Earthquake with magnitude of ML 1.1 on date 28-01-2022 and time 05:12:52 (Italy) in region 4 km S Pietralunga (PG)

A magnitude ML 1.1 earthquake occured in region: 4 km S Pietralunga (PG), on

  • 28-01-2022 04:12:52 (UTC)
  • 28-01-2022 05:12:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4040, 12.4370 at 9 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
Pietralunga PG 4 2111 2111
Montone PG 10 1680 3791
Gubbio PG 13 32216 36007
Umbertide PG 14 16681 52688
CittĂ  di Castello PG 17 39913 92601
Cantiano PU 17 2245 94846
Apecchio PU 17 1882 96728
Scheggia e Pascelupo PG 19 1393 98121

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of Perugia (166134 inhabitants)
45 Km E of Arezzo (99543 inhabitants)
54 Km NW of Foligno (57155 inhabitants)
68 Km SW of Fano (60888 inhabitants)
68 Km SW of Pesaro (94582 inhabitants)
74 Km S of Rimini (147750 inhabitants)
83 Km S of Cesena (96758 inhabitants)
90 Km E of Siena (53903 inhabitants)
91 Km W of Ancona (100861 inhabitants)
95 Km N of Terni (111501 inhabitants)
97 Km SE of Forlì (117913 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 1.1 2022-01-28
04:12:52
43.4037 12.4373 9 2022-01-28
04:16:38
Sala Sismica INGV-Roma 100249151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-28 04:12:52 ± 0.1
Latitude 43.4037 ± 0.0036
Longitude 12.4373 ± 0.0062
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100249151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 418
Semi-minor axis of confidence ellipse (meter) 344
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 216
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 0.34984
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 100249151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-28 04:16:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PARC.HHZ. 2022-01-28T04:13:04.02 0.1 undecidable manual S 330 31.5462 105 0.66 82
IV.CAFI.HHZ. 2022-01-28T04:13:04.87 0.1 undecidable manual S 258 38.8278 50 -0.49 88
IV.NARO.HHZ. 2022-01-28T04:13:00.93 0.1 undecidable manual S 27 25.752 109 -0.5 88
IV.MURB.HHZ. 2022-01-28T04:12:59.01 0.1 undecidable manual S 156 17.1717 117 0.33 94
IV.BADI.EHZ. 2022-01-28T04:12:59.67 0.1 undecidable manual S 307 19.4694 114 0.25 95
IV.CAFI.HHZ. 2022-01-28T04:12:59.38 1.0 undecidable manual P 258 38.8278 50 -0.34 23
IV.APEC.HHZ. 2022-01-28T04:12:58.75 0.1 undecidable manual S 355 17.2716 117 0.04 99
IV.PARC.HHZ. 2022-01-28T04:12:58.75 0.6 negative manual P 330 31.5462 105 0.19 47
IV.ATMI.HHZ. 2022-01-28T04:12:58.25 0.1 undecidable manual S 241 15.6732 119 0.01 100
IV.PIEI.HHZ. 2022-01-28T04:12:58.97 0.1 undecidable manual S 28 16.6722 118 0.44 91
IV.NARO.HHZ. 2022-01-28T04:12:57.04 0.1 positive manual P 27 25.752 109 -0.41 90
IV.BADI.EHZ. 2022-01-28T04:12:56.22 0.1 positive manual P 307 19.4694 114 -0.07 98
IV.ATFO.HHZ. 2022-01-28T04:12:56.94 0.1 undecidable manual S 111 11.5773 127 -0.1 98
IV.ATMI.HHZ. 2022-01-28T04:12:55.57 0.6 negative manual P 241 15.6732 119 -0.04 50
IV.ATPI.EHZ. 2022-01-28T04:12:55.51 0.1 undecidable manual S 332 5.8941 146 -0.17 98
IV.PIEI.HHZ. 2022-01-28T04:12:55.73 0.3 positive manual P 28 16.6722 118 -0.04 74
IV.APEC.HHZ. 2022-01-28T04:12:55.88 0.1 positive manual P 355 17.2716 117 0 100
IV.ATFO.HHZ. 2022-01-28T04:12:55.01 0.1 negative manual P 111 11.5773 127 0.09 99
IV.MURB.HHZ. 2022-01-28T04:12:55.91 0.6 undecidable manual P 156 17.1717 117 0.05 49
IV.ATPI.EHZ. 2022-01-28T04:12:54.13 1.0 positive manual P 332 5.8941 146 0 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.HNE. ML:1.3 0.00037150000000000003 0.22 AML other m 2022-01-28T04:12:55.70
IV.ATPI.EHN. ML:1.3 0.000326 0.34 AML other m 2022-01-28T04:12:55.74
IV.ATPI.HNN. ML:1.3 0.0003275 0.34 AML other m 2022-01-28T04:12:55.57
IV.ATPI.EHE. ML:1.4 0.000421 0.5 AML other m 2022-01-28T04:12:55.59
IV.ATFO.HHE. ML:1.2 0.0001805 0.3 AML other m 2022-01-28T04:12:57.57
IV.ATFO.HHN. ML:1.0 0.0001325 0.56 AML other m 2022-01-28T04:12:57.70
IV.ATMI.HHE. ML:1.1 0.0001305 0.4 AML other m 2022-01-28T04:12:58.61
IV.APEC.HHN. ML:1.1 0.00011399999999999999 0.28 AML other m 2022-01-28T04:12:58.98
IV.ATMI.HHN. ML:0.9 0.00007955000000000001 0.42 AML other m 2022-01-28T04:12:58.71
IV.PIEI.HHN. ML:0.9 0.00006900000000000001 1.86 AML other m 2022-01-28T04:12:58.05
IV.PIEI.HHE. ML:1.0 0.0001014 0.38 AML other m 2022-01-28T04:12:59.46
IV.MURB.HHE. ML:1.2 0.000154 0.28 AML other m 2022-01-28T04:12:59.23
IV.MURB.HHN. ML:1.1 0.000117 0.26 AML other m 2022-01-28T04:12:59.61
IV.BADI.EHN. ML:1.0 0.00006905 0.12 AML other m 2022-01-28T04:12:59.82
IV.BADI.EHE. ML:1.0 0.0000759 1.22 AML other m 2022-01-28T04:12:59.77
IV.APEC.HHE. ML:0.9 0.0000743 0.22 AML other m 2022-01-28T04:13:00.22
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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