Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 25-03-2022 and time 10:03:10 (UTC) in region 6 km NW Ferentillo (TR)

A magnitude ML 1.4 earthquake occured in region: 6 km NW Ferentillo (TR), on

  • 25-03-2022 10:03:10 (UTC)
  • 25-03-2022 11:03:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6680, 12.7470 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ferentillo TR 6 1913 1913
Spoleto PG 8 38218 40131
Montefranco TR 8 1276 41407
Scheggino PG 9 461 41868
Arrone TR 10 2763 44631
Sant'Anatolia di Narco PG 10 564 45195
Polino TR 12 233 45428
Terni TR 14 111501 156929
Vallo di Nera PG 15 364 157293
Poggiodomo PG 16 117 157410
Labro RI 16 374 157784
Acquasparta TR 17 4778 162562
Monteleone di Spoleto PG 17 599 163161
Morro Reatino RI 17 373 163534
Campello sul Clitunno PG 17 2442 165976
San Gemini TR 17 5018 170994
Castel Ritaldi PG 18 3278 174272
Colli sul Velino RI 19 533 174805
Rivodutri RI 19 1253 176058
Stroncone TR 20 4917 180975

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NE of Terni (111501 inhabitants)
32 Km S of Foligno (57155 inhabitants)
57 Km SE of Perugia (166134 inhabitants)
59 Km E of Viterbo (67173 inhabitants)
64 Km NW of L'Aquila (69753 inhabitants)
74 Km N of Guidonia Montecelio (88673 inhabitants)
78 Km W of Teramo (54892 inhabitants)
78 Km N of Tivoli (56533 inhabitants)
89 Km N of Roma (2864731 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 1.4 2022-03-25
10:03:10		 42.6682 12.7472 9 2022-07-08
12:33:39		 Bollettino Sismico Italiano INGV 102569951
Reviewed
Rev100 		ML 1.5 2022-03-25
10:03:10		 42.6673 12.7473 9 2022-03-25
13:48:50		 Sala Sismica INGV-Roma 102365921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-25 10:03:10 ± 0.06
Latitude 42.6682 ± 0.0054
Longitude 12.7472 ± 0.0049
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 102569951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 536
Semi-minor axis of confidence ellipse (meter) 330
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 195
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 27
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) 0.70956
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 102365921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-25 13:48:50

