Earthquake with magnitude of ML 0.9 on date 25-07-2023 and time 23:51:24 (Italy) in region 8 km E Pizzoli (AQ)

A magnitude ML 0.9 earthquake occured in region: 8 km E Pizzoli (AQ), on

  • 25-07-2023 21:51:24 (UTC)
  • 25-07-2023 23:51:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4680, 13.3890 at 9 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
Pizzoli AQ 8 4326 4326
Barete AQ 9 737 5063
Capitignano AQ 9 665 5728
Campotosto AQ 10 542 6270
Crognaleto TE 12 1297 7567
L'Aquila AQ 13 69753 77320
Montereale AQ 13 2581 79901
Cagnano Amiterno AQ 13 1369 81270
Pietracamela TE 15 271 81541
Scoppito AQ 15 3727 85268
Fano Adriano TE 15 296 85564
Cortino TE 20 656 86220
Amatrice RI 20 2657 88877
Lucoli AQ 20 1011 89888

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of L'Aquila (69753 inhabitants)
34 Km SW of Teramo (54892 inhabitants)
62 Km E of Terni (111501 inhabitants)
63 Km W of Montesilvano (53738 inhabitants)
65 Km W of Chieti (51815 inhabitants)
68 Km W of Pescara (121014 inhabitants)
74 Km NE of Tivoli (56533 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km SE of Foligno (57155 inhabitants)
98 Km NE of Roma (2864731 inhabitants)
100 Km NE 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 0.9 2023-07-25
21:51:24
42.4682 13.3887 9 2023-07-25
21:59:32
Sala Sismica INGV-Roma 119577891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-25 21:51:24 ± 0.14
Latitude 42.4682 ± 0.0054
Longitude 13.3887 ± 0.0073
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119577891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 680
Semi-minor axis of confidence ellipse (meter) 292
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.06925
Epicentral distance of station farthest from the epicenter (degree) 0.37232
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 119577891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-25 21:59:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2023-07-25T21:51:38.79 0.6 undecidable manual S 130 41.3253 50 0.29 45
IV.TERO.HHZ. 2023-07-25T21:51:33.10 0.6 undecidable manual S 46 24.5532 111 -0.63 42
IV.T0110.HHZ. 2023-07-25T21:51:32.95 1.0 negative manual P 130 41.3253 50 0.32 22
IV.SMA1.EHZ. 2023-07-25T21:51:32.09 0.6 undecidable manual S 346 18.5703 117 0.28 47
IV.GIGS.HHZ. 2023-07-25T21:51:30.72 0.6 undecidable manual S 96 15.1737 122 -0.06 49
IV.FAGN.HHE. 2023-07-25T21:51:30.57 0.3 undecidable manual P 144 27.5502 109 0.13 71
IV.RM33.EHZ. 2023-07-25T21:51:30.61 0.6 undecidable manual S 288 14.9739 122 -0.11 49
MN.AQU.HHE. 2023-07-25T21:51:30.31 0.6 undecidable manual S 174 12.6762 126 0.23 48
IV.TERO.HHZ. 2023-07-25T21:51:29.66 0.3 positive manual P 46 24.5532 111 -0.22 71
IV.CAMP.HHE. 2023-07-25T21:51:29.37 0.6 undecidable manual S 12 7.6812 140 0.57 44
IV.SMA1.EHZ. 2023-07-25T21:51:28.64 0.1 undecidable manual P 346 18.5703 117 -0.13 97
IV.GIGS.HHZ. 2023-07-25T21:51:28.17 0.1 undecidable manual P 96 15.1737 122 0 100
IV.RM33.EHZ. 2023-07-25T21:51:28.03 0.1 undecidable manual P 288 14.9739 122 -0.11 98
IV.CAMP.HHE. 2023-07-25T21:51:27.33 0.1 undecidable manual P 12 7.6812 140 0.3 95
MN.AQU.HHE. 2023-07-25T21:51:27.26 0.3 undecidable manual P 174 12.6762 126 -0.51 68
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.2 0.00013849999999999998 0.24 AML other m 2023-07-25T21:51:30.80
IV.RM33.EHE. ML:1.0 0.00010238098 0.1152 AML other m 2023-07-25T21:51:30.85
IV.RM33.HNE. ML:1.1 0.00012207111500000002 0.6784 AML other m 2023-07-25T21:51:35.99
IV.RM33.HNN. ML:1.2 0.000137845645 0.2304 AML other m 2023-07-25T21:51:30.68
IV.GIGS.HHE. ML:0.4 0.000023516368 0.32 AML other m 2023-07-25T21:51:32.72
IV.GIGS.HHN. ML:0.4 0.000024047929 0.896 AML other m 2023-07-25T21:51:36.26
IV.SMA1.EHE. ML:0.7 0.0000416317 0.6272 AML other m 2023-07-25T21:51:36.08
IV.SMA1.EHN. ML:0.8 0.000049744415 0.4096 AML other m 2023-07-25T21:51:33.82
IV.TERO.HHE. ML:0.8 0.000034012795 0.1536 AML other m 2023-07-25T21:51:34.13
IV.T0110.HHE. ML:1.3 0.000058871889999999994 1.3568 AML other m 2023-07-25T21:51:52.26
IV.T0110.HHN. ML:1.1 0.000043485645000000006 0.6656 AML other m 2023-07-25T21:51:41.24
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