Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 23-04-2017 and time 17:23:58 (UTC) in region 3 km NE Pizzoli (AQ)

A magnitude ML 2.2 earthquake occured in region: 3 km NE Pizzoli (AQ), on

  • 23-04-2017 17:23:58 (UTC)
  • 23-04-2017 19:23:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4540, 13.3260 at 13 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
Pizzoli AQ 3 4326 4326
Barete AQ 4 737 5063
Capitignano AQ 8 665 5728
Cagnano Amiterno AQ 8 1369 7097
Montereale AQ 10 2581 9678
Scoppito AQ 11 3727 13405
Campotosto AQ 12 542 13947
L'Aquila AQ 13 69753 83700
Crognaleto TE 17 1297 84997
Borbona RI 17 617 85614
Lucoli AQ 18 1011 86625
Tornimparte AQ 18 3187 89812
Amatrice RI 20 2657 92469

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km NW of L'Aquila (69753 inhabitants)
39 Km SW of Teramo (54892 inhabitants)
57 Km E of Terni (111501 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
70 Km NE of Tivoli (56533 inhabitants)
70 Km W of Chieti (51815 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
73 Km W of Pescara (121014 inhabitants)
76 Km SE of Foligno (57155 inhabitants)
93 Km NE of Roma (2864731 inhabitants)
97 Km NE of Velletri (53303 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 2017-04-23
17:23:58		 42.4538 13.3255 13 2019-07-19
13:20:59		 Bollettino Sismico Italiano INGV 63046921
Reviewed
Rev100 		ML 2.2 2017-04-23
17:23:58		 42.4533 13.3247 13 2017-04-23
17:50:49		 Sala Sismica INGV-Roma 44282331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-04-23 17:23:58 ± 0.04
Latitude 42.4538 ± 0.0018
Longitude 13.3255 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 63046921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 270
Semi-minor axis of confidence ellipse (meter) 92
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 250
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 54
Number of defining phases 54
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.02338
Epicentral distance of station farthest from the epicenter (degree) 0.89033
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 33
Type of magnitude ML
Reference to an origin 44282331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-04-23 17:50:49

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 95
Type of magnitude ML
Reference to an origin 63046921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-11-14 13:50:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2017-04-23T17:24:15.35 0.6 undecidable manual P 326 98.4237 91 0.13 42
IV.MC2.EHZ. 2017-04-23T17:24:15.49 0.3 undecidable manual S 348 52.0035 93 0.52 63
IV.EL6.EHZ. 2017-04-23T17:24:15.86 0.3 undecidable manual P 349 98.8233 91 0.58 56
IV.MMO1.EHZ. 2017-04-23T17:24:14.27 0.6 undecidable manual S 0 49.4172 94 -0.02 47
IV.SNTG.HHZ. 2017-04-23T17:24:14.75 0.6 undecidable manual P 341 94.239 92 0.18 42
IV.T1241.EHZ. 2017-04-23T17:24:13.06 0.6 undecidable manual S 11 45.5211 94 -0.18 46
