A magnitude ML 1.8 earthquake occured in region: 6 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6770, 13.3330 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 | 6 | 2657 | 2657 |
Accumoli | RI | 7 | 667 | 3324 |
Arquata del Tronto | AP | 11 | 1178 | 4502 |
Acquasanta Terme | AP | 12 | 2916 | 7418 |
Campotosto | AQ | 14 | 542 | 7960 |
Valle Castellana | TE | 15 | 977 | 8937 |
Cittareale | RI | 16 | 482 | 9419 |
Cortino | TE | 16 | 656 | 10075 |
Rocca Santa Maria | TE | 16 | 537 | 10612 |
Capitignano | AQ | 18 | 665 | 11277 |
Montereale | AQ | 18 | 2581 | 13858 |
Montegallo | AP | 19 | 523 | 14381 |
Crognaleto | TE | 19 | 1297 | 15678 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2024-04-23 01:26:37 |
42.6768 | 13.333 | 10 | 2024-04-23 01:32:45 |
Sala Sismica INGV-Roma | 126990511 |
Field | Value |
---|---|
Time (UTC) | 2024-04-23 01:26:37 ± 0.08 |
Latitude | 42.6768 ± 0.0045 |
Longitude | 13.3330 ± 0.0073 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126990511 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 516 |
Semi-minor axis of confidence ellipse (meter) | 459 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 137 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 520.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 111 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.34 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43078 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 126990511 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-23 01:32:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MNTT.EHZ. | 2024-04-23T01:26:53.33 | 0.1 | undecidable | manual | S | 26 | 47.8188 | 50 | 0.64 | 80 |
IV.GUMA.HHZ. | 2024-04-23T01:26:52.01 | 0.1 | undecidable | manual | S | 0 | 42.8238 | 50 | 0.65 | 81 |
IV.CSP1.EHZ. | 2024-04-23T01:26:52.46 | 0.1 | undecidable | manual | S | 347 | 47.2194 | 50 | -0.08 | 93 |
IV.FDMO.HHZ. | 2024-04-23T01:26:51.89 | 0.1 | undecidable | manual | S | 333 | 44.622 | 50 | 0.04 | 94 |
IV.MF5.EHZ. | 2024-04-23T01:26:50.04 | 0.1 | undecidable | manual | S | 17 | 36.0417 | 50 | 0.49 | 87 |
IV.GAVE.EHZ. | 2024-04-23T01:26:49.47 | 0.1 | undecidable | manual | S | 273 | 35.8419 | 50 | -0.03 | 96 |
IV.NRCA.HHZ. | 2024-04-23T01:26:46.18 | 0.1 | undecidable | manual | S | 314 | 24.8529 | 111 | -0.2 | 94 |
IV.LNSS.HHZ. | 2024-04-23T01:26:46.65 | 0.1 | undecidable | manual | S | 251 | 25.2525 | 111 | 0.16 | 95 |
IV.MNTT.EHZ. | 2024-04-23T01:26:46.52 | 0.1 | negative | manual | P | 26 | 47.8188 | 50 | 0.41 | 86 |
IV.ASCOL.EHZ. | 2024-04-23T01:26:46.65 | 0.1 | undecidable | manual | S | 47 | 28.4493 | 50 | -0.89 | 75 |
IV.MMO1.EHZ. | 2024-04-23T01:26:45.95 | 0.1 | undecidable | manual | S | 359 | 24.6531 | 111 | -0.37 | 91 |
IV.CSP1.EHZ. | 2024-04-23T01:26:45.15 | 1.0 | negative | manual | P | 347 | 47.2194 | 50 | -0.88 | 18 |
IV.GUMA.HHZ. | 2024-04-23T01:26:45.29 | 1.0 | positive | manual | P | 0 | 42.8238 | 50 | -0.06 | 23 |
IV.FDMO.HHZ. | 2024-04-23T01:26:45.41 | 1.0 | positive | manual | P | 333 | 44.622 | 50 | -0.22 | 23 |
IV.RM33.EHZ. | 2024-04-23T01:26:45.15 | 0.1 | undecidable | manual | S | 208 | 20.9679 | 114 | 0.03 | 98 |
IV.ARRO.EHZ. | 2024-04-23T01:26:45.70 | 3.0 | negative | manual | P | -0.37 | 0 | |||
IV.MF5.EHZ. | 2024-04-23T01:26:44.27 | 0.1 | positive | manual | P | 17 | 36.0417 | 50 | -0.03 | 95 |
IV.FIAM.HHZ. | 2024-04-23T01:26:44.57 | 3.0 | undecidable | manual | P | -1.6 | 0 | |||
IV.GAVE.EHZ. | 2024-04-23T01:26:43.97 | 0.3 | positive | manual | P | 273 | 35.8419 | 50 | -0.3 | 68 |
IV.CAMP.HHZ. | 2024-04-