Earthquake with magnitude of ML 1.0 on date 26-04-2020 and time 03:48:20 (Italy) in region 3 km N Campotosto (AQ)

A magnitude ML 1.0 earthquake occured in region: 3 km N Campotosto (AQ), on

  • 26-04-2020 01:48:20 (UTC)
  • 26-04-2020 03:48:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5850, 13.3790 at 12 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Campotosto AQ 3 542 542
Amatrice RI 9 2657 3199
Crognaleto TE 9 1297 4496
Capitignano AQ 10 665 5161
Cortino TE 11 656 5817
Montereale AQ 13 2581 8398
Fano Adriano TE 14 296 8694
Pietracamela TE 16 271 8965
Accumoli RI 16 667 9632
Rocca Santa Maria TE 17 537 10169
Barete AQ 17 737 10906
Pizzoli AQ 18 4326 15232
Cittareale RI 18 482 15714
Cagnano Amiterno AQ 19 1369 17083
Valle Castellana TE 20 977 18060

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km N of L'Aquila (69753 inhabitants)
28 Km W of Teramo (54892 inhabitants)
60 Km E of Terni (111501 inhabitants)
64 Km W of Montesilvano (53738 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
70 Km W of Pescara (121014 inhabitants)
70 Km W of Chieti (51815 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
99 Km SE of Perugia (166134 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
Reviewed
Rev100
ML 1.0 2020-04-26
01:48:20
42.5852 13.3787 12 2020-04-26
01:52:33
Sala Sismica INGV-Roma 78589261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-26 01:48:20 ± 0.09
Latitude 42.5852 ± 0.0045
Longitude 13.3787 ± 0.0086
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78589261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 510
Semi-minor axis of confidence ellipse (meter) 506
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 83
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.40649
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 78589261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-26 01:52:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2020-04-26T01:48:34.60 0.6 undecidable manual S 8 45.1215 92 0.02 47
IV.MC2.EHZ. 2020-04-26T01:48:33.34 0.6 undecidable manual S 337 39.3273 92 0.3 45
IV.MMO1.EHZ. 2020-04-26T01:48:32.02 0.3 undecidable manual S 353 35.1426 92 0.12 71
IV.NRCA.HHZ. 2020-04-26T01:48:31.63 0.3 undecidable manual S 322 34.9428 92 -0.24 69
IV.VCEL.EHZ. 2020-04-26T01:48:28.65 0.3 undecidable manual P 119 43.3233 92 0.49 64
IV.GIGS.HHZ. 2020-04-26T01:48:28.07 0.3 undecidable manual S 133 21.5673 96 -0.23 71
IV.MC2.EHZ. 2020-04-26T01:48:27.68 0.3 undecidable manual P 337 39.3273 92 0.12 70
IV.MF5.EHZ. 2020-04-26T01:48:27.97 0.3 undecidable manual P 8 45.1215 92 -0.48 64
IV.TERO.HHZ. 2020-04-26T01:48:27.35 0.3 undecidable manual S 77 18.87 99 -0.23 71
IV.RM33.EHZ. 2020-04-26T01:48:26.62 0.3 undecidable manual S 238 15.873 104 -0.17 73
IV.NRCA.HHZ. 2020-04-26T01:48:26.82 0.3 undecidable manual P 322 34.9428 92 -0.06 71
IV.MMO1.EHZ. 2020-04-26T01:48:26.96 0.3 undecidable manual P 353 35.1426 92 0.06 72
IV.TERO.HHZ. 2020-04-26T01:48:24.44 0.3 undecidable manual P 77 18.87 99 0.03 74
IV.SMA1.EHZ. 2020-04-26T01:48:24.62 0.1 undecidable manual S 325 6.1938 145 -0.04 100
IV.GIGS.HHZ. 2020-04-26T01:48:24.75 0.3 undecidable manual P 133 21.5673 96 -0.07 73
IV.RM33.EHZ. 2020-04-26T01:48:24.07 0.3 undecidable manual P 238 15.873 104 0.12 73
IV.SMA1.EHZ. 2020-04-26T01:48:23.00 0.1 undecidable manual P 325 6.1938 145 0.28 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.1 0.0001779342 0.08 AML other m 2020-04-26T01:48:24.96
IV.SMA1.EHN. ML:0.9 0.00010409777 0.12 AML other m 2020-04-26T01:48:24.94
IV.RM33.EHE. ML:0.8 0.00006242906 0.14 AML other m 2020-04-26T01:48:26.98
IV.RM33.EHN. ML:0.8 0.00004937499500000001 0.12 AML other m 2020-04-26T01:48:26.89
IV.TERO.HHE. ML:0.9 0.000056903675 0.06 AML other m 2020-04-26T01:48:27.82
IV.TERO.HHN. ML:1.0 0.00007173067999999999 0.06 AML other m 2020-04-26T01:48:27.74
IV.GIGS.HHE. ML:0.8 0.000038915974999999996 0.1 AML other m 2020-04-26T01:48:28.31
IV.GIGS.HHN. ML:0.7 0.000030491235 0.06 AML other m 2020-04-26T01:48:28.32
IV.NRCA.HHE. ML:1.3 0.00007318847000000001 0.14 AML other m 2020-04-26T01:48:32.54
IV.NRCA.HHN. ML:1.3 0.00008097421 0.08 AML other m 2020-04-26T01:48:32.35
IV.VCEL.EHE. ML:1.1 0.00004171725 0.3 AML other m 2020-04-26T01:48:36.66
IV.VCEL.EHN. ML:1.1 0.000033245315 0.3 AML other m 2020-04-26T01:48:36.23
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