Earthquake with magnitude of ML 1.3 on date 22-03-2021 and time 07:28:24 (UTC) in region 3 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 1.3 earthquake occured in region: 3 km NE Castelsantangelo sul Nera (MC), on

  • 22-03-2021 07:28:24 (UTC)
  • 22-03-2021 08:28:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9140, 13.1840 at 12 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.

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 3 281 281
Ussita MC 5 444 725
Visso MC 8 1107 1832
Bolognola MC 10 142 1974
Montemonaco AP 12 604 2578
Preci PG 12 724 3302
Acquacanina MC 13 121 3423
Montefortino FM 13 1178 4601
Fiastra MC 14 559 5160
Montegallo AP 15 523 5683
Norcia PG 15 4957 10640
Fiordimonte MC 16 202 10842
Amandola FM 16 3629 14471
Sarnano MC 17 3264 17735
Monte Cavallo MC 17 145 17880
Pieve Torina MC 18 1458 19338
Arquata del Tronto AP 18 1178 20516
Pievebovigliana MC 18 866 21382
Comunanza AP 20 3166 24548

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
51 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
65 Km N of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
98 Km NW of Pescara (121014 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 1.3 2021-03-22
07:28:24
42.9142 13.1835 12 2021-07-12
16:55:14
Bollettino Sismico Italiano INGV 91111841
Reviewed
Rev100
ML 1.1 2021-03-22
07:28:24
42.9137 13.1855 12 2021-03-22
08:27:52
Sala Sismica INGV-Roma 88370551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-22 07:28:24 ± 0.06
Latitude 42.9142 ± 0.0045
Longitude 13.1835 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91111841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 366
Semi-minor axis of confidence ellipse (meter) 355
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 182
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 24
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30487
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 91111841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-11 18:07:13

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 88370551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-22 08:27:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2021-03-22T07:28:57.65 1.0 undecidable manual S 33.8439 2.122 0
IV.SMA1.EHZ. 2021-03-22T07:28:52.71 1.0 undecidable manual P 33.8439 2.114 0
IV.SACS.HHZ. 2021-03-22T07:28:49.41 3.0 undecidable manual Sn 0.07 0
IV.TERO.HHZ. 2021-03-22T07:28:40.42 0.6 undecidable manual Sg 100
IV.SAP2.EHZ. 2021-03-22T07:28:35.06 0.6 undecidable manual S 100
IV.MF5.EHZ. 2021-03-22T07:28:34.05 0.6 undecidable manual S 70 23.8539 93 0.28 48
IV.MML1.HNZ. 2021-03-22T07:28:34.84 0.6 undecidable manual S 322 27.9498 93 -0.03 49
IV.CESI.HHZ. 2021-03-22T07:28:34.06 0.6 undecidable manual S 294 24.753 93 0.04 50
IV.MTRA.EHZ. 2021-03-22T07:28:33.85 0.6 undecidable manual S 135 24.6531 93 -0.12 49
IV.GUMA.HNZ. 2021-03-22T07:28:33.19 0.6 undecidable manual S 37 20.5683 95 0.3 48
IV.CSP1.EHZ. 2021-03-22T07:28:32.44 0.3 undecidable manual S 5 19.7691 96 -0.25 72
IT.MTCL.HGZ. 2021-03-22T07:28:31.88 0.3 undecidable manual S 301 17.3715 98 -0.17 73
IV.MMO1.EHZ. 2021-03-22T07:28:30.22 0.1 undecidable manual S 98 11.7771 117 -0.4 94
IV.MML1.HNZ. 2021-03-22T07:28:30.69 0.3 undecidable manual P 322 27.9498 93 0.01 75
IV.CESI.HHZ. 2021-03-22T07:28:30.29 0.3 undecidable manual P 294 24.753 93 0.11 74
IV.MF5.EHZ. 2021-03-22T07:28:30.23 0.3 undecidable manual P 70 23.8539 93 0.19 73
IV.NRCA.HNZ. 2021-03-22T07:28:30.29 0.3 undecidable manual S 212 10.5783 122 -0.05 76
IV.GUMA.HNZ. 2021-03-22T07:28:29.42 1.0 undecidable manual P 37 20.5683 95 -0.11 25
IV.MC2.EHZ. 2021-03-22T07:28:29.14 0.3 undecidable manual S 125 0.4995 177 0.18 76
IT.MTCL.HGZ. 2021-03-22T07:28:29.04 0.3 undecidable manual P 301 17.3715 98 0 76
IV.CSP1.EHZ. 2021-03-22T07:28:29.34 0.3 undecidable manual P 5 19.7691 96 -0.07 74
IV.MTRA.EHZ. 2021-03-22T07:28:29.97 0.6 undecidable manual P 135 24.6531 93 -0.19 48
IV.MMO1.EHZ. 2021-03-22T07:28:28.14 0.3 undecidable manual P 98 11.7771 117 -0.08 75
IV.NRCA.HNZ. 2021-03-22T07:28:28.20 0.1 undecidable manual P 212 10.5783 122 0.14 100
IV.MC2.EHZ. 2021-03-22T07:28:27.50 0.1 undecidable manual P 125 0.4995 177 0.24 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:1.5 0.00022551485 0.3776 AML other m 2021-03-22T07:28:33.72
IV.CSP1.EHN. ML:1.4 0.00017353725 1.664 AML other m 2021-03-22T07:28:34.46
IV.MTRA.HNN. ML:1.3 0.0001080547 1.0752 AML other m 2021-03-22T07:28:34.29
IV.MTRA.EHE. ML:1.5 0.00016976039999999997 2.4448 AML other m 2021-03-22T07:28:36.19
IV.MTRA.HNE. ML:1.6 0.00022132000000000003 2.3808 AML other m 2021-03-22T07:28:33.36
IV.MTRA.EHN. ML:1.1 0.00007944135499999999 3.936 AML other m 2021-03-22T07:28:35.53
IV.CESI.HHN. ML:1.1 0.00007662525000000001 2.4192 AML other m 2021-03-22T07:28:34.48
IV.CESI.HHE. ML:1.2 0.000095829955 2.5408 AML other m 2021-03-22T07:28:35.14
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