Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 31-12-2018 and time 17:28:10 (Italy) in region 2 km N Sant'Angelo in Pontano (MC)

A magnitude ML 2.0 earthquake occured in region: 2 km N Sant'Angelo in Pontano (MC), on

  • 31-12-2018 16:28:10 (UTC)
  • 31-12-2018 17:28:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1180, 13.3960 at 26 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'Angelo in Pontano MC 2 1436 1436
Ripe San Ginesio MC 4 852 2288
Loro Piceno MC 6 2401 4689
Colmurano MC 6 1263 5952
Montappone FM 6 1682 7634
Falerone FM 7 3337 10971
San Ginesio MC 7 3498 14469
Penna San Giovanni MC 7 1108 15577
Gualdo MC 7 815 16392
Monte Vidon Corrado FM 7 731 17123
Massa Fermana FM 8 963 18086
Servigliano FM 9 2336 20422
Urbisaglia MC 9 2628 23050
Monte San Martino MC 10 765 23815
Mogliano MC 10 4696 28511
Camporotondo di Fiastrone MC 11 563 29074
Cessapalombo MC 11 512 29586
Montegiorgio FM 12 6851 36437
Sarnano MC 12 3264 39701
Belmonte Piceno FM 12 646 40347
Petriolo MC 13 1998 42345
Smerillo FM 13 365 42710
Monteleone di Fermo FM 13 395 43105
Tolentino MC 14 20069 63174
Santa Vittoria in Matenano FM 14 1330 64504
Belforte del Chienti MC 14 1886 66390
Caldarola MC 14 1823 68213
Monsampietro Morico FM 14 659 68872
Francavilla d'Ete FM 14 964 69836
Montefalcone Appennino FM 15 424 70260
Amandola FM 16 3629 73889
Magliano di Tenna FM 16 1452 75341
Montelparo FM 16 778 76119
Montottone FM 17 979 77098
Grottazzolina FM 17 3398 80496
Rapagnano FM 17 2145 82641
Monte San Pietrangeli FM 17 2458 85099
Pollenza MC 17 6618 91717
Corridonia MC 17 15430 107147
Comunanza AP 18 3166 110313
Monte Rinaldo FM 18 379 110692
Serrapetrona MC 18 966 111658
Force AP 19 1354 113012
Torre San Patrizio FM 19 2048 115060
Bolognola MC 19 142 115202
Monte Giberto FM 19 801 116003
Ortezzano FM 20 774 116777
Montefortino FM 20 1178 117955

Municipalities with at least 50000 inhabitants

An earthquake occurred to
56 Km S of Ancona (100861 inhabitants)
57 Km NW of Teramo (54892 inhabitants)
59 Km E of Foligno (57155 inhabitants)
82 Km E of Perugia (166134 inhabitants)
85 Km N of L'Aquila (69753 inhabitants)
86 Km SE of Fano (60888 inhabitants)
87 Km NE of Terni (111501 inhabitants)
91 Km NW of Montesilvano (53738 inhabitants)
96 Km SE of Pesaro (94582 inhabitants)
99 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 2.0 2018-12-31
16:28:10		 43.1182 13.3962 26 2019-06-04
09:16:17		 Bollettino Sismico Italiano INGV 68604881
Reviewed
Rev100 		ML 2.0 2018-12-31
16:28:09		 43.1242 13.4387 26 2018-12-31
16:41:08		 Sala Sismica INGV-Roma 64397591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-31 16:28:10 ± 0.11
Latitude 43.1182 ± 0.0045
Longitude 13.3962 ± 0.0062
Depth (km) 26 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68604881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 529
Semi-minor axis of confidence ellipse (meter) 161
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 317
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 61
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.75273
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 68604881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-16 09:44:55

