Earthquake with magnitude of ML 1.6 on date 12-07-2021 and time 18:12:41 (Italy) in region 1 km W Cagnano Amiterno (AQ)

A magnitude ML 1.6 earthquake occured in region: 1 km W Cagnano Amiterno (AQ), on

  • 12-07-2021 16:12:41 (UTC)
  • 12-07-2021 18:12:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4580, 13.2140 at 11 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cagnano Amiterno AQ 1 1369 1369
Barete AQ 6 737 2106
Pizzoli AQ 7 4326 6432
Montereale AQ 8 2581 9013
Borbona RI 9 617 9630
Capitignano AQ 10 665 10295
Scoppito AQ 10 3727 14022
Antrodoco RI 12 2588 16610
Posta RI 12 694 17304
Micigliano RI 13 127 17431
Borgo Velino RI 14 972 18403
Castel Sant'Angelo RI 17 1308 19711
Campotosto AQ 17 542 20253
Cittareale RI 18 482 20735
L'Aquila AQ 19 69753 90488
Tornimparte AQ 20 3187 93675

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NW of L'Aquila (69753 inhabitants)
46 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
65 Km NE of Tivoli (56533 inhabitants)
65 Km NE of Guidonia Montecelio (88673 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
79 Km W of Chieti (51815 inhabitants)
82 Km W of Pescara (121014 inhabitants)
87 Km NE of Roma (2864731 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
93 Km NE of Velletri (53303 inhabitants)
99 Km SE of Perugia (166134 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 1.6 2021-07-12
16:12:41
42.4577 13.2138 11 2021-12-29
11:12:21
Bollettino Sismico Italiano INGV 94323091
Reviewed
Rev100
ML 1.6 2021-07-12
16:12:41
42.4537 13.2168 11 2021-07-12
16:25:15
Sala Sismica INGV-Roma 92676811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-12 16:12:41 ± 0.06
Latitude 42.4577 ± 0.0027
Longitude 13.2138 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 94323091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 237
Semi-minor axis of confidence ellipse (meter) 194
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
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) 0.05126
Epicentral distance of station farthest from the epicenter (degree) 0.63402
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 33
Type of magnitude ML
Reference to an origin 94323091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-08-18 09:35:24

