Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 15-01-2022 and time 04:25:40 (UTC) in region 3 km NW Cerreto di Spoleto (PG)

A magnitude ML 1.1 earthquake occured in region: 3 km NW Cerreto di Spoleto (PG), on

  • 15-01-2022 04:25:40 (UTC)
  • 15-01-2022 05:25:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8410, 12.8880 at 10 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
Cerreto di Spoleto PG 3 1075 1075
Sellano PG 6 1079 2154
Vallo di Nera PG 8 364 2518
Campello sul Clitunno PG 9 2442 4960
Trevi PG 12 8469 13429
Sant'Anatolia di Narco PG 13 564 13993
Preci PG 13 724 14717
Poggiodomo PG 15 117 14834
Scheggino PG 15 461 15295
Spoleto PG 17 38218 53513
Cascia PG 17 3217 56730
Castel Ritaldi PG 18 3278 60008
Norcia PG 18 4957 64965
Visso MC 19 1107 66072
Monte Cavallo MC 20 145 66217
Foligno PG 20 57155 123372

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km SE of Foligno (57155 inhabitants)
37 Km NE of Terni (111501 inhabitants)
50 Km SE of Perugia (166134 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
70 Km W of Teramo (54892 inhabitants)
79 Km NE of Viterbo (67173 inhabitants)
94 Km N of Guidonia Montecelio (88673 inhabitants)
98 Km N of Tivoli (56533 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 1.1 2022-01-15
04:25:40		 42.8408 12.888 10 2022-07-08
12:33:24		 Bollettino Sismico Italiano INGV 100089701
Reviewed
Rev100 		ML 1.1 2022-01-15
04:25:40		 42.8422 12.9012 11 2022-01-15
04:31:53		 Sala Sismica INGV-Roma 99800581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-15 04:25:40 ± 0.08
Latitude 42.8408 ± 0.0027
Longitude 12.8880 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 100089701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 324
Semi-minor axis of confidence ellipse (meter) 265
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 294
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41549
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 100089701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-23 13:51:02

