Earthquake with magnitude of ML 1.2 on date 26-11-2020 and time 19:03:23 (Italy) in region 1 km SW Massa Fermana (FM)

A magnitude ML 1.2 earthquake occured in region: 1 km SW Massa Fermana (FM), on

  • 26-11-2020 18:03:23 (UTC)
  • 26-11-2020 19:03:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1460, 13.4660 at 27 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
Massa Fermana FM 1 963 963
Montappone FM 1 1682 2645
Monte Vidon Corrado FM 3 731 3376
Falerone FM 4 3337 6713
Loro Piceno MC 5 2401 9114
Mogliano MC 5 4696 13810
Montegiorgio FM 6 6851 20661
Servigliano FM 8 2336 22997
Sant'Angelo in Pontano MC 8 1436 24433
Francavilla d'Ete FM 8 964 25397
Ripe San Ginesio MC 8 852 26249
Petriolo MC 8 1998 28247
Belmonte Piceno FM 9 646 28893
Colmurano MC 9 1263 30156
Urbisaglia MC 9 2628 32784
Magliano di Tenna FM 10 1452 34236
Penna San Giovanni MC 10 1108 35344
Rapagnano FM 11 2145 37489
Monte San Pietrangeli FM 11 2458 39947
Monsampietro Morico FM 11 659 40606
Grottazzolina FM 12 3398 44004
Corridonia MC 12 15430 59434
Monteleone di Fermo FM 12 395 59829
Torre San Patrizio FM 12 2048 61877
San Ginesio MC 13 3498 65375
Monte San Martino MC 13 765 66140
Montottone FM 14 979 67119
Gualdo MC 14 815 67934
Santa Vittoria in Matenano FM 14 1330 69264
Monte San Giusto MC 15 8191 77455
Monte Giberto FM 15 801 78256
Montelparo FM 15 778 79034
Smerillo FM 16 365 79399
Monte Rinaldo FM 16 379 79778
Tolentino MC 16 20069 99847
Camporotondo di Fiastrone MC 16 563 100410
Ponzano di Fermo FM 17 1674 102084
Pollenza MC 17 6618 108702
Montegranaro FM 17 12990 121692
Macerata MC 17 42473 164165
Cessapalombo MC 17 512 164677
Monte Vidon Combatte FM 17 433 165110
Ortezzano FM 17 774 165884
Montefalcone Appennino FM 18 424 166308
Petritoli FM 18 2335 168643
Monte Urano FM 18 8353 176996
Sarnano MC 18 3264 180260
Belforte del Chienti MC 19 1886 182146
Caldarola MC 19 1823 183969

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km S of Ancona (100861 inhabitants)
58 Km NW of Teramo (54892 inhabitants)
65 Km E of Foligno (57155 inhabitants)
86 Km SE of Fano (60888 inhabitants)
88 Km E of Perugia (166134 inhabitants)
89 Km N of L'Aquila (69753 inhabitants)
90 Km NW of Montesilvano (53738 inhabitants)
93 Km NE of Terni (111501 inhabitants)
96 Km SE of Pesaro (94582 inhabitants)
97 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 1.2 2020-11-26
18:03:23
43.1465 13.4658 27 2021-02-26
14:56:10
Bollettino Sismico Italiano INGV 85338791
Reviewed
Rev100
ML 1.3 2020-11-26
18:03:23
43.1578 13.4892 27 2020-11-26
18:14:03
Sala Sismica INGV-Roma 85036761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-26 18:03:23 ± 0.14
Latitude 43.1465 ± 0.0054
Longitude 13.4658 ± 0.0074
Depth (km) 27 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85338791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 621
Semi-minor axis of confidence ellipse (meter) 436
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 1
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00899
Epicentral distance of station farthest from the epicenter (degree) 0.40469
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 85036761
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-26 18:14:03

