Earthquake with magnitude of ML 1.2 on date 25-03-2021 and time 17:09:59 (UTC) in region 3 km SW Cupra Marittima (AP)

A magnitude ML 1.2 earthquake occured in region: 3 km SW Cupra Marittima (AP), on

  • 25-03-2021 17:09:59 (UTC)
  • 25-03-2021 18:09:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.008, 13.825 at 21 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
Cupra Marittima AP 4 5398 5398
Grottammare AP 4 16006 21404
Ripatransone AP 5 4309 25713
Massignano AP 5 1638 27351
Acquaviva Picena AP 7 3831 31182
Montefiore dell'Aso AP 8 2123 33305
Campofilone FM 8 1916 35221
San Benedetto del Tronto AP 9 47303 82524
Monteprandone AP 10 12655 95179
Pedaso FM 10 2800 97979
Altidona FM 11 3390 101369
Cossignano AP 11 978 102347
Moresco FM 12 598 102945
Carassai AP 12 1100 104045
Lapedona FM 12 1166 105211
Monterubbiano FM 12 2230 107441
Monsampolo del Tronto AP 13 4611 112052
Offida AP 13 5058 117110
Spinetoli AP 14 7215 124325
Castorano AP 14 2380 126705
Petritoli FM 15 2335 129040
Martinsicuro TE 15 16033 145073
Colonnella TE 16 3734 148807
Colli del Tronto AP 16 3668 152475
Monte Vidon Combatte FM 16 433 152908
Controguerra TE 17 2436 155344
Ponzano di Fermo FM 17 1674 157018
Appignano del Tronto AP 18 1785 158803
Montalto delle Marche AP 18 2122 160925
Ortezzano FM 18 774 161699
Castel di Lama AP 18 8634 170333
Castignano AP 18 2796 173129
Monte Giberto FM 18 801 173930
Fermo FM 19 37655 211585
Montedinove AP 20 488 212073
Porto San Giorgio FM 20 16121 228194
Monte Rinaldo FM 20 379 228573
Corropoli TE 20 5045 233618

