A magnitude ML 1.1 earthquake occured in region: 2 km N Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6490, 13.2860 at 10 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Amatrice | RI | 2 | 2657 | 2657 |
Accumoli | RI | 6 | 667 | 3324 |
Cittareale | RI | 11 | 482 | 3806 |
Campotosto | AQ | 12 | 542 | 4348 |
Arquata del Tronto | AP | 14 | 1178 | 5526 |
Montereale | AQ | 14 | 2581 | 8107 |
Capitignano | AQ | 14 | 665 | 8772 |
Acquasanta Terme | AP | 17 | 2916 | 11688 |
Cortino | TE | 19 | 656 | 12344 |
Crognaleto | TE | 19 | 1297 | 13641 |
Borbona | RI | 20 | 617 | 14258 |
Valle Castellana | TE | 20 | 977 | 15235 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-07-21 21:47:38 |
42.6492 | 13.2855 | 10 | 2020-07-21 21:55:34 |
Sala Sismica INGV-Roma | 81225221 |
Field | Value |
---|---|
Time (UTC) | 2020-07-21 21:47:38 ± 0.07 |
Latitude | 42.6492 ± 0.0036 |
Longitude | 13.2855 ± 0.0061 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81225221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 481 |
Semi-minor axis of confidence ellipse (meter) | 388 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 134 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 80 |
Number of associated phases, regardless of their use for origin computation | 35 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38851 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 81225221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-21 21:55:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MILN.HHZ. | 2020-07-21T21:49:16.71 | 3.0 | undecidable | manual | Sg | 13.36 | 0 | |||
IV.CRAC.EHZ. | 2020-07-21T21:49:16.41 | 3.0 | undecidable | manual | Sn | 4.53 | 0 | |||
XK.GIZZ.HHZ. | 2020-07-21T21:48:59.90 | 3.0 | positive | manual | Pg | 19.209999 | 0 | |||
IV.CMPR.HHZ. | 2020-07-21T21:48:59.26 | 3.0 | undecidable | manual | Sn | -0.64 | 0 | |||
AC.VLO.HHZ. | 2020-07-21T21:48:54.94 | 3.0 | negative | manual | Pn | 3.28 | 0 | |||
XK.ALB1.HHZ. | 2020-07-21T21:48:51.27 | 3.0 | negative | manual | Pg | 8.85 | 0 | |||
IV.SENA.HHZ. | 2020-07-21T21:48:38.29 | 3.0 | undecidable | manual | Pg | 14.14 | 0 | |||
IV.MILN.HHZ. | 2020-07-21T21:48:20.94 | 3.0 | negative | manual | Pn | -1.04 | 0 | |||
IV.ZONE.HHZ. | 2020-07-21T21:48:18.97 | 3.0 | undecidable | manual | Pn | -0.07 | 0 | |||
IV.LMD.HHZ. | 2020-07-21T21:48:01.53 | 3.0 | undecidable | manual | S | -7.14 | 0 | |||
IV.SFI.EHZ. | 2020-07-21T21:47:55.97 | 3.0 | undecidable | manual | S | -7.89 | 0 | |||
IV.ARRO.EHZ. | 2020-07-21T21:47:52.84 | 0.3 | undecidable | manual | S | 260 | 43.1235 | 50 | 0.01 | 71 |
IV.MF5.EHZ. | 2020-07-21T21:47:52.84 | 0.3 | undecidable | manual | S | 21 | 40.1265 | 50 | 0.81 | 57 |
IV.GAVE.EHZ. | 2020-07-21T21:47:49.84 | 0.3 | undecidable | manual | S | 279 | 32.2455 | 50 | -0.09 | 72 |
IV.MMO1.EHZ. | 2020-07-21T21:47:48.48 | 0.3 | undecidable | manual | S | 7 | 27.9498 | 50 | -0.31 | 69 |
