Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 07-02-2021 and time 09:50:53 (Italy) in region 1 km NW Posta (RI)

A magnitude ML 2.2 earthquake occured in region: 1 km NW Posta (RI), on

  • 07-02-2021 08:50:53 (UTC)
  • 07-02-2021 09:50:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5320, 13.0910 at 14 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Posta RI 1 694 694
Borbona RI 4 617 1311
Micigliano RI 9 127 1438
Leonessa RI 11 2435 3873
Cittareale RI 11 482 4355
Antrodoco RI 13 2588 6943
Montereale AQ 13 2581 9524
Cagnano Amiterno AQ 14 1369 10893
Borgo Velino RI 14 972 11865
Castel Sant'Angelo RI 16 1308 13173
Cantalice RI 17 2755 15928
Poggio Bustone RI 17 2055 17983
Capitignano AQ 17 665 18648
Monteleone di Spoleto PG 18 599 19247
Barete AQ 18 737 19984
Rivodutri RI 19 1253 21237
Amatrice RI 20 2657 23894
Cittaducale RI 20 6828 30722
Pizzoli AQ 20 4326 35048

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of L'Aquila (69753 inhabitants)
37 Km E of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
57 Km SE of Foligno (57155 inhabitants)
66 Km NE of Guidonia Montecelio (88673 inhabitants)
68 Km NE of Tivoli (56533 inhabitants)
82 Km E of Viterbo (67173 inhabitants)
86 Km SE of Perugia (166134 inhabitants)
87 Km NE of Roma (2864731 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
91 Km W of Chieti (51815 inhabitants)
92 Km W of Pescara (121014 inhabitants)
97 Km N 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 2021-02-07
08:50:53		 42.5318 13.0908 14 2021-07-12
16:55:06		 Bollettino Sismico Italiano INGV 89252711
Reviewed
Rev100 		ML 2.2 2021-02-07
08:50:53		 42.5358 13.0875 15 2021-02-07
09:00:30		 Sala Sismica INGV-Roma 86902181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-07 08:50:53 ± 0.05
Latitude 42.5318 ± 0.0027
Longitude 13.0908 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89252711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 326
Semi-minor axis of confidence ellipse (meter) 109
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 186
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 49
Number of associated phases, regardless of their use for origin computation 62
Number of defining phases 60
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.14574
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 47
Type of magnitude ML
Reference to an origin 89252711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-19 15:15:50

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 50
Type of magnitude ML
Reference to an origin 86902181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-07 09:00:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RONT.HHZ. 2021-02-07T08:51:52.80 3.0 undecidable manual Sg 3.62 0
IV.CAFI.HHZ. 2021-02-07T08:51:29.92 0.3 undecidable manual S 314 127.1727 91 -0.04 59
IV.PIEI.HHZ. 2021-02-07T08:51:29.77 0.6 undecidable manual S 338 120.0909 91 1.68 20
