Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 01-09-2022 and time 20:00:39 (UTC) in region 4 km E Foligno (PG)

A magnitude ML 1.5 earthquake occured in region: 4 km E Foligno (PG), on

  • 01-09-2022 20:00:39 (UTC)
  • 01-09-2022 22:00:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9520, 12.7580 at 14 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
Foligno PG 4 57155 57155
Trevi PG 8 8469 65624
Spello PG 8 8645 74269
Montefalco PG 11 5679 79948
Valtopina PG 12 1398 81346
Bevagna PG 12 5081 86427
Campello sul Clitunno PG 15 2442 88869
Cannara PG 15 4305 93174
Sellano PG 16 1079 94253
Castel Ritaldi PG 16 3278 97531
Gualdo Cattaneo PG 17 6155 103686
Assisi PG 18 28299 131985
Nocera Umbra PG 18 5839 137824
Giano dell'Umbria PG 20 3846 141670
Cerreto di Spoleto PG 20 1075 142745

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km E of Foligno (57155 inhabitants)
35 Km SE of Perugia (166134 inhabitants)
44 Km N of Terni (111501 inhabitants)
80 Km NE of Viterbo (67173 inhabitants)
84 Km W of Teramo (54892 inhabitants)
85 Km NW of L'Aquila (69753 inhabitants)
91 Km SE of Arezzo (99543 inhabitants)
96 Km SW 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 1.5 2022-09-01
20:00:39		 42.9517 12.7575 14 2024-03-01
15:27:59		 Bollettino Sismico Italiano INGV 111548461
Reviewed
Rev100 		ML 1.6 2022-09-01
20:00:39		 42.9608 12.7542 15 2022-09-01
20:09:50		 Sala Sismica INGV-Roma 109227571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-01 20:00:39 ± 0.05
Latitude 42.9517 ± 0.0027
Longitude 12.7575 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 111548461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 310
Semi-minor axis of confidence ellipse (meter) 152
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 125
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 53
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.73295
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 109227571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-01 20:09:50

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 111548461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-23 10:50:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAFI.HHZ. 2022-09-01T20:01:03.59 0.6 undecidable manual S 303 76.5678 92 0.78 37
IV.BRSN.EHZ. 2022-09-01T20:01:02.75 3.0 positive manual P -1.68 0
IV.PIEI.HHZ. 2022-09-01T20:01:00.88 0.6 undecidable manual S 345 67.2771 93 0.55 40
IV.CING.HHZ. 2022-09-01T20:00:58.52 0.6 undecidable manual S 37 58.8966 93 0.41 42
IV.ATVO.HHZ. 2022-09-01T20:00:58.20 0.6 undecidable manual S 329 55.5 94 0.98 35
IV.EL6.EHZ. 2022-09-01T20:00:55.98 0.6 undecidable manual S 34 50.3163 94 0.15 45
