Earthquake with magnitude of ML 1.5 on date 01-02-2021 and time 20:46:59 (Italy) in region 6 km W Rocca Santa Maria (TE)

A magnitude ML 1.5 earthquake occured in region: 6 km W Rocca Santa Maria (TE), on

  • 01-02-2021 19:46:59 (UTC)
  • 01-02-2021 20:46:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6760, 13.4520 at 15 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
Rocca Santa Maria TE 6 537 537
Cortino TE 8 656 1193
Valle Castellana TE 8 977 2170
Acquasanta Terme AP 11 2916 5086
Amatrice RI 14 2657 7743
Crognaleto TE 14 1297 9040
Campotosto AQ 15 542 9582
Fano Adriano TE 15 296 9878
Arquata del Tronto AP 17 1178 11056
Accumoli RI 17 667 11723
Torricella Sicura TE 17 2641 14364
Montorio al Vomano TE 18 8218 22582
Pietracamela TE 19 271 22853

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km W of Teramo (54892 inhabitants)
36 Km N of L'Aquila (69753 inhabitants)
60 Km W of Montesilvano (53738 inhabitants)
67 Km W of Pescara (121014 inhabitants)
67 Km E of Terni (111501 inhabitants)
69 Km E of Foligno (57155 inhabitants)
69 Km NW of Chieti (51815 inhabitants)
96 Km NE of Tivoli (56533 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
99 Km E 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 1.5 2021-02-01
19:46:59
42.6758 13.4525 15 2021-07-12
16:55:13
Bollettino Sismico Italiano INGV 90552141
Reviewed
Rev100
ML 1.5 2021-02-01
19:46:59
42.6758 13.4557 15 2021-02-01
19:55:21
Sala Sismica INGV-Roma 86769271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-01 19:46:59 ± 0.06
Latitude 42.6758 ± 0.0036
Longitude 13.4525 ± 0.0049
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90552141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 444
Semi-minor axis of confidence ellipse (meter) 173
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 56
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.09083
Epicentral distance of station farthest from the epicenter (degree) 0.51891
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 86769271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-01 19:55:21

