Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 26-04-2019 and time 09:35:22 (Italy) in region 8 km NW Accumoli (RI)

A magnitude ML 2.4 earthquake occured in region: 8 km NW Accumoli (RI), on

  • 26-04-2019 07:35:22 (UTC)
  • 26-04-2019 09:35:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7570, 13.1940 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
Accumoli RI 8 667 667
Arquata del Tronto AP 9 1178 1845
Norcia PG 9 4957 6802
Montegallo AP 15 523 7325
Cascia PG 15 3217 10542
Cittareale RI 16 482 11024
Castelsantangelo sul Nera MC 16 281 11305
Amatrice RI 16 2657 13962
Acquasanta Terme AP 18 2916 16878
Preci PG 19 724 17602
Montemonaco AP 19 604 18206

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of Teramo (54892 inhabitants)
46 Km E of Foligno (57155 inhabitants)
48 Km NW of L'Aquila (69753 inhabitants)
50 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
90 Km W of Pescara (121014 inhabitants)
92 Km NW of Chieti (51815 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
99 Km S of Ancona (100861 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 2.4 2019-04-26
07:35:22		 42.7567 13.1942 10 2019-08-22
08:24:59		 Bollettino Sismico Italiano INGV 68631021
Reviewed
Rev100 		ML 2.4 2019-04-26
07:35:22		 42.7622 13.199 11 2019-04-26
07:47:55		 Sala Sismica INGV-Roma 67972231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-26 07:35:22 ± 0.05
Latitude 42.7567 ± 0.0027
Longitude 13.1942 ± 0.0037
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 68631021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 317
Semi-minor axis of confidence ellipse (meter) 160
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 25
Number of associated phases, regardless of their use for origin computation 98
Number of defining phases 91
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.06390
Number of stations at which the event was observed 56
Number of stations from which data was used for origin computation 49
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 40
Type of magnitude ML
Reference to an origin 68631021
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-17 09:21:25

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 58
Type of magnitude ML
Reference to an origin 67972231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-26 07:47:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIU.EHZ. 2019-04-26T07:36:36.82 3.0 undecidable manual Sg 7.95 0
IV.NDIM.HHZ. 2019-04-26T07:36:07.82 3.0 positive manual Pn 2.53 0
IX.CSG3.HNZ.01 2019-04-26T07:36:04.89 3.0 undecidable manual Pn 1.85 0
IV.BARO.EHZ. 2019-04-26T07:35:54.34 0.3 undecidable manual S 239 109.2129 50 0.13 61
IT.PLTA.HNZ. 2019-04-26T07:35:52.65 3.0 undecidable manual P 4.62 0