IV.ATCC.EHZ. 2021-02-07T08:51:18.58 0.6 undecidable manual S 333 81.252 92 0.88 34
IV.CAFI.HHZ. 2021-02-07T08:51:15.17 0.3 undecidable manual P 314 127.1727 91 0.6 52
IV.ASSB.HHZ. 2021-02-07T08:51:14.33 0.1 undecidable manual S 328 66.6777 93 0.5 81
IV.PIEI.HHZ. 2021-02-07T08:51:13.52 0.3 undecidable manual P 338 120.0909 91 0.03 61
IV.GIUL.HHZ. 2021-02-07T08:51:13.72 3.0 negative manual P 1.83 0
IV.CSP1.EHZ. 2021-02-07T08:51:13.13 0.3 undecidable manual S 8 62.7927 93 0.34 63
IV.T0110.HHZ. 2021-02-07T08:51:13.93 0.6 undecidable manual S 121 65.3901 93 0.44 41
IV.SRES.HHZ. 2021-02-07T08:51:12.00 0.1 undecidable manual S 236 57.7977 93 0.55 83
IV.FDMO.HHZ. 2021-02-07T08:51:10.91 0.1 undecidable manual S 360 55.9995 93 -0.06 91
IV.CESI.HHZ. 2021-02-07T08:51:10.75 0.1 undecidable manual S 344 54.6009 93 0.14 89
IV.MOMA.HHZ. 2021-02-07T08:51:10.20 0.1 undecidable manual S 306 52.1034 94 0.26 88
IV.MGAB.HHZ. 2021-02-07T08:51:09.03 0.1 undecidable manual P 298 90.243 92 0.14 84
IT.CSO1.HGZ. 2021-02-07T08:51:09.23 0.3 undecidable manual S 180 47.8188 94 0.43 65
IV.FEMA.HNE. 2021-02-07T08:51:09.16 0.3 undecidable manual S 356 47.8188 94 0.35 65
IV.MC2.EHZ. 2021-02-07T08:51:08.07 0.3 undecidable manual S 11 42.8238 95 0.59 61
IV.MMO1.EHN. 2021-02-07T08:51:07.99 0.3 undecidable manual S 25 45.0216 95 -0.08 70
IV.CESX.HHZ. 2021-02-07T08:51:07.18 0.1 undecidable manual S 282 42.0246 95 -0.09 92
IV.ATCC.EHZ. 2021-02-07T08:51:07.38 0.3 undecidable manual P 333 81.252 92 -0.12 64
IT.MMP1.HGN. 2021-02-07T08:51:07.28 0.3 undecidable manual S 222 42.1245 95 0 70
IV.TERO.HHZ. 2021-02-07T08:51:07.19 0.1 undecidable manual S 76 43.1235 95 -0.36 88
IV.MNTT.EHZ. 2021-02-07T08:51:06.82 0.3 undecidable manual P 35 71.7726 92 0.78 54
IV.T0110.HHZ. 2021-02-07T08:51:05.14 0.3 undecidable manual P 121 65.3901 93 0.07 67
IV.MTRA.EHZ. 2021-02-07T08:51:05.10 0.1 undecidable manual S 45 35.2425 96 -0.37 89
IV.ASSB.HHZ. 2021-02-07T08:51:05.07 0.1 positive manual P 328 66.6777 93 -0.19 87
IV.MTCE.HHZ. 2021-02-07T08:51:04.31 0.1 undecidable manual P 207 63.2922 93 -0.43 82
IV.NRCA.HNZ. 2021-02-07T08:51:04.51 0.1 undecidable manual S 3 33.5442 97 -0.49 87
MN.AQU.HHE. 2021-02-07T08:51:04.87 0.1 undecidable manual S 127 32.4453 97 0.16 93
IV.ARRO.EHZ. 2021-02-07T08:51:03.11 0.1 undecidable manual S 281 27.0507 100 -0.19 93
IV.CSP1.EHZ. 2021-02-07T08:51:03.92 0.1 undecidable manual P 8 62.7927 93 -0.74 75
IV.FIAM.HHZ. 2021-02-07T08:51:03.94 0.1 undecidable manual S 176 29.3484 99 0.04 96
IV.FDMO.HHZ. 2021-02-07T08:51:03.37 0.1 undecidable manual P 360 55.9995 93 -0.24 88
IV.CESI.HHZ. 2021-02-07T08:51:03.32 0.1 undecidable manual P 344 54.6009 93 -0.08 91
IV.CAMP.HHZ. 2021-02-07T08:51:03.07 0.1 undecidable manual S 89 26.0517 101 0.05 96
IV.SRES.HHZ. 2021-02-07T08:51:03.85 0.1 undecidable manual P 236 57.7977 93 -0.04 90
