Earthquake with magnitude of ML 1.3 on date 01-11-2021 and time 18:27:47 (UTC) in region 5 km N Montereale (AQ)

A magnitude ML 1.3 earthquake occured in region: 5 km N Montereale (AQ), on

  • 01-11-2021 18:27:47 (UTC)
  • 01-11-2021 19:27:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5670, 13.2390 at 16 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 5 2581 2581
Capitignano AQ 7 665 3246
Amatrice RI 8 2657 5903
Cittareale RI 9 482 6385
Borbona RI 11 617 7002
Campotosto AQ 11 542 7544
Cagnano Amiterno AQ 12 1369 8913
Posta RI 13 694 9607
Barete AQ 13 737 10344
Accumoli RI 14 667 11011
Pizzoli AQ 15 4326 15337
Micigliano RI 20 127 15464
Crognaleto TE 20 1297 16761

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NW of L'Aquila (69753 inhabitants)
40 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
62 Km SE of Foligno (57155 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
76 Km NE of Guidonia Montecelio (88673 inhabitants)
76 Km NE of Tivoli (56533 inhabitants)
80 Km W of Chieti (51815 inhabitants)
81 Km W of Pescara (121014 inhabitants)
92 Km SE of Perugia (166134 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
97 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
Reviewed
Rev100
ML 1.3 2021-11-01
18:27:47
42.567 13.239 16 2021-11-01
18:43:56
Sala Sismica INGV-Roma 97148911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-01 18:27:47 ± 0.09
Latitude 42.5670 ± 0.0045
Longitude 13.2390 ± 0.0049
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 97148911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 390
Semi-minor axis of confidence ellipse (meter) 364
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 162
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.06115
Epicentral distance of station farthest from the epicenter (degree) 0.34894
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 97148911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-01 18:43:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2021-11-01T18:28:01.15 0.6 undecidable manual S 354 38.4282 100 0.76 39
IV.TERO.HHZ. 2021-11-01T18:27:58.12 0.6 undecidable manual S 78 30.4473 104 -0.18 47
IV.NRCA.HNZ. 2021-11-01T18:27:58.29 0.6 undecidable manual S 341 31.2465 103 -0.23 47
IV.GAVE.HNE. 2021-11-01T18:27:58.29 0.6 undecidable manual S 296 31.3464 103 -0.26 47
IV.MTRA.HNZ. 2021-11-01T18:27:56.39 0.6 undecidable manual S 31 24.6531 109 -0.43 45
IV.MC2.EHZ. 2021-11-01T18:27:55.20 0.3 undecidable manual P 354 38.4282 100 0.23 69
IV.ARRO.EHZ. 2021-11-01T18:27:54.96 0.3 undecidable manual P 272 38.7279 100 -0.05 72
IV.CAMP.HHE. 2021-11-01T18:27:54.31 0.6 undecidable manual S 104 14.2746 128 -0.06 50
IV.LNSS.HHZ. 2021-11-01T18:27:54.80 0.3 undecidable manual S 284 16.6722 122 -0.11 75
IV.GAVE.HNE. 2021-11-01T18:27:53.91 0.3 undecidable manual P 296 31.3464 103 0 73
IV.T1299.EHE. 2021-11-01T18:27:53.01 0.6 undecidable manual S 25 8.2806 146 -0.26 49
IV.TERO.HHZ. 2021-11-01T18:27:53.70 0.3 undecidable manual P 78 30.4473 104 -0.06 72
IV.SMA1.EHZ. 2021-11-01T18:27:53.68 0.3 undecidable manual S 48 10.5783 138 0.04 75
IV.NRCA.HNZ. 2021-11-01T18:27:53.84 0.3 undecidable manual P 341 31.2465 103 -0.05 73
IV.RM33.EHZ. 2021-11-01T18:27:52.86 0.3 undecidable manual S 197 6.7932 152 -0.2 74
IV.MTRA.HNZ. 2021-11-01T18:27:52.82 0.3 undecidable manual P 31 24.6531 109 -0.09 73
IV.SMA1.EHZ. 2021-11-01T18:27:51.28 0.1 undecidable manual P 48 10.5783 138 0.2 97
IV.CAMP.HHE. 2021-11-01T18:27:51.59 0.1 undecidable manual P 104 14.2746 128 0.09 99
IV.LNSS.HHZ. 2021-11-01T18:27:51.90 0.1 positive manual P 284 16.6722 122 0.09 98
IV.RM33.EHZ. 2021-11-01T18:27:50.83 0.1 undecidable manual P 197 6.7932 152 0.09 100
IV.T1299.EHE. 2021-11-01T18:27:50.93 0.1 undecidable manual P 25 8.2806 146 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.1 0.0001344 1.86 AML other m 2021-11-01T18:27:52.93
IV.RM33.EHE. ML:1.2 0.00014774999999999999 0.32 AML other m 2021-11-01T18:27:53.00
IV.SMA1.EHE. ML:1.8 0.000621 0.18 AML other m 2021-11-01T18:27:54.10
IV.SMA1.EHN. ML:1.3 0.000173403425 0.1024 AML other m 2021-11-01T18:27:53.79
IV.LNSS.HHE. ML:1.6 0.000283 0.84 AML other m 2021-11-01T18:27:55.10
IV.LNSS.HHN. ML:1.4 0.000199 1.24 AML other m 2021-11-01T18:27:55.14
IV.RM33.HNE. ML:1.1 0.000136413445 0.256 AML other m 2021-11-01T18:27:53.47
IV.LNSS.HNE. ML:1.5 0.0002351907 0.1536 AML other m 2021-11-01T18:27:55.10
IV.LNSS.HNN. ML:1.4 0.00018822909999999997 0.2688 AML other m 2021-11-01T18:27:55.14
IV.TERO.HHN. ML:0.8 0.00002950773 0.064 AML other m 2021-11-01T18:27:59.99
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