IV.RUFI.EHZ. 2019-04-26T07:35:52.10 3.0 negative manual Pn 1.55 0
IV.PIEI.HHZ. 2019-04-26T07:35:52.96 0.1 undecidable manual S 329 101.5206 50 0.79 69
IV.FRON.EHZ. 2019-04-26T07:35:50.60 0.1 undecidable manual S 336 92.5407 50 0.83 69
IV.ATVO.HHZ. 2019-04-26T07:35:50.51 0.1 undecidable manual S 318 94.239 50 0.28 82
IV.ARVD.HHZ. 2019-04-26T07:35:48.55 0.1 undecidable manual S 346 84.7485 50 0.86 69
IV.SSFR.HHZ. 2019-04-26T07:35:47.74 0.1 undecidable manual S 336 82.4508 50 0.67 75
IV.MURB.HHZ. 2019-04-26T07:35:46.17 0.1 undecidable manual S 316 78.1662 50 0.25 85
IV.T0110.HHZ. 2019-04-26T07:35:45.85 0.1 undecidable manual S 141 75.4689 50 0.65 76
IV.VCEL.EHZ. 2019-04-26T07:35:43.77 0.1 undecidable manual S 127 66.378 50 0.99 67
IV.ATCC.EHZ. 2019-04-26T07:35:43.06 0.1 undecidable manual S 317 65.49 50 0.53 82
IV.FOSV.EHZ. 2019-04-26T07:35:43.92 0.1 undecidable manual S 330 69.2751 50 0.37 84
IV.EL6.EHZ. 2019-04-26T07:35:42.31 0.1 undecidable manual S 353 63.9915 50 0.17 89
IV.CAFI.HHZ. 2019-04-26T07:35:42.62 0.1 undecidable manual P 303 118.0929 50 0.52 74
IV.BARO.EHZ. 2019-04-26T07:35:41.07 0.3 undecidable manual P 239 109.2129 50 0.34 59
IV.SNTG.HHZ. 2019-04-26T07:35:40.89 0.1 undecidable manual S 340 58.9965 50 0.08 91
IV.NARO.HHZ. 2019-04-26T07:35:40.24 0.1 undecidable manual P 333 107.0151 50 -0.14 82
IV.CESX.HHZ. 2019-04-26T07:35:39.29 0.1 undecidable manual S 252 52.2033 50 0.29 88
IV.FIAM.HHZ. 2019-04-26T07:35:39.64 0.1 undecidable manual S 187 54.6009 50 0.01 93
IV.PIEI.HHZ. 2019-04-26T07:35:39.74 0.1 undecidable manual P 329 101.5206 50 0.19 82
IV.MOMA.HHZ. 2019-04-26T07:35:39.12 0.1 undecidable manual S 276 51.1155 50 0.42 86
IV.ASSB.HHZ. 2019-04-26T07:35:39.23 0.1 undecidable manual S 306 53.8017 50 -0.21 90
IV.ATVO.HHZ. 2019-04-26T07:35:38.72 0.1 undecidable manual P 318 94.239 50 0.29 82
IV.MDAR.HNN. 2019-04-26T07:35:38.05 0.3 undecidable manual S 355 48.5181 50 0.03 71
IV.MGAB.HHZ. 2019-04-26T07:35:38.09 0.1 undecidable manual P 281 89.7435 50 0.37 81
IV.CERT.HHZ. 2019-04-26T07:35:38.10 0.1 undecidable manual P 191 91.242 50 0.14 85
IV.FRON.EHZ. 2019-04-26T07:35:37.92 0.1 undecidable manual P 336 92.5407 50 -0.24 83
IV.SEF1.HNN. 2019-04-26T07:35:37.44 0.3 undecidable manual S 335 47.7189 50 -0.35 66
MN.AQU.HNN. 2019-04-26T07:35:37.78 0.1 undecidable manual S 159 47.9187 50 -0.07 93
IV.SAP2.EHZ. 2019-04-26T07:35:36.79 0.1 undecidable manual S 24 41.2254 50 0.72 79
IV.SSFR.HHZ. 2019-04-26T07:35:36.41 0.1 undecidable manual P 336 82.4508 50 -0.19 85
IV.GIGS.HHZ. 2019-04-26T07:35:36.62 0.1 undecidable manual S 137 45.7209 50 -0.65 81
IV.ARVD.HHZ. 2019-04-26T07:35:36.66 0.1 undecidable manual P 346 84.7485 50 -0.3 83
IV.MML1.EHE. 2019-04-26T07:35:36.21 0.1 undecidable manual S 336 43.5231 50 -0.47 86