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 102569951
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-30 11:52:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHZ. 2022-03-25T10:04:05.16 3.0 undecidable manual Sn -0.32 0
IV.EL6.EHZ. 2022-03-25T10:03:34.57 0.6 undecidable manual S 21 78.7656 50 0.11 44
IV.MF5.EHZ. 2022-03-25T10:03:33.69 3.0 undecidable manual S 0.14 0
IV.FOSV.EHZ. 2022-03-25T10:03:30.78 3.0 undecidable manual S -3.53 0
IV.CSP1.EHZ. 2022-03-25T10:03:29.77 1.0 undecidable manual S 38 59.8956 50 0.34 22
IV.MML1.EHZ. 2022-03-25T10:03:27.98 0.6 undecidable manual S 20 52.7028 50 0.49 43
IV.FDMO.HHZ. 2022-03-25T10:03:26.78 0.6 undecidable manual S 34 49.3173 50 0.18 46
IV.EL6.EHZ. 2022-03-25T10:03:25.03 0.6 undecidable manual P 21 78.7656 50 0.73 37
IV.ASSB.HHZ. 2022-03-25T10:03:24.76 0.3 undecidable manual S 350 42.1245 50 0.08 71
IV.CESI.HHZ. 2022-03-25T10:03:23.96 0.6 undecidable manual S 19 39.5271 50 -0.01 48
IV.NRCA.HHZ. 2022-03-25T10:03:22.45 0.3 undecidable manual S 58 35.0427 50 -0.35 68
IV.CSP1.EHZ. 2022-03-25T10:03:21.63 0.3 undecidable manual P 38 59.8956 50 0.23 67
IV.MML1.EHZ. 2022-03-25T10:03:20.36 0.6 undecidable manual P 20 52.7028 50 0.08 47
IV.MGAB.HHZ. 2022-03-25T10:03:20.82 1.0 undecidable manual P 298 58.3971 50 -0.34 22
IV.LNSS.HHZ. 2022-03-25T10:03:19.79 0.3 undecidable manual S 107 24.9528 109 0.2 72
IV.FDMO.HHZ. 2022-03-25T10:03:19.57 0.3 undecidable manual P 34 49.3173 50 -0.19 69
IV.MC2.EHZ. 2022-03-25T10:03:19.01 0.3 undecidable manual P 53 44.9217 50 -0.08 71
IV.CESI.HHZ. 2022-03-25T10:03:18.09 0.3 undecidable manual P 19 39.5271 50 -0.16 70
IV.MOMA.HHZ. 2022-03-25T10:03:18.38 0.3 undecidable manual S 316 20.868 112 0.13 73
IV.ASSB.HHZ. 2022-03-25T10:03:18.59 0.3 undecidable manual P 350 42.1245 50 -0.07 71
IV.NRCA.HHZ. 2022-03-25T10:03:17.28 0.3 undecidable manual P 58 35.0427 50 -0.28 69
IV.CESX.HHZ. 2022-03-25T10:03:16.16 0.3 undecidable manual S 243 14.6742 120 -0.16 74
IV.GAVE.EHZ. 2022-03-25T10:03:15.43 0.3 undecidable manual S 77 12.2766 125 -0.19 73
IT.GNU.HGZ. 2022-03-25T10:03:15.04 0.3 undecidable manual P 316 20.868 112 0.1 74
IV.ARRO.EHZ. 2022-03-25T10:03:15.52 0.3 undecidable manual S 171 9.9789 131 0.53 68
IV.LNSS.HHZ. 2022-03-25T10:03:15.54 0.1 negative manual P 107 24.9528 109 -0.18 96
IV.MOMA.HHZ. 2022-03-25T10:03:14.80 0.3 undecidable manual P 316 20.868 112 -0.14 73
IV.ARRO.EHZ. 2022-03-25T10:03:13.15 0.3 undecidable manual P 171 9.9789 131 0.09 75
IV.GAVE.EHZ. 2022-03-25T10:03:13.34 0.1 negative manual P 77 12.2766 125 -0.09 100
IV.CESX.HHZ. 2022-03-25T10:03:13.60 0.3 undecidable manual P 243 14.6742 120 -0.23 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHE. ML:1.5 0.00021353074999999998 0.1408 AML other m 2022-03-25T10:03:20.49
IV.MOMA.HNN. ML:1.5 0.00021051294999999996 0.2816 AML other m 2022-03-25T10:03:19.69
IV.MOMA.HHN. ML:1.5 0.0002268807 0.2816 AML other m 2022-03-25T10:03:19.69
IV.MOMA.HNE. ML:1.4 0.00020579399999999997 0.128 AML other m 2022-03-25T10:03:20.49
IV.NRCA.HHE. ML:1.4 0.00009589621500000001 0.1792 AML other m 2022-03-25T10:03:25.07
IV.CESI.HHN. ML:1.3 0.00007714999999999999 0.18 AML other m 2022-03-25T10:03:25.14
IV.NRCA.HHN. ML:1.2 0.00005981215 0.1792 AML other m 2022-03-25T10:03:26.42
IV.ASSB.HHN. ML:1.2 0.00005742577 0.384 AML other m 2022-03-25T10:03:25.14
IV.ASSB.HHE. ML:1.2 0.000052885075000000005 0.1024 AML other m 2022-03-25T10:03:26.35
IV.FDMO.HHN. ML:1.3 0.000050100000000000005 0.24 AML other m 2022-03-25T10:03:28.47
IV.CESI.HHE. ML:1.3 0.00006878102999999999 0.48 AML other m 2022-03-25T10:03:30.85
IV.FDMO.HHE. ML:1.3 0.000056550000000000006 0.24 AML other m 2022-03-25T10:03:29.20
IV.MML1.EHE. ML:1.2 0.000033250265 0.1792 AML other m 2022-03-25T10:03:31.16
IV.MML1.EHN. ML:1.2 0.00003725026 0.2432 AML other m 2022-03-25T10:03:30.30
IV.NRCA.HNE. ML:2.1 0.0004671175 0.3328 AML other m 2022-03-25T10:03:23.52
IV.NRCA.HNN. ML:1.9 0.000330494705 0.3712 AML other m 2022-03-25T10:03:23.51
IV.CESI.HNE. ML:1.5 0.000113900095 0.6336 AML other m 2022-03-25T10:03:33.70
IV.CESI.HNN. ML:1.6 0.00015644181000000002 0.4352 AML other m 2022-03-25T10:03:24.16
IV.MC2.EHE. ML:1.4 0.00008421419999999999 0.384 AML other m 2022-03-25T10:03:30.70
IV.MC2.EHN. ML:1.6 0.000113834405 0.4416 AML other m 2022-03-25T10:03:30.59
IV.MML1.HNE. ML:1.7 0.00011318521499999999 0.4416 AML other m 2022-03-25T10:03:28.93
IV.MML1.HNN. ML:1.6 0.00010194204 0.672 AML other m 2022-03-25T10:03:31.62
IV.MGAB.HNE. ML:1.7 0.000106676565 0.6912 AML other m 2022-03-25T10:03:39.06
IV.MGAB.HHE. ML:1.2 0.00003739726999999999 0.3392 AML other m 2022-03-25T10:03:32.69
IV.MGAB.HHN. ML:1.2 0.000036981175 0.1792 AML other m 2022-03-25T10:03:31.96
IV.MGAB.HNN. ML:1.9 0.0001558887 0.5888 AML other m 2022-03-25T10:03:42.18
IV.EL6.EHE. ML:1.3 0.00003241655 0.1792 AML other m 2022-03-25T10:03:36.48
IV.EL6.EHN. ML:1.4 0.00003632349999999999 0.2624 AML other m 2022-03-25T10:03:38.72
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