Earthquake with magnitude of ML 0.3 on date 31-08-2022 and time 21:14:26 (Italy) in region 4 km E Castelsantangelo sul Nera (MC)

A magnitude ML 0.3 earthquake occured in region: 4 km E Castelsantangelo sul Nera (MC), on

  • 31-08-2022 19:14:26 (UTC)
  • 31-08-2022 21:14:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8890, 13.1980 at 6 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
Castelsantangelo sul Nera MC 4 281 281
Ussita MC 8 444 725
Visso MC 10 1107 1832
Montemonaco AP 11 604 2436
Bolognola MC 12 142 2578
Montegallo AP 12 523 3101
Preci PG 13 724 3825
Montefortino FM 13 1178 5003
Norcia PG 14 4957 9960
Arquata del Tronto AP 15 1178 11138
Acquacanina MC 16 121 11259
Amandola FM 17 3629 14888
Fiastra MC 17 559 15447
Sarnano MC 18 3264 18711
Fiordimonte MC 19 202 18913
Comunanza AP 19 3166 22079
Monte Cavallo MC 20 145 22224

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
49 Km NW of Teramo (54892 inhabitants)
58 Km NE of Terni (111501 inhabitants)
62 Km N of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
96 Km NW of Pescara (121014 inhabitants)
99 Km NW of Chieti (51815 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 0.3 2022-08-31
19:14:26
42.889 13.1982 6 2022-08-31
19:29:52
Sala Sismica INGV-Roma 109187061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-31 19:14:26 ± 0.11
Latitude 42.8890 ± 0.0036
Longitude 13.1982 ± 0.0037
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109187061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 357
Semi-minor axis of confidence ellipse (meter) 172
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 25
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
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) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.02338
Epicentral distance of station farthest from the epicenter (degree) 0.27879
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:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 109187061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-31 19:29:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2022-08-31T19:14:36.71 0.6 undecidable manual S 324 30.9468 100 -0.22 46
IV.CESI.HNZ. 2022-08-31T19:14:35.50 0.6 undecidable manual S 298 27.0507 102 -0.11 47
IV.CSP1.EHZ. 2022-08-31T19:14:34.51 0.3 undecidable manual S 1 22.4553 104 0.44 67
IV.MML1.EHZ. 2022-08-31T19:14:32.05 0.3 undecidable manual P 324 30.9468 100 -0.27 68
IV.FDMO.HHZ. 2022-08-31T19:14:32.98 0.3 undecidable manual S 331 18.6702 107 0.2 71
IV.CESI.HNZ. 2022-08-31T19:14:31.32 0.3 undecidable manual P 298 27.0507 102 -0.23 69
IV.CSP1.EHZ. 2022-08-31T19:14:30.57 0.1 undecidable manual P 1 22.4553 104 -0.09 96
IV.MMO1.HNZ. 2022-08-31T19:14:30.23 0.3 undecidable manual S 84 10.4784 118 0.08 73
IV.FDMO.HHZ. 2022-08-31T19:14:29.84 0.1 undecidable manual P 331 18.6702 107 -0.08 97
IV.NRCA.HHZ. 2022-08-31T19:14:29.92 0.3 undecidable manual S 228 9.1797 121 0.18 72
7F.SIB2.EHZ. 2022-08-31T19:14:29.39 0.3 undecidable manual S 88 8.5803 123 -0.18 72
IV.NRCA.HHZ. 2022-08-31T19:14:28.33 0.1 undecidable manual P 228 9.1797 121 0.16 97
7F.SIB1.EHZ. 2022-08-31T19:14:28.88 0.3 undecidable manual S 84 5.8941 134 0.05 74
IV.MMO1.HNZ. 2022-08-31T19:14:28.51 0.1 undecidable manual P 84 10.4784 118 0.1 97
7F.SIB2.EHZ. 2022-08-31T19:14:28.08 0.1 undecidable manual P 88 8.5803 123 0.01 100
7F.SIB3.EHZ. 2022-08-31T19:14:28.58 0.3 undecidable manual S 105 6.0939 133 -0.29 71
IV.MC2.EHZ. 2022-08-31T19:14:28.05 0.3 undecidable manual S 343 2.5974 155 -0.11 74
IV.MC2.EHZ. 2022-08-31T19:14:27.29 0.1 undecidable manual P 343 2.5974 155 0.04 100
7F.SIB1.EHZ. 2022-08-31T19:14:27.78 0.1 undecidable manual P 84 5.8941 134 0.14 97
7F.SIB3.EHZ. 2022-08-31T19:14:27.64 0.1 undecidable manual P 105 6.0939 133 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MC2.EHN. ML:0.0 0.00044629595 0.1408 AML other m 2022-08-31T19:14:28.11
IV.MC2.EHE. ML:0.0 0.0003296456 0.0768 AML other m 2022-08-31T19:14:28.42
IV.FDMO.HHN. ML:0.1 0.0000104711725 0.192 AML other m 2022-08-31T19:14:33.31
IV.FDMO.HHE. ML:0.1 0.0000089147135 0.1024 AML other m 2022-08-31T19:14:35.71
IV.CSP1.EHE. ML:0.6 0.000023271315 0.128 AML other m 2022-08-31T19:14:34.75
IV.CSP1.EHN. ML:0.3 0.000013474949999999999 0.1024 AML other m 2022-08-31T19:14:34.70
IV.MML1.EHE. ML:0.3 0.000009130401499999999 0.1152 AML other m 2022-08-31T19:14:37.06
IV.MML1.EHN. ML:0.3 0.000009189692499999999 0.128 AML other m 2022-08-31T19:14:37.55
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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