Earthquake with magnitude of ML 1.6 on date 24-03-2021 and time 12:03:26 (Italy) in region 3 km E Ripatransone (AP)

A magnitude ML 1.6 earthquake occured in region: 3 km E Ripatransone (AP), on

  • 24-03-2021 11:03:26 (UTC)
  • 24-03-2021 12:03:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0150, 13.7980 at 24 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
Ripatransone AP 3 4309 4309
Massignano AP 4 1638 5947
Cupra Marittima AP 5 5398 11345
Montefiore dell'Aso AP 6 2123 13468
Grottammare AP 6 16006 29474
Campofilone FM 7 1916 31390
Acquaviva Picena AP 8 3831 35221
Carassai AP 9 1100 36321
Moresco FM 10 598 36919
Cossignano AP 10 978 37897
Pedaso FM 10 2800 40697
Monterubbiano FM 10 2230 42927
Altidona FM 10 3390 46317
San Benedetto del Tronto AP 11 47303 93620
Lapedona FM 11 1166 94786
Monteprandone AP 11 12655 107441
Offida AP 12 5058 112499
Petritoli FM 13 2335 114834
Monsampolo del Tronto AP 13 4611 119445
Spinetoli AP 14 7215 126660
Monte Vidon Combatte FM 14 433 127093
Castorano AP 14 2380 129473
Ponzano di Fermo FM 15 1674 131147
Ortezzano FM 16 774 131921
Colli del Tronto AP 16 3668 135589
Montalto delle Marche AP 16 2122 137711
Monte Giberto FM 16 801 138512
Castignano AP 17 2796 141308
Appignano del Tronto AP 17 1785 143093
Colonnella TE 17 3734 146827
Martinsicuro TE 17 16033 162860
Fermo FM 18 37655 200515
Castel di Lama AP 18 8634 209149
Monte Rinaldo FM 18 379 209528
Controguerra TE 18 2436 211964
Montedinove AP 18 488 212452
Montottone FM 18 979 213431
Porto San Giorgio FM 19 16121 229552
Grottazzolina FM 19 3398 232950

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Teramo (54892 inhabitants)
63 Km NW of Montesilvano (53738 inhabitants)
70 Km NW of Pescara (121014 inhabitants)
71 Km SE of Ancona (100861 inhabitants)
80 Km NW of Chieti (51815 inhabitants)
81 Km NE of L'Aquila (69753 inhabitants)
89 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 1.6 2021-03-24
11:03:26
43.0153 13.7983 24 2021-07-12
16:55:10
Bollettino Sismico Italiano INGV 90059381
Reviewed
Rev100
ML 1.4 2021-03-24
11:03:25
43.0398 13.8335 28 2021-03-24
11:09:23
Sala Sismica INGV-Roma 88429481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-24 11:03:26 ± 0.28
Latitude 43.0153 ± 0.0090
Longitude 13.7983 ± 0.0209
Depth (km) 24 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90059381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1540
Semi-minor axis of confidence ellipse (meter) 693
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 78
Circular confidence region, given by single value of horizontal uncertainty (meter) 1540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 211
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.59715
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 90059381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-13 17:14:04

