Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 22-08-2018 and time 09:09:57 (Italy) in region 6 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 2.2 earthquake occured in region: 6 km SE Castelsantangelo sul Nera (MC), on

  • 22-08-2018 07:09:57 (UTC)
  • 22-08-2018 09:09:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8570, 13.2050 at 10 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
Castelsantangelo sul Nera MC 6 281 281
Montegallo AP 11 523 804
Montemonaco AP 11 604 1408
Ussita MC 11 444 1852
Norcia PG 12 4957 6809
Arquata del Tronto AP 12 1178 7987
Visso MC 13 1107 9094
Preci PG 14 724 9818
Montefortino FM 15 1178 10996
Bolognola MC 16 142 11138
Accumoli RI 18 667 11805
Amandola FM 19 3629 15434
Acquasanta Terme AP 19 2916 18350
Acquacanina MC 20 121 18471

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
58 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
88 Km S of Ancona (100861 inhabitants)
93 Km W of Pescara (121014 inhabitants)
97 Km NW of Chieti (51815 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 2.2 2018-08-22
07:09:57		 42.857 13.2052 10 2019-04-24
14:50:56		 Bollettino Sismico Italiano INGV 60949731
Reviewed
Rev100 		ML 2.2 2018-08-22
07:09:56		 42.8657 13.2062 10 2018-08-22
07:15:33		 Sala Sismica INGV-Roma 60060731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-22 07:09:57 ± 0.05
Latitude 42.8570 ± 0.0027
Longitude 13.2052 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 60949731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 421
Semi-minor axis of confidence ellipse (meter) 225
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 65
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66910
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 60949731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-01 13:20:16

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 74
Type of magnitude ML
Reference to an origin 60060731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-22 07:15:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NDIM.HNZ. 2018-08-22T07:11:22.71 3.0 undecidable manual Sg 10.91 0
GU.CARD.HHZ. 2018-08-22T07:11:04.32 3.0 undecidable manual Sn 0.48 0
IV.FIAM.HHZ. 2018-08-22T07:10:18.16 0.1 undecidable manual S 186 65.6898 50 0.81 74
IV.CING.HHZ. 2018-08-22T07:10:15.94 0.1 undecidable manual S 359 57.498 50 0.78 76
IV.GIGS.HHZ. 2018-08-22T07:10:14.09 0.1 undecidable manual S 146 53.9016 50 -0.1 91
IV.EL6.EHZ. 2018-08-22T07:10:14.45 0.1 undecidable manual S 351 53.1024 50 0.49 85
IV.ARVD.HHZ. 2018-08-22T07:10:10.19 0.1 undecidable manual P 343 74.2701 50 0.08 89
IV.RM33.EHZ. 2018-08-22T07:10:10.25 0.6 undecidable manual S 179 38.628 50 0.14 47
IV.CAMP.HHZ. 2018-08-22T07:10:09.92 0.6 undecidable manual S 155 39.3273 50 -0.38 44
IV.LNSS.HHZ. 2018-08-22T07:10:08.36 0.6 undecidable manual S 206 31.2465 50 0.22 47
OB.GAVE.EHZ. 2018-08-22T07:10:08.13 3.0 undecidable manual S -0.02 0
IV.FOSV.EHZ. 2018-08-22T07:10:08.00 0.3 undecidable manual P 324 60.3951 50 0.02 70
IV.FIAM.HHZ. 2018-08-22T07:10:08.77 0.1 undecidable manual P 186 65.6898 50 -0.03 91
IV.MF5.EHN. 2018-08-22T07:10:07.13 0.6 undecidable manual S 55 25.2525 50 0.59 43