IV.MURB.HHZ. 2019-04-26T07:35:36.34 0.1 undecidable manual P 316 78.1662 50 0.4 82
IV.ARRO.EHZ. 2019-04-26T07:35:35.92 0.1 undecidable manual S 241 40.1265 50 0.15 93
IV.T0110.HHZ. 2019-04-26T07:35:35.49 0.1 undecidable manual P 141 75.4689 50 -0.03 89
IV.PF6.EHE. 2019-04-26T07:35:35.96 0.1 undecidable manual S 0 42.3243 50 -0.39 88
IV.MF5.EHZ. 2019-04-26T07:35:34.43 0.1 undecidable manual S 40 33.5442 50 0.42 89
IV.GUMA.HHZ. 2019-04-26T07:35:34.92 0.1 undecidable manual S 19 35.8419 50 0.29 91
IV.VCEL.EHZ. 2019-04-26T07:35:34.49 0.1 undecidable manual P 127 66.378 50 0.37 85
IV.TERO.HHZ. 2019-04-26T07:35:34.13 0.1 undecidable manual S 114 36.5412 50 -0.69 81
IV.FOSV.EHZ. 2019-04-26T07:35:34.31 0.1 undecidable manual P 330 69.2751 50 -0.26 86
IV.CESI.HHZ. 2019-04-26T07:35:34.34 0.1 undecidable manual S 320 36.2415 50 -0.4 89
IV.CSP1.EHZ. 2019-04-26T07:35:34.54 0.1 undecidable manual S 1 37.2294 50 -0.45 88
IV.EL6.EHZ. 2019-04-26T07:35:33.36 0.1 negative manual P 353 63.9915 50 -0.4 85
IV.ATCC.EHZ. 2019-04-26T07:35:33.79 0.1 undecidable manual P 317 65.49 50 -0.19 88
IV.TRTR.HHZ. 2019-04-26T07:35:33.91 0.1 undecidable manual P 84 58.8966 50 0.94 70
IV.CAMP.HHZ. 2019-04-26T07:35:32.61 0.1 undecidable manual S 144 30.1476 50 -0.5 88
IV.RM33.EHZ. 2019-04-26T07:35:32.28 0.1 undecidable manual S 177 27.5502 50 -0.13 96
IV.FDMO.HHE. 2019-04-26T07:35:32.97 0.1 undecidable manual S 344 32.2455 50 -0.7 81
IV.SNTG.HHZ. 2019-04-26T07:35:32.48 0.1 undecidable manual P 340 58.9965 50 -0.51 83
IV.FEMA.HNZ. 2019-04-26T07:35:31.30 0.1 undecidable manual S 333 25.6521 111 -0.52 88
IV.MOMA.HHZ. 2019-04-26T07:35:31.60 0.1 positive manual P 276 51.1155 50 -0.17 91
MN.AQU.HNN. 2019-04-26T07:35:31.11 0.1 undecidable manual P 159 47.9187 50 -0.17 91
IV.ASSB.HHZ. 2019-04-26T07:35:31.78 0.1 undecidable manual P 306 53.8017 50 -0.42 86
IV.GAVE.EHZ. 2019-04-26T07:35:31.71 0.1 undecidable manual S 254 25.4523 111 -0.05 97
IV.CESX.HHZ. 2019-04-26T07:35:31.63 0.1 undecidable manual P 252 52.2033 50 -0.31 88
IV.OFFI.HHZ. 2019-04-26T07:35:31.33 0.1 positive manual P 64 44.622 50 0.56 84
IV.FIAM.HHZ. 2019-04-26T07:35:31.93 0.1 undecidable manual P 187 54.6009 50 -0.38 86
IV.MNTT.EHZ. 2019-04-26T07:35:31.87 0.1 undecidable manual P 44 47.0196 50 0.72 78
IT.FOPC.HGZ. 2019-04-26T07:35:31.17 3.0 positive manual P 0.62 0
IV.MML1.EHE. 2019-04-26T07:35:30.16 0.1 negative manual P 336 43.5231 50 -0.44 87
IV.SAP2.EHZ. 2019-04-26T07:35:30.27 0.1 undecidable manual P 24 41.2254 50 0.02 95
IV.SEF1.HNN. 2019-04-26T07:35:30.79 0.3 undecidable manual P 335 47.7189 50 -0.46 65
IV.GIGS.HHZ. 2019-04-26T07:35:30.46 0.1 undecidable manual P 137 45.7209 50 -0.48 86
IV.MDAR.HNN. 2019-04-26T07:35:30.99 0.3 undecidable manual P 355 48.5181 50 -0.39 65
