Earthquake with magnitude of ML 1.8 on date 26-09-2020 and time 21:54:01 (Italy) in region 4 km S Monteverde (AV)

A magnitude ML 1.8 earthquake occured in region: 4 km S Monteverde (AV), on

  • 26-09-2020 19:54:01 (UTC)
  • 26-09-2020 21:54:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.9660, 15.5270 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
Monteverde AV 4 784 784
Aquilonia AV 5 1739 2523
Calitri AV 10 4666 7189
Melfi PZ 11 17767 24956
Rapolla PZ 12 4432 29388
Barile PZ 13 2785 32173
Lacedonia AV 13 2340 34513
Rionero in Vulture PZ 13 13230 47743
Ruvo del Monte PZ 13 1083 48826
Rapone PZ 13 990 49816
Bisaccia AV 14 3831 53647
Atella PZ 14 3827 57474
Cairano AV 15 326 57800
San Fele PZ 16 3004 60804
Rocchetta Sant'Antonio FG 16 1875 62679
Andretta AV 18 1927 64606
Ripacandida PZ 18 1744 66350
Ginestra PZ 18 747 67097
Pescopagano PZ 18 1910 69007
Sant'Andrea di Conza AV 19 1539 70546
Candela FG 19 2728 73274
Conza della Campania AV 20 1373 74647

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NW of Potenza (67122 inhabitants)
46 Km SW of Cerignola (58396 inhabitants)
55 Km S of Foggia (151991 inhabitants)
61 Km NE of Battipaglia (50786 inhabitants)
62 Km E of Avellino (54857 inhabitants)
65 Km E of Benevento (60091 inhabitants)
71 Km W of Andria (100440 inhabitants)
72 Km E of Salerno (135261 inhabitants)
74 Km SW of Barletta (94814 inhabitants)
75 Km E of Cava de' Tirreni (53659 inhabitants)
81 Km SW of Manfredonia (57279 inhabitants)
81 Km S of San Severo (53905 inhabitants)
82 Km W of Trani (56217 inhabitants)
87 Km W of Bisceglie (55422 inhabitants)
88 Km E of Scafati (50787 inhabitants)
88 Km W of Altamura (70396 inhabitants)
93 Km E of Castellammare di Stabia (66466 inhabitants)
94 Km W of Molfetta (59874 inhabitants)
96 Km W of Matera (60436 inhabitants)
97 Km E of Acerra (59573 inhabitants)
99 Km W of Bitonto (55540 inhabitants)
100 Km E of Torre del Greco (86275 inhabitants)
100 Km E of Portici (55274 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 1.8 2020-09-26
19:54:01
40.966 15.5272 17 2021-02-26
14:55:58
Bollettino Sismico Italiano INGV 83610801
Reviewed
Rev100
ML 1.9 2020-09-26
19:54:01
40.9673 15.5233 10 2020-09-26
20:45:09
Sala Sismica INGV-Roma 83280971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-26 19:54:01 ± 0.12
Latitude 40.9660 ± 0.0090
Longitude 15.5272 ± 0.0060
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 83610801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 878
Semi-minor axis of confidence ellipse (meter) 563
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 181
Circular confidence region, given by single value of horizontal uncertainty (meter) 880.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.06835
Epicentral distance of station farthest from the epicenter (degree) 0.82468
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 83610801
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-13 11:39:29