IV.FEMA.HNE. 2021-02-07T08:51:02.37 0.3 undecidable manual P 356 47.8188 94 0.01 70
IV.MOMA.HHZ. 2021-02-07T08:51:02.84 0.1 undecidable manual P 306 52.1034 94 -0.18 89
IV.GAVE.EHZ. 2021-02-07T08:51:02.21 0.1 undecidable manual S 318 23.9538 102 -0.27 92
IV.FAGN.HHZ. 2021-02-07T08:51:02.00 0.3 undecidable manual P 126 50.0166 94 -0.7 58
IT.CSO1.HGZ. 2021-02-07T08:51:02.46 0.3 undecidable manual P 180 47.8188 94 0.1 69
IV.SMA1.EHZ. 2021-02-07T08:51:02.38 0.1 undecidable manual S 61 22.755 104 0.21 93
IT.MMP1.HGN. 2021-02-07T08:51:01.29 0.3 undecidable manual P 222 42.1245 95 -0.19 67
IV.T1299.EHE. 2021-02-07T08:51:01.38 0.1 undecidable manual S 54 19.2696 109 0.09 95
IV.TERO.HHZ. 2021-02-07T08:51:01.69 0.1 undecidable manual P 76 43.1235 95 0.05 93
IV.MMO1.EHN. 2021-02-07T08:51:01.62 0.3 undecidable manual P 25 45.0216 95 -0.32 66
IV.CESX.HHZ. 2021-02-07T08:51:01.21 0.1 undecidable manual P 282 42.0246 95 -0.26 89
IV.MC2.EHZ. 2021-02-07T08:51:01.49 0.3 undecidable manual P 11 42.8238 95 -0.11 69
MN.AQU.HHE. 2021-02-07T08:51:00.03 0.1 negative manual P 127 32.4453 97 0.03 96
IV.MTRA.EHZ. 2021-02-07T08:51:00.16 0.1 positive manual P 45 35.2425 96 -0.27 91
IV.NRCA.HNZ. 2021-02-07T08:50:59.81 0.1 positive manual P 3 33.5442 97 -0.35 89
IV.CAMP.HHZ. 2021-02-07T08:50:59.00 0.1 negative manual P 89 26.0517 101 -0.02 97
IV.ARRO.EHZ. 2021-02-07T08:50:59.00 0.1 negative manual P 281 27.0507 100 -0.18 93
IV.FIAM.HHZ. 2021-02-07T08:50:59.45 0.1 positive manual P 176 29.3484 99 -0.08 94
IV.RM33.EHZ. 2021-02-07T08:50:59.43 0.1 undecidable manual S 104 10.3785 132 0.2 95
IV.SMA1.EHZ. 2021-02-07T08:50:58.69 0.1 positive manual P 61 22.755 104 0.16 94
IV.T1299.EHE. 2021-02-07T08:50:58.12 0.1 positive manual P 54 19.2696 109 0.1 96
IV.LNSS.HNZ. 2021-02-07T08:50:58.89 0.1 undecidable manual S 332 8.88 138 -0.05 100
IV.GAVE.EHZ. 2021-02-07T08:50:58.48 0.1 negative manual P 318 23.9538 102 -0.23 93
IV.RM33.EHZ. 2021-02-07T08:50:57.06 0.1 negative manual P 104 10.3785 132 0.23 95
IV.LNSS.HNZ. 2021-02-07T08:50:56.69 0.1 negative manual P 332 8.88 138 0.03 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:2.4 0.002765 1.62 AML other m 2021-02-07T08:50:58.14
IV.LNSS.HNN. ML:2.4 0.002745 1.62 AML other m 2021-02-07T08:50:58.95
IV.LNSS.HHE. ML:2.3 0.0021607895 0 AML other m 2021-02-07T08:50:59.16
IV.LNSS.HNE. ML:2.3 0.002304809 0.4544 AML other m 2021-02-07T08:50:59.18
IV.RM33.EHN. ML:2.7 0.004730000000000001 0.14 AML other m 2021-02-07T08:50:59.50
IV.RM33.HNN. ML:2.7 0.004900000000000001 0.16 AML other m 2021-02-07T08:50:59.49
IV.RM33.EHE. ML:2.4 0.002737092 0.2176 AML other m 2021-02-07T08:50:59.68
IV.RM33.HNE. ML:2.5 0.00291944 0.2496 AML other m 2021-02-07T08:50:59.69
IV.GAVE.HNE. ML:2.2 0.0008678513 0.2304 AML other m 2021-02-07T08:51:02.30
IV.GAVE.EHE. ML:2.2 0.0009138847 0.2624 AML other m 2021-02-07T08:51:02.31