IV.NRCA.HHZ. | 2020-07-21T21:47:47.53 | 0.3 | undecidable | manual | S | 326 | 24.753 | 111 | -0.22 | 71 |
IV.LNSS.HHE. | 2020-07-21T21:47:46.90 | 0.6 | undecidable | manual | S | 256 | 20.6682 | 115 | 0.46 | 45 |
IV.ARRO.EHZ. | 2020-07-21T21:47:46.72 | 0.1 | undecidable | manual | P | 260 | 43.1235 | 50 | -0.07 | 94 |
IV.MF5.EHZ. | 2020-07-21T21:47:46.61 | 0.1 | undecidable | manual | P | 21 | 40.1265 | 50 | 0.28 | 90 |
IV.RM33.EHZ. | 2020-07-21T21:47:45.13 | 0.6 | undecidable | manual | S | 200 | 16.5723 | 120 | -0.05 | 49 |
IV.MTRA.EHZ. | 2020-07-21T21:47:44.42 | 0.6 | undecidable | manual | S | 37 | 14.9739 | 123 | -0.28 | 47 |
IV.LMD.HHZ. | 2020-07-21T21:47:44.43 | 3.0 | positive | manual | P | -6.83 | 0 | |||
IV.CAMP.HHZ. | 2020-07-21T21:47:44.64 | 0.6 | undecidable | manual | S | 141 | 16.0728 | 121 | -0.4 | 46 |
IV.GAVE.EHZ. | 2020-07-21T21:47:44.91 | 0.1 | undecidable | manual | P | 279 | 32.2455 | 50 | -0.21 | 93 |
IV.MMO1.EHZ. | 2020-07-21T21:47:44.23 | 0.1 | undecidable | manual | P | 7 | 27.9498 | 50 | -0.22 | 94 |
IV.TERO.HHZ. | 2020-07-21T21:47:43.65 | 3.0 | undecidable | manual | P | -0.55 | 0 | |||
IV.LNSS.HHE. | 2020-07-21T21:47:43.12 | 0.1 | undecidable | manual | P | 256 | 20.6682 | 115 | 0.02 | 99 |
IV.NRCA.HHZ. | 2020-07-21T21:47:43.76 | 0.1 | undecidable | manual | P | 326 | 24.753 | 111 | -0.09 | 97 |
IV.MTRA.EHZ. | 2020-07-21T21:47:42.10 | 0.1 | undecidable | manual | P | 37 | 14.9739 | 123 | 0.01 | 100 |
IV.SMA1.EHN. | 2020-07-21T21:47:42.11 | 0.6 | undecidable | manual | S | 117 | 4.5954 | 155 | -0.1 | 50 |
IV.CAMP.HHZ. | 2020-07-21T21:47:42.17 | 0.1 | undecidable | manual | P | 141 | 16.0728 | 121 | -0.12 | 98 |
IV.RM33.EHZ. | 2020-07-21T21:47:42.45 | 0.3 | positive | manual | P | 200 | 16.5723 | 120 | 0.08 | 74 |
IV.T1299.HNZ. | 2020-07-21T21:47:42.01 | 0.6 | undecidable | manual | S | 189 | 1.6983 | 170 | 0.1 | 50 |
IV.T1299.HNZ. | 2020-07-21T21:47:40.74 | 0.1 | undecidable | manual | P | 189 | 1.6983 | 170 | 0.26 | 97 |
IV.SMA1.EHN. | 2020-07-21T21:47:40.78 | 0.1 | undecidable | manual | P | 117 | 4.5954 | 155 | 0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.2 | 0.0001725 | 0.48 | AML | other | m | 2020-07-21T21:47:44.91 |
IV.MTRA.EHN. | ML:1.3 | 0.000179 | 0.46 | AML | other | m | 2020-07-21T21:47:44.71 |
IV.RM33.EHE. | ML:1.0 | 0.00007845000000000001 | 0.94 | AML | other | m | 2020-07-21T21:47:45.52 |
IV.RM33.EHN. | ML:0.9 | 0.00006915 | 0.84 | AML | other | m | 2020-07-21T21:47:46.24 |
IV.NRCA.HHN. | ML:1.1 | 0.00008235000000000001 | 0.38 | AML | other | m | 2020-07-21T21:47:47.73 |
IV.NRCA.HHE. | ML:1.2 | 0.00008645 | 0.14 | AML | other | m | 2020-07-21T21:47:47.88 |
IV.MF5.EHN. | ML:1.0 | 0.0000352 | 0.4 | AML | other | m | 2020-07-21T21:47:53.09 |
IV.MF5.EHE. | ML:1.0 | 0.00003725 | 0.5 | AML | other | m | 2020-07-21T21:47:53.45 |