A magnitude ML 0.8 earthquake occured in region: 5 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6630, 13.3300 at 11 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 | 5 | 2657 | 2657 |
Accumoli | RI | 8 | 667 | 3324 |
Campotosto | AQ | 12 | 542 | 3866 |
Arquata del Tronto | AP | 13 | 1178 | 5044 |
Acquasanta Terme | AP | 14 | 2916 | 7960 |
Cittareale | RI | 15 | 482 | 8442 |
Cortino | TE | 15 | 656 | 9098 |
Capitignano | AQ | 16 | 665 | 9763 |
Valle Castellana | TE | 16 | 977 | 10740 |
Rocca Santa Maria | TE | 16 | 537 | 11277 |
Montereale | AQ | 17 | 2581 | 13858 |
Crognaleto | TE | 18 | 1297 | 15155 |
Montegallo | AP | 20 | 523 | 15678 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-10-20 02:12:55 |
42.6628 | 13.33 | 11 | 2023-10-20 06:06:41 |
Sala Sismica INGV-Roma | 122216691 |
Field | Value |
---|---|
Time (UTC) | 2023-10-20 02:12:55 ± 0.09 |
Latitude | 42.6628 ± 0.0063 |
Longitude | 13.3300 ± 0.0061 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122216691 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 676 |
Semi-minor axis of confidence ellipse (meter) | 501 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 189 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 680.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 144 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23292 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 122216691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-20 06:06:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIUL.HHZ. | 2023-10-20T02:13:28.94 | 3.0 | undecidable | manual | S | -0.45 | 0 | |||
IV.SACS.HHZ. | 2023-10-20T02:13:14.41 | 3.0 | undecidable | manual | P | 0.01 | 0 | |||
IV.RCAV.EHZ. | 2023-10-20T02:13:11.48 | 3.0 | undecidable | manual | P | 0.51 | 0 | |||
IV.NRCA.HHZ. | 2023-10-20T02:13:04.99 | 0.6 | undecidable | manual | S | 317 | 25.8519 | 50 | 0.02 | 50 |
IV.LNSS.HHZ. | 2023-10-20T02:13:04.35 | 0.6 | undecidable | manual | S | 254 | 24.5532 | 50 | -0.29 | 48 |
IV.RM33.EHZ. | 2023-10-20T02:13:03.43 | 0.6 | undecidable | manual | S | 209 | 19.4694 | 50 | 0.14 | 49 |
IV.TERO.HHZ. | 2023-10-20T02:13:03.91 | 0.6 | undecidable | manual | S | 101 | 22.755 | 50 | -0.25 | 48 |
IV.NRCA.HHZ. | 2023-10-20T02:13:01.09 | 1.0 | undecidable | manual | P | 317 | 25.8519 | 50 | 0.09 | 25 |
IV.TERO.HHZ. | 2023-10-20T02:13:01.06 | 1.0 | undecidable | manual | P | 101 | 22.755 | 50 | 0.52 | 23 |
IV.LNSS.HHZ. | 2023-10-20T02:13:00.85 | 0.1 | undecidable | manual | P | 254 | 24.5532 | 50 | 0.04 | 100 |
IV.RM33.EHZ. | 2023-10-20T02:13:00.07 | 0.6 | undecidable | manual | P | 209 | 19.4694 | 50 | 0.04 | 50 |
IV.SMA1.EHZ. | 2023-10-20T02:12:59.49 | 0.3 | undecidable | manual | S | 173 | 3.5964 | 162 | -0.08 | 77 |
IV.SMA1.EHZ. | 2023-10-20T02:12:57.95 | 0.6 | negative | manual | P | 173 | 3.5964 | 162 | 0.07 | 52 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.0 | 0.00014450000000000002 | 0.16 | AML | other | m | 2023-10-20T02:12:59.45 |
IV.SMA1.EHE. | ML:1.0 | 0.00017649999999999998 | 0.68 | AML | other | m | 2023-10-20T02:13:00.74 |
IV.RM33.EHE. | ML:0.8 | 0.00004387811 | 1.2784 | AML | other | m | 2023-10-20T02:13:07.40 |
IV.RM33.EHN. | ML:0.8 | 0.00005213701 | 1.84 | AML | other | m | 2023-10-20T02:13:11.25 |
IV.TERO.HHE. | ML:0.7 | 0.00003184688 | 1.1008 | AML | other | m | 2023-10-20T02:13:13.50 |
IV.TERO.HHN. | ML:0.7 | 0.000033322135 | 1.5392 | AML | other | m | 2023-10-20T02:13:13.94 |
IV.NRCA.HHE. | ML:0.6 | 0.000019362014 | 0.2192 | AML | other | m | 2023-10-20T02:13:06.64 |
IV.NRCA.HHN. | ML:0.4 | 0.000016366524999999998 | 0.16 | AML | other | m | 2023-10-20T02:13:05.34 |