Earthquake with magnitude of ML 1.2 on date 25-04-2020 and time 11:23:45 (Italy) in region 3 km N Campotosto (AQ)

A magnitude ML 1.2 earthquake occured in region: 3 km N Campotosto (AQ), on

  • 25-04-2020 09:23:45 (UTC)
  • 25-04-2020 11:23:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5860, 13.3800 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 19 977 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)
100 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 1.2 2020-04-25
09:23:45
42.5857 13.3798 12 2020-04-25
09:33:54
Sala Sismica INGV-Roma 78569771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-25 09:23:45 ± 0.08
Latitude 42.5857 ± 0.0036
Longitude 13.3798 ± 0.0049
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 78569771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 426
Semi-minor axis of confidence ellipse (meter) 163
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 221
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37142
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 78569771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-25 09:33:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHZ. 2020-04-25T09:25:37.30 3.0 undecidable manual Sg 8.52 0
IV.ZONE.HHZ. 2020-04-25T09:25:29.24 3.0 undecidable manual Sn -8.01 0
GU.GRAM.HHZ. 2020-04-25T09:25:19.18 3.0 undecidable manual Sg 3.59 0
IV.MARS.EHZ. 2020-04-25T09:25:06.86 3.0 undecidable manual Pg 5.85 0
IX.MNT3.HHZ.02 2020-04-25T09:24:53.56 3.0 undecidable manual Sg 1.2 0
IV.SBPO.HNZ. 2020-04-25T09:24:39.99 3.0 negative manual Pg 3.55 0
IV.AMUR.HHZ. 2020-04-25T09:24:35.23 3.0 undecidable manual Pn 0.26 0
IV.PZUN.HHZ. 2020-04-25T09:24:28.04 3.0 undecidable manual Pn -3 0
IX.STN3.HNZ.01 2020-04-25T09:24:26.63 3.0 negative manual Pn -4.52 0
IV.RIBO.EHZ.01 2020-04-25T09:24:18.21 3.0 undecidable manual Pg -0.29 0
IV.TOLF.HHZ. 2020-04-25T09:24:06.10 3.0 undecidable manual P -3.8 0
IV.CIMA.HNZ. 2020-04-25T09:24:00.70 3.0 negative manual Pn -2.94 0
IV.LNSS.HHZ. 2020-04-25T09:23:55.84 0.6 undecidable manual S 274 27.75 95 -0.04 49
IV.MF5.EHZ. 2020-04-25T09:23:54.93 3.0 undecidable manual P -1.71 0
IV.FIAM.HNN. 2020-04-25T09:23:53.85 1.0 undecidable manual P 211 41.2254 92 0.08 24
IV.MC2.EHN. 2020-04-25T09:23:53.51 0.6 undecidable manual P 337 39.3273 93 0.03 49
IV.NRCA.HHZ. 2020-04-25T09:23:52.56 0.6 positive manual P 322 35.0427 93 -0.25 47
IV.RM33.EHZ. 2020-04-25T09:23:52.72 0.6 undecidable manual S 238 15.9729 107 -0.04 51
IV.LNSS.HHZ. 2020-04-25T09:23:51.60 0.6 undecidable manual P 274 27.75 95 -0.1 49
IV.T1299.EHZ. 2020-04-25T09:23:51.34 0.3 undecidable manual S 304 9.5793 129 0.07 77
IV.TERO.HHZ. 2020-04-25T09:23:50.26 1.0 undecidable manual P 77 18.7701 101 -0.06 25
IV.CAMP.HHZ. 2020-04-25T09:23:50.53 0.3 undecidable manual S 157 5.994 146 -0.09 77
IV.GIGS.HHZ. 2020-04-25T09:23:50.64 0.1 positive manual P 133 21.5673 98 -0.11 100
IV.SMA1.EHZ. 2020-04-25T09:23:50.44 0.3 undecidable manual S 324 6.1938 146 -0.2 75
IV.MTRA.HNZ. 2020-04-25T09:23:50.33 0.6 undecidable manual P 4 19.0698 101 -0.03 51
IV.T1299.EHZ. 2020-04-25T09:23:49.26 0.3 undecidable manual P 304 9.5793 129 0.22 74
IV.RM33.EHZ. 2020-04-25T09:23:49.99 0.6 undecidable manual P 238 15.9729 107 0.09 50
IV.SMA1.EHZ. 2020-04-25T09:23:48.85 0.3 undecidable manual P 324 6.1938 146 0.17 75
IV.CAMP.HHZ. 2020-04-25T09:23:48.84 0.3 undecidable manual P 157 5.994 146 0.17 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHE. ML:1.1 0.00011507439999999999 0.1408 AML other m 2020-04-25T09:23:52.80
IV.RM33.EHN. ML:1.0 0.00008365143999999999 0.1408 AML other m 2020-04-25T09:23:52.71
IV.RM33.HNE. ML:1.2 0.00013255026000000001 0.16 AML other m 2020-04-25T09:23:52.72
IV.RM33.HNN. ML:1.1 0.00011079773500000001 0.1472 AML other m 2020-04-25T09:23:52.78
IV.TERO.HHE. ML:1.0 0.000062660805 0.1856 AML other m 2020-04-25T09:23:53.39
IV.TERO.HHN. ML:1.1 0.00008281764 0.064 AML other m 2020-04-25T09:23:53.79
IV.TERO.HNE. ML:1.2 0.0001065844 0.3776 AML other m 2020-04-25T09:23:58.95
IV.TERO.HNN. ML:1.3 0.000143394895 0.4544 AML other m 2020-04-25T09:23:56.55
IV.GIGS.HHE. ML:0.9 0.000052099565 0.1216 AML other m 2020-04-25T09:23:54.20
IV.GIGS.HHN. ML:0.9 0.000053133255000000005 0.064 AML other m 2020-04-25T09:23:54.16
IV.LNSS.HHE. ML:1.4 0.00011570983999999999 0.16 AML other m 2020-04-25T09:23:56.72
IV.LNSS.HHN. ML:1.4 0.00012433433999999998 0.1984 AML other m 2020-04-25T09:23:55.99
IV.LNSS.HNE. ML:1.5 0.00014952505 0.8384 AML other m 2020-04-25T09:23:56.54
IV.LNSS.HNN. ML:1.5 0.00017597385000000002 0.4096 AML other m 2020-04-25T09:23:56.20
IV.NRCA.HHE. ML:1.3 0.000086940655 0.1408 AML other m 2020-04-25T09:23:58.38
IV.NRCA.HHN. ML:1.4 0.00009484305 0.1216 AML other m 2020-04-25T09:23:58.20
IV.MF5.EHN. ML:0.9 0.000024433892249999997 0.3392 AML other m 2020-04-25T09:24:03.33
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