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 88429481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-24 11:09:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAPR.HNZ. 2021-03-24T11:05:22.84 3.0 undecidable manual Sg 11.29 0
IV.MTGR.HHZ. 2021-03-24T11:04:57.60 3.0 negative manual Pg 16.049999 0
IV.ZEN8.EHZ. 2021-03-24T11:04:54.40 3.0 undecidable manual Sn -7.03 0
IV.ACATE.EHZ. 2021-03-24T11:04:49.17 3.0 undecidable manual Pn -2.91 0
MN.TRI.HHZ. 2021-03-24T11:04:39.67 3.0 undecidable manual Sn -0.1 0
IV.ERC.EHZ. 2021-03-24T11:04:37.37 3.0 undecidable manual Pn -2.63 0
IV.RIBO.EHZ.01 2021-03-24T11:04:35.06 3.0 undecidable manual Sg 5.24 0
IV.VOBA.EHZ. 2021-03-24T11:04:29.05 3.0 negative manual Pg 8.96 0
IV.SARZ.HHZ. 2021-03-24T11:04:28.39 3.0 undecidable manual Pn 1.29 0
IV.SELL.HHZ. 2021-03-24T11:04:27.68 3.0 positive manual Pn -3.17 0
OT.OT13.EHZ. 2021-03-24T11:04:19.19 3.0 undecidable manual Sn -1.55 0
IV.PLMA.HHZ. 2021-03-24T11:04:14.23 3.0 negative manual Pn -0.27 0
IV.BLLA.EHZ. 2021-03-24T11:04:13.41 3.0 undecidable manual Sg -0.93 0
CR.ZAG.BHZ. 2021-03-24T11:04:11.68 3.0 undecidable manual Pn -0.15 0
IV.VVLD.HHZ. 2021-03-24T11:04:02.20 3.0 undecidable manual Sg -2.17 0
IV.LMD.HHZ. 2021-03-24T11:04:02.70 3.0 undecidable manual Pg 5.03 0
IV.TOLF.HHZ. 2021-03-24T11:03:59.91 3.0 undecidable manual Pg 4.88 0
OT.OT13.EHZ. 2021-03-24T11:03:58.02 3.0 negative manual Pn 2.4 0
IV.POFI.HHZ. 2021-03-24T11:03:51.19 3.0 undecidable manual Pg 3.01 0
IV.PTRJ.HHZ. 2021-03-24T11:03:51.47 3.0 undecidable manual Pn -1.37 0
IV.GIGS.HHN. 2021-03-24T11:03:47.04 0.6 undecidable manual S 196 64.9905 104 0.78 39
IV.EL6.EHZ. 2021-03-24T11:03:47.60 0.6 undecidable manual S 302 66.2781 104 1.02 35
IV.AOI.HHE. 2021-03-24T11:03:46.54 0.6 undecidable manual S 345 61.3941 105 1.21 33
IV.SMA1.EHN. 2021-03-24T11:03:44.61 0.6 undecidable manual S 222 56.8986 106 0.43 45
IV.CSP1.EHZ. 2021-03-24T11:03:42.20 0.6 undecidable manual S 280 48.8178 110 0.07 49
IV.MC2.EHZ. 2021-03-24T11:03:42.96 0.6 undecidable manual S 257 50.8158 109 0.35 46
IV.TERO.HHZ. 2021-03-24T11:03:41.72 0.6 undecidable manual S 200 46.3203 111 0.22 48
IV.MTRA.EHE. 2021-03-24T11:03:40.64 0.6 undecidable manual S 229 43.5231 112 -0.14 50
IV.MMO1.EHN. 2021-03-24T11:03:39.81 0.6 undecidable manual S 252 40.4262 114 -0.22 49
IV.AOI.HHE. 2021-03-24T11:03:38.31 0.3 undecidable manual P 345 61.3941 105 1.15 51
IV.MF5.EHZ. 2021-03-24T11:03:37.24 0.6 undecidable manual S 264 27.6501 125 0.17 50
IV.SMA1.EHN. 2021-03-24T11:03:37.45 0.3 undecidable manual P 222 56.8986 106 0.95 55
IV.GIGS.HHN. 2021-03-24T11:03:37.40 0.3 undecidable manual P 196 64.9905 104 -0.3 69
IV.EL6.EHZ. 2021-03-24T11:03:37.44 0.3 undecidable manual P 302 66.2781 104 -0.44 67
IV.MNTT.EHZ. 2021-03-24T11:03:35.17 0.6 undecidable manual S 288 17.2716 140 0.16 52
IV.MC2.EHZ. 2021-03-24T11:03:35.19 0.1 undecidable manual P 257 50.8158 109 -0.4 93
IV.OFFI.HHZ. 2021-03-24T11:03:34.65 0.6 undecidable manual S 226 12.7761 149 0.33 50
IV.TERO.HHZ. 2021-03-24T11:03:34.65 0.1 undecidable manual P 200 46.3203 111 -0.3 95
IV.MTRA.EHE. 2021-03-24T11:03:34.17 0.3 undecidable manual P 229 43.5231 112 -0.37 71
IV.CSP1.EHZ. 2021-03-24T11:03:34.79 0.1 undecidable manual P 280 48.8178 110 -0.52 90
IV.MMO1.EHN. 2021-03-24T11:03:33.58 0.3 undecidable manual P 252 40.4262 114 -0.52 69
IV.MF5.EHZ. 2021-03-24T11:03:32.16 0.3 undecidable manual P 264 27.6501 125 -0.23 75
IV.OFFI.HHZ. 2021-03-24T11:03:30.69 0.3 undecidable manual P 226 12.7761 149 -0.12 78
IV.MNTT.EHZ. 2021-03-24T11:03:30.91 0.1 undecidable manual P 288 17.2716 140 -0.29 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MNTT.EHN. ML:1.9 0.00039110014999999996 0.1984 AML other m 2021-03-24T11:03:37.88
IV.MF5.EHN. ML:1.4 0.00008898081 0.3392 AML other m 2021-03-24T11:03:37.65
IV.CSP1.EHE. ML:1.5 0.00007271177500000001 0.2432 AML other m 2021-03-24T11:03:44.20
IV.CSP1.EHN. ML:1.5 0.00007541653000000001 0.2368 AML other m 2021-03-24T11:03:43.60
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