Earthquake with magnitude of ML 1.1 on date 30-10-2020 and time 03:05:23 (Italy) in region 6 km NW Montereale (AQ)

A magnitude ML 1.1 earthquake occured in region: 6 km NW Montereale (AQ), on

  • 30-10-2020 02:05:23 (UTC)
  • 30-10-2020 03:05:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5640, 13.1970 at 12 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
Montereale AQ 6 2581 2581
Cittareale RI 7 482 3063
Borbona RI 8 617 3680
Posta RI 9 694 4374
Capitignano AQ 10 665 5039
Amatrice RI 11 2657 7696
Cagnano Amiterno AQ 12 1369 9065
Campotosto AQ 14 542 9607
Barete AQ 14 737 10344
Accumoli RI 15 667 11011
Pizzoli AQ 16 4326 15337
Micigliano RI 17 127 15464
Antrodoco RI 19 2588 18052
Leonessa RI 19 2435 20487

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of L'Aquila (69753 inhabitants)
43 Km W of Teramo (54892 inhabitants)
45 Km E of Terni (111501 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
74 Km NE of Tivoli (56533 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
83 Km W of Chieti (51815 inhabitants)
84 Km W of Pescara (121014 inhabitants)
89 Km SE of Perugia (166134 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
95 Km NE of Roma (2864731 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 1.1 2020-10-30
02:05:23
42.5645 13.1973 12 2021-02-26
14:56:09
Bollettino Sismico Italiano INGV 85174491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-30 02:05:23 ± 0.1
Latitude 42.5645 ± 0.0045
Longitude 13.1973 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85174491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 418
Semi-minor axis of confidence ellipse (meter) 390
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 193
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.05666
Epicentral distance of station farthest from the epicenter (degree) 0.34804
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 85174491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-17 17:34:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2020-10-30T02:05:36.00 0.3 undecidable manual S 16 38.628 92 0.21 70
IV.TERO.HHZ. 2020-10-30T02:05:34.15 0.6 undecidable manual S 79 33.8439 93 -0.36 45
IV.NRCA.HHZ. 2020-10-30T02:05:33.30 0.3 undecidable manual S 347 30.6471 93 -0.35 68
IV.MTRA.EHE. 2020-10-30T02:05:32.29 0.6 undecidable manual S 37 26.8509 94 -0.35 45
IV.MMO1.EHZ. 2020-10-30T02:05:30.42 0.1 undecidable manual P 16 38.628 92 0.03 96
IV.TERO.HHZ. 2020-10-30T02:05:29.63 0.3 undecidable manual P 79 33.8439 93 -0.02 72
IV.LNSS.HHZ. 2020-10-30T02:05:29.20 0.1 undecidable manual S 288 13.4754 113 0.05 100
IV.NRCA.HHZ. 2020-10-30T02:05:29.02 0.1 undecidable manual P 347 30.6471 93 -0.14 95
IV.SMA1.EHZ. 2020-10-30T02:05:29.20 0.1 undecidable manual S 57 13.4754 113 0.06 100
IV.CAMP.HHE. 2020-10-30T02:05:29.95 0.6 undecidable manual S 100 17.5713 101 -0.25 47
IV.MTRA.EHE. 2020-10-30T02:05:28.49 0.1 undecidable manual P 37 26.8509 94 -0.08 96
IV.T1299.HNN. 2020-10-30T02:05:28.30 0.6 undecidable manual S 42 10.3785 125 -0.12 50
IV.RM33.EHZ. 2020-10-30T02:05:27.40 0.1 undecidable manual S 167 6.2937 144 -0.25 98
IV.CAMP.HHE. 2020-10-30T02:05:27.36 0.3 undecidable manual P 100 17.5713 101 0.2 73
IV.SMA1.EHZ. 2020-10-30T02:05:26.83 0.1 undecidable manual P 57 13.4754 113 0.28 96
IV.T1299.HNN. 2020-10-30T02:05:26.33 0.1 undecidable manual P 42 10.3785 125 0.19 98
IV.LNSS.HHZ. 2020-10-30T02:05:26.69 0.1 undecidable manual P 288 13.4754 113 0.13 98
IV.RM33.EHZ. 2020-10-30T02:05:25.81 0.1 undecidable manual P 167 6.2937 144 0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.3 0.00025584990000000003 0.12 AML other m 2020-10-30T02:05:27.46
IV.RM33.HNE. ML:1.4 0.0002971881 0.2704 AML other m 2020-10-30T02:05:27.68
IV.RM33.EHE. ML:1.3 0.00027141245 0.1408 AML other m 2020-10-30T02:05:27.68
IV.RM33.HNN. ML:1.3 0.000282144 0.1408 AML other m 2020-10-30T02:05:27.65
IV.LNSS.HHE. ML:1.0 0.00010214999999999999 0.16 AML other m 2020-10-30T02:05:29.31
IV.LNSS.HNE. ML:1.1 0.00011027031499999999 0.16 AML other m 2020-10-30T02:05:29.31
IV.LNSS.HNN. ML:1.0 0.00009501432999999999 0.6208 AML other m 2020-10-30T02:05:29.33
IV.LNSS.HHN. ML:0.9 0.000074 0.16 AML other m 2020-10-30T02:05:29.33
IV.SMA1.EHN. ML:1.2 0.0001615 0.5 AML other m 2020-10-30T02:05:29.51
IV.SMA1.EHE. ML:1.4 0.0002655 0.52 AML other m 2020-10-30T02:05:29.60
IV.NRCA.HHE. ML:1.0 0.000045700000000000006 0.12 AML other m 2020-10-30T02:05:33.56
IV.TERO.HHN. ML:0.9 0.00002765 0.4 AML other m 2020-10-30T02:05:34.22
IV.TERO.HHE. ML:0.8 0.0000259 0.48 AML other m 2020-10-30T02:05:34.22
IV.NRCA.HHN. ML:0.7 0.000027450000000000003 1.9 AML other m 2020-10-30T02:05:34.97
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download