A magnitude ML 1.0 earthquake occured in region: 4 km W Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6400, 13.2480 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Amatrice | RI | 4 | 2657 | 2657 |
Accumoli | RI | 6 | 667 | 3324 |
Cittareale | RI | 8 | 482 | 3806 |
Montereale | AQ | 13 | 2581 | 6387 |
Campotosto | AQ | 14 | 542 | 6929 |
Capitignano | AQ | 14 | 665 | 7594 |
Arquata del Tronto | AP | 15 | 1178 | 8772 |
Borbona | RI | 17 | 617 | 9389 |
Posta | RI | 18 | 694 | 10083 |
Acquasanta Terme | AP | 20 | 2916 | 12999 |
Cagnano Amiterno | AQ | 20 | 1369 | 14368 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-09-13 13:28:59 |
42.6398 | 13.2482 | 12 | 2023-09-13 13:32:52 |
Sala Sismica INGV-Roma | 121026661 |
Field | Value |
---|---|
Time (UTC) | 2023-09-13 13:28:59 ± 0.12 |
Latitude | 42.6398 ± 0.0072 |
Longitude | 13.2482 ± 0.0073 |
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 | 121026661 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 625 |
Semi-minor axis of confidence ellipse (meter) | 602 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 53 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 620.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26170 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 121026661 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-13 13:32:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATPI.EHZ. | 2023-09-13T13:29:16.65 | 3.0 | negative | manual | P | -0.36 | 0 | |||
IV.NRCA.HHZ. | 2023-09-13T13:29:08.57 | 0.3 | undecidable | manual | S | 333 | 24.0537 | 95 | -0.22 | 71 |
IV.RM33.EHZ. | 2023-09-13T13:29:06.16 | 0.3 | undecidable | manual | S | 191 | 14.7741 | 108 | -0.17 | 74 |
IV.LNSS.HHZ. | 2023-09-13T13:29:06.95 | 0.3 | undecidable | manual | S | 256 | 17.4714 | 101 | -0.08 | 74 |
IV.NRCA.HHZ. | 2023-09-13T13:29:05.26 | 0.3 | undecidable | manual | P | 333 | 24.0537 | 95 | 0.24 | 71 |
IV.TERO.HHZ. | 2023-09-13T13:29:05.65 | 0.3 | undecidable | manual | P | 94 | 29.0487 | 93 | -0.14 | 72 |
IV.LNSS.HHZ. | 2023-09-13T13:29:04.07 | 0.1 | undecidable | manual | P | 256 | 17.4714 | 101 | 0.06 | 100 |
IV.SMA1.EHZ. | 2023-09-13T13:29:04.60 | 0.3 | undecidable | manual | S | 98 | 7.1928 | 139 | -0.05 | 75 |
IV.RM33.EHZ. | 2023-09-13T13:29:03.66 | 0.1 | undecidable | manual | P | 191 | 14.7741 | 108 | 0.05 | 100 |
IV.SMA1.EHZ. | 2023-09-13T13:29:02.81 | 0.1 | undecidable | manual | P | 98 | 7.1928 | 139 | 0.17 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.4 | 0.0003435 | 1.58 | AML | other | m | 2023-09-13T13:29:04.10 |
IV.SMA1.EHN. | ML:1.1 | 0.000178 | 1.68 | AML | other | m | 2023-09-13T13:29:05.84 |
IV.RM33.EHN. | ML:0.9 | 0.00006615 | 0.1 | AML | other | m | 2023-09-13T13:29:06.57 |
IV.RM33.EHE. | ML:0.9 | 0.00006615 | 0.36 | AML | other | m | 2023-09-13T13:29:06.70 |
IV.LNSS.HHN. | ML:0.8 | 0.000044300000000000006 | 0.26 | AML | other | m | 2023-09-13T13:29:08.15 |
IV.LNSS.HHE. | ML:0.6 | 0.0000363 | 0.54 | AML | other | m | 2023-09-13T13:29:08.79 |
IV.NRCA.HHE. | ML:1.0 | 0.00005935 | 0.16 | AML | other | m | 2023-09-13T13:29:09.19 |
IV.NRCA.HHN. | ML:0.8 | 0.0000412 | 0.66 | AML | other | m | 2023-09-13T13:29:09.51 |
IV.CAMP.HHE. | ML:1.2 | 0.000113 | 0.24 | AML | other | m | 2023-09-13T13:29:13.38 |