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 85338791
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-30 02:49:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2020-11-26T18:03:39.39 0.6 undecidable manual S 220 44.9217 115 0.27 45
IV.MC2.EHZ. 2020-11-26T18:03:37.01 0.1 undecidable manual S 221 34.4433 123 0.36 90
IV.FDMO.HHZ. 2020-11-26T18:03:36.54 0.3 undecidable manual S 248 33.0447 124 0.2 70
IV.CING.HNZ. 2020-11-26T18:03:36.72 0.6 undecidable manual S 319 33.5442 123 0.26 46
IV.MMO1.EHZ. 2020-11-26T18:03:35.60 0.3 undecidable manual S 202 29.6481 127 -0.01 73
IV.CSP1.EHZ. 2020-11-26T18:03:34.02 0.1 undecidable manual S 254 21.9669 137 -0.07 97
IV.MNTT.EHZ. 2020-11-26T18:03:33.34 0.6 undecidable manual S 132 14.0748 150 0.52 45
IV.MF5.EHZ. 2020-11-26T18:03:33.10 0.1 undecidable manual S 182 17.5713 143 -0.24 95
IV.NRCA.HHZ. 2020-11-26T18:03:32.49 0.1 undecidable manual P 220 44.9217 115 -0.11 93
IV.SAP2.EHZ. 2020-11-26T18:03:32.14 0.3 undecidable manual S 224 7.6812 162 0.02 76
IV.GUMA.HNE. 2020-11-26T18:03:32.81 0.1 undecidable manual S 229 14.0748 150 -0.01 100
IV.MNTP.HNZ. 2020-11-26T18:03:31.70 0.3 undecidable manual S 165 0.999 178 -0.11 75
IV.CING.HNZ. 2020-11-26T18:03:31.37 0.3 undecidable manual P 319 33.5442 123 0.31 68
IV.MC2.EHZ. 2020-11-26T18:03:31.20 0.1 undecidable manual P 221 34.4433 123 0.03 96
IV.MMO1.EHZ. 2020-11-26T18:03:30.41 0.1 negative manual P 202 29.6481 127 -0.16 95
IV.FDMO.HHZ. 2020-11-26T18:03:30.89 0.1 undecidable manual P 248 33.0447 124 -0.1 96
IV.CSP1.EHZ. 2020-11-26T18:03:29.60 0.1 negative manual P 254 21.9669 137 -0.09 98
IV.MF5.EHZ. 2020-11-26T18:03:29.42 0.1 negative manual P 182 17.5713 143 0.16 97
IV.PF6.EHZ. 2020-11-26T18:03:29.49 0.1 undecidable manual P 268 21.9669 137 -0.2 95
IV.GUMA.HNE. 2020-11-26T18:03:28.88 0.1 undecidable manual P 229 14.0748 150 -0.08 99
IV.MNTT.EHZ. 2020-11-26T18:03:28.97 0.3 undecidable manual P 132 14.0748 150 0.01 75
IV.MNTP.HNZ. 2020-11-26T18:03:28.24 0.1 undecidable manual P 165 0.999 178 -0.14 100
IV.SAP2.EHZ. 2020-11-26T18:03:28.46 0.1 undecidable manual P 224 7.6812 162 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SAP2.EHE. ML:1.8 0.000308 0.52 AML other m 2020-11-26T18:03:32.41
IV.SAP2.EHN. ML:2.2 0.0009044999999999999 0.18 AML other m 2020-11-26T18:03:32.42
IV.MF5.EHN. ML:1.2 0.000078320825 0.1024 AML other m 2020-11-26T18:03:33.93
IV.MF5.EHE. ML:1.3 0.00009311415500000001 0.1408 AML other m 2020-11-26T18:03:33.99
IV.CSP1.EHE. ML:1.1 0.000053429715 1.8336 AML other m 2020-11-26T18:03:35.94
IV.CSP1.EHN. ML:1.2 0.0000620426 0.1024 AML other m 2020-11-26T18:03:35.40
IV.FDMO.HHE. ML:1.0 0.000034450000000000004 0.2 AML other m 2020-11-26T18:03:36.64
IV.FDMO.HHN. ML:0.8 0.00002175 0.98 AML other m 2020-11-26T18:03:37.67
IV.NRCA.HHN. ML:1.3 0.00005685 0.16 AML other m 2020-11-26T18:03:39.64
IV.NRCA.HHE. ML:1.2 0.0000421 0.12 AML other m 2020-11-26T18:03:40.04
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