Earthquake with magnitude of ML 1.8 on date 10-03-2022 and time 22:22:44 (Italy) in region 4 km NW Pontremoli (MS)

A magnitude ML 1.8 earthquake occured in region: 4 km NW Pontremoli (MS), on

  • 10-03-2022 21:22:44 (UTC)
  • 10-03-2022 22:22:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.4140, 9.8590 at 7 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Pontremoli MS 5 7357 7357
Zeri MS 10 1094 8451
Mulazzo MS 11 2424 10875
Borgo Val di Taro PR 11 6999 17874
Filattiera MS 11 2309 20183
Albareto PR 13 2156 22339
Berceto PR 15 2109 24448
Villafranca in Lunigiana MS 15 4770 29218
Bagnone MS 15 1887 31105
Valmozzola PR 17 539 31644
Zignago SP 18 532 32176
Compiano PR 18 1112 33288
Calice al Cornoviglio SP 19 1138 34426
Corniglio PR 20 1936 36362
Rocchetta di Vara SP 20 703 37065
Sesta Godano SP 20 1377 38442

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of La Spezia (93959 inhabitants)
42 Km NW of Carrara (63133 inhabitants)
48 Km NW of Massa (69479 inhabitants)
57 Km SW of Parma (192836 inhabitants)
68 Km NW of Viareggio (62467 inhabitants)
69 Km W of Reggio nell'Emilia (171345 inhabitants)
72 Km S of Piacenza (102191 inhabitants)
74 Km E of Genova (586655 inhabitants)
81 Km S of Cremona (71901 inhabitants)
82 Km NW of Lucca (89046 inhabitants)
89 Km W of Modena (184973 inhabitants)
89 Km NW of Pisa (89158 inhabitants)
91 Km W of Carpi (70699 inhabitants)
100 Km NW of Pistoia (90315 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
Bulletin
Rev1000
ML 1.8 2022-03-10
21:22:44
44.4143 9.8592 7 2022-07-08
12:33:39
Bollettino Sismico Italiano INGV 102570371
Reviewed
Rev100
ML 1.8 2022-03-10
21:22:44
44.4168 9.8622 8 2022-03-10
21:29:57
Sala Sismica INGV-Roma 101856531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-10 21:22:44 ± 0.1
Latitude 44.4143 ± 0.0063
Longitude 9.8592 ± 0.0063
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 102570371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 602
Semi-minor axis of confidence ellipse (meter) 423
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 189
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
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 30
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.17811
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 16
Type of magnitude ML
Reference to an origin 101856531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-10 21:29:57