IV.ATFO.HHZ. 2022-09-01T20:00:55.86 0.6 undecidable manual S 342 48.4182 94 0.53 42
IV.TERO.HHZ. 2022-09-01T20:00:54.31 3.0 undecidable manual P 0.38 0
IV.CSP1.EHZ. 2022-09-01T20:00:53.23 0.6 undecidable manual S 67 39.4272 96 0.28 45
IV.MURB.HHZ. 2022-09-01T20:00:53.70 0.6 undecidable manual S 331 39.3273 96 0.79 39
IV.ARRO.EHZ. 2022-09-01T20:00:53.93 0.6 undecidable manual S 179 41.3253 96 0.49 43
IV.CESX.HHZ. 2022-09-01T20:00:53.12 0.6 undecidable manual S 200 40.5261 96 -0.11 46
IV.CAFI.HHZ. 2022-09-01T20:00:53.45 0.3 undecidable manual P 303 76.5678 92 0.32 63
IV.FIAM.HHZ. 2022-09-01T20:00:53.81 0.3 undecidable manual P 159 81.3519 92 -0.06 65
IV.FOSV.EHZ. 2022-09-01T20:00:52.38 0.6 undecidable manual S 0 38.0286 96 -0.19 46
IV.MC2.EHZ. 2022-09-01T20:00:52.21 0.6 undecidable manual S 97 35.3424 97 0.37 44
IV.SNTG.HHZ. 2022-09-01T20:00:51.88 0.6 undecidable manual S 24 36.741 97 -0.34 45
IV.PIEI.HHZ. 2022-09-01T20:00:51.55 0.6 undecidable manual P 345 67.2771 93 -0.16 44
IV.NRCA.HHZ. 2022-09-01T20:00:51.06 0.6 undecidable manual S 114 31.8459 98 0.15 47
IV.ATMI.HHZ. 2022-09-01T20:00:50.61 0.6 undecidable manual P 317 58.0974 94 0.32 44
IV.GAVE.EHZ. 2022-09-01T20:00:50.89 0.6 undecidable manual S 159 30.8469 99 0.23 46
IV.CING.HHZ. 2022-09-01T20:00:50.20 0.3 undecidable manual P 37 58.8966 93 -0.22 67
IV.RM33.EHZ. 2022-09-01T20:00:50.63 0.3 undecidable manual P 143 61.5939 93 -0.21 66
IV.FEMA.HNZ. 2022-09-01T20:00:49.15 0.3 undecidable manual S 87 23.754 104 0.35 68
IV.ATVO.HHZ. 2022-09-01T20:00:49.53 0.3 undecidable manual P 329 55.5 94 -0.38 64
IV.FDMO.HHZ. 2022-09-01T20:00:49.92 0.6 undecidable manual S 71 28.3494 100 -0.09 49
IV.ATCC.EHZ. 2022-09-01T20:00:49.79 0.6 undecidable manual S 340 27.5502 100 -0.02 49
IV.ATFO.HHZ. 2022-09-01T20:00:48.56 0.3 undecidable manual P 342 48.4182 94 -0.25 67
IV.MOMA.HHZ. 2022-09-01T20:00:48.62 0.6 undecidable manual S 223 22.3554 105 0.17 48
IV.MML1.EHZ. 2022-09-01T20:00:48.89 0.6 undecidable manual S 44 24.9528 102 -0.23 47
IV.EL6.EHZ. 2022-09-01T20:00:48.87 0.1 undecidable manual P 34 50.3163 94 -0.23 90
IT.GNU.HGZ. 2022-09-01T20:00:48.65 0.3 undecidable manual S 223 22.3554 105 0.2 72
IV.CSP1.EHZ. 2022-09-01T20:00:47.35 0.1 positive manual P 67 39.4272 96 -0.09 95
IV.MURB.HHZ. 2022-09-01T20:00:47.30 0.1 undecidable manual P 331 39.3273 96 -0.12 93
IT.MTCL.HGZ. 2022-09-01T20:00:47.80 0.3 undecidable manual S 76 20.1687 108 -0.09 74
IV.MC2.EHZ. 2022-09-01T20:00:47.15 0.3 undecidable manual P 97 35.3424 97 0.35 67
IV.ARRO.EHZ. 2022-09-01T20:00:47.83 0.3 undecidable manual P 179 41.3253 96 0.11 70