IV.LNSS.HHZ. 2019-04-26T07:35:30.55 0.1 undecidable manual S 216 21.1677 115 0.16 96
IV.T1299.EHE. 2019-04-26T07:35:29.17 0.1 undecidable manual S 152 15.3735 122 0.56 88
IV.CSP1.EHZ. 2019-04-26T07:35:29.22 0.1 negative manual P 1 37.2294 50 -0.41 89
IV.MMO1.EHZ. 2019-04-26T07:35:29.52 0.1 undecidable manual S 34 19.1697 117 -0.24 95
IV.MF5.EHZ. 2019-04-26T07:35:29.11 0.1 undecidable manual P 40 33.5442 50 0.04 96
IV.GUMA.HHZ. 2019-04-26T07:35:29.37 0.1 negative manual P 19 35.8419 50 -0.05 96
IV.SMA1.EHZ. 2019-04-26T07:35:29.49 0.1 undecidable manual S 141 18.1707 118 0.05 99
IV.TERO.HHZ. 2019-04-26T07:35:29.07 0.1 undecidable manual P 114 36.5412 50 -0.46 88
IV.ARRO.EHZ. 2019-04-26T07:35:29.79 0.1 undecidable manual P 241 40.1265 50 -0.29 90
IV.MC2.EHZ. 2019-04-26T07:35:29.60 0.1 undecidable manual S 359 17.1717 119 0.45 91
IV.CESI.HHZ. 2019-04-26T07:35:29.13 0.1 negative manual P 320 36.2415 50 -0.35 90
IV.PF6.EHE. 2019-04-26T07:35:29.93 0.1 negative manual P 0 42.3243 50 -0.49 86
IV.FDMO.HHE. 2019-04-26T07:35:28.39 0.1 negative manual P 344 32.2455 50 -0.48 88
IT.MTCL.HGZ. 2019-04-26T07:35:28.17 3.0 undecidable manual P -0.19 0
IV.MTRA.HNZ. 2019-04-26T07:35:28.86 0.1 undecidable manual S 90 16.4724 120 -0.09 98
IV.CAMP.HHZ. 2019-04-26T07:35:28.27 0.1 undecidable manual P 144 30.1476 50 -0.27 92
IV.RM33.EHZ. 2019-04-26T07:35:27.95 0.1 negative manual P 177 27.5502 50 -0.19 94
IV.LNSS.HHZ. 2019-04-26T07:35:27.08 0.1 positive manual P 216 21.1677 115 0.11 97
IV.NRCA.HNZ. 2019-04-26T07:35:27.38 0.1 undecidable manual S 323 10.6782 132 0.06 100
IV.FEMA.HNZ. 2019-04-26T07:35:27.51 0.1 negative manual P 333 25.6521 111 -0.29 93
IV.GAVE.EHZ. 2019-04-26T07:35:27.66 0.1 positive manual P 254 25.4523 111 -0.1 96
IV.MTRA.HNZ. 2019-04-26T07:35:26.14 0.1 positive manual P 90 16.4724 120 0 100
IV.SMA1.EHZ. 2019-04-26T07:35:26.53 0.1 positive manual P 141 18.1707 118 0.11 98
IV.MC2.EHZ. 2019-04-26T07:35:26.33 0.1 negative manual P 359 17.1717 119 0.07 98
IV.T1299.EHE. 2019-04-26T07:35:26.35 0.1 negative manual P 152 15.3735 122 0.4 92
IV.MMO1.EHZ. 2019-04-26T07:35:26.51 0.1 negative manual P 34 19.1697 117 -0.1 98
IV.NRCA.HNZ. 2019-04-26T07:35:25.41 0.1 negative manual P 323 10.6782 132 0.21 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHE. ML:2.5 0.0030516709999999997 0.3968 AML other m 2019-04-26T07:35:29.17
IV.MTRA.EHN. ML:2.4 0.002546782 0.3008 AML other m 2019-04-26T07:35:29.45
IV.MTRA.HNE. ML:2.5 0.0030675635000000003 0.3968 AML other m 2019-04-26T07:35:29.17
IV.MTRA.HNN. ML:2.4 0.0025442355 0.3008 AML other m 2019-04-26T07:35:29.45
IV.SMA1.EHE. ML:2.5 0.0024592485 0.2432 AML other m 2019-04-26T07:35:29.72
IV.LNSS.HNE. ML:2.5 0.0024300364999999997 0.1088 AML other m 2019-04-26T07:35:30.78