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 92676811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-12 16:25:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VCEL.EHZ. 2021-07-12T16:12:58.16 0.6 undecidable manual S 98 51.8037 90 0.36 45
IV.MC2.EHZ. 2021-07-12T16:12:57.81 0.3 undecidable manual S 358 50.4162 90 0.39 67
IV.NRCA.HHZ. 2021-07-12T16:12:55.28 0.6 undecidable manual S 349 42.5241 90 -0.03 49
IV.ARRO.EHZ. 2021-07-12T16:12:54.48 0.3 undecidable manual S 290 39.0276 90 0.09 73
IV.MTRA.EHZ. 2021-07-12T16:12:53.45 0.3 undecidable manual S 24 36.3414 91 -0.23 71
IV.TERO.HHZ. 2021-07-12T16:12:53.42 0.6 undecidable manual S 60 36.741 91 -0.37 46
IV.CSP1.EHZ. 2021-07-12T16:12:53.74 0.3 undecidable manual P 359 70.374 90 -0.04 70
IV.GAVE.EHZ. 2021-07-12T16:12:53.42 0.3 undecidable manual S 315 36.8298 91 -0.39 69
IV.VCEL.EHZ. 2021-07-12T16:12:51.05 0.6 undecidable manual P 98 51.8037 90 0.13 47
IV.T0110.HHZ. 2021-07-12T16:12:51.06 0.6 undecidable manual P 119 52.6029 90 0.02 48
IV.GIGS.HHE. 2021-07-12T16:12:51.53 0.3 undecidable manual S 91 29.3484 91 -0.28 71
IV.PTQR.HHZ. 2021-07-12T16:12:50.58 1.0 undecidable manual P 162 50.7159 90 -0.17 23
IV.MC2.EHZ. 2021-07-12T16:12:50.80 0.1 undecidable manual P 358 50.4162 90 0.1 94
IV.LNSS.HHZ. 2021-07-12T16:12:49.38 0.6 undecidable manual S 319 21.4674 91 -0.32 48
IV.NRCA.HHZ. 2021-07-12T16:12:49.35 0.1 undecidable manual P 349 42.5241 90 -0.13 96
IV.FIAM.HHZ. 2021-07-12T16:12:49.92 0.3 undecidable manual S 201 22.4553 91 -0.05 76
MN.AQU.HHZ. 2021-07-12T16:12:49.02 0.6 undecidable manual S 126 19.4694 92 -0.14 50
IV.SMA1.EHZ. 2021-07-12T16:12:49.88 0.3 undecidable manual S 27 21.5673 91 0.14 74
IV.FAGN.HHZ. 2021-07-12T16:12:49.07 0.6 undecidable manual P 125 37.0296 90 0.43 45
IV.T1299.HNZ. 2021-07-12T16:12:49.33 0.3 undecidable manual S 16 20.3685 92 -0.08 75
IV.GAVE.EHZ. 2021-07-12T16:12:48.58 0.6 undecidable manual P 315 36.8298 91 -0.04 49
IV.ARRO.EHZ. 2021-07-12T16:12:48.91 0.6 undecidable manual P 290 39.0276 90 -0.04 49
IV.MTRA.EHZ. 2021-07-12T16:12:48.52 0.1 undecidable manual P 24 36.3414 91 -0.02 99
IV.TERO.HHZ. 2021-07-12T16:12:48.35 0.3 undecidable manual P 60 36.741 91 -0.25 71
IV.CAMP.HHZ. 2021-07-12T16:12:48.75 0.6 undecidable manual S 61 18.1707 92 -0.07 51
IV.GIGS.HHE. 2021-07-12T16:12:47.31 0.3 undecidable manual P 91 29.3484 91 -0.15 73
IV.SMA1.EHZ. 2021-07-12T16:12:46.44 0.1 undecidable manual P 27 21.5673 91 0.18 98
IV.T1299.HNZ. 2021-07-12T16:12:46.06 0.3 undecidable manual P 16 20.3685 92 -0.01 76
IV.LNSS.HHZ. 2021-07-12T16:12:46.24 0.3 undecidable manual P 319 21.4674 91 0 76
IV.FIAM.HHZ. 2021-07-12T16:12:46.44 0.3 undecidable manual P 201 22.4553 91 0.04 75
MN.AQU.HHZ. 2021-07-12T16:12:45.67 0.3 undecidable manual P 126 19.4694 92 -0.26 73
IV.CAMP.HHZ. 2021-07-12T16:12:45.76 0.3 undecidable manual P 61 18.1707 92 0.03 76
IV.RM33.EHZ. 2021-07-12T16:12:45.71 0.3 undecidable manual S 1 5.6943 144 -0.17 77
IV.RM33.EHZ. 2021-07-12T16:12:44.20 0.1 negative manual P 1 5.6943 144 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNE. ML:1.9 0.00113753095 0.1792 AML other m 2021-07-12T16:12:46.02
IV.RM33.EHE. ML:1.9 0.0011223615499999999 0.256 AML other m 2021-07-12T16:12:46.28
IV.RM33.HNN. ML:2.0 0.0015881789 0.1408 AML other m 2021-07-12T16:12:45.74
IV.RM33.EHN. ML:2.0 0.001549068 0.1408 AML other m 2021-07-12T16:12:45.75
IV.CAMP.HHN. ML:1.4 0.000217 1.54 AML other m 2021-07-12T16:12:49.12
IV.CAMP.HHE. ML:1.2 0.00012855735000000002 0.4352 AML other m 2021-07-12T16:12:49.13
IV.FIAM.HHE. ML:1.2 0.0001035 0.36 AML other m 2021-07-12T16:12:50.23
IV.FIAM.HHN. ML:1.1 0.00008690000000000001 0.3 AML other m 2021-07-12T16:12:50.24
IV.SMA1.EHN. ML:1.9 0.000516 0.3 AML other m 2021-07-12T16:12:50.20
IV.SMA1.EHE. ML:1.9 0.0005367904999999999 0.256 AML other m 2021-07-12T16:12:50.23
IV.LNSS.HHE. ML:1.6 0.00023483589999999998 0.1664 AML other m 2021-07-12T16:12:50.39
IV.LNSS.HHN. ML:1.7 0.0003375 0.14 AML other m 2021-07-12T16:12:50.65
IV.TERO.HHE. ML:1.4 0.000103816905 0.2304 AML other m 2021-07-12T16:12:56.87
IV.MTRA.EHE. ML:1.9 0.00031465135 0.0768 AML other m 2021-07-12T16:12:53.66
IV.MTRA.HNE. ML:1.9 0.00030753629999999996 0.0768 AML other m 2021-07-12T16:12:53.66
IV.MTRA.EHN. ML:1.7 0.0002115379 0.1408 AML other m 2021-07-12T16:12:54.36
IV.MTRA.HNN. ML:1.8 0.000213258 0.1408 AML other m 2021-07-12T16:12:54.43
IV.GAVE.EHN. ML:1.3 0.00007672765500000001 0.1664 AML other m 2021-07-12T16:12:55.72
IV.GAVE.EHE. ML:1.5 0.0001165116 0.1152 AML other m 2021-07-12T16:12:55.55
IV.TERO.HHN. ML:1.4 0.00009103019 0.1408 AML other m 2021-07-12T16:12:54.76
IV.NRCA.HHE. ML:1.8 0.00021250000000000002 0.12 AML other m 2021-07-12T16:12:55.76
IV.NRCA.HHN. ML:1.7 0.00015814420000000002 0.1024 AML other m 2021-07-12T16:12:57.14
IV.VCEL.EHN. ML:1.4 0.000056331095000000007 0.32 AML other m 2021-07-12T16:13:00.39
IV.T0110.HHE. ML:1.5 0.00007205 0.52 AML other m 2021-07-12T16:13:00.42
IV.VCEL.EHE. ML:1.5 0.00008685 0.24 AML other m 2021-07-12T16:13:00.94
IV.T0110.HHN. ML:1.3 0.000050900000000000004 1.42 AML other m 2021-07-12T16:13:05.86
IV.LNSS.HNN. ML:1.6 0.00030247760000000004 0.1792 AML other m 2021-07-12T16:12:50.59
IV.LNSS.HNE. ML:1.6 0.000242812995 0.2176 AML other m 2021-07-12T16:12:49.91
IV.FIAM.HNN. ML:1.3 0.00013836779999999997 0.32 AML other m 2021-07-12T16:12:51.06
IV.TERO.HNE. ML:1.4 0.00010238848 0.1664 AML other m 2021-07-12T16:12:54.25
IV.GAVE.HNE. ML:1.6 0.000136510005 0.6784 AML other m 2021-07-12T16:12:53.19
IV.NRCA.HNN. ML:1.7 0.00016409420000000003 0.128 AML other m 2021-07-12T16:12:56.26
IV.NRCA.HNE. ML:1.8 0.0001897478 0.1024 AML other m 2021-07-12T16:12:55.77
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