Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 25-03-2021 and time 06:49:23 (UTC) in region 7 km W Cortino (TE)

A magnitude ML 2.1 earthquake occured in region: 7 km W Cortino (TE), on

  • 25-03-2021 06:49:23 (UTC)
  • 25-03-2021 07:49:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6530, 13.4280 at 16 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
Cortino TE 7 656 656
Rocca Santa Maria TE 9 537 1193
Valle Castellana TE 11 977 2170
Campotosto AQ 12 542 2712
Amatrice RI 12 2657 5369
Crognaleto TE 12 1297 6666
Acquasanta Terme AP 13 2916 9582
Fano Adriano TE 14 296 9878
Accumoli RI 16 667 10545
Arquata del Tronto AP 17 1178 11723
Pietracamela TE 18 271 11994
Capitignano AQ 18 665 12659
Montorio al Vomano TE 18 8218 20877
Torricella Sicura TE 19 2641 23518

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km W of Teramo (54892 inhabitants)
34 Km N of L'Aquila (69753 inhabitants)
61 Km W of Montesilvano (53738 inhabitants)
65 Km E of Terni (111501 inhabitants)
68 Km W of Pescara (121014 inhabitants)
68 Km SE of Foligno (57155 inhabitants)
69 Km W of Chieti (51815 inhabitants)
92 Km NE of Tivoli (56533 inhabitants)
93 Km NE of Guidonia Montecelio (88673 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 2.1 2021-03-25
06:49:23		 42.6527 13.4283 16 2021-07-12
16:55:04		 Bollettino Sismico Italiano INGV 88588481
Reviewed
Rev100 		ML 2.1 2021-03-25
06:49:23		 42.6527 13.4372 15 2021-03-25
07:02:32		 Sala Sismica INGV-Roma 88454621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-25 06:49:23 ± 0.07
Latitude 42.6527 ± 0.0027
Longitude 13.4283 ± 0.0037
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 88588481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 357
Semi-minor axis of confidence ellipse (meter) 106
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 61
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.07195
Epicentral distance of station farthest from the epicenter (degree) 0.71676
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 45
Type of magnitude ML
Reference to an origin 88588481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-14 10:52:53

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 88454621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-25 07:02:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2021-03-25T06:49:41.77 0.6 undecidable manual S 313 57.7977 96 0.28 44
IV.T0110.HHZ. 2021-03-25T06:49:40.95 0.6 undecidable manual S 149 54.9006 96 0.23 44
IV.CSP1.EHZ. 2021-03-25T06:49:40.14 0.3 undecidable manual S 340 52.0035 97 0.19 68
IV.GUMA.HHZ. 2021-03-25T06:49:39.13 0.3 undecidable manual S 351 46.1205 98 0.74 58
IV.FDMO.HHN. 2021-03-25T06:49:39.66 0.1 undecidable manual S 327 50.8158 97 0.03 94
IV.VCEL.EHZ. 2021-03-25T06:49:38.45 0.6 undecidable manual S 130 44.2224 98 0.56 42
IV.FEMA.HNE. 2021-03-25T06:49:38.42 0.6 undecidable manual S 318 46.1205 98 0.03 47
IV.GAVE.EHZ. 2021-03-25T06:49:37.99 0.6 undecidable manual S 276 43.8228 99 0.22 46
IV.EL6.EHZ. 2021-03-25T06:49:36.88 0.1 undecidable manual P 341 79.5648 94 -0.37 83
IV.MOMA.HHZ. 2021-03-25T06:49:36.17 0.3 undecidable manual P 284 71.9724 95 0.1 66
IV.ASSB.HHZ. 2021-03-25T06:49:36.49 0.6 undecidable manual P 305 76.0683 94 -0.22 43