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 64397591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-12-31 16:41:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAGR.HHZ. 2018-12-31T16:29:46.73 3.0 undecidable manual Pg 16.299999 0
IV.ESML.HHZ. 2018-12-31T16:29:35.17 3.0 negative manual Pn 3.98 0
IV.SGTA.HHZ. 2018-12-31T16:29:24.59 3.0 undecidable manual Sg 6.85 0
IV.NDIM.HNZ. 2018-12-31T16:29:22.96 3.0 undecidable manual Sn 3.61 0
SI.BOSI.HHZ. 2018-12-31T16:29:15.42 3.0 positive manual Pg 10.51 0
ST.OZOL.EHZ. 2018-12-31T16:29:11.54 3.0 negative manual Pg 6.65 0
IV.GATE.HHZ. 2018-12-31T16:29:04.86 3.0 undecidable manual Sn -0.51 0
IT.VNF1.HGZ. 2018-12-31T16:29:01.77 3.0 undecidable manual Sg 2.57 0
IV.MCRV.HHZ. 2018-12-31T16:29:00.10 3.0 undecidable manual Pg 9.07 0
IV.MTMR.HNZ. 2018-12-31T16:28:57.67 3.0 positive manual Pg 9.1 0
IV.CAFE.HHZ. 2018-12-31T16:28:50.98 3.0 undecidable manual Pn 2.47 0
IV.GATE.HHZ. 2018-12-31T16:28:42.29 3.0 negative manual Pn 1.19 0
IV.ATCC.EHZ. 2018-12-31T16:28:30.88 0.3 undecidable manual S 277 61.6938 106 0.96 54
IV.FOSV.EHZ. 2018-12-31T16:28:29.04 0.3 undecidable manual S 291 55.0005 108 0.83 58
IV.CESI.HHZ. 2018-12-31T16:28:25.54 0.3 undecidable manual S 253 41.7249 115 0.61 64
IV.NRCA.HHZ. 2018-12-31T16:28:24.48 0.3 undecidable manual S 216 39.0276 117 0.22 71
IV.SNTG.HHZ. 2018-12-31T16:28:24.81 0.3 undecidable manual S 293 39.8268 116 0.34 70
IV.PIEI.HHZ. 2018-12-31T16:28:24.78 0.1 undecidable manual P 304 83.5497 102 -0.18 87
IT.MTCL.HGE. 2018-12-31T16:28:23.38 3.0 undecidable manual S -0.29 0
IV.PP3.HNN. 2018-12-31T16:28:23.90 0.6 undecidable manual S 31 33.5442 121 0.9 38
IV.EL6.EHZ. 2018-12-31T16:28:23.27 0.3 undecidable manual S 315 33.4443 121 0.31 71
IV.CIMA.HNE. 2018-12-31T16:28:23.60 0.6 undecidable manual S 47 30.3474 124 1.33 31
IV.MML1.HNN. 2018-12-31T16:28:23.56 0.3 undecidable manual S 269 34.3434 120 0.37 69
IV.RM33.EHZ. 2018-12-31T16:28:23.20 0.3 undecidable manual P 192 69.1752 104 0.4 65
IV.CADA.HNE. 2018-12-31T16:28:23.82 0.6 undecidable manual S 74 30.747 124 1.46 28
IV.FEMA.HNE. 2018-12-31T16:28:23.37 0.3 undecidable manual S 238 32.9448 122 0.5 67
IV.CING.HNZ. 2018-12-31T16:28:22.65 0.3 undecidable manual S 330 32.8449 122 -0.19 73
IV.MC2.EHZ. 2018-12-31T16:28:22.15 0.3 undecidable manual S 216 28.4493 126 0.29 71
IV.SSFR.HHZ. 2018-12-31T16:28:21.24 0.3 undecidable manual P 306 60.8946 106 -0.33 66
IV.ATCC.EHZ. 2018-12-31T16:28:21.60 0.1 undecidable manual P 277 61.6938 106 -0.09 93
IV.FDMO.HHZ. 2018-12-31T16:28:21.54 0.1 undecidable manual S 250 26.6511 128 0.07 100
IV.ASSB.HHZ. 2018-12-31T16:28:21.28 0.1 undecidable manual P 262 60.2952 107 -0.21 91
IV.FOSV.EHZ. 2018-12-31T16:28:20.60 0.1 undecidable manual P 291 55.0005 108 -0.1 94
IV.TERO.HHZ. 2018-12-31T16:28:20.76 0.3 undecidable manual P 163 57.498 108 -0.31 68
IV.AOI.HHE. 2018-12-31T16:28:20.01 0.3 undecidable manual P 19 50.7159 110 -0.07 72
IV.SMA1.EHZ. 2018-12-31T16:28:20.08 0.3 undecidable manual P 185 54.3012 109 -0.53 64
IV.ARVD.HHZ. 2018-12-31T16:28:20.50 0.3 undecidable manual P 319 55.8996 108 -0.34 67
IV.PF6.EHN. 2018-12-31T16:28:19.21 0.3 undecidable manual S 278 16.4724 143 -0.36 73
IV.CSP1.EHZ. 2018-12-31T16:28:19.29 0.3 undecidable manual S 259 15.7731 145 -0.17 76
IV.MF5.EHZ. 2018-12-31T16:28:19.49 0.3 undecidable manual S 160 15.3735 145 0.09 75
IV.NRCA.HHZ. 2018-12-31T16:28:18.23 0.1 positive manual P 216 39.0276 117 -0.19 95