IV.GAVE.HNN. ML:1.8 0.0003372252 0.1664 AML other m 2021-02-07T08:51:02.40
IV.GAVE.EHN. ML:2.3 0.001061981 0.16 AML other m 2021-02-07T08:51:02.41
IV.SMA1.EHN. ML:2.8 0.0034100000000000003 0.56 AML other m 2021-02-07T08:51:02.70
IV.SMA1.EHE. ML:2.5 0.0018399999999999998 0.2 AML other m 2021-02-07T08:51:02.88
IV.ARRO.EHN. ML:2.4 0.00143 0.14 AML other m 2021-02-07T08:51:03.29
IV.ARRO.EHE. ML:2.3 0.0009770322 0.1984 AML other m 2021-02-07T08:51:03.53
IV.CAMP.HHN. ML:2.0 0.00048699999999999997 0.4 AML other m 2021-02-07T08:51:03.46
IV.CAMP.HHE. ML:1.7 0.00024132095 0.4224 AML other m 2021-02-07T08:51:03.49
IV.FIAM.HHE. ML:1.8 0.0002836468 0.5824 AML other m 2021-02-07T08:51:04.30
IV.FIAM.HNN. ML:2.1 0.00058740965 0.7616 AML other m 2021-02-07T08:51:04.10
IV.FIAM.HHN. ML:1.8 0.0002993716 0.7616 AML other m 2021-02-07T08:51:04.10
IV.NRCA.HHN. ML:2.3 0.000875 0.16 AML other m 2021-02-07T08:51:04.69
IV.NRCA.HHE. ML:2.5 0.00138 0.18 AML other m 2021-02-07T08:51:04.75
IV.NRCA.HNE. ML:2.5 0.0013250000000000002 0.18 AML other m 2021-02-07T08:51:04.75
IV.NRCA.HNN. ML:2.3 0.0008186829499999999 0.48 AML other m 2021-02-07T08:51:04.69
IV.MTRA.HNN. ML:2.2 0.00066981415 0.1536 AML other m 2021-02-07T08:51:05.16
IV.MTRA.EHN. ML:2.2 0.00066534755 0.1408 AML other m 2021-02-07T08:51:05.17
IV.MTRA.EHE. ML:2.4 0.0010049999999999998 0.24 AML other m 2021-02-07T08:51:05.52
IV.MTRA.HNE. ML:2.4 0.000999 0.24 AML other m 2021-02-07T08:51:05.52
IV.TERO.HNN. ML:2.2 0.0004375648 0.1792 AML other m 2021-02-07T08:51:07.35
IV.TERO.HHN. ML:2.2 0.00047450000000000004 0.2 AML other m 2021-02-07T08:51:07.35
IV.TERO.HHE. ML:2.1 0.00040860335 0.1792 AML other m 2021-02-07T08:51:07.34
IV.CESX.HHE. ML:1.9 0.00027507275 0.2176 AML other m 2021-02-07T08:51:07.61
IV.TERO.HNE. ML:2.1 0.0003709071 0.4224 AML other m 2021-02-07T08:51:07.35
IV.CESX.HHN. ML:2.1 0.00039193869999999995 0.1792 AML other m 2021-02-07T08:51:07.69
IV.MOMA.HHN. ML:2.1 0.00033491165 0.224 AML other m 2021-02-07T08:51:11.04
IV.MOMA.HNN. ML:2.1 0.0003205 0.78 AML other m 2021-02-07T08:51:11.04
IV.CESI.HHN. ML:2.3 0.00047050000000000005 1.6 AML other m 2021-02-07T08:51:11.97
IV.CESI.HHE. ML:2.1 0.000290732 0.4992 AML other m 2021-02-07T08:51:11.21
IV.CESI.HNE. ML:2.0 0.0002335219 0.3072 AML other m 2021-02-07T08:51:11.37
IV.FDMO.HHN. ML:2.0 0.0002112783 0.3776 AML other m 2021-02-07T08:51:11.46
IV.FDMO.HHE. ML:1.9 0.00016813945 0.256 AML other m 2021-02-07T08:51:11.61
IV.CSP1.EHN. ML:2.3 0.00040004205 0.4608 AML other m 2021-02-07T08:51:13.88
IV.CSP1.EHE. ML:2.6 0.0007055 0.32 AML other m 2021-02-07T08:51:14.45
IV.ASSB.HHE. ML:2.2 0.00025856420000000004 0.3008 AML other m 2021-02-07T08:51:14.78
IV.ASSB.HHN. ML:2.0 0.0001525909 0.2816 AML other m 2021-02-07T08:51:14.81
IV.ATCC.EHE. ML:2.3 0.00029200000000000005 0.76 AML other m 2021-02-07T08:51:19.46
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