IV.MF5.EHN. 2021-03-25T06:49:36.64 0.6 undecidable manual S 4 37.2294 101 0.58 42
IV.MC2.EHZ. 2021-03-25T06:49:35.61 0.1 undecidable manual S 326 34.743 102 0.22 93
IV.NRCA.HHZ. 2021-03-25T06:49:34.57 0.1 undecidable manual S 308 32.5452 103 -0.25 92
IV.LNSS.HHZ. 2021-03-25T06:49:34.80 0.3 undecidable manual S 260 32.1456 103 0.08 72
IV.MMO1.EHZ. 2021-03-25T06:49:33.60 0.1 undecidable manual S 343 28.5492 106 -0.2 94
IV.T0110.HHZ. 2021-03-25T06:49:33.35 0.1 undecidable manual P 149 54.9006 96 -0.11 92
IV.CESI.HHZ. 2021-03-25T06:49:33.68 0.1 undecidable manual P 313 57.7977 96 -0.22 89
IV.CSP1.EHZ. 2021-03-25T06:49:32.68 0.1 positive manual P 340 52.0035 97 -0.33 88
IV.RM33.EHZ. 2021-03-25T06:49:32.66 0.6 undecidable manual S 228 23.6541 111 0.11 48
IV.SAP2.EHZ. 2021-03-25T06:49:32.82 0.1 undecidable manual P 357 49.3173 97 0.22 90
IV.GIGS.HJZ. 2021-03-25T06:49:32.64 0.6 undecidable manual S 152 25.0527 109 -0.27 47
IV.GUMA.HHZ. 2021-03-25T06:49:32.16 0.1 positive manual P 351 46.1205 98 0.05 94
IV.MNTT.EHZ. 2021-03-25T06:49:32.97 0.1 undecidable manual P 17 47.4192 98 0.66 80
IV.FDMO.HHN. 2021-03-25T06:49:32.45 0.1 undecidable manual P 327 50.8158 97 -0.38 87
IV.FEMA.HNE. 2021-03-25T06:49:32.01 0.3 undecidable manual P 318 46.1205 98 -0.1 70
IV.FAGN.HHZ. 2021-03-25T06:49:31.81 0.3 undecidable manual P 163 44.7219 98 -0.1 70
IV.OFFI.HHE. 2021-03-25T06:49:31.33 0.3 undecidable manual P 34 37.629 101 0.5 65
IV.GAVE.EHZ. 2021-03-25T06:49:31.63 0.1 undecidable manual P 276 43.8228 99 -0.13 93
IV.VCEL.EHZ. 2021-03-25T06:49:31.82 0.3 undecidable manual P 130 44.2224 98 0 71
IV.CAMP.HHZ. 2021-03-25T06:49:30.16 0.1 undecidable manual S 187 13.0758 132 0.05 100
IV.MF5.EHN. 2021-03-25T06:49:30.82 0.1 undecidable manual P 4 37.2294 101 0.06 95
IV.MC2.EHZ. 2021-03-25T06:49:30.23 0.1 positive manual P 326 34.743 102 -0.15 94
IV.T1299.HNZ. 2021-03-25T06:49:30.25 0.3 undecidable manual S 260 12.0768 134 0.32 71
IV.TERO.HHZ. 2021-03-25T06:49:30.20 0.1 undecidable manual S 103 14.6742 127 -0.25 95
IV.SMA1.EHZ. 2021-03-25T06:49:29.45 0.3 undecidable manual S 252 7.9809 148 0.22 73
IV.LNSS.HHZ. 2021-03-25T06:49:29.95 0.1 undecidable manual P 260 32.1456 103 -0.05 97
IV.MTRA.EHZ. 2021-03-25T06:49:29.45 0.1 undecidable manual S 347 11.7771 135 -0.42 91
IV.MMO1.EHZ. 2021-03-25T06:49:29.22 0.1 positive manual P 343 28.5492 106 -0.24 93
IV.NRCA.HHZ. 2021-03-25T06:49:29.77 0.1 positive manual P 308 32.5452 103 -0.28 92
IV.RM33.EHZ. 2021-03-25T06:49:28.77 0.1 positive manual P 228 23.6541 111 0.03 98
IV.GIGS.HJZ. 2021-03-25T06:49:28.72 0.1 positive manual P 152 25.0527 109 -0.23 94
IV.MTRA.EHZ. 2021-03-25T06:49:27.07 0.1 positive manual P 347 11.7771 135 -0.12 98
IV.TERO.HHZ. 2021-03-25T06:49:27.40 0.1 negative manual P 103 14.6742 127 -0.13 98
IV.CAMP.HHZ. 2021-03-25T06:49:27.41 0.1 positive manual P 187 13.0758 132 0.08 99
IV.T1299.HNZ. 2021-03-25T06:49:27.44 0.1 undecidable manual P 260 12.0768 134 0.22 97
IV.SMA1.EHZ. 2021-03-25T06:49:26.96 0.1 negative manual P 252 7.9809 148 0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:2.3 0.002075 0.26 AML other m 2021-03-25T06:49:29.71
IV.MTRA.EHN. ML:2.8 0.00535 0.18 AML other m 2021-03-25T06:49:29.72