IV.CESI.HHZ. 2018-08-22T07:10:07.56 0.6 undecidable manual S 304 29.4483 50 -0.09 48
IV.CING.HHZ. 2018-08-22T07:10:07.37 0.1 undecidable manual P 359 57.498 50 -0.17 90
IV.ATCC.EHZ. 2018-08-22T07:10:07.24 0.1 positive manual P 309 58.497 50 -0.45 84
IV.SMA1.EHZ. 2018-08-22T07:10:07.19 0.6 undecidable manual S 157 27.2505 50 0.11 48
IV.GUMA.HHZ. 2018-08-22T07:10:06.66 0.1 undecidable manual S 25 25.1526 50 0.15 96
IV.GIGS.HHZ. 2018-08-22T07:10:06.50 0.1 undecidable manual P 146 53.9016 50 -0.48 85
IV.CSP1.EHZ. 2018-08-22T07:10:06.34 0.6 undecidable manual S 360 26.0517 50 -0.41 45
IV.EL6.EHZ. 2018-08-22T07:10:06.70 0.1 undecidable manual P 351 53.1024 50 -0.15 91
IV.SNTG.HHZ. 2018-08-22T07:10:06.14 0.1 undecidable manual P 334 49.1175 50 -0.09 93
IV.MTRA.HNZ. 2018-08-22T07:10:04.57 0.1 undecidable manual S 125 19.1697 118 -0.06 99
IV.CAMP.HHZ. 2018-08-22T07:10:04.62 0.1 undecidable manual P 155 39.3273 50 -0.11 94
IV.TERO.HHZ. 2018-08-22T07:10:04.51 0.1 undecidable manual P 129 41.625 50 -0.57 84
IV.RM33.EHZ. 2018-08-22T07:10:04.65 0.1 undecidable manual P 179 38.628 50 0.03 96
IV.FDMO.HHZ. 2018-08-22T07:10:04.95 0.1 undecidable manual S 334 22.0668 115 -0.6 87
IV.CESI.HHZ. 2018-08-22T07:10:03.11 0.1 undecidable manual P 304 29.4483 50 -0.09 96
IV.FEMA.HNZ. 2018-08-22T07:10:03.92 0.1 undecidable manual S 313 17.1717 120 -0.12 98
IV.LNSS.HHZ. 2018-08-22T07:10:03.54 0.1 undecidable manual P 206 31.2465 50 0.06 97
OB.GAVE.EHZ. 2018-08-22T07:10:03.11 3.0 positive manual P -0.32 0
IV.CSP1.EHZ. 2018-08-22T07:10:02.45 0.1 undecidable manual P 360 26.0517 50 -0.23 94
IV.MMO1.EHZ. 2018-08-22T07:10:02.05 0.1 undecidable manual S 65 10.9779 133 -0.24 97
IV.SMA1.EHZ. 2018-08-22T07:10:02.88 0.1 undecidable manual P 157 27.2505 50 0.01 98
IV.MF5.EHN. 2018-08-22T07:10:02.75 0.1 undecidable manual P 55 25.2525 50 0.19 95
IV.GUMA.HHZ. 2018-08-22T07:10:02.67 0.1 undecidable manual P 25 25.1526 50 0.13 96
IV.FEMA.HNZ. 2018-08-22T07:10:01.30 0.3 undecidable manual P 313 17.1717 120 0.19 72
IV.FDMO.HHZ. 2018-08-22T07:10:01.85 0.1 undecidable manual P 334 22.0668 115 -0.14 97
IV.NRCA.HNZ. 2018-08-22T07:10:01.60 0.1 undecidable manual S 251 7.7811 142 0.05 100
IV.MTRA.HNZ. 2018-08-22T07:10:01.51 0.1 undecidable manual P 125 19.1697 118 0.05 99
IV.MC2.EHZ. 2018-08-22T07:10:01.35 0.3 undecidable manual S 348 6.1938 149 0.12 74
IV.MMO1.EHZ. 2018-08-22T07:10:00.21 0.1 undecidable manual P 65 10.9779 133 0.1 99
IV.MC2.EHZ. 2018-08-22T07:09:59.76 0.1 undecidable manual P 348 6.1938 149 0.27 96
IV.NRCA.HNZ. 2018-08-22T07:09:59.97 0.1 undecidable manual P 251 7.7811 142 0.29 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNN. ML:2.9 0.0125 0.3 AML other m 2018-08-22T07:10:01.80
IV.NRCA.HHE. ML:3.4 0.032350000000000004 0.08 AML other m 2018-08-22T07:10:01.74
IV.NRCA.HNE. ML:3.3 0.029650000000000003 0.08 AML other m 2018-08-22T07:10:01.74
IV.NRCA.HHN. ML:3.0 0.01345 0.12 AML other m 2018-08-22T07:10:02.18
IV.FEMA.HNE. ML:2.8 0.005735 0.16 AML other m 2018-08-22T07:10:04.16
IV.FEMA.HNN. ML:2.5 0.0029950000000000003 0.16 AML other m 2018-08-22T07:10:04.27
