Earthquake with magnitude of ML 1.1 on date 26-07-2020 and time 08:52:04 (UTC) in region 7 km NE Amatrice (RI)

A magnitude ML 1.1 earthquake occured in region: 7 km NE Amatrice (RI), on

  • 26-07-2020 08:52:04 (UTC)
  • 26-07-2020 10:52:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6860, 13.3400 at 13 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
Amatrice RI 8 2657 2657
Accumoli RI 8 667 3324
Arquata del Tronto AP 10 1178 4502
Acquasanta Terme AP 11 2916 7418
Valle Castellana TE 14 977 8395
Campotosto AQ 15 542 8937
Rocca Santa Maria TE 15 537 9474
Cortino TE 16 656 10130
Cittareale RI 17 482 10612
Montegallo AP 17 523 11135
Capitignano AQ 19 665 11800
Crognaleto TE 19 1297 13097
Montereale AQ 20 2581 15678

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Teramo (54892 inhabitants)
38 Km N of L'Aquila (69753 inhabitants)
58 Km E of Terni (111501 inhabitants)
60 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
77 Km W of Chieti (51815 inhabitants)
91 Km SE of Perugia (166134 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km NE of Tivoli (56533 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 1.1 2020-07-26
08:52:04
42.6863 13.3398 13 2020-07-26
10:29:39
Sala Sismica INGV-Roma 81364371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-26 08:52:04 ± 0.11
Latitude 42.6863 ± 0.0036
Longitude 13.3398 ± 0.0086
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81364371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 549
Semi-minor axis of confidence ellipse (meter) 446
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 86
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32735
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 81364371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-26 10:29:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
RF.GEPF.HHZ. 2020-07-26T08:53:49.99 3.0 undecidable manual Sg 4.34 0
IV.MBAL.EHZ. 2020-07-26T08:53:47.75 3.0 undecidable manual Sg 4.7 0
ST.RONC.EHZ. 2020-07-26T08:53:46.25 3.0 undecidable manual Sn -4.79 0
IV.MGR.HHZ. 2020-07-26T08:53:38.17 3.0 undecidable manual Sg 3.97 0
MN.TIR.HHZ. 2020-07-26T08:53:37.04 3.0 undecidable manual Pg 14.37 0
MN.TUE.HHZ. 2020-07-26T08:53:28.67 3.0 undecidable manual Pg 11.53 0
CH.MUGIO.HHZ. 2020-07-26T08:53:27.42 3.0 undecidable manual Pg 13.99 0
IX.STN3.HHZ.02 2020-07-26T08:53:26.01 3.0 undecidable manual Sg -1.45 0
IV.ZCCA.HNZ. 2020-07-26T08:53:16.78 3.0 undecidable manual Sg 0.88 0
IV.AMUR.HHZ. 2020-07-26T08:52:56.57 3.0 undecidable manual Pg 1.66 0
IV.CMPR.HHZ. 2020-07-26T08:52:52.17 3.0 undecidable manual Pg 0.49 0
IV.MIDA.HHZ. 2020-07-26T08:52:42.09 3.0 undecidable manual S -8.2 0
IV.PIEI.HHZ. 2020-07-26T08:52:40.03 3.0 undecidable manual S -1.54 0
IV.RIBO.EHZ.01 2020-07-26T08:52:37.87 3.0 undecidable manual Pg 2.31 0
IV.RONT.HHZ. 2020-07-26T08:52:34.12 3.0 positive manual Pn -4.14 0
IV.GAVE.EHZ. 2020-07-26T08:52:16.52 0.3 undecidable manual S 271 36.3414 94 0.14 72
IV.MC2.EHZ. 2020-07-26T08:52:14.27 0.3 undecidable manual S 334 27.8499 96 0.15 73
IV.NRCA.HHZ. 2020-07-26T08:52:13.00 0.3 undecidable manual S 312 24.5532 98 -0.26 72
IV.MMO1.EHZ. 2020-07-26T08:52:13.08 0.3 undecidable manual S 357 23.6541 99 0.07 75
IV.LNSS.HHZ. 2020-07-26T08:52:13.53 0.3 undecidable manual S 249 26.1516 97 -0.14 74
IV.TERO.HHZ. 2020-07-26T08:52:12.61 0.3 undecidable manual S 108 22.6551 99 -0.14 74
IV.RM33.EHZ. 2020-07-26T08:52:12.57 0.3 undecidable manual S 208 22.1556 100 -0.05 76
IV.GAVE.EHZ. 2020-07-26T08:52:11.16 0.3 undecidable manual P 271 36.3414 94 -0.08 73
IV.MC2.EHZ. 2020-07-26T08:52:10.54 0.6 undecidable manual P 334 27.8499 96 0.61 44
IV.LNSS.HHZ. 2020-07-26T08:52:09.61 1.0 undecidable manual P 249 26.1516 97 -0.06 25
IV.RM33.EHZ. 2020-07-26T08:52:09.16 0.1 undecidable manual P 208 22.1556 100 0.09 100
IV.TERO.HHZ. 2020-07-26T08:52:09.19 0.3 undecidable manual P 108 22.6551 99 0.05 76
IV.MTRA.HNZ. 2020-07-26T08:52:09.42 0.3 undecidable manual S 31 9.0798 134 -0.03 78
IV.NRCA.HHZ. 2020-07-26T08:52:09.36 0.1 undecidable manual P 312 24.5532 98 -0.07 100
IV.SMA1.EHZ. 2020-07-26T08:52:08.69 0.3 undecidable manual S 183 6.1938 147 -0.28 75
IV.MMO1.EHZ. 2020-07-26T08:52:08.51 0.6 undecidable manual P 357 23.6541 99 -0.78 41
IV.MTRA.HNZ. 2020-07-26T08:52:07.44 0.1 undecidable manual P 31 9.0798 134 0.2 100
IV.SMA1.EHZ. 2020-07-26T08:52:07.22 0.1 negative manual P 183 6.1938 147 0.26 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.1 0.000019250000000000004 1 AML other m 2020-07-26T08:52:46.88
IV.SMA1.EHE. ML:1.2 0.00022722939999999996 0.1152 AML other m 2020-07-26T08:52:09.11
IV.SMA1.EHN. ML:1.4 0.00028571445 0.1408 AML other m 2020-07-26T08:52:09.03
IV.MTRA.EHE. ML:1.1 0.0001491555 0.16 AML other m 2020-07-26T08:52:10.53
IV.MTRA.EHN. ML:1.3 0.00023456824999999997 0.1216 AML other m 2020-07-26T08:52:09.47
IV.RM33.EHE. ML:1.0 0.00006829900999999999 0.16 AML other m 2020-07-26T08:52:13.06
IV.RM33.EHN. ML:1.0 0.00007082389999999999 0.1152 AML other m 2020-07-26T08:52:12.90
IV.TERO.HHE. ML:1.0 0.00006682641 0.1408 AML other m 2020-07-26T08:52:12.83
IV.TERO.HHN. ML:0.9 0.000046745314999999995 0.064 AML other m 2020-07-26T08:52:12.00
IV.NRCA.HHE. ML:1.1 0.000065903645 0.1024 AML other m 2020-07-26T08:52:14.40
IV.NRCA.HHN. ML:0.9 0.000043436299999999996 0.0576 AML other m 2020-07-26T08:52:14.02
IV.GAVE.EHE. ML:0.8 0.000023145844999999998 0.1408 AML other m 2020-07-26T08:52:18.20
IV.GAVE.EHN. ML:0.7 0.0000202939795 0.1984 AML other m 2020-07-26T08:52:17.18
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