Earthquake with magnitude of ML 0.9 on date 15-03-2021 and time 08:15:02 (Italy) in region 3 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 0.9 earthquake occured in region: 3 km NE Castelsantangelo sul Nera (MC), on

  • 15-03-2021 07:15:02 (UTC)
  • 15-03-2021 08:15:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9230, 13.1750 at 17 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 4 281 281
Ussita MC 4 444 725
Visso MC 7 1107 1832
Bolognola MC 9 142 1974
Acquacanina MC 12 121 2095
Preci PG 12 724 2819
Montemonaco AP 13 604 3423
Fiastra MC 13 559 3982
Montefortino FM 14 1178 5160
Fiordimonte MC 15 202 5362
Montegallo AP 16 523 5885
Norcia PG 16 4957 10842
Amandola FM 16 3629 14471
Monte Cavallo MC 16 145 14616
Sarnano MC 16 3264 17880
Pieve Torina MC 17 1458 19338
Pievebovigliana MC 17 866 20204
Arquata del Tronto AP 19 1178 21382
Comunanza AP 20 3166 24548

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
52 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
66 Km N of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
92 Km NW of Montesilvano (53738 inhabitants)
99 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
Md 1.4
ML 0.9
2021-03-15
07:15:02
42.9227 13.1753 17 2021-07-12
16:55:15
Bollettino Sismico Italiano INGV 91489291
Reviewed
Rev100
Md 1.4 2021-03-15
07:15:02
42.9263 13.1882 17 2021-03-15
07:27:09
Sala Sismica INGV-Roma 88148111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-15 07:15:02 ± 0.07
Latitude 42.9227 ± 0.0036
Longitude 13.1753 ± 0.0049
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91489291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 388
Semi-minor axis of confidence ellipse (meter) 319
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 232
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.24192
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 91489291
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-18 10:28:51

Md:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude Md
Reference to an origin 88148111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-15 07:27:09