IV.T1245.HHZ. 2017-04-23T17:24:13.47 0.3 undecidable manual S 346 46.0206 94 0.07 70
IV.T1217.EHZ. 2017-04-23T17:24:12.62 0.3 undecidable manual S 312 43.1235 94 0.02 71
IV.T1212.EHZ. 2017-04-23T17:24:12.14 0.3 undecidable manual S 325 40.2264 95 0.3 68
IV.T1211.EHZ. 2017-04-23T17:24:11.57 0.3 undecidable manual S 283 39.4272 95 -0.07 72
IV.T1219.EHZ. 2017-04-23T17:24:11.02 0.1 undecidable manual P 339 71.6727 92 -0.08 89
IV.INTR.HHZ. 2017-04-23T17:24:10.31 0.3 undecidable manual P 136 68.2761 92 -0.27 65
IV.T1214.EHZ. 2017-04-23T17:24:10.70 0.6 undecidable manual S 344 35.2425 96 0.18 47
IV.GUMA.HHZ. 2017-04-23T17:24:10.96 0.3 undecidable manual P 1 67.5768 92 0.5 62
IV.CESI.HHZ. 2017-04-23T17:24:10.29 0.3 undecidable manual P 331 70.0743 92 -0.56 60
IV.FDMO.HHZ. 2017-04-23T17:24:10.41 0.3 undecidable manual P 343 67.4769 92 -0.04 68
IV.CESX.HHZ. 2017-04-23T17:24:09.51 1.0 undecidable manual P 286 62.7927 93 -0.22 22
IV.T1218.EHZ. 2017-04-23T17:24:08.79 0.6 undecidable manual S 324 29.5482 98 -0.21 47
IV.T1216.EHZ. 2017-04-23T17:24:08.59 0.6 undecidable manual P 333 54.501 93 0.13 46
IV.FIAM.HHZ. 2017-04-23T17:24:08.24 0.3 undecidable manual S 220 26.751 99 -0.04 73
IV.TERO.HHZ. 2017-04-23T17:24:08.83 0.6 undecidable manual S 50 29.4483 98 -0.16 47
IV.LNSS.HHZ. 2017-04-23T17:24:08.76 0.3 undecidable manual S 305 28.5492 98 0.01 73
IV.MC2.EHZ. 2017-04-23T17:24:08.27 0.3 undecidable manual P 348 52.0035 93 0.21 68
IV.T1222.EHZ. 2017-04-23T17:24:07.41 0.3 undecidable manual S 256 24.3534 101 -0.23 71
IV.T0110.HHZ. 2017-04-23T17:24:07.21 0.1 negative manual P 124 44.5221 94 0.29 90
IV.PTQR.HHZ. 2017-04-23T17:24:07.16 0.6 undecidable manual P 173 48.3183 94 -0.34 44
IV.NRCA.HHZ. 2017-04-23T17:24:07.00 0.1 undecidable manual P 338 45.5211 94 -0.07 94
IV.MMO1.EHZ. 2017-04-23T17:24:07.62 0.3 undecidable manual P 0 49.4172 94 -0.05 70
IV.T1245.HHZ. 2017-04-23T17:24:07.14 0.3 undecidable manual P 346 46.0206 94 -0.01 71
IV.T1246.HHN. 2017-04-23T17:24:06.20 0.3 undecidable manual S 44 19.869 106 -0.27 70
IV.T1212.EHZ. 2017-04-23T17:24:06.08 0.3 undecidable manual P 325 40.2264 95 -0.18 70
IV.SMA1.EHZ. 2017-04-23T17:24:06.45 0.6 undecidable manual S 2 19.6692 106 0.04 50
IV.T1217.EHZ. 2017-04-23T17:24:06.58 0.3 undecidable manual P 312 43.1235 94 -0.12 70
IV.GIGS.HHZ. 2017-04-23T17:24:06.36 0.3 undecidable manual S 90 20.2686 106 -0.21 71
IV.T1241.EHZ. 2017-04-23T17:24:06.84 0.1 undecidable manual P 11 45.5211 94 -0.22 91
IV.T1299.HNE. 2017-04-23T17:24:06.57 0.3 undecidable manual S 350 20.3685 105 -0.02 74
IV.VCEL.EHZ. 2017-04-23T17:24:06.91 0.6 undecidable manual P 99 42.7239 94 0.28 45
IV.T1214.EHZ. 2017-04-23T17:24:05.49 0.3 undecidable manual P 344 35.2425 96 0 73
IV.T1211.EHZ. 2017-04-23T17:24:05.84 0.1 undecidable manual P 283 39.4272 95 -0.3 91
IV.LNSS.HHZ. 2017-04-23T17:24:04.50 0.1 negative manual P 305 28.5492 98 0.03 98
IV.T1218.EHZ. 2017-04-23T17:24:04.54 0.1 negative manual P 324 29.5482 98 -0.08 97
