Earthquake with magnitude of ML 1.3 on date 24-05-2020 and time 11:45:22 (UTC) in region 4 km E Cittareale (RI)

A magnitude ML 1.3 earthquake occured in region: 4 km E Cittareale (RI), on

  • 24-05-2020 11:45:22 (UTC)
  • 24-05-2020 13:45:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6030, 13.2070 at 11 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
Cittareale RI 4 482 482
Amatrice RI 7 2657 3139
Montereale AQ 9 2581 5720
Accumoli RI 11 667 6387
Borbona RI 12 617 7004
Capitignano AQ 12 665 7669
Posta RI 13 694 8363
Campotosto AQ 14 542 8905
Cagnano Amiterno AQ 16 1369 10274
Barete AQ 18 737 11011
Pizzoli AQ 20 4326 15337

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of L'Aquila (69753 inhabitants)
41 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
57 Km SE of Foligno (57155 inhabitants)
78 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
79 Km NE of Tivoli (56533 inhabitants)
84 Km W of Chieti (51815 inhabitants)
84 Km W of Pescara (121014 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
99 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 2020-05-24
11:45:22
42.6033 13.2068 11 2020-05-24
12:07:47
Sala Sismica INGV-Roma 79514171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-24 11:45:22 ± 0.06
Latitude 42.6033 ± 0.0027
Longitude 13.2068 ± 0.0049
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 79514171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 440
Semi-minor axis of confidence ellipse (meter) 13
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 279
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) 79
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.06295
Epicentral distance of station farthest from the epicenter (degree) 0.34174
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 17
Type of magnitude ML
Reference to an origin 79514171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-24 12:07:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIAM.HHZ. 2020-05-24T11:45:34.62 0.1 undecidable manual S 191 37.9287 50 -0.11 96
IV.MC2.EHZ. 2020-05-24T11:45:34.15 0.1 undecidable manual S 358 34.2435 50 0.41 89
IV.TERO.HHZ. 2020-05-24T11:45:32.97 0.1 undecidable manual S 86 32.4453 50 -0.32 92
IV.NRCA.HHZ. 2020-05-24T11:45:31.31 0.3 undecidable manual S 344 26.6511 50 -0.41 68
IV.MTRA.EHE. 2020-05-24T11:45:30.44 0.1 undecidable manual S 42 22.9548 50 -0.31 93
IV.FIAM.HHZ. 2020-05-24T11:45:29.47 0.6 negative manual P 191 37.9287 50 0.07 47
IV.MC2.EHZ. 2020-05-24T11:45:28.95 0.1 undecidable manual P 358 34.2435 50 0.12 95
IV.TERO.HHZ. 2020-05-24T11:45:28.52 0.1 undecidable manual P 86 32.4453 50 -0.05 97
IV.MMO1.EHE. 2020-05-24T11:45:28.79 0.3 undecidable manual P 17 34.2435 50 -0.05 72
IV.LNSS.HHZ. 2020-05-24T11:45:28.01 0.1 undecidable manual S 270 13.5753 129 -0.16 97
IV.RM33.EHZ. 2020-05-24T11:45:27.18 0.1 undecidable manual S 177 10.4784 136 -0.19 97
IV.MTRA.EHE. 2020-05-24T11:45:27.04 0.1 undecidable manual P 42 22.9548 50 -0.06 98
IV.SMA1.EHZ. 2020-05-24T11:45:27.59 0.1 undecidable manual S 74 10.878 135 0.12 100
IV.NRCA.HHZ. 2020-05-24T11:45:27.60 0.1 undecidable manual P 344 26.6511 50 -0.06 97
IV.T1299.EHE. 2020-05-24T11:45:26.49 0.1 undecidable manual S 61 6.993 147 -0.13 98
IV.CAMP.HHZ. 2020-05-24T11:45:26.46 0.1 undecidable manual P 114 18.1707 50 0.11 97
IV.LNSS.HHZ. 2020-05-24T11:45:25.69 0.1 undecidable manual P 270 13.5753 129 0.08 99
IV.RM33.EHZ. 2020-05-24T11:45:25.31 0.1 positive manual P 177 10.4784 136 0.16 98
IV.SMA1.EHZ. 2020-05-24T11:45:25.58 0.1 positive manual P 74 10.878 135 0.37 94
IV.T1299.EHE. 2020-05-24T11:45:24.94 0.1 undecidable manual P 61 6.993 147 0.22 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHE. ML:1.5 0.000348376 0.1792 AML other m 2020-05-24T11:45:28.09
IV.RM33.HNE. ML:1.5 0.0003636912 0.1792 AML other m 2020-05-24T11:45:28.08
IV.RM33.EHN. ML:1.3 0.00025800435 0.1408 AML other m 2020-05-24T11:45:27.96
IV.RM33.HNN. ML:1.3 0.0002551101 0.1344 AML other m 2020-05-24T11:45:27.96
IV.SMA1.EHE. ML:1.5 0.0003639688 0.2816 AML other m 2020-05-24T11:45:28.06
IV.SMA1.EHN. ML:1.6 0.00045076919999999997 0.2816 AML other m 2020-05-24T11:45:27.94
IV.LNSS.HNN. ML:1.2 0.00017328378500000002 0.2688 AML other m 2020-05-24T11:45:28.69
IV.LNSS.HHN. ML:1.1 0.00012254265 0.1792 AML other m 2020-05-24T11:45:29.81
IV.LNSS.HNE. ML:1.2 0.00014887535 0.3008 AML other m 2020-05-24T11:45:28.24
IV.LNSS.HHE. ML:1.3 0.00018273235 0.3008 AML other m 2020-05-24T11:45:28.23
IV.NRCA.HHE. ML:1.4 0.00013451975 0.1408 AML other m 2020-05-24T11:45:31.61
IV.NRCA.HHN. ML:1.1 0.000073740085 0.1024 AML other m 2020-05-24T11:45:32.06
IV.NRCA.HNE. ML:1.3 0.00011731082000000002 0.1216 AML other m 2020-05-24T11:45:31.74
IV.TERO.HHE. ML:1.1 0.000049923430000000006 0.16 AML other m 2020-05-24T11:45:33.72
IV.TERO.HHN. ML:1.1 0.00005464177 0.1408 AML other m 2020-05-24T11:45:33.73
IV.FIAM.HHN. ML:0.4 0.000007831316500000001 0.1792 AML other m 2020-05-24T11:45:35.76
IV.FIAM.HHE. ML:0.4 0.000010698607499999998 0.16 AML other m 2020-05-24T11:45:35.82
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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