Earthquake with magnitude of ML 1.2 on date 01-08-2024 and time 06:24:31 (Italy) in region 4 km NW Posta (RI)

A magnitude ML 1.2 earthquake occured in region: 4 km NW Posta (RI), on

  • 01-08-2024 04:24:31 (UTC)
  • 01-08-2024 06:24:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5480, 13.0570 at 12 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
Posta RI 4 694 694
Borbona RI 7 617 1311
Leonessa RI 8 2435 3746
Micigliano RI 11 127 3873
Cittareale RI 12 482 4355
Monteleone di Spoleto PG 14 599 4954
Antrodoco RI 15 2588 7542
Poggio Bustone RI 15 2055 9597
Cantalice RI 15 2755 12352
Montereale AQ 16 2581 14933
Borgo Velino RI 16 972 15905
Rivodutri RI 17 1253 17158
Cagnano Amiterno AQ 17 1369 18527
Castel Sant'Angelo RI 17 1308 19835
Polino TR 18 233 20068
Morro Reatino RI 19 373 20441
Cascia PG 19 3217 23658
Cittaducale RI 20 6828 30486

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Terni (111501 inhabitants)
36 Km NW of L'Aquila (69753 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
55 Km W of Teramo (54892 inhabitants)
67 Km NE of Guidonia Montecelio (88673 inhabitants)
68 Km NE of Tivoli (56533 inhabitants)
79 Km E of Viterbo (67173 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
87 Km NE of Roma (2864731 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
94 Km W of Chieti (51815 inhabitants)
95 Km W of Pescara (121014 inhabitants)
99 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
Reviewed
Rev100
ML 1.2 2024-08-01
04:24:31
42.5482 13.0573 12 2024-08-01
04:40:48
Sala Sismica INGV-Roma 130310681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-01 04:24:31 ± 0.13
Latitude 42.5482 ± 0.0090
Longitude 13.0573 ± 0.0061
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130310681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1067
Semi-minor axis of confidence ellipse (meter) 89
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 203
Circular confidence region, given by single value of horizontal uncertainty (meter) 1070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 169
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40290
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 130310681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-01 04:40:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2024-08-01T04:24:42.85 3.0 positive manual P 0 0
IV.FDMO.HHZ. 2024-08-01T04:24:41.63 3.0 positive manual P 0.01 0
IV.ARRO.EHZ. 2024-08-01T04:24:40.50 0.3 undecidable manual S 278 24.0537 93 -0.01 74
IV.MMO1.EHZ. 2024-08-01T04:24:39.93 0.3 undecidable manual P 29 44.7219 91 -0.01 71
IV.GAVE.EHZ. 2024-08-01T04:24:39.48 0.3 undecidable manual S 320 20.7681 94 -0.16 72
IV.TERO.HHZ. 2024-08-01T04:24:39.75 3.0 negative manual P -0.5 0
IV.NRCA.HHZ. 2024-08-01T04:24:37.94 0.1 positive manual P 8 31.9458 91 -0.04 96
IV.RM33.EHZ. 2024-08-01T04:24:37.47 0.3 undecidable manual S 109 13.5753 107 -0.26 71
IV.SMA1.EHZ. 2024-08-01T04:24:37.00 0.1 positive manual P 68 24.4533 92 0.18 96
IV.LNSS.HHZ. 2024-08-01T04:24:36.10 0.3 undecidable manual S 347 6.1938 143 -0.04 76
IV.ARRO.EHZ. 2024-08-01T04:24:36.65 0.3 undecidable manual P 278 24.0537 93 -0.11 72
IV.GAVE.EHZ. 2024-08-01T04:24:36.31 0.1 undecidable manual P 320 20.7681 94 0.06 99
IV.RM33.EHZ. 2024-08-01T04:24:35.14 0.1 positive manual P 109 13.5753 107 -0.01 100
IV.LNSS.HHZ. 2024-08-01T04:24:34.42 0.1 undecidable manual P 347 6.1938 143 0.19 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.8 0.0009699999999999999 0.12 AML other m 2024-08-01T04:24:36.32
IV.LNSS.HHN. ML:1.8 0.0008300000000000001 0.16 AML other m 2024-08-01T04:24:36.42
IV.RM33.EHN. ML:1.2 0.000141 1.26 AML other m 2024-08-01T04:24:38.68
IV.RM33.EHE. ML:1.4 0.000247 0.76 AML other m 2024-08-01T04:24:38.27
IV.GAVE.EHE. ML:1.2 0.000121 1.18 AML other m 2024-08-01T04:24:40.06
IV.GAVE.EHN. ML:1.3 0.000144 0.14 AML other m 2024-08-01T04:24:40.67
IV.ARRO.EHE. ML:1.1 0.00007355 0.16 AML other m 2024-08-01T04:24:40.88
IV.ARRO.EHN. ML:1.2 0.00010355000000000001 0.22 AML other m 2024-08-01T04:24:41.40
IV.SMA1.EHN. ML:1.1 0.00007675 0.58 AML other m 2024-08-01T04:24:41.51
IV.SMA1.EHE. ML:1.3 0.0001085 0.5 AML other m 2024-08-01T04:24:41.73
IV.NRCA.HHE. ML:1.4 0.000124 0.4 AML other m 2024-08-01T04:24:43.87
IV.NRCA.HHN. ML:1.4 0.0001115 1.86 AML other m 2024-08-01T04:24:44.01
IV.TERO.HHE. ML:1.3 0.000059749999999999995 0.16 AML other m 2024-08-01T04:24:46.16
IV.TERO.HHN. ML:1.1 0.000036200000000000006 1.18 AML other m 2024-08-01T04:24:46.90
IV.MMO1.EHN. ML:1.0 0.00003035 0.56 AML other m 2024-08-01T04:24:47.62
IV.MMO1.EHE. ML:0.9 0.000027049999999999997 0.68 AML other m 2024-08-01T04:24:47.84
IV.FDMO.HHN. ML:0.9 0.00002035 0.3 AML other m 2024-08-01T04:24:49.78
IV.FDMO.HHE. ML:0.9 0.0000195 0.34 AML other m 2024-08-01T04:24:50.69
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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