. ML:2.4 0.00038849999999999996 1.78 AML other m 2017-02-27T08:55:07.06
IV.MOMA.HHN. ML:1.9 0.00013450000000000002 0.28 AML other m 2017-02-27T08:55:07.51
IV.T1211.EHE. ML:1.8 0.00011195 0.48 AML other m 2017-02-27T08:55:09.24
IV.ATVO.HHN. ML:1.6 0.00005385 0.68 AML other m 2017-02-27T08:55:10.32
IV.ATVO.HHE. ML:1.7 0.0000669 0.26 AML other m 2017-02-27T08:55:11.81
IV.MPAG.EHE. ML:1.6 0.00004415 1.32 AML other m 2017-02-27T08:55:13.16
IV.MPAG.EHN. ML:1.6 0.000053400000000000004 0.96 AML other m 2017-02-27T08:55:15.13
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download