Earthquake with magnitude of ML 1.3 on date 05-07-2023 and time 01:09:54 (Italy) in region 3 km NE Albareto (PR)

A magnitude ML 1.3 earthquake occured in region: 3 km NE Albareto (PR), on

  • 04-07-2023 23:09:54 (UTC)
  • 05-07-2023 01:09:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4670, 9.7270 at 5 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
Albareto PR 3 2156 2156
Borgo Val di Taro PR 4 6999 9155
Compiano PR 6 1112 10267
Tornolo PR 8 1010 11277
Bedonia PR 9 3482 14759
Zeri MS 13 1094 15853
Varese Ligure SP 14 2059 17912
Pontremoli MS 16 7357 25269
Valmozzola PR 17 539 25808
Bardi PR 19 2227 28035
Sesta Godano SP 20 1377 29412

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km N of La Spezia (93959 inhabitants)
52 Km NW of Carrara (63133 inhabitants)
58 Km NW of Massa (69479 inhabitants)
61 Km SW of Parma (192836 inhabitants)
63 Km E of Genova (586655 inhabitants)
65 Km S of Piacenza (102191 inhabitants)
76 Km W of Reggio nell'Emilia (171345 inhabitants)
78 Km SW of Cremona (71901 inhabitants)
79 Km NW of Viareggio (62467 inhabitants)
92 Km SE of Pavia (72576 inhabitants)
93 Km NW of Lucca (89046 inhabitants)
97 Km W of Modena (184973 inhabitants)
98 Km W of Carpi (70699 inhabitants)
99 Km NW of Pisa (89158 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 2023-07-04
23:09:54
44.467 9.7267 5 2023-07-04
23:20:16
Sala Sismica INGV-Roma 118975181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-04 23:09:54 ± 0.08
Latitude 44.4670 ± 0.0045
Longitude 9.7267 ± 0.0063
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118975181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 487
Semi-minor axis of confidence ellipse (meter) 347
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 198
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 12
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55308
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 118975181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-04 23:20:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIAM.HHZ. 2023-07-04T23:11:40.74 3.0 undecidable manual Sg 10.59 0
IV.MCRV.HHZ. 2023-07-04T23:11:21.63 3.0 undecidable manual Pn 3.9 0
IV.FOSV.EHZ. 2023-07-04T23:11:09.79 3.0 undecidable manual Sn -0.14 0
ST.VARA.EHZ. 2023-07-04T23:10:44.78 3.0 undecidable manual S -1.54 0
GU.POPM.HHZ. 2023-07-04T23:10:14.09 3.0 negative manual P 0.69 0
GU.RNCA.HHZ. 2023-07-04T23:10:13.93 0.6 undecidable manual S 271 61.3941 50 -0.28 44
4P.IT07A.HHZ. 2023-07-04T23:10:10.25 0.6 undecidable manual S 11 46.0206 50 0.16 48
GU.FIVI.HNZ. 2023-07-04T23:10:08.03 0.6 undecidable manual S 128 40.5261 97 -0.24 48
GU.GORR.HHZ. 2023-07-04T23:10:07.28 0.6 undecidable manual S 295 37.629 98 0.01 49
GU.RNCA.HHZ. 2023-07-04T23:10:06.10 0.6 undecidable manual P 271 61.3941 50 0.41 45
4P.IT07A.HHZ. 2023-07-04T23:10:03.31 0.1 positive manual P 11 46.0206 50 -0.01 99
GU.GRAM.HHZ. 2023-07-04T23:10:03.49 0.3 undecidable manual S 84 26.9508 101 -0.09 76
GU.EQUI.HHZ. 2023-07-04T23:10:03.70 0.6 undecidable manual P 134 47.5191 50 0.14 49
IV.PLMA.HHZ. 2023-07-04T23:10:03.93 0.6 undecidable manual P 168 47.4192 50 0.4 46
GU.FIVI.HNZ. 2023-07-04T23:10:02.15 1.0 undecidable manual P 128 40.5261 97 -0.12 24
GU.GORR.HHZ. 2023-07-04T23:10:01.51 0.3 positive manual P 295 37.629 98 -0.18 74
GU.GRAM.HHZ. 2023-07-04T23:09:59.66 0.1 negative manual P 84 26.9508 101 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GRAM.HHN. ML:1.4 0.000134 0.42 AML other m 2023-07-04T23:10:04.26
GU.GRAM.HHE. ML:1.5 0.0001855 0.2 AML other m 2023-07-04T23:10:04.63
GU.GORR.HHN. ML:1.1 0.000044949999999999995 0.9 AML other m 2023-07-04T23:10:07.06
GU.GORR.HHE. ML:1.2 0.0000541 0.18 AML other m 2023-07-04T23:10:08.28
4P.IT07A.HHE. ML:1.6 0.000126 0.7 AML other m 2023-07-04T23:10:10.39
4P.IT07A.HHN. ML:1.1 0.000040273015 0.4736 AML other m 2023-07-04T23:10:10.71
GU.POPM.HHE. ML:1.3 0.0000223 0.2 AML other m 2023-07-04T23:10:27.83
GU.POPM.HHN. ML:1.3 0.00002 0.2 AML other m 2023-07-04T23:10:28.95
GU.RNCA.HHE. ML:1.2 0.000036120419 0.9344 AML other m 2023-07-04T23:10:14.40
GU.RNCA.HHN. ML:1.2 0.000030095733 0.896 AML other m 2023-07-04T23:10:14.15
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