Earthquake with magnitude of ML 1.2 on date 12-07-2024 and time 19:55:06 (Italy) in region 5 km E Casola Valsenio (RA)

A magnitude ML 1.2 earthquake occured in region: 5 km E Casola Valsenio (RA), on

  • 12-07-2024 17:55:06 (UTC)
  • 12-07-2024 19:55:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2160, 11.6880 at 32 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
Casola Valsenio RA 5 2617 2617
Brisighella RA 7 7639 10256
Riolo Terme RA 7 5720 15976
Borgo Tossignano BO 10 3288 19264
Modigliana FC 11 4560 23824
Casalfiumanese BO 11 3438 27262
Fontanelice BO 11 1943 29205
Castel del Rio BO 15 1246 30451
Castel Bolognese RA 15 9554 40005
Imola BO 15 69797 109802
Tredozio FC 16 1212 111014
Palazzuolo sul Senio FI 16 1154 112168
Marradi FI 17 3139 115307
Dozza BO 17 6652 121959
Faenza RA 17 58541 180500
Dovadola FC 19 1653 182153

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km S of Imola (69797 inhabitants)
17 Km W of Faenza (58541 inhabitants)
28 Km W of Forlì (117913 inhabitants)
41 Km SE of Bologna (386663 inhabitants)
45 Km W of Cesena (96758 inhabitants)
47 Km W of Ravenna (159116 inhabitants)
60 Km NE of Prato (191150 inhabitants)
60 Km NE of Firenze (382808 inhabitants)
65 Km NE of Scandicci (50609 inhabitants)
69 Km E of Pistoia (90315 inhabitants)
69 Km S of Ferrara (133155 inhabitants)
72 Km W of Rimini (147750 inhabitants)
77 Km SE of Modena (184973 inhabitants)
85 Km N of Arezzo (99543 inhabitants)
90 Km SE of Carpi (70699 inhabitants)
96 Km S of Rovigo (51867 inhabitants)
100 Km SE of Reggio nell'Emilia (171345 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 2024-07-12
17:55:06
44.2165 11.688 32 2024-07-12
18:12:04
Sala Sismica INGV-Roma 129788601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-07-12 17:55:06 ± 0.28
Latitude 44.2165 ± 0.0099
Longitude 11.6880 ± 0.0050
Depth (km) 32 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 129788601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1025
Semi-minor axis of confidence ellipse (meter) 454
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 6
Circular confidence region, given by single value of horizontal uncertainty (meter) 1020.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 259
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 5
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33185
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 3
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 129788601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-07-12 18:12:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MFNL.HHZ. 2024-07-12T17:56:44.83 3.0 undecidable manual Pn 5.16 0
IV.BRICA.EHZ. 2024-07-12T17:56:39.11 3.0 undecidable manual Pn -0.95 0
GU.SATI.HHZ. 2024-07-12T17:56:36.25 3.0 undecidable manual Sg 13.82 0
GU.RRL.HHZ. 2024-07-12T17:56:27.67 3.0 undecidable manual Sn -3.57 0
IV.SRES.HHZ. 2024-07-12T17:56:10.84 3.0 undecidable manual Sg 2.71 0
IV.ARRO.EHZ. 2024-07-12T17:56:09.20 3.0 undecidable manual Sg 6.07 0
IV.MRB1.HHZ. 2024-07-12T17:56:08.68 3.0 undecidable manual Pn 1.91 0
IV.SACR.HHZ. 2024-07-12T17:56:06.48 3.0 undecidable manual Pn 4.34 0
IV.GUMA.HHZ. 2024-07-12T17:56:00.88 3.0 undecidable manual Sg -0.54 0
OX.PLRO.HHZ. 2024-07-12T17:55:56.04 3.0 negative manual Pg 10.41 0
IV.INTR.HHZ. 2024-07-12T17:55:49.68 3.0 negative manual Pn -0.7 0
GU.BURY.HHZ. 2024-07-12T17:55:49.03 3.0 positive manual Pn 3.6 0
IV.RIBO.EHZ.01 2024-07-12T17:55:43.22 3.0 undecidable manual S -2.18 0
CH.BERNI.HHZ. 2024-07-12T17:55:39.57 3.0 positive manual Pn -0.88 0
IV.QLNO.HHZ. 2024-07-12T17:55:35.88 3.0 positive manual Pn -0.99 0
IV.FOSV.EHZ. 2024-07-12T17:55:28.83 3.0 undecidable manual P -0.85 0
IV.SFI.EHZ. 2024-07-12T17:55:21.01 0.3 undecidable manual S 160 36.8298 127 -0.07 73
IV.VISG.HHZ. 2024-07-12T17:55:18.06 0.3 undecidable manual S 261 20.3685 145 0.07 75
IV.SFI.EHZ. 2024-07-12T17:55:15.14 0.1 undecidable manual P 160 36.8298 127 0.09 97
IV.SEI.HHZ. 2024-07-12T17:55:14.45 0.1 undecidable manual P 236 31.8459 131 0 100
IV.VISG.HHZ. 2024-07-12T17:55:13.18 0.1 undecidable manual P 261 20.3685 145 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VISG.HHN. ML:1.3 0.0000707 0.4 AML other m 2024-07-12T17:55:18.31
IV.VISG.HHE. ML:1.1 0.0000467 0.42 AML other m 2024-07-12T17:55:18.39
IV.SFI.EHN. ML:1.0 0.000024800000000000003 1.16 AML other m 2024-07-12T17:55:21.93
IV.SEI.HHN. ML:1.5 0.00009855 1.2 AML other m 2024-07-12T17:55:21.16
IV.SFI.EHE. ML:1.1 0.000034149999999999997 0.34 AML other m 2024-07-12T17:55:22.26
IV.SEI.HHE. ML:1.4 0.0000751 0.38 AML other m 2024-07-12T17:55:22.60
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download