Md:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude Md
Reference to an origin 91489291
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-18 10:28:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SARZ.HHZ. 2021-03-15T07:16:39.60 3.0 undecidable manual Sn 3.19 0
MN.TRI.HHZ. 2021-03-15T07:16:37.57 3.0 undecidable manual Sg 19.549999 0
SI.BOSI.HHZ. 2021-03-15T07:16:37.19 3.0 undecidable manual Sn -5.32 0
IV.VOBA.EHZ. 2021-03-15T07:16:35.00 3.0 undecidable manual Sn 4.64 0
IV.SCHR.EHZ. 2021-03-15T07:16:31.23 3.0 undecidable manual Sg 12.5 0
GU.GSCL.HHZ. 2021-03-15T07:16:17.30 3.0 undecidable manual Sg 11.49 0
IV.MNTV.EHZ. 2021-03-15T07:16:16.41 3.0 undecidable manual Sn -1.36 0
ST.CARE.EHZ. 2021-03-15T07:16:14.59 3.0 undecidable manual Pg 18.299999 0
IV.ISPIC.HNZ. 2021-03-15T07:16:14.50 3.0 positive manual Pn -4.52 0
IV.CORL.HHZ. 2021-03-15T07:16:11.95 3.0 positive manual Pg 9.98 0
IV.SGO.HNZ. 2021-03-15T07:16:06.93 3.0 undecidable manual Sg 3.84 0
RF.GEPF.HHZ. 2021-03-15T07:16:04.03 3.0 undecidable manual Pg 15.53 0
IV.CAPR.HNZ. 2021-03-15T07:16:04.35 3.0 undecidable manual Pg 13.16 0
OT.OT14.EHZ. 2021-03-15T07:15:59.57 3.0 undecidable manual Sg 7.5 0
IV.IFIL.HHZ. 2021-03-15T07:15:51.67 3.0 negative manual Pn -2.8 0
CR.ZAG.BHZ. 2021-03-15T07:15:46.54 3.0 undecidable manual Pn -3.19 0
IV.SCHR.EHZ. 2021-03-15T07:15:43.45 3.0 undecidable manual Pg 2 0
IV.VCRE.HHZ. 2021-03-15T07:15:41.40 3.0 undecidable manual Sn -8.12 0
IV.PTRJ.HNZ. 2021-03-15T07:15:38.40 3.0 undecidable manual Sg -1.05 0
IV.MCIV.CHZ. 2021-03-15T07:15:32.85 3.0 undecidable manual Sg 1.02 0
IV.RNI2.HHZ. 2021-03-15T07:15:27.30 3.0 undecidable manual Sg -2.13 0
IV.FIR.HHZ. 2021-03-15T07:15:25.00 3.0 undecidable manual Pn 0.73 0
IV.PII.HHZ. 2021-03-15T07:15:25.47 3.0 undecidable manual Pn -4.35 0
IV.PTRJ.HNZ. 2021-03-15T07:15:18.90 3.0 undecidable manual Pg -0.48 0
IV.MML1.HNE. 2021-03-15T07:15:12.37 0.6 undecidable manual S 322 26.8509 110 0.04 48
IV.MTRA.EHE. 2021-03-15T07:15:12.15 0.6 undecidable manual S 136 25.752 111 0.1 48
IV.CESI.HHZ. 2021-03-15T07:15:11.61 0.6 undecidable manual S 293 23.754 114 0.04 48
IV.FOSV.EHZ. 2021-03-15T07:15:10.14 3.0 undecidable manual Pn -0.25 0
IV.CSP1.EHZ. 2021-03-15T07:15:10.33 0.6 undecidable manual S 7 18.9699 121 -0.08 49
IV.MMO1.EHZ. 2021-03-15T07:15:09.00 0.3 undecidable manual S 102 12.5763 136 -0.08 73
IV.MTRA.EHE. 2021-03-15T07:15:08.14 0.3 undecidable manual P 136 25.752 111 0.16 71
IV.NRCA.HHZ. 2021-03-15T07:15:08.55 0.3 undecidable manual S 207 11.0778 140 -0.26 72
IV.MML1.HNE. 2021-03-15T07:15:08.04 0.3 undecidable manual P 322 26.8509 110 -0.1 72
IV.FEMA.HNE. 2021-03-15T07:15:08.88 0.6 undecidable manual S 293 11.0778 140 0.06 50
IV.CSP1.EHZ. 2021-03-15T07:15:07.01 0.1 undecidable manual P 7 18.9699 121 -0.03 99
IV.MC2.EHZ. 2021-03-15T07:15:07.91 0.3 undecidable manual S 139 1.6983 173 0.12 76
IV.ROM9.HNZ. 2021-03-15T07:15:07.61 3.0 negative manual P -4.33 0
IV.CESI.HHZ. 2021-03-15T07:15:07.68 0.3 undecidable manual P 293 23.754 114 -0.03 74
IV.FEMA.HNE. 2021-03-15T07:15:06.17 0.3 undecidable manual P 293 11.0778 140 0.05 74
IV.MMO1.EHZ. 2021-03-15T07:15:06.26 0.1 undecidable manual P 102 12.5763 136 -0.01 100
IV.NRCA.HHZ. 2021-03-15T07:15:06.05 0.1 undecidable manual P 207 11.0778 140 -0.06 100
IV.MC2.EHZ. 2021-03-15T07:15:05.64 0.1 undecidable manual P 139 1.6983 173 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:0.9 0.000054408835 0.1408 AML other m 2021-03-15T07:15:10.71
IV.CSP1.EHN. ML:0.9 0.000056061664999999996 0.16 AML other m 2021-03-15T07:15:10.60
IV.CESI.HHN. ML:1.0 0.000054640285 0.1184 AML other m 2021-03-15T07:15:11.89
IV.CESI.HHE. ML:0.7 0.00002733294 0.2816 AML other m 2021-03-15T07:15:11.92
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