IV.MTRA.HNN. ML:2.5 0.002345 0.52 AML other m 2018-08-22T07:10:04.91
IV.MTRA.EHN. ML:2.5 0.00229 0.54 AML other m 2018-08-22T07:10:04.92
IV.FDMO.HHE. ML:2.2 0.00115 0.22 AML other m 2018-08-22T07:10:05.37
IV.MTRA.HNE. ML:2.4 0.001915 0.76 AML other m 2018-08-22T07:10:05.93
IV.MTRA.EHE. ML:2.4 0.002005 0.74 AML other m 2018-08-22T07:10:05.56
IV.FDMO.HHN. ML:2.3 0.00132 1.04 AML other m 2018-08-22T07:10:05.41
IV.GUMA.HHN. ML:2.8 0.0035 0.68 AML other m 2018-08-22T07:10:07.10
IV.GUMA.HNN. ML:2.7 0.0031100000000000004 1.04 AML other m 2018-08-22T07:10:07.10
IV.GUMA.HNE. ML:2.8 0.00346 0.38 AML other m 2018-08-22T07:10:07.43
IV.GUMA.HHE. ML:2.7 0.002805 0.4 AML other m 2018-08-22T07:10:07.24
IV.SMA1.EHN. ML:2.0 0.000633 0.38 AML other m 2018-08-22T07:10:07.66
IV.CESI.HHE. ML:2.5 0.00171 0.28 AML other m 2018-08-22T07:10:07.98
IV.CESI.HHN. ML:2.6 0.0020499999999999997 0.24 AML other m 2018-08-22T07:10:07.85
IV.SMA1.EHE. ML:2.0 0.0006274999999999999 1.28 AML other m 2018-08-22T07:10:07.87
IV.LNSS.HHN. ML:2.6 0.0016699999999999998 1.32 AML other m 2018-08-22T07:10:09.05
IV.LNSS.HHE. ML:2.6 0.001875 0.62 AML other m 2018-08-22T07:10:09.70
IV.CAMP.HHN. ML:2.2 0.0005 0.22 AML other m 2018-08-22T07:10:10.75
IV.CAMP.HHE. ML:2.0 0.00035499999999999996 0.2 AML other m 2018-08-22T07:10:10.74
IV.TERO.HHN. ML:2.2 0.0005535 0.4 AML other m 2018-08-22T07:10:11.12
IV.TERO.HNN. ML:2.0 0.00036199999999999996 0.34 AML other m 2018-08-22T07:10:11.12
IV.RM33.EHE. ML:2.0 0.0003305 1.2 AML other m 2018-08-22T07:10:12.84
IV.TERO.HNE. ML:2.0 0.00033150000000000003 0.44 AML other m 2018-08-22T07:10:12.57
IV.TERO.HHE. ML:2.2 0.0005669999999999999 0.56 AML other m 2018-08-22T07:10:12.57
IV.RM33.EHN. ML:2.0 0.000364 0.68 AML other m 2018-08-22T07:10:12.57
IV.RM33.HNE. ML:2.0 0.00039400000000000004 1.52 AML other m 2018-08-22T07:10:12.15
IV.RM33.HNN. ML:2.0 0.00040449999999999997 0.8 AML other m 2018-08-22T07:10:13.91
IV.SNTG.HHN. ML:1.9 0.0002065 1.16 AML other m 2018-08-22T07:10:13.91
IV.SNTG.HHE. ML:1.6 0.00010539999999999999 0.74 AML other m 2018-08-22T07:10:14.99
IV.GIGS.HHE. ML:1.7 0.00011899999999999999 0.32 AML other m 2018-08-22T07:10:15.21
IV.EL6.EHE. ML:2.1 0.000327 0.12 AML other m 2018-08-22T07:10:15.38
IV.GIGS.HHN. ML:1.5 0.00007795000000000001 0.46 AML other m 2018-08-22T07:10:15.74
IV.EL6.EHN. ML:2.3 0.0004385 0.36 AML other m 2018-08-22T07:10:16.33
IV.FOSV.EHE. ML:2.2 0.00029749999999999997 0.18 AML other m 2018-08-22T07:10:16.85
IV.CING.HHN. ML:2.0 0.00022999999999999998 0.12 AML other m 2018-08-22T07:10:16.92
IV.FOSV.EHN. ML:2.5 0.0006185 0.26 AML other m 2018-08-22T07:10:16.95
IV.CING.HHE. ML:2.0 0.000241 0.52 AML other m 2018-08-22T07:10:17.19
IV.ATCC.EHN. ML:2.0 0.000192 0.32 AML other m 2018-08-22T07:10:17.29
IV.ATCC.EHE. ML:2.0 0.000207 0.24 AML other m 2018-08-22T07:10:19.84
IV.ARVD.HHN. ML:1.7 0.0000715 0.24 AML other m 2018-08-22T07:10:21.23
IV.FIAM.HHN. ML:1.9 0.00013215 1.02 AML other m 2018-08-22T07:10:22.05
IV.ARVD.HHE. ML:1.7 0.00007730000000000001 0.9 AML other m 2018-08-22T07:10:22.71
IV.FIAM.HHE. ML:1.9 0.0001325 0.54 AML other m 2018-08-22T07:10:26.80
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