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 99800581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-15 04:31:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BURY.HHZ. 2022-01-15T04:27:28.41 3.0 undecidable manual Sn 0.62 0
IV.EUCT.HNZ. 2022-01-15T04:27:25.16 3.0 undecidable manual Sn 7.53 0
IV.EFIU.HHZ. 2022-01-15T04:27:18.58 3.0 undecidable manual S 0
IV.EFIU.HHZ. 2022-01-15T04:27:17.18 3.0 undecidable manual P 0
IV.SCIAC.HHZ. 2022-01-15T04:27:12.01 3.0 positive manual Pg 13.2 0
IV.MBAL.EHZ. 2022-01-15T04:27:06.77 3.0 undecidable manual Sn -1.35 0
IV.CMPR.HHZ. 2022-01-15T04:27:05.33 3.0 undecidable manual Sn -0.59 0
MN.VAE.HHZ. 2022-01-15T04:27:01.98 3.0 undecidable manual Pn 0.96 0
IV.MTGR.HHZ. 2022-01-15T04:26:57.23 3.0 negative manual Pn 3.6 0
IV.MSRU.HHZ. 2022-01-15T04:26:55.08 3.0 undecidable manual Pn 0.83 0
IV.VITU.HHZ. 2022-01-15T04:26:47.75 3.0 undecidable manual Sg 6.25 0
IV.IMTC.HHZ. 2022-01-15T04:26:45.50 3.0 undecidable manual Sn 0.59 0
CR.ZAG.BHZ. 2022-01-15T04:26:35.76 3.0 undecidable manual Pn -0.92 0
IV.FIR.HHZ. 2022-01-15T04:26:30.35 3.0 undecidable manual Sg 3.5 0
IT.FIE.HGZ. 2022-01-15T04:26:26.23 3.0 undecidable manual Sn -0.56 0
IV.MTCE.HHZ. 2022-01-15T04:26:06.45 3.0 undecidable manual S -3.22 0
IV.VIVA.HHZ. 2022-01-15T04:26:01.01 3.0 negative manual P 0.21 0
IV.NARO.HHZ. 2022-01-15T04:25:56.18 3.0 undecidable manual P 0.1 0
IV.RM33.HNE. 2022-01-15T04:25:55.20 0.1 undecidable manual S 144 45.4212 50 0.03 98
IV.SNTG.HHE. 2022-01-15T04:25:55.38 1.0 undecidable manual S 5 46.1205 50 0.02 24
IV.MMO1.EHN. 2022-01-15T04:25:53.18 0.1 undecidable manual S 80 36.2415 50 0.46 91
IV.CSP1.EHZ. 2022-01-15T04:25:53.45 0.1 undecidable manual S 43 37.9287 50 0.29 94
IV.CESX.HHE. 2022-01-15T04:25:52.43 0.3 undecidable manual S 224 35.6421 50 -0.12 73
IV.ARRO.EHZ. 2022-01-15T04:25:51.13 1.0 undecidable manual S 199 30.6471 50 -0.11 25
IV.MOMA.HHZ. 2022-01-15T04:25:50.33 0.6 undecidable manual S 261 26.1516 50 0.29 48
IV.LNSS.HHZ. 2022-01-15T04:25:50.40 0.6 undecidable manual S 155 29.1486 50 -0.43 46
IV.ASSB.HHZ. 2022-01-15T04:25:50.58 0.6 undecidable manual S 320 29.1486 50 -0.23 48
IV.MC2.EHZ. 2022-01-15T04:25:49.88 3.0 undecidable manual S 0
IV.SMA1.EHN. 2022-01-15T04:25:49.05 0.1 undecidable manual P 122 43.3233 50 0.46 89
IV.FDMO.HHZ. 2022-01-15T04:25:49.89 0.6 undecidable manual S 37 27.0507 50 -0.38 47
IV.SNTG.HHE. 2022-01-15T04:25:48.79 0.1 undecidable manual P 5 46.1205 50 -0.24 93
IV.RM33.HNE. 2022-01-15T04:25:48.56 0.1 undecidable manual P 144 45.4212 50 -0.36 91
IV.GAVE.EHZ. 2022-01-15T04:25:47.13 0.6 undecidable manual S 178 16.4724 122 0.03 51
IV.CSP1.EHZ. 2022-01-15T04:25:47.66 0.6 positive manual P 43 37.9287 50 -0.1 49
IV.MMO1.EHN. 2022-01-15T04:25:47.20 0.1 undecidable manual P 80 36.2415 50 -0.31 94
IV.NRCA.HHZ. 2022-01-15T04:25:47.50 0.6 undecidable manual S 92 18.4704 119 -0.18 50
IV.CESX.HHE. 2022-01-15T04:25:47.66 0.1 undecidable manual P 224 35.6421 50 0.26 95
IV.CESI.HHZ. 2022-01-15T04:25:47.60 0.6 undecidable manual S 4 18.2706 119 -0.03 51
IV.ASSB.HHZ. 2022-01-15T04:25:46.50 0.6 undecidable manual P 320 29.1486 50 0.09 50
IV.ARRO.EHZ. 2022-01-15T04:25:46.61 0.1 undecidable manual P 199 30.6471 50 -0.04 100
IV.MOMA.HHZ. 2022-01-15T04:25:46.24 1.0 undecidable manual P 261 26.1516 50 0.28 24
IV.LNSS.HHZ. 2022-01-15T04:25:46.28 0.1 undecidable manual P 155 29.1486 50 -0.13 98
IV.FDMO.HHZ. 2022-01-15T04:25:45.89 0.6 positive manual P 37 27.0507 50 -0.2 49
IV.CESI.HHZ. 2022-01-15T04:25:44.71 0.6 positive manual P 4 18.2706 119 0.14 50
IV.GAVE.EHZ. 2022-01-15T04:25:44.57 0.6 undecidable manual P 178 16.4724 122 0.31 48
IV.MC2.EHZ. 2022-01-15T04:25:44.83 3.0 undecidable manual P 0
IV.NRCA.HHZ. 2022-01-15T04:25:44.59 0.3 undecidable manual P 92 18.4704 119 0 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.3 0.0001715 0.22 AML other m 2022-01-15T04:25:47.61
IV.NRCA.HHN. ML:1.3 0.000155 0.1 AML other m 2022-01-15T04:25:47.79
IV.CESI.HHE. ML:0.9 0.00006355 0.3 AML other m 2022-01-15T04:25:47.81
IV.GAVE.EHN. ML:1.2 0.00014350000000000002 1.1 AML other m 2022-01-15T04:25:47.43
IV.CESI.HHN. ML:1.1 0.0001013 1.72 AML other m 2022-01-15T04:25:48.87
IV.NRCA.HHE. ML:1.1 0.000105 1.02 AML other m 2022-01-15T04:25:49.52
IV.MOMA.HHE. ML:0.7 0.00002775 0.16 AML other m 2022-01-15T04:25:50.97
IV.MOMA.HHN. ML:0.8 0.00003295 1 AML other m 2022-01-15T04:25:50.40
IV.GAVE.HNN. ML:1.2 0.0001573449 0.5696 AML other m 2022-01-15T04:25:48.54
IV.GAVE.HNE. ML:1.2 0.000141613535 0.208 AML other m 2022-01-15T04:25:47.50
IV.NRCA.HNE. ML:1.2 0.00011411793500000001 0.1504 AML other m 2022-01-15T04:25:49.08
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