IV.SNTG.HHZ. 2018-12-31T16:28:18.45 0.1 undecidable manual P 293 39.8268 116 -0.09 97
IV.GUMA.HNN. 2018-12-31T16:28:18.36 0.3 undecidable manual S 219 7.881 161 -0.13 78
IV.CESI.HHZ. 2018-12-31T16:28:18.83 0.1 undecidable manual P 253 41.7249 115 0.02 99
IV.MML1.HNN. 2018-12-31T16:28:17.68 0.1 undecidable manual P 269 34.3434 120 -0.12 97
IV.CADA.HNE. 2018-12-31T16:28:17.62 0.1 undecidable manual P 74 30.747 124 0.3 95
IV.FEMA.HNE. 2018-12-31T16:28:17.65 0.3 undecidable manual P 238 32.9448 122 0.03 75
IV.CING.HNZ. 2018-12-31T16:28:17.27 0.1 undecidable manual P 330 32.8449 122 -0.33 94
IT.MTCL.HGE. 2018-12-31T16:28:17.74 3.0 undecidable manual P -0.13 0
IV.PP3.HNN. 2018-12-31T16:28:17.76 0.3 undecidable manual P 31 33.5442 121 0.07 74
IV.EL6.EHZ. 2018-12-31T16:28:17.45 0.1 undecidable manual P 315 33.4443 121 -0.22 96
IV.OFFI.HHZ. 2018-12-31T16:28:17.91 0.3 undecidable manual P 131 31.0467 123 0.55 66
IV.MNTP.HNZ. 2018-12-31T16:28:17.95 0.6 undecidable manual S 70 6.2937 165 -0.41 49
IV.CIMA.HNE. 2018-12-31T16:28:17.30 0.3 undecidable manual P 47 30.3474 124 0.03 75
IV.FDMO.HHZ. 2018-12-31T16:28:16.57 0.1 undecidable manual P 250 26.6511 128 -0.24 97
IV.MC2.EHZ. 2018-12-31T16:28:16.89 0.1 undecidable manual P 216 28.4493 126 -0.14 98
IV.MF5.EHZ. 2018-12-31T16:28:15.41 0.1 undecidable manual P 160 15.3735 145 -0.2 100
IV.PF6.EHN. 2018-12-31T16:28:15.33 0.1 undecidable manual P 278 16.4724 143 -0.39 96
IV.CSP1.EHZ. 2018-12-31T16:28:15.35 0.1 positive manual P 259 15.7731 145 -0.3 98
IV.MNTP.HNZ. 2018-12-31T16:28:14.50 0.1 undecidable manual P 70 6.2937 165 -0.52 95
IV.GUMA.HNN. 2018-12-31T16:28:14.79 0.1 undecidable manual P 219 7.881 161 -0.3 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MF5.EHN. ML:2.3 0.0011935 0.22 AML other m 2018-12-31T16:28:19.67
IV.MF5.EHE. ML:2.0 0.0005965 0.14 AML other m 2018-12-31T16:28:19.64
IV.CSP1.EHN. ML:1.9 0.00040377165000000004 0.2048 AML other m 2018-12-31T16:28:19.99
IV.FDMO.HHE. ML:2.6 0.001465 0.18 AML other m 2018-12-31T16:28:21.72
IV.FDMO.HHN. ML:2.1 0.0005945 0.22 AML other m 2018-12-31T16:28:21.66
IV.EL6.EHE. ML:2.0 0.0003325 0.2 AML other m 2018-12-31T16:28:23.76
IV.EL6.EHN. ML:2.1 0.00039616105000000003 0.1792 AML other m 2018-12-31T16:28:24.19
IV.NRCA.HHE. ML:2.5 0.001016 0.72 AML other m 2018-12-31T16:28:24.62
IV.NRCA.HNE. ML:2.5 0.0009026423500000001 0.1408 AML other m 2018-12-31T16:28:24.63
IV.NRCA.HNN. ML:2.2 0.0005376830000000001 0.128 AML other m 2018-12-31T16:28:24.58
IV.NRCA.HHN. ML:2.2 0.0004994999999999999 0.14 AML other m 2018-12-31T16:28:24.57
IV.SNTG.HHN. ML:2.0 0.00025418815 1.7184 AML other m 2018-12-31T16:28:24.11
IV.SNTG.HNN. ML:1.9 0.0002482622 1.2704 AML other m 2018-12-31T16:28:24.97
IV.SNTG.HHE. ML:1.8 0.00016749433499999998 0.1536 AML other m 2018-12-31T16:28:25.15
IV.SNTG.HNE. ML:1.7 0.00014170125 0.1536 AML other m 2018-12-31T16:28:25.15
IV.CESI.HHE. ML:1.8 0.00016726428000000002 1.7056 AML other m 2018-12-31T16:28:26.00
IV.CESI.HHN. ML:2.0 0.00027949999999999996 1.64 AML other m 2018-12-31T16:28:26.04
IV.FOSV.EHE. ML:1.6 0.00009037556999999999 0.2944 AML other m 2018-12-31T16:28:29.61
IV.FOSV.EHN. ML:1.7 0.00010113307500000001 1.7568 AML other m 2018-12-31T16:28:30.95
IV.ARVD.HHN. ML:1.1 0.00002351027 0.1408 AML other m 2018-12-31T16:28:30.17
IV.ATCC.EHE. ML:1.5 0.000053655355000000005 0.1664 AML other m 2018-12-31T16:28:31.62
IV.PIEI.HHN. ML:1.4 0.000029464110000000002 0.2944 AML other m 2018-12-31T16:28:41.15
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