Earthquake with magnitude of ML 0.7 on date 25-03-2022 and time 05:45:22 (Italy) in region 8 km SE Norcia (PG)

A magnitude ML 0.7 earthquake occured in region: 8 km SE Norcia (PG), on

  • 25-03-2022 04:45:22 (UTC)
  • 25-03-2022 05:45:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7530, 13.1800 at 9 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
Accumoli RI 8 667 667
Norcia PG 8 4957 5624
Arquata del Tronto AP 10 1178 6802
Cascia PG 14 3217 10019
Cittareale RI 15 482 10501
Castelsantangelo sul Nera MC 16 281 10782
Montegallo AP 16 523 11305
Amatrice RI 16 2657 13962
Preci PG 18 724 14686
Acquasanta Terme AP 19 2916 17602

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
48 Km NW of L'Aquila (69753 inhabitants)
49 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km W of Pescara (121014 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km W of Chieti (51815 inhabitants)
93 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
100 Km S of Ancona (100861 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 0.7 2022-03-25
04:45:22
42.7528 13.1803 9 2022-07-08
12:33:59
Bollettino Sismico Italiano INGV 104909631
Reviewed
Rev100
ML 0.9 2022-03-25
04:45:22
42.7598 13.1753 10 2022-03-25
05:03:04
Sala Sismica INGV-Roma 102353681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-25 04:45:22 ± 0.06
Latitude 42.7528 ± 0.0027
Longitude 13.1803 ± 0.0049
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104909631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 300
Semi-minor axis of confidence ellipse (meter) 276
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 113
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33904
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 104909631
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-20 12:59:24