IV.CESX.HHZ. 2022-09-01T20:00:47.25 0.3 undecidable manual P 200 40.5261 96 -0.35 66
IV.NRCA.HHZ. 2022-09-01T20:00:46.18 0.1 negative manual P 114 31.8459 98 -0.09 96
IV.FOSV.EHZ. 2022-09-01T20:00:46.95 0.1 negative manual P 0 38.0286 96 -0.27 91
IV.GAVE.EHZ. 2022-09-01T20:00:46.14 0.1 negative manual P 159 30.8469 99 0.02 97
IV.CESI.HHZ. 2022-09-01T20:00:46.36 0.6 undecidable manual S 64 13.2756 124 0.13 48
IV.SNTG.HHZ. 2022-09-01T20:00:46.71 0.1 undecidable manual P 24 36.741 97 -0.31 91
IV.MML1.EHZ. 2022-09-01T20:00:45.00 0.1 positive manual P 44 24.9528 102 -0.23 94
IV.ASSB.HHZ. 2022-09-01T20:00:45.79 0.3 undecidable manual S 322 12.876 125 -0.35 70
IV.ATCC.EHZ. 2022-09-01T20:00:45.38 0.1 negative manual P 340 27.5502 100 -0.24 93
IV.FEMA.HNZ. 2022-09-01T20:00:45.28 0.3 undecidable manual P 87 23.754 104 0.24 70
IV.FDMO.HHZ. 2022-09-01T20:00:45.61 0.1 positive manual P 71 28.3494 100 -0.13 96
IT.MTCL.HGZ. 2022-09-01T20:00:44.44 0.3 undecidable manual P 76 20.1687 108 -0.08 74
IT.FOPC.HGZ. 2022-09-01T20:00:44.79 0.3 undecidable manual S 294 4.8951 156 0.03 75
IT.GNU.HGZ. 2022-09-01T20:00:44.74 0.3 undecidable manual P 223 22.3554 105 -0.1 72
IV.MOMA.HHZ. 2022-09-01T20:00:44.69 0.1 positive manual P 223 22.3554 105 -0.15 95
IV.ASSB.HHZ. 2022-09-01T20:00:43.36 0.1 negative manual P 322 12.876 125 -0.15 97
IV.CESI.HHZ. 2022-09-01T20:00:43.51 0.1 undecidable manual P 64 13.2756 124 -0.05 100
IT.FOPC.HGZ. 2022-09-01T20:00:42.69 0.3 undecidable manual P 294 4.8951 156 -0.03 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.7 0.0005235836000000001 0.256 AML other m 2022-09-01T20:00:45.87
IV.ASSB.HHE. ML:2.0 0.000909 1.68 AML other m 2022-09-01T20:00:45.93
IV.CESI.HNN. ML:1.4 0.0002475956 0.6912 AML other m 2022-09-01T20:00:46.44
IV.CESI.HHN. ML:1.3 0.00018901810000000003 0.2304 AML other m 2022-09-01T20:00:46.45
IV.CESI.HHE. ML:1.2 0.00014012195500000003 0.4096 AML other m 2022-09-01T20:00:46.54
IV.MML1.EHN. ML:1.4 0.000127242205 0.1024 AML other m 2022-09-01T20:00:48.98
IV.MOMA.HHE. ML:1.2 0.00009981939 0.0896 AML other m 2022-09-01T20:00:49.16
IV.MOMA.HNE. ML:1.3 0.00011267672000000001 0.704 AML other m 2022-09-01T20:00:49.12
IV.MOMA.HNN. ML:1.5 0.00018664855000000003 0.1536 AML other m 2022-09-01T20:00:49.12
IV.MOMA.HHN. ML:1.5 0.00017999999999999998 0.12 AML other m 2022-09-01T20:00:49.13
IV.MML1.HNN. ML:1.4 0.00015195519499999998 0.3712 AML other m 2022-09-01T20:00:48.98
IV.MML1.EHE. ML:1.6 0.00024740754999999997 0.1792 AML other m 2022-09-01T20:00:49.18
IV.MML1.HNE. ML:1.6 0.0002418292 0.1792 AML other m 2022-09-01T20:00:49.18
IV.ATCC.EHN. ML:1.4 0.0001285 0.52 AML other m 2022-09-01T20:00:50.35