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 16
Type of magnitude ML
Reference to an origin 102570371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-10 15:29:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.TRI.HHZ. 2022-03-10T21:24:22.56 3.0 undecidable manual Sg 6.78 0
CH.DAVOX.HHZ. 2022-03-10T21:24:02.22 3.0 undecidable manual Sg 2.32 0
OT.OT17.EHZ. 2022-03-10T21:23:59.29 3.0 negative manual Pn -0.16 0
MN.TRI.HHZ. 2022-03-10T21:23:38.08 3.0 undecidable manual Pn 1.89 0
GU.CANO.HHZ. 2022-03-10T21:23:07.39 0.6 undecidable manual P 260 130.7691 50 0.74 34
IV.CRMI.HHZ. 2022-03-10T21:23:05.15 0.6 undecidable manual P 127 112.5984 50 1.31 27
IV.MPPT.EHZ. 2022-03-10T21:23:04.56 0.6 undecidable manual P 117 110.3118 50 1.08 30
GU.GSCL.HHN. 2022-03-10T21:23:03.82 0.3 undecidable manual S 97 58.1973 50 0.37 66
GU.SARM.EHN. 2022-03-10T21:23:01.00 0.6 undecidable manual S 121 50.0166 50 -0.26 46
IV.BOB.HNE. 2022-03-10T21:23:01.61 0.6 undecidable manual S 320 50.9157 50 0.1 47
IV.PII.HHZ. 2022-03-10T21:23:00.76 0.1 undecidable manual P 145 93.3399 50 -0.12 87
GU.GORR.HHZ. 2022-03-10T21:23:00.59 0.3 undecidable manual S 296 49.617 50 -0.57 64
IV.ERBM.EHE. 2022-03-10T21:22:59.35 0.6 undecidable manual S 89 43.8228 50 -0.26 46
GU.RNCA.HHZ. 2022-03-10T21:22:57.92 0.3 undecidable manual P 275 72.1722 50 0.31 65
IV.BDI.HHZ. 2022-03-10T21:22:57.24 0.3 undecidable manual P 123 70.374 50 -0.09 69
GU.EQUI.HHZ. 2022-03-10T21:22:56.90 0.3 undecidable manual S 140 36.1416 101 -0.42 68
GU.CARD.HHZ. 2022-03-10T21:22:56.53 0.3 undecidable manual P 131 65.5899 50 -0.07 69
IV.MSSA.HHZ. 2022-03-10T21:22:55.05 0.3 undecidable manual S 248 29.2485 104 0.06 74
GU.GSCL.HHN. 2022-03-10T21:22:55.75 0.1 undecidable manual P 97 58.1973 50 0.29 90
IV.BOB.HNE. 2022-03-10T21:22:54.05 0.1 undecidable manual P 320 50.9157 50 -0.29 91
GU.FIVI.HNE. 2022-03-10T21:22:54.97 0.6 undecidable manual S 132 28.749 104 0.13 49
IV.NEVI.HNN. 2022-03-10T21:22:53.19 0.3 undecidable manual P 62 40.7259 50 0.42 68
GU.GORR.HHZ. 2022-03-10T21:22:53.95 0.3 undecidable manual P 296 49.617 50 -0.19 70
GU.SARM.EHN. 2022-03-10T21:22:53.99 0.1 undecidable manual P 121 50.0166 50 -0.21 93
IV.ERBM.EHE. 2022-03-10T21:22:52.81 0.1 undecidable manual P 89 43.8228 50 -0.44 89
GU.EQUI.HHZ. 2022-03-10T21:22:51.66 0.1 undecidable manual P 140 36.1416 101 -0.27 94
GU.GRAM.HHZ. 2022-03-10T21:22:51.28 0.3 undecidable manual S 63 18.3705 111 -0.09 75
IV.MSSA.HHZ. 2022-03-10T21:22:50.75 0.1 positive manual P 248 29.2485 104 0.17 97
GU.FIVI.HNE. 2022-03-10T21:22:50.57 0.3 undecidable manual P 132 28.749 104 0.08 74
GU.GRAM.HHZ. 2022-03-10T21:22:48.60 0.1 positive manual P 63 18.3705 111 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GRAM.HHN. ML:2.4 0.0019649999999999997 0.38 AML other m 2022-03-10T21:22:51.56
GU.GRAM.HHE. ML:2.4 0.00232 0.3 AML other m 2022-03-10T21:22:52.31
IV.MSSA.HHN. ML:2.6 0.002145 0.12 AML other m 2022-03-10T21:22:55.47
IV.MSSA.HHE. ML:2.8 0.00323 0.12 AML other m 2022-03-10T21:22:55.59
GU.EQUI.HHE. ML:1.4 0.00010185 0.42 AML other m 2022-03-10T21:22:57.50
GU.EQUI.HHN. ML:1.4 0.00010235 0.64 AML other m 2022-03-10T21:22:57.08
GU.GORR.HHN. ML:1.5 0.0000809 0.42 AML other m 2022-03-10T21:23:05.88
GU.GORR.HHE. ML:1.3 0.0000558 1.58 AML other m 2022-03-10T21:23:06.96
GU.CARD.HHN. ML:1.9 0.000142 0.36 AML other m 2022-03-10T21:23:09.71
GU.CARD.HHE. ML:2.0 0.0001715 0.5 AML other m 2022-03-10T21:23:10.12
IV.BDI.HHE. ML:1.6 0.0000678 1.54 AML other m 2022-03-10T21:23:12.99
IV.BDI.HHN. ML:1.6 0.0000731 0.16 AML other m 2022-03-10T21:23:12.46
IV.PII.HHE. ML:1.8 0.00007489999999999999 1.12 AML other m 2022-03-10T21:23:16.63
IV.PII.HHN. ML:1.7 0.0000605 0.54 AML other m 2022-03-10T21:23:17.31
GU.CANO.HHN. ML:1.8 0.00004095 1.1 AML other m 2022-03-10T21:23:25.85
GU.CANO.HHE. ML:2.0 0.00006365 1.02 AML other m 2022-03-10T21:23:25.18
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