IV.RM33.HNZ. 2017-04-23T17:24:04.07 0.6 undecidable manual S 304 10.9779 129 -0.28 48
IV.FIAM.HHZ. 2017-04-23T17:24:04.42 0.3 undecidable manual P 220 26.751 99 0.23 70
MN.AQU.HHZ. 2017-04-23T17:24:04.88 0.3 undecidable manual S 150 12.876 123 0.12 74
IV.TERO.HHZ. 2017-04-23T17:24:04.45 0.1 positive manual P 50 29.4483 98 -0.16 95
IV.T1299.HNE. 2017-04-23T17:24:03.27 0.1 undecidable manual P 350 20.3685 105 0.04 99
IV.T1247.HHZ. 2017-04-23T17:24:03.07 0.6 undecidable manual S 239 2.5974 166 -0.08 50
IV.T1246.HHN. 2017-04-23T17:24:03.12 0.1 undecidable manual P 44 19.869 106 -0.03 99
IV.T1222.EHZ. 2017-04-23T17:24:03.87 0.1 undecidable manual P 256 24.3534 101 0.04 98
IV.SMA1.EHZ. 2017-04-23T17:24:03.19 0.1 positive manual P 2 19.6692 106 0.07 98
IV.GIGS.HHZ. 2017-04-23T17:24:03.25 0.1 positive manual P 90 20.2686 106 0.04 99
MN.AQU.HHZ. 2017-04-23T17:24:02.36 0.1 undecidable manual P 150 12.876 123 0.19 97
IV.RM33.HNZ. 2017-04-23T17:24:02.00 0.1 undecidable manual P 304 10.9779 129 0.07 100
IV.T1247.HHZ. 2017-04-23T17:24:01.44 0.1 undecidable manual P 239 2.5974 166 0.21 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1247.HHE. ML:3.0 0.013318235 0.128 AML other m 2017-04-23T17:24:03.19
IV.T1247.HHN. ML:2.8 0.0081738495 0.1792 AML other m 2017-04-23T17:24:03.21
IV.RM33.EHN. ML:2.3 0.0021921600000000003 0.32 AML other m 2017-04-23T17:24:04.54
IV.RM33.HNN. ML:2.4 0.0022512805 0.3328 AML other m 2017-04-23T17:24:04.54
IV.RM33.HNE. ML:2.1 0.0013436910000000002 0.1152 AML other m 2017-04-23T17:24:05.22
IV.RM33.EHE. ML:2.1 0.001322105 0.1152 AML other m 2017-04-23T17:24:05.22
MN.AQU.HLE. ML:2.1 0.0012824974999999998 0.2944 AML other m 2017-04-23T17:24:07.39
MN.AQU.HHE. ML:2.2 0.0013727035 0.2944 AML other m 2017-04-23T17:24:07.39
MN.AQU.HHN. ML:2.3 0.0017387969999999998 0.256 AML other m 2017-04-23T17:24:05.97
MN.AQU.HLN. ML:2.3 0.001760826 0.2304 AML other m 2017-04-23T17:24:05.98
IV.SMA1.EHE. ML:3.2 0.010268098500000001 0.3968 AML other m 2017-04-23T17:24:07.05
IV.SMA1.EHN. ML:2.8 0.004890037 0.3072 AML other m 2017-04-23T17:24:07.05
IV.GIGS.HHE. ML:1.9 0.0005038419 0.1408 AML other m 2017-04-23T17:24:07.45
IV.GIGS.HHN. ML:2.2 0.00094768805 0.1792 AML other m 2017-04-23T17:24:07.08
IV.T1222.EHN. ML:2.6 0.0020172815000000003 0.3968 AML other m 2017-04-23T17:24:08.13
IV.T1222.HNE. ML:2.6 0.0020741964999999997 0.384 AML other m 2017-04-23T17:24:07.99
IV.T1222.EHE. ML:2.6 0.0020972405 0.3712 AML other m 2017-04-23T17:24:07.99
IV.T1222.HNN. ML:2.6 0.002007828 0.3968 AML other m 2017-04-23T17:24:08.13
IV.FIAM.HHN. ML:2.0 0.0004719643 0.3584 AML other m 2017-04-23T17:24:12.25
IV.FIAM.HHE. ML:2.0 0.0005908784 0.4736 AML other m 2017-04-23T17:24:12.85
IV.TERO.HHN. ML:2.3 0.0009062301500000001 0.0768 AML other m 2017-04-23T17:24:09.27
IV.TERO.HNE. ML:2.2 0.0007805471500000001 0.1408 AML other m 2017-04-23T17:24:10.72
IV.TERO.HNN. ML:2.2 0.00079877335 0.0768 AML other m 2017-04-23T17:24:09.27