IV.FDMO.HHN. ML:1.3 0.0000974059 0.32 AML other m 2022-09-01T20:00:50.17
IV.ATCC.HNN. ML:1.5 0.00015211710000000001 0.7296 AML other m 2022-09-01T20:00:50.30
IV.FDMO.HHE. ML:1.2 0.00008726505000000002 0.2816 AML other m 2022-09-01T20:00:50.21
IV.ATCC.EHE. ML:1.6 0.0001809957 0.3456 AML other m 2022-09-01T20:00:50.51
IV.ATCC.HNE. ML:1.7 0.00027050245 0.3712 AML other m 2022-09-01T20:00:50.53
IV.NRCA.HNN. ML:2.2 0.000651 0.18 AML other m 2022-09-01T20:00:51.24
IV.NRCA.HHN. ML:2.2 0.0006630000000000001 0.16 AML other m 2022-09-01T20:00:51.25
IV.GAVE.HNE. ML:1.8 0.00028257125 0.1408 AML other m 2022-09-01T20:00:51.39
IV.GAVE.HNN. ML:1.8 0.00024810805 0.4992 AML other m 2022-09-01T20:00:51.60
IV.GAVE.EHN. ML:2.1 0.0006035 0.52 AML other m 2022-09-01T20:00:51.61
IV.GAVE.EHE. ML:1.8 0.0002919182 0.1408 AML other m 2022-09-01T20:00:51.67
IV.NRCA.HNE. ML:2.0 0.0004051473 0.1664 AML other m 2022-09-01T20:00:51.62
IV.NRCA.HHE. ML:2.0 0.00039771095 0.4608 AML other m 2022-09-01T20:00:51.62
IV.SNTG.HHN. ML:1.0 0.000042056425 0.2688 AML other m 2022-09-01T20:00:52.35
IV.SNTG.HHE. ML:1.1 0.000051202075 0.1024 AML other m 2022-09-01T20:00:52.45
IV.FOSV.HNE. ML:1.5 0.00011476754999999999 0.4992 AML other m 2022-09-01T20:00:52.80
IV.FOSV.EHN. ML:1.5 0.0001028 0.34 AML other m 2022-09-01T20:00:52.74
IV.FOSV.EHE. ML:1.2 0.0000603 0.3 AML other m 2022-09-01T20:00:52.95
IV.MC2.EHN. ML:1.8 0.00022964715 0.256 AML other m 2022-09-01T20:00:53.04
IV.MC2.EHE. ML:1.8 0.00025862625 0.512 AML other m 2022-09-01T20:00:53.00
IV.CSP1.EHN. ML:2.0 0.000375 0.72 AML other m 2022-09-01T20:00:53.78
IV.CESX.HHN. ML:1.4 0.00007835479500000001 0.192 AML other m 2022-09-01T20:00:53.62
IV.CSP1.EHE. ML:1.9 0.000279 0.36 AML other m 2022-09-01T20:00:53.69
IV.MURB.HHE. ML:1.5 0.00010232812 0.2304 AML other m 2022-09-01T20:00:54.24
IV.MURB.HHN. ML:1.4 0.00008541227 0.192 AML other m 2022-09-01T20:00:54.34
IV.ARRO.EHN. ML:1.3 0.00006855 0.18 AML other m 2022-09-01T20:00:54.26
IV.ARRO.EHE. ML:1.6 0.00013550000000000001 0.8 AML other m 2022-09-01T20:00:54.06
IV.ATFO.HHN. ML:1.0 0.000023049069999999997 0.2432 AML other m 2022-09-01T20:00:56.34
IV.EL6.EHN. ML:1.7 0.000121292985 0.4992 AML other m 2022-09-01T20:00:56.58
IV.EL6.EHE. ML:1.9 0.00020756445000000002 0.384 AML other m 2022-09-01T20:00:56.63
IV.CAFI.HHE. ML:1.2 0.000027450000000000003 1.42 AML other m 2022-09-01T20:01:04.18
IV.CAFI.HHN. ML:1.2 0.000024849999999999998 0.54 AML other m 2022-09-01T20:01:04.61
IV.FIAM.HHN. ML:1.2 0.00001950638 0.9088 AML other m 2022-09-01T20:01:06.23
IV.FIAM.HHE. ML:1.2 0.00001878945 0.7552 AML other m 2022-09-01T20:01:06.34
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