A magnitude ML 1.0 earthquake occured in region: 5 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6610, 13.3350 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 |
Cortino | TE | 15 | 656 | 8616 |
Cittareale | RI | 15 | 482 | 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 | 17 | 1297 | 15155 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-05-13 11:22:23 |
42.661 | 13.3353 | 11 | 2023-05-13 11:29:59 |
Sala Sismica INGV-Roma | 117316081 |
Field | Value |
---|---|
Time (UTC) | 2023-05-13 11:22:23 ± 0.09 |
Latitude | 42.6610 ± 0.0054 |
Longitude | 13.3353 ± 0.0086 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117316081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 650 |
Semi-minor axis of confidence ellipse (meter) | 380 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 116 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 650.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 12 |
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) | 0.23652 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.6 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 117316081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-13 11:29:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BDI.HHZ. | 2023-05-13T11:23:36.40 | 3.0 | undecidable | manual | Sg | 8.82 | 0 | |||
IV.NARO.HHZ. | 2023-05-13T11:22:37.52 | 3.0 | undecidable | manual | Pn | 0.2 | 0 | |||
IV.NRCA.HHZ. | 2023-05-13T11:22:33.24 | 0.6 | undecidable | manual | S | 317 | 26.2515 | 90 | 0.08 | 50 |
IV.SSFR.HHZ. | 2023-05-13T11:22:33.90 | 3.0 | positive | manual | P | -0.31 | 0 | |||
IV.LNSS.HHZ. | 2023-05-13T11:22:32.85 | 0.6 | undecidable | manual | S | 255 | 24.9528 | 90 | 0.05 | 50 |
IV.TERO.HHZ. | 2023-05-13T11:22:31.91 | 0.3 | undecidable | manual | S | 101 | 22.3554 | 90 | -0.19 | 73 |
IV.RM33.EHZ. | 2023-05-13T11:22:31.11 | 0.6 | undecidable | manual | S | 210 | 19.5693 | 90 | -0.25 | 49 |
IV.ARVD.HHZ. | 2023-05-13T11:22:30.82 | 3.0 | undecidable | manual | Pn | -2.95 | 0 | |||
IV.MTRA.EHN. | 2023-05-13T11:22:29.18 | 0.6 | undecidable | manual | S | 25 | 11.6772 | 109 | -0.11 | 51 |
IV.LNSS.HHZ. | 2023-05-13T11:22:29.06 | 0.6 | undecidable | manual | P | 255 | 24.9528 | 90 | 0.11 | 50 |
IV.RM33.EHZ. | 2023-05-13T11:22:28.28 | 0.3 | undecidable | manual | P | 210 | 19.5693 | 90 | 0.16 | 75 |
IV.TERO.HHZ. | 2023-05-13T11:22:28.67 | 0.1 | undecidable | manual | P | 101 | 22.3554 | 90 | 0.12 | 100 |
IV.NRCA.HHZ. | 2023-05-13T11:22:28.69 | 0.3 | undecidable | manual | P | 317 | 26.2515 | 90 | -0.46 | 69 |
IV.SMA1.EHZ. | 2023-05-13T11:22:27.52 | 0.6 | undecidable | manual | S | 180 | 3.3966 | 158 | -0.19 | 50 |
IV.MTRA.EHN. | 2023-05-13T11:22:27.30 | 0.3 | undecidable | manual | P | 25 | 11.6772 | 109 | 0.38 | 73 |
IV.SMA1.EHZ. | 2023-05-13T11:22:26.22 | 0.6 | undecidable | manual | P | 180 | 3.3966 | 158 | 0.21 | 51 |
IV.OFFI.HHZ. | 2023-05-13T11:22:23.98 | 3.0 | undecidable | manual | P | 0.47 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.0 | 0.00016 | 0.28 | AML | other | m | 2023-05-13T11:22:27.61 |
IV.SMA1.EHE. | ML:0.8 | 0.00011045 | 0.12 | AML | other | m | 2023-05-13T11:22:27.62 |
IV.TERO.HHN. | ML:0.9 | 0.000048299999999999995 | 0.2 | AML | other | m | 2023-05-13T11:22:32.00 |
IV.TERO.HHE. | ML:0.5 | 0.00002165 | 0.08 | AML | other | m | 2023-05-13T11:22:32.03 |
IV.NRCA.HHE. | ML:0.8 | 0.000033600000000000004 | 0.44 | AML | other | m | 2023-05-13T11:22:33.57 |
IV.NRCA.HHN. | ML:0.7 | 0.000024 | 0.12 | AML | other | m | 2023-05-13T11:22:34.08 |
IV.SSFR.HHE. | ML:1.9 | 0.0000804 | 0.14 | AML | other | m | 2023-05-13T11:22:42.50 |
IV.SSFR.HHN. | ML:2.0 | 0.00010535 | 0.06 | AML | other | m | 2023-05-13T11:22:42.56 |
IV.SSFR.HNN. | ML:2.4 | 0.000263 | 0.42 | AML | other | m | 2023-05-13T11:22:42.61 |
IV.SSFR.HNE. | ML:2.4 | 0.0002675 | 0.68 | AML | other | m | 2023-05-13T11:22:45.76 |