IV.TERO.HHE. ML:2.3 0.0008546536 0.1408 AML other m 2017-04-23T17:24:10.72
IV.LNSS.HHE. ML:2.4 0.0011122897999999999 0.4096 AML other m 2017-04-23T17:24:09.09
IV.LNSS.HHN. ML:2.2 0.0007853414 0.32 AML other m 2017-04-23T17:24:11.43
IV.T1218.EHN. ML:2.3 0.0010159583 0.256 AML other m 2017-04-23T17:24:09.09
IV.T1218.HNE. ML:2.2 0.00078953255 0.2688 AML other m 2017-04-23T17:24:08.99
IV.T1218.HNN. ML:2.4 0.0010528545 0.2432 AML other m 2017-04-23T17:24:09.09
IV.T1218.EHE. ML:2.2 0.0007994771000000001 0.2688 AML other m 2017-04-23T17:24:08.99
IV.T1214.EHN. ML:2.2 0.0005661193 0.4736 AML other m 2017-04-23T17:24:14.43
IV.T1214.EHE. ML:2.2 0.0006412289999999999 0.2432 AML other m 2017-04-23T17:24:11.83
IV.T1214.HNN. ML:2.2 0.0005586343 0.4736 AML other m 2017-04-23T17:24:14.42
IV.T1214.HNE. ML:2.2 0.0006657399499999999 0.2432 AML other m 2017-04-23T17:24:11.83
IV.T1211.HNN. ML:2.4 0.0009680657000000001 0.3584 AML other m 2017-04-23T17:24:11.94
IV.T1211.EHN. ML:2.5 0.0010227182 0.32 AML other m 2017-04-23T17:24:14.05
IV.T1211.HNE. ML:2.1 0.00038825720000000005 0.1024 AML other m 2017-04-23T17:24:12.06
IV.T1211.EHE. ML:2.0 0.0003838662 0.1024 AML other m 2017-04-23T17:24:12.06
IV.T1212.EHE. ML:1.9 0.00025325600000000004 0.3584 AML other m 2017-04-23T17:24:14.27
IV.T1212.HNN. ML:1.9 0.00027975065 0.5248 AML other m 2017-04-23T17:24:12.24
IV.T1212.EHN. ML:2.0 0.0002967052 0.5248 AML other m 2017-04-23T17:24:12.24
IV.T1212.HNE. ML:2.0 0.00037022890000000004 0.4608 AML other m 2017-04-23T17:24:15.31
IV.T1217.EHN. ML:2.1 0.00035112165000000003 0.192 AML other m 2017-04-23T17:24:13.44
IV.T1217.HNE. ML:2.2 0.00043682759999999997 0.256 AML other m 2017-04-23T17:24:13.84
IV.T1217.EHE. ML:2.1 0.0004208202 0.256 AML other m 2017-04-23T17:24:13.84
IV.T1241.EHN. ML:1.9 0.00021026235 0.2304 AML other m 2017-04-23T17:24:13.85
IV.T1241.HNN. ML:1.9 0.0002324002 0.32 AML other m 2017-04-23T17:24:13.14
IV.T1241.HNE. ML:2.0 0.00032623025 0.2048 AML other m 2017-04-23T17:24:13.58
IV.T1241.EHE. ML:2.0 0.0002810528 0.192 AML other m 2017-04-23T17:24:14.37
IV.VCEL.EHN. ML:2.8 0.0018465164999999998 0.3968 AML other m 2017-04-23T17:24:16.20
IV.VCEL.EHE. ML:2.6 0.0011633420000000002 0.32 AML other m 2017-04-23T17:24:17.40
IV.NRCA.HHN. ML:2.2 0.0005032846 0.1792 AML other m 2017-04-23T17:24:14.60
IV.NRCA.HNE. ML:2.4 0.00076855885 0.1152 AML other m 2017-04-23T17:24:14.87
IV.NRCA.HHE. ML:2.4 0.00083156865 0.1024 AML other m 2017-04-23T17:24:14.87
IV.NRCA.HNN. ML:2.2 0.00047458149999999997 0.1792 AML other m 2017-04-23T17:24:14.52
IV.T1245.HNE. ML:2.3 0.0006328160499999999 0.4992 AML other m 2017-04-23T17:24:13.98
IV.T1245.HHE. ML:2.3 0.0006164309 0.4992 AML other m 2017-04-23T17:24:13.98
IV.T1245.HHN. ML:2.5 0.00097460515 0.256 AML other m 2017-04-23T17:24:15.74
IV.T1245.HNN. ML:2.6 0.0010045524 0.2688 AML other m 2017-04-23T17:24:15.74
IV.PTQR.HHE. ML:1.9 0.00021079720000000002 0.3968 AML other m 2017-04-23T17:24:15.87