IV.MTRA.HNN. ML:2.8 0.005435000000000001 0.18 AML other m 2021-03-25T06:49:29.72
IV.SMA1.EHN. ML:2.2 0.0014849999999999998 1.1 AML other m 2021-03-25T06:49:30.56
IV.MTRA.EHE. ML:2.8 0.00501 0.26 AML other m 2021-03-25T06:49:30.04
IV.MTRA.HNE. ML:2.8 0.0049299999999999995 0.26 AML other m 2021-03-25T06:49:30.04
IV.TERO.HHN. ML:2.4 0.001875 0.24 AML other m 2021-03-25T06:49:30.28
IV.TERO.HNN. ML:2.4 0.001835 0.26 AML other m 2021-03-25T06:49:30.28
IV.CAMP.HHN. ML:2.2 0.0012250000000000002 0.28 AML other m 2021-03-25T06:49:30.32
IV.TERO.HHE. ML:2.2 0.0013900000000000002 0.16 AML other m 2021-03-25T06:49:30.37
IV.TERO.HNE. ML:2.3 0.0017200000000000002 0.12 AML other m 2021-03-25T06:49:30.33
IV.CAMP.HHE. ML:2.1 0.0010865 0.22 AML other m 2021-03-25T06:49:30.40
IV.RM33.EHE. ML:1.8 0.0003715 1.52 AML other m 2021-03-25T06:49:32.94
IV.RM33.EHN. ML:1.8 0.0003075 0.32 AML other m 2021-03-25T06:49:33.62
IV.NRCA.HNE. ML:2.2 0.000744 0.18 AML other m 2021-03-25T06:49:34.77
IV.NRCA.HHE. ML:2.3 0.0007840000000000001 0.18 AML other m 2021-03-25T06:49:34.77
IV.LNSS.HHE. ML:1.6 0.000158 0.4 AML other m 2021-03-25T06:49:35.47
IV.LNSS.HHN. ML:1.6 0.00016549999999999998 0.34 AML other m 2021-03-25T06:49:36.76
IV.NRCA.HNN. ML:2.0 0.000451 0.14 AML other m 2021-03-25T06:49:37.12
IV.NRCA.HHN. ML:2.1 0.000479 0.14 AML other m 2021-03-25T06:49:37.12
IV.GAVE.HNE. ML:1.8 0.00020800000000000001 1.14 AML other m 2021-03-25T06:49:38.21
IV.GAVE.EHE. ML:1.8 0.0001805 1.16 AML other m 2021-03-25T06:49:38.21
IV.GAVE.EHN. ML:1.8 0.0001885 0.68 AML other m 2021-03-25T06:49:38.78
IV.GUMA.HHE. ML:2.8 0.001655 0.22 AML other m 2021-03-25T06:49:39.42
IV.VCEL.EHN. ML:2.1 0.000377 0.7 AML other m 2021-03-25T06:49:39.66
IV.VCEL.EHE. ML:2.0 0.0003015 0.26 AML other m 2021-03-25T06:49:40.26
IV.CSP1.EHE. ML:2.1 0.0003175 0.16 AML other m 2021-03-25T06:49:40.33
IV.GUMA.HHN. ML:2.5 0.0008514999999999999 0.34 AML other m 2021-03-25T06:49:40.35
IV.T0110.HHE. ML:2.0 0.0002375 0.4 AML other m 2021-03-25T06:49:41.67
IV.CESI.HHN. ML:2.0 0.0002115 0.88 AML other m 2021-03-25T06:49:41.47
IV.CSP1.EHN. ML:2.2 0.000347 0.32 AML other m 2021-03-25T06:49:41.98
IV.CESI.HHE. ML:1.8 0.00014050000000000003 1.08 AML other m 2021-03-25T06:49:42.76
IV.MNTT.EHE. ML:2.6 0.001185 1.84 AML other m 2021-03-25T06:49:42.97
IV.MNTT.EHN. ML:2.3 0.0005225 0.18 AML other m 2021-03-25T06:49:43.30
IV.SAP2.EHN. ML:2.6 0.0009125 0.42 AML other m 2021-03-25T06:49:43.40
IV.FAGN.HHN. ML:1.9 0.00022799999999999999 0.32 AML other m 2021-03-25T06:49:43.53
IV.T0110.HHN. ML:2.0 0.00021799999999999999 0.38 AML other m 2021-03-25T06:49:43.71
IV.FAGN.HHE. ML:1.9 0.00023199999999999997 0.4 AML other m 2021-03-25T06:49:44.64
IV.SAP2.EHE. ML:1.8 0.00015900000000000002 1.58 AML other m 2021-03-25T06:49:44.81
IV.MOMA.HHE. ML:1.7 0.00008274999999999999 1.58 AML other m 2021-03-25T06:49:47.20
IV.ASSB.HHE. ML:1.7 0.00007885 0.74 AML other m 2021-03-25T06:49:48.09
IV.MOMA.HHN. ML:1.7 0.00007295 1.3 AML other m 2021-03-25T06:49:48.88
IV.ASSB.HHN. ML:1.7 0.00006855 0.2 AML other m 2021-03-25T06:49:49.49
IV.EL6.EHN. ML:1.8 0.0000948 0.52 AML other m 2021-03-25T06:49:50.31
IV.EL6.EHE. ML:1.9 0.0001185 0.2 AML other m 2021-03-25T06:49:50.97
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