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Teramo (54892 inhabitants)
61 Km NW of Montesilvano (53738 inhabitants)
68 Km NW of Pescara (121014 inhabitants)
72 Km SE of Ancona (100861 inhabitants)
78 Km NW of Chieti (51815 inhabitants)
81 Km NE of L'Aquila (69753 inhabitants)
91 Km E of Foligno (57155 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 1.2 2021-03-25
17:09:59
43.0082 13.8252 21 2021-07-12
16:55:06
Bollettino Sismico Italiano INGV 89114491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-25 17:09:59 ± 0.25
Latitude 43.0082 ± 0.0090
Longitude 13.8252 ± 0.0172
Depth (km) 21 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89114491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1249
Semi-minor axis of confidence ellipse (meter) 776
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 73
Circular confidence region, given by single value of horizontal uncertainty (meter) 1250
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 254
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.67089
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 89114491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-14 12:48:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CAPR.HNZ. 2021-03-25T17:11:55.08 3.0 undecidable manual Sg 12.61 0
IV.VOBA.EHZ. 2021-03-25T17:11:49.84 3.0 undecidable manual Sg 13.92 0
IV.NDIM.HNZ. 2021-03-25T17:11:16.43 3.0 undecidable manual Sn -1.32 0
IV.ZCCA.HHZ. 2021-03-25T17:11:05.88 3.0 undecidable manual Sn -2.36 0
IV.CADC.HNZ. 2021-03-25T17:11:05.06 3.0 negative manual Pg 9.89 0
IV.VOBA.EHZ. 2021-03-25T17:11:02.58 3.0 negative manual Pg 8 0
IV.ZEN8.EHZ. 2021-03-25T17:11:00.35 3.0 undecidable manual Pg 7.22 0
IV.IMOL.HNZ. 2021-03-25T17:10:59.01 3.0 undecidable manual Sn 0.79 0
IV.RIBO.EHZ.01 2021-03-25T17:10:58.89 3.0 undecidable manual Sn 2.97 0
OT.OT13.EHZ. 2021-03-25T17:10:37.83 3.0 positive manual Pg 1.53 0
OT.OT14.EHZ. 2021-03-25T17:10:33.19 3.0 positive manual Pg -0.59 0
IV.VAGA.HHZ. 2021-03-25T17:10:24.97 3.0 negative manual Pn -3.11 0
IV.RM33.EHZ. 2021-03-25T17:10:23.18 0.6 undecidable manual S 222 0.6709 99 1.15 30
IV.EL6.EHZ. 2021-03-25T17:10:21.24 0.6 undecidable manual S 302 0.6169 100 0.77 38
IV.CING.HNZ. 2021-03-25T17:10:20.12 0.6 undecidable manual S 309 0.5873 101 0.51 43
IV.FDMO.HHZ. 2021-03-25T17:10:18.38 0.6 undecidable manual S 273 0.5396 102 0.16 46
IV.NRCA.HHZ. 2021-03-25T17:10:18.85 0.6 undecidable manual S 252 0.5486 102 0.38 43
IV.PF6.EHN. 2021-03-25T17:10:16.71 0.6 undecidable manual S 286 0.4784 104 0.27 46
IV.MC2.EHZ. 2021-03-25T17:10:16.76 0.6 undecidable manual S 258 0.4748 104 0.41 44
IV.CSP1.EHZ. 2021-03-25T17:10:15.99 0.6 undecidable manual S 281 0.4605 104 0.05 48
IV.TERO.HHZ. 2021-03-25T17:10:15.43 0.6 undecidable manual S 203 0.4182 106 0.72 39
IV.MTRA.EHE. 2021-03-25T17:10:14.16 0.6 undecidable manual S 231 0.402 107 -0.1 48
IV.MMO1.EHZ. 2021-03-25T17:10:13.49 0.6 undecidable manual S 254 0.3804 108 -0.16 48
IV.RM33.EHZ. 2021-03-25T17:10:13.36 0.6 undecidable manual P 222 0.6709 99 0.86 36
IV.EL6.EHZ. 2021-03-25T17:10:11.90 0.3 undecidable manual P 302 0.6169 100 0.29 66
IV.CING.HNZ. 2021-03-25T17:10:11.41 0.3 undecidable manual P 309 0.5873 101 0.31 67
IV.MF5.EHZ. 2021-03-25T17:10:10.40 0.6 undecidable manual S 266 0.268 117 -0.17 49
IV.NRCA.HHZ. 2021-03-25T17:10:10.02 0.3 undecidable manual P 252 0.5486 102 -0.43 65
IV.FDMO.HHZ. 2021-03-25T17:10:09.76 0.1 undecidable manual P 273 0.5396 102 -0.54 84
IV.PF6.EHN. 2021-03-25T17:10:08.88 0.3 undecidable manual P 286 0.4784 104 -0.4 66
IV.MC2.EHZ. 2021-03-25T17:10:08.89 0.1 undecidable manual P 258 0.4748 104 -0.33 90
IV.TERO.HHZ. 2021-03-25T17:10:08.43 0.1 undecidable manual P 203 0.4182 106 0.15 94
IV.CSP1.EHZ. 2021-03-25T17:10:08.51 0.1 undecidable manual P 281 0.4605 104 -0.47 87
IV.MNTT.EHZ. 2021-03-25T17:10:08.16 0.6 undecidable manual S 288 0.1763 131 -0.14 50
IV.MTRA.EHE. 2021-03-25T17:10:07.69 0.1 undecidable manual P 231 0.402 107 -0.33 92
IV.MMO1.EHZ. 2021-03-25T17:10:07.29 0.1 undecidable manual P 254 0.3804 108 -0.38 91
IV.MF5.EHZ. 2021-03-25T17:10:05.90 0.1 undecidable manual P 266 0.268 117 0.01 100
IV.MNTT.EHZ. 2021-03-25T17:10:04.64 0.3 undecidable manual P 288 0.1763 131 0.07 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MNTT.EHE. ML:2.3 0.001125 0.5 AML other m 2021-03-25T17:10:10.31
IV.MNTT.EHN. ML:1.8 0.0003585 0.2 AML other m 2021-03-25T17:10:12.39
IV.TERO.HHE. ML:1 2.7E-5 0.62 AML other m 2021-03-25T17:10:16.02
IV.TERO.HHN. ML:1.3 4.87E-5 0.78 AML other m 2021-03-25T17:10:16.07
IV.FDMO.HHE. ML:1 2.22E-5 0.72 AML other m 2021-03-25T17:10:18.87
IV.NRCA.HHE. ML:1.3 3.96E-5 0.74 AML other m 2021-03-25T17:10:19.48
IV.NRCA.HHN. ML:1.2 3.2E-5 0.16 AML other m 2021-03-25T17:10:20.96
IV.FDMO.HHN. ML:1 1.955E-5 0.22 AML other m 2021-03-25T17:10:21.09
IV.NDIM.HHE. ML:3.8 0.0007395 0.08 AML other m 2021-03-25T17:10:57.68
IV.NDIM.HHN. ML:3.6 0.000426 0.32 AML other m 2021-03-25T17:11:18.25
IV.IMOL.HNN. ML:3.8 0.001675 0.06 AML other m 2021-03-25T17:11:25.33
IV.IMOL.HNE. ML:3.7 0.00118 0.06 AML other m 2021-03-25T17:11:25.75
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