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 102353681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-25 05:03:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.CLUD.HHZ. 2022-03-25T04:46:42.98 3.0 undecidable manual Sn -2.69 0
GU.POPM.HHZ. 2022-03-25T04:46:40.04 3.0 undecidable manual Sg 5.23 0
IV.CSLB.HHZ. 2022-03-25T04:46:29.37 3.0 undecidable manual Pg 12.59 0
IV.SARZ.HHZ. 2022-03-25T04:46:26.44 3.0 positive manual Pg 13.52 0
IV.ACATE.EHZ. 2022-03-25T04:46:19.91 3.0 undecidable manual Pn -8.42 0
IX.SCL3.EHZ.02 2022-03-25T04:45:49.00 3.0 negative manual Pg 7.56 0
MN.TRI.HHZ. 2022-03-25T04:45:45.74 3.0 negative manual Pn -2.07 0
IV.CSP1.EHZ. 2022-03-25T04:45:35.37 0.6 undecidable manual S 3 37.629 50 0.02 48
IV.MF5.EHZ. 2022-03-25T04:45:35.22 0.6 undecidable manual S 41 34.5432 50 0.69 41
IV.TERO.HHZ. 2022-03-25T04:45:34.87 0.6 undecidable manual S 113 37.4292 50 -0.42 44
IV.FDMO.HHZ. 2022-03-25T04:45:33.84 0.6 undecidable manual S 347 32.3454 50 -0.1 48
IV.NARO.HHZ. 2022-03-25T04:45:33.10 3.0 negative manual Pn -3.74 0
IV.PIEI.HHZ. 2022-03-25T04:45:32.08 3.0 undecidable manual Pn -4.87 0
IV.RM33.EHZ. 2022-03-25T04:45:32.11 0.6 undecidable manual S 174 27.1506 109 -0.29 46
IV.GAVE.EHZ. 2022-03-25T04:45:31.49 0.6 undecidable manual S 254 24.2535 111 0.04 49
IV.ARVD.HHZ. 2022-03-25T04:45:31.34 3.0 negative manual Pn -2.52 0
IV.FRON.EHZ. 2022-03-25T04:45:31.09 3.0 positive manual Pn -4.38 0
IV.EL6.EHZ. 2022-03-25T04:45:30.73 3.0 negative manual Pn -1.61 0
IV.LNSS.HHZ. 2022-03-25T04:45:30.33 0.6 undecidable manual S 215 20.1687 115 0.19 48
IV.MC2.EHZ. 2022-03-25T04:45:29.48 0.6 undecidable manual S 2 17.5713 118 0.14 49
IV.MF5.EHZ. 2022-03-25T04:45:29.63 0.3 undecidable manual P 41 34.5432 50 0.21 70
IV.ATFO.HHZ. 2022-03-25T04:45:29.39 3.0 negative manual Pn -6.88 0
IV.SMA1.EHZ. 2022-03-25T04:45:29.74 0.6 undecidable manual S 137 18.5703 117 0.12 49
IV.CSP1.EHZ. 2022-03-25T04:45:29.87 0.3 undecidable manual P 3 37.629 50 -0.02 72
IV.MTRA.EHE. 2022-03-25T04:45:29.23 0.6 undecidable manual S 89 17.5713 118 -0.11 49
IV.MMO1.EHZ. 2022-03-25T04:45:29.94 0.6 undecidable manual S 36 20.1687 115 -0.19 48
IV.SSFR.HHZ. 2022-03-25T04:45:29.91 3.0 positive manual Pn -4.93 0
IV.TERO.HHZ. 2022-03-25T04:45:29.48 0.3 undecidable manual P 113 37.4292 50 -0.38 67
IV.FDMO.HHZ. 2022-03-25T04:45:28.88 0.3 undecidable manual P 347 32.3454 50 -0.2 70
IV.SNTG.HHZ. 2022-03-25T04:45:28.25 3.0 positive manual P -5.09 0
IV.MURB.HHZ. 2022-03-25T04:45:28.69 3.0 negative manual Pn -7.77 0
IV.MML1.EHZ. 2022-03-25T04:45:28.47 3.0 positive manual Pn -4.5 0
IV.RM33.EHZ. 2022-03-25T04:45:28.09 0.3 undecidable manual P 174 27.1506 109 -0.1 73
IV.FOSV.EHZ. 2022-03-25T04:45:27.18 3.0 undecidable manual Pn -7.53 0
IV.GAVE.EHZ. 2022-03-25T04:45:27.65 0.3 undecidable manual P 254 24.2535 111 0.01 74
IV.SMA1.EHZ. 2022-03-25T04:45:27.02 0.3 undecidable manual P 137 18.5703 117 0.43 69
IV.NRCA.HNE. 2022-03-25T04:45:26.94 0.1 undecidable manual S 329 10.4784 132 -0.34 95
IV.ATCC.EHZ. 2022-03-25T04:45:26.90 3.0 undecidable manual Pn -8.59 0
IV.MC2.EHZ. 2022-03-25T04:45:26.62 0.1 undecidable manual P 2 17.5713 118 0.2 96
IV.MTRA.EHE. 2022-03-25T04:45:26.43 0.3 undecidable manual P 89 17.5713 118 0.01 75
IV.LPEL.HHZ. 2022-03-25T04:45:26.17 3.0 negative manual P -3.3 0
IV.LNSS.HHZ. 2022-03-25T04:45:26.99 0.1 undecidable manual P 215 20.1687 115 0.11 98
IV.MMO1.EHZ. 2022-03-25T04:45:26.83 0.1 undecidable manual P 36 20.1687 115 -0.05 99
IV.NRCA.HNE. 2022-03-25T04:45:25.31 0.1 undecidable manual P 329 10.4784 132 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:0.6 0.00003575 1.78 AML other m 2022-03-25T04:45:31.94
IV.SMA1.EHN. ML:0.5 0.00002705 0.62 AML other m 2022-03-25T04:45:31.58
IV.RM33.EHN. ML:0.6 0.000020749999999999996 0.3 AML other m 2022-03-25T04:45:33.28
IV.RM33.EHE. ML:0.6 0.00002155 0.98 AML other m 2022-03-25T04:45:33.78
IV.CESI.HHE. ML:0.8 0.0000242 0.94 AML other m 2022-03-25T04:45:33.99
IV.CESI.HHN. ML:0.9 0.000031100000000000004 0.38 AML other m 2022-03-25T04:45:35.03
IV.FDMO.HHE. ML:0.8 0.000022499999999999998 0.88 AML other m 2022-03-25T04:45:35.82
IV.FDMO.HHN. ML:0.6 0.0000202 1.52 AML other m 2022-03-25T04:45:36.81
IV.EL6.EHE. ML:1.2 0.00003015 1.56 AML other m 2022-03-25T04:45:36.90
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