IV.LNSS.HHE. ML:2.6 0.00275284 0.1216 AML other m 2019-04-26T07:35:30.77
IV.LNSS.HNN. ML:2.5 0.0024039634999999996 0.16 AML other m 2019-04-26T07:35:31.06
IV.LNSS.HHN. ML:2.6 0.002630154 0.1344 AML other m 2019-04-26T07:35:31.06
IV.GAVE.HNE. ML:2.6 0.0022575795 0.2624 AML other m 2019-04-26T07:35:31.99
IV.GAVE.EHN. ML:2.7 0.002847492 0.1792 AML other m 2019-04-26T07:35:32.61
IV.GAVE.EHE. ML:2.6 0.0023049054999999996 0.3392 AML other m 2019-04-26T07:35:31.96
IV.GAVE.HNN. ML:2.1 0.00081878485 0.1792 AML other m 2019-04-26T07:35:32.60
IV.RM33.EHN. ML:2.3 0.00114115875 0.3008 AML other m 2019-04-26T07:35:32.43
IV.RM33.HNE. ML:2.2 0.00083573535 0.1408 AML other m 2019-04-26T07:35:32.92
IV.RM33.HNN. ML:2.3 0.0011592545 0.2944 AML other m 2019-04-26T07:35:32.43
IV.RM33.EHE. ML:2.2 0.0008515183 0.1408 AML other m 2019-04-26T07:35:32.92
IV.CAMP.HHN. ML:2.3 0.0009772829 0.544 AML other m 2019-04-26T07:35:33.11
IV.CAMP.HHE. ML:2.1 0.0006167517 0.1984 AML other m 2019-04-26T07:35:32.86
IV.MF5.EHE. ML:2.6 0.0017595805000000001 0.4416 AML other m 2019-04-26T07:35:35.08
IV.OFFI.HHN. ML:2.9 0.0023150665000000003 0.3776 AML other m 2019-04-26T07:35:39.93
IV.OFFI.HHE. ML:2.3 0.00058805985 0.3584 AML other m 2019-04-26T07:35:39.88
IV.MOMA.HNN. ML:2.5 0.00074879595 0.1664 AML other m 2019-04-26T07:35:40.22
IV.MOMA.HNE. ML:2.8 0.0016003545 0.1728 AML other m 2019-04-26T07:35:40.20
IV.MOMA.HHE. ML:2.8 0.0017010749999999998 0.1792 AML other m 2019-04-26T07:35:40.19
IV.ASSB.HHN. ML:2.5 0.00076735115 0.096 AML other m 2019-04-26T07:35:39.90
IV.SNTG.HHE. ML:2.2 0.00036747494999999996 0.2752 AML other m 2019-04-26T07:35:42.00
IV.SNTG.HNN. ML:2.3 0.00038233814999999997 0.1472 AML other m 2019-04-26T07:35:42.44
IV.SNTG.HNE. ML:2.2 0.0003748703 0.2752 AML other m 2019-04-26T07:35:42.14
IV.SNTG.HHN. ML:2.3 0.00042034740000000003 0.16 AML other m 2019-04-26T07:35:42.44
IV.ATCC.EHE. ML:2.4 0.00047692595000000006 0.32 AML other m 2019-04-26T07:35:43.34
IV.FOSV.EHE. ML:2.2 0.00027460995 0.16 AML other m 2019-04-26T07:35:44.64
IV.T0110.HHE. ML:2.6 0.0005753196499999999 0.4416 AML other m 2019-04-26T07:35:47.14
IV.SSFR.HNN. ML:2.8 0.0008205320499999999 0.2432 AML other m 2019-04-26T07:35:50.55
IV.SSFR.HHN. ML:2.7 0.0007194741 0.16 AML other m 2019-04-26T07:35:50.58
IV.ARVD.HHE. ML:2.2 0.0002059088 0.16 AML other m 2019-04-26T07:35:49.68
IV.FRON.EHE. ML:2.2 0.0001642941 0.1216 AML other m 2019-04-26T07:35:52.31
IV.FRON.EHN. ML:2.4 0.00024938495 0.16 AML other m 2019-04-26T07:35:52.40
IV.CAFI.HHE. ML:2.2 0.00011296039999999999 0.48 AML other m 2019-04-26T07:35:58.94
IV.CAFI.HNE. ML:2.1 0.000107311265 0.48 AML other m 2019-04-26T07:35:58.71
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