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 90552141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-01 01:59:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2021-02-01T19:47:18.00 0.3 undecidable manual S 310 57.5979 95 0.34 64
IV.FDMO.HHZ. 2021-02-01T19:47:15.50 0.3 undecidable manual S 324 49.8168 97 -0.09 70
IV.CSP1.EHZ. 2021-02-01T19:47:15.80 0.3 undecidable manual S 337 50.3163 96 0.06 69
IV.GUMA.HHZ. 2021-02-01T19:47:14.70 0.3 undecidable manual S 348 43.9227 98 0.66 59
IV.VCEL.EHZ. 2021-02-01T19:47:14.87 0.6 undecidable manual S 134 44.5221 98 0.68 40
IV.MF5.EHZ. 2021-02-01T19:47:12.00 0.3 undecidable manual S 1 34.6431 101 0.42 66
IV.MC2.EHZ. 2021-02-01T19:47:11.50 0.3 undecidable manual S 321 33.8439 101 0.13 70
IV.LNSS.HNZ. 2021-02-01T19:47:11.52 0.6 undecidable manual S 257 34.6431 101 -0.05 48
IV.NRCA.HHZ. 2021-02-01T19:47:10.80 0.3 undecidable manual S 303 32.6451 102 -0.26 69
IV.T0110.HHE. 2021-02-01T19:47:09.73 0.3 undecidable manual P 152 56.1993 96 -0.15 67
IV.CESI.HHZ. 2021-02-01T19:47:09.84 0.1 positive manual P 310 57.5979 95 -0.26 88
IV.GIGS.HHZ. 2021-02-01T19:47:09.40 0.3 undecidable manual S 158 26.5512 106 -0.1 72
IV.RM33.EHZ. 2021-02-01T19:47:09.70 0.3 undecidable manual S 226 26.8509 106 0.14 72
IV.MMO1.EHZ. 2021-02-01T19:47:09.30 0.3 undecidable manual S 338 26.8509 106 -0.26 71
IV.GUMA.HHZ. 2021-02-01T19:47:08.12 0.1 positive manual P 348 43.9227 98 0.11 93
IV.CSP1.EHZ. 2021-02-01T19:47:08.72 0.1 positive manual P 337 50.3163 96 -0.27 89
IV.VCEL.EHZ. 2021-02-01T19:47:08.11 0.1 undecidable manual P 134 44.5221 98 0.02 95
IV.FDMO.HHZ. 2021-02-01T19:47:08.55 0.1 positive manual P 324 49.8168 97 -0.36 88
IV.T1299.EHE. 2021-02-01T19:47:06.90 0.3 undecidable manual S 252 14.6742 126 0.29 71
IV.MC2.EHZ. 2021-02-01T19:47:06.40 0.1 positive manual P 321 33.8439 101 -0.07 96
IV.TERO.HHZ. 2021-02-01T19:47:06.30 0.3 undecidable manual S 115 13.6752 128 -0.1 74
IV.MF5.EHZ. 2021-02-01T19:47:06.70 0.1 positive manual P 1 34.6431 101 0.12 94
IV.CAMP.HHE. 2021-02-01T19:47:06.90 0.1 undecidable manual S 193 15.9729 123 0.01 100
IV.NRCA.HHZ. 2021-02-01T19:47:06.06 0.1 positive manual P 303 32.6451 102 -0.23 93
IV.LNSS.HNZ. 2021-02-01T19:47:06.66 0.6 undecidable manual P 257 34.6431 101 0.07 48
IV.RM33.EHZ. 2021-02-01T19:47:05.44 0.1 positive manual P 226 26.8509 106 0.01 98
IV.SMA1.EHZ. 2021-02-01T19:47:05.95 0.3 undecidable manual S 242 10.7781 137 0.12 74
IV.MMO1.EHZ. 2021-02-01T19:47:05.21 0.1 positive manual P 338 26.8509 106 -0.21 95
IV.MTRA.HNZ. 2021-02-01T19:47:05.40 0.1 undecidable manual S 333 10.0788 139 -0.31 96
IV.GIGS.HHZ. 2021-02-01T19:47:05.13 0.1 undecidable manual P 158 26.5512 106 -0.25 93
IV.TERO.HHZ. 2021-02-01T19:47:03.58 0.1 positive manual P 115 13.6752 128 -0.02 100
IV.CAMP.HHE. 2021-02-01T19:47:03.97 0.1 positive manual P 193 15.9729 123 0.09 99
IV.SMA1.EHZ. 2021-02-01T19:47:03.43 0.1 negative manual P 242 10.7781 137 0.16 98
IV.T1299.EHE. 2021-02-01T19:47:03.93 0.1 negative manual P 252 14.6742 126 0.21 96
IV.MTRA.HNZ. 2021-02-01T19:47:03.12 0.1 negative manual P 333 10.0788 139 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MF5.EHN. ML:1.0 0.000034059135 0.4768 AML other m 2021-02-01T19:46:43.52
IV.RM33.HNE. ML:1.5 0.0001671558 1.1552 AML other m 2021-02-01T19:47:04.74
IV.MTRA.HNE. ML:1.7 0.00048248355 0.1536 AML other m 2021-02-01T19:47:05.67
IV.MTRA.EHE. ML:1.7 0.0004665756 0.1536 AML other m 2021-02-01T19:47:05.67
IV.MTRA.HNN. ML:1.6 0.000398 0.14 AML other m 2021-02-01T19:47:05.65
IV.MTRA.EHN. ML:1.6 0.000404 0.16 AML other m 2021-02-01T19:47:05.66
IV.SMA1.EHN. ML:1.7 0.000521 0.16 AML other m 2021-02-01T19:47:06.12
IV.TERO.HNN. ML:1.9 0.00061797735 0.0896 AML other m 2021-02-01T19:47:06.39
IV.TERO.HHN. ML:1.8 0.00053934105 0.0768 AML other m 2021-02-01T19:47:06.39
IV.TERO.HHE. ML:1.3 0.000173885 0.0512 AML other m 2021-02-01T19:47:06.48
IV.TERO.HNE. ML:1.5 0.0002357362 0.0768 AML other m 2021-02-01T19:47:06.48
IV.SMA1.EHE. ML:1.6 0.0003395 0.18 AML other m 2021-02-01T19:47:06.68
IV.RM33.EHE. ML:1.2 0.000073545845 0.1536 AML other m 2021-02-01T19:47:10.21
IV.RM33.EHN. ML:1.2 0.000083041145 0.2688 AML other m 2021-02-01T19:47:10.65
IV.NRCA.HHN. ML:1.8 0.00028661195 0.064 AML other m 2021-02-01T19:47:10.99
IV.NRCA.HNE. ML:1.9 0.00033893925000000005 1.8336 AML other m 2021-02-01T19:47:11.02
IV.NRCA.HHE. ML:1.9 0.00034696105 0.0896 AML other m 2021-02-01T19:47:11.41
IV.MF5.EHE. ML:1.4 0.000090101085 1.3408 AML other m 2021-02-01T19:47:12.16
IV.GUMA.HHE. ML:1.6 0.000129 0.3 AML other m 2021-02-01T19:47:15.06
IV.RM33.HNN. ML:1.4 0.00011647918 0.7552 AML other m 2021-02-01T19:47:15.43
IV.FDMO.HHN. ML:1.1 0.000036046779 1.68 AML other m 2021-02-01T19:47:15.90
IV.FDMO.HHE. ML:1.2 0.00004278795000000001 1.7568 AML other m 2021-02-01T19:47:15.97
IV.GUMA.HHN. ML:1.4 0.00007507585 0.4224 AML other m 2021-02-01T19:47:16.77
IV.CESI.HHN. ML:1.4 0.000054067864999999995 0.1664 AML other m 2021-02-01T19:47:18.32
IV.CESI.HHE. ML:1.1 0.00002531378 0.2176 AML other m 2021-02-01T19:47:18.35
IV.GUMA.HNE. ML:1.6 0.00013129214 0.704 AML other m 2021-02-01T19:47:19.08
IV.NRCA.HNN. ML:1.9 0.00032140135000000003 0.832 AML other m 2021-02-01T19:47:19.88
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