IV.PTQR.HHN. ML:1.9 0.00019409965000000002 0.3072 AML other m 2017-04-23T17:24:14.94
IV.T0110.HHE. ML:2.7 0.0015113555 0.5376 AML other m 2017-04-23T17:24:15.15
IV.T0110.HHN. ML:2.6 0.0013003525 0.32 AML other m 2017-04-23T17:24:15.49
IV.T1216.EHE. ML:2.2 0.00038420374999999994 0.2304 AML other m 2017-04-23T17:24:17.57
IV.T1216.EHN. ML:2.2 0.00040713025000000004 0.1792 AML other m 2017-04-23T17:24:17.44
IV.CESX.HHE. ML:2.0 0.00016950175 0.512 AML other m 2017-04-23T17:24:25.48
IV.CESX.HHN. ML:2.0 0.00019150765 0.2816 AML other m 2017-04-23T17:24:22.49
IV.CESI.HHN. ML:2.3 0.00030410795 0.2944 AML other m 2017-04-23T17:24:21.35
IV.CESI.HHE. ML:1.9 0.0001185519 0.32 AML other m 2017-04-23T17:24:22.96
IV.INTR.HNN. ML:0.0 0.00000023676630000000002 0.4992 AML other m 2017-04-23T17:24:28.61
IV.INTR.HHN. ML:2.3 0.00034902535 0.4992 AML other m 2017-04-23T17:24:28.61
IV.INTR.HHE. ML:2.0 0.00015865975 0.6016 AML other m 2017-04-23T17:24:23.51
IV.INTR.HNE. ML:0.0 0.00000019082735 0.6016 AML other m 2017-04-23T17:24:23.51
IV.FDMO.HHE. ML:1.8 0.000115995055 0.2176 AML other m 2017-04-23T17:24:23.63
IV.FDMO.HHN. ML:1.9 0.000128892785 0.2048 AML other m 2017-04-23T17:24:22.08
IV.GUMA.HNE. ML:2.8 0.00111903495 0.64 AML other m 2017-04-23T17:24:21.31
IV.GUMA.HHE. ML:2.8 0.0011320000000000002 0.2816 AML other m 2017-04-23T17:24:23.71
IV.GUMA.HHN. ML:2.6 0.0007687593500000001 0.2176 AML other m 2017-04-23T17:24:21.58
IV.GUMA.HNN. ML:2.6 0.0007395071 0.3456 AML other m 2017-04-23T17:24:24.42
IV.T1219.HNN. ML:2.2 0.0002463398 0.3328 AML other m 2017-04-23T17:24:22.19
IV.T1219.HNE. ML:2.1 0.00019520484999999997 0.4352 AML other m 2017-04-23T17:24:21.06
IV.T1219.EHN. ML:2.1 0.00021489524999999997 0.32 AML other m 2017-04-23T17:24:22.20
IV.T1219.EHE. ML:2.0 0.00017165295 0.3072 AML other m 2017-04-23T17:24:22.19
IV.SNTG.HHN. ML:1.8 0.000074315775 0.32 AML other m 2017-04-23T17:24:32.10
IV.SNTG.HHE. ML:1.8 0.000059185045000000007 0.3328 AML other m 2017-04-23T17:24:27.97
IV.SNTG.HNE. ML:2.2 0.00016561195 0.7424 AML other m 2017-04-23T17:24:29.08
IV.ATCC.EHN. ML:2.0 0.00010488268000000001 0.3584 AML other m 2017-04-23T17:24:33.10
IV.ATCC.EHE. ML:2.1 0.00011736631 0.4608 AML other m 2017-04-23T17:24:39.14
IV.EL6.EHE. ML:2.2 0.00014022815 0.2176 AML other m 2017-04-23T17:24:36.33
IV.EL6.EHN. ML:2.3 0.0002063236 0.4608 AML other m 2017-04-23T17:24:38.83
IV.MIDA.HNE. ML:2.3 0.000152955315 0.7296 AML other m 2017-04-23T17:24:47.33
IV.MIDA.HHE. ML:1.8 0.00004699139 0.7168 AML other m 2017-04-23T17:24:58.78
IV.MIDA.HHN. ML:1.8 0.0000463611 0.3456 AML other m 2017-04-23T17:24:42.65
IV.VAGA.HNN. ML:1.9 0.00004329086 0.6656 AML other m 2017-04-23T17:24:38.94
IV.VAGA.HNE. ML:1.8 0.00003713279 0.9216 AML other m 2017-04-23T17:24:43.94
IV.VAGA.HHE. ML:1.6 0.000024750195 0.4608 AML other m 2017-04-23T17:24:51.24
IV.VAGA.HHN. ML:1.8 0.0000359982735 0.4736 AML other m 2017-04-23T17:24:56.13
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