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 83280971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-26 20:45:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRVN.HHZ. 2020-09-26T19:54:20.20 0.6 undecidable manual S 79 56.8986 97 0.76 37
IV.SIRI.HHZ. 2020-09-26T19:54:17.31 0.6 undecidable manual P 162 91.5417 94 0.06 44
IV.CMPR.HHZ. 2020-09-26T19:54:14.89 0.6 undecidable manual P 195 74.2701 95 0.29 43
IV.PALZ.HHZ. 2020-09-26T19:54:14.31 0.6 undecidable manual S 94 36.3414 103 0.29 46
IX.SALI.HNE.01 2020-09-26T19:54:13.17 0.6 undecidable manual S 262 29.3484 108 0.94 38
IX.NSC3.HHE.02 2020-09-26T19:54:13.22 0.6 undecidable manual S 249 36.4413 103 -0.83 38
IX.LIO3.HHZ.02 2020-09-26T19:54:12.50 0.6 undecidable manual S 255 30.0477 107 0.1 49
IX.RSF3.HNE.02 2020-09-26T19:54:12.14 0.6 undecidable manual S 270 29.4483 108 -0.1 48
IV.CAFE.HHZ. 2020-09-26T19:54:11.88 0.6 undecidable manual S 286 25.2525 112 0.68 42
IV.SNAL.HHZ. 2020-09-26T19:54:11.66 0.6 undecidable manual S 261 27.0507 110 0.02 50
IX.SRN3.HNE.02 2020-09-26T19:54:11.26 0.6 undecidable manual P 186 53.502 98 -0.17 46
IV.MRVN.HHZ. 2020-09-26T19:54:11.65 0.6 undecidable manual P 79 56.8986 97 -0.29 45
IV.MRLC.HHZ. 2020-09-26T19:54:11.25 0.6 undecidable manual S 188 23.4543 114 0.5 46
IV.SGO.HNE. 2020-09-26T19:54:10.94 0.6 undecidable manual P 202 48.618 99 0.26 46
IX.SNR3.HNE.02 2020-09-26T19:54:09.00 0.6 undecidable manual P 228 37.9287 102 -0.06 48
IX.SCL3.HNZ.02 2020-09-26T19:54:08.50 0.6 undecidable manual P 183 30.0477 107 0.62 43
IX.NSC3.HHE.02 2020-09-26T19:54:08.80 0.6 undecidable manual P 249 36.4413 103 -0.03 48
IV.PALZ.HHZ. 2020-09-26T19:54:08.55 0.1 undecidable manual P 94 36.3414 103 -0.27 94
IX.SALI.HNE.01 2020-09-26T19:54:07.69 0.1 undecidable manual P 262 29.3484 108 -0.09 97
IV.CAFE.HHZ. 2020-09-26T19:54:07.25 0.3 undecidable manual P 286 25.2525 112 0.07 74
IX.LIO3.HHZ.02 2020-09-26T19:54:07.61 0.3 undecidable manual P 255 30.0477 107 -0.27 70
IX.RSF3.HNE.02 2020-09-26T19:54:07.54 0.3 undecidable manual P 270 29.4483 108 -0.25 71
IV.SNAL.HHZ. 2020-09-26T19:54:07.30 0.3 undecidable manual P 261 27.0507 110 -0.14 72
IV.MRLC.HHZ. 2020-09-26T19:54:06.48 0.3 undecidable manual P 188 23.4543 114 -0.45 68
IV.VULT.HHZ. 2020-09-26T19:54:06.95 0.6 undecidable manual S 99 7.5813 151 -0.57 46
IX.CLT3.HHE.02 2020-09-26T19:54:05.92 0.3 undecidable manual P 236 12.4764 136 0.41 71
IV.VULT.HHZ. 2020-09-26T19:54:04.88 0.1 undecidable manual P 99 7.5813 151 -0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.CLT3.HNE.01 ML:1.9 0.00061620405 0.1024 AML other m 2020-09-26T19:54:06.50
IX.CLT3.HHE.02 ML:1.9 0.0006819594499999999 0.1024 AML other m 2020-09-26T19:54:06.50
IV.VULT.HNE. ML:2.1 0.0012252234999999998 0.1408 AML other m 2020-09-26T19:54:07.43
IV.VULT.HHE. ML:2.2 0.001350851 0.1536 AML other m 2020-09-26T19:54:07.42
IX.CLT3.HNN.01 ML:1.8 0.0005426129499999999 0.192 AML other m 2020-09-26T19:54:08.57
IX.CLT3.HHN.02 ML:1.8 0.0005356317 0.192 AML other m 2020-09-26T19:54:08.57
IV.VULT.HHN. ML:2.0 0.0010388330999999999 0.1536 AML other m 2020-09-26T19:54:08.77
IV.VULT.HNN. ML:2.0 0.0009837192 0.1664 AML other m 2020-09-26T19:54:08.77
IV.MRLC.HHN. ML:1.3 0.00011633067000000001 0.3072 AML other m 2020-09-26T19:54:11.51
IV.MRLC.HNN. ML:1.0 0.000058070015 0.2944 AML other m 2020-09-26T19:54:11.53
IV.MRLC.HHE. ML:1.5 0.000159816135 0.32 AML other m 2020-09-26T19:54:11.53
IV.MRLC.HNE. ML:1.1 0.0000684386273 0.32 AML other m 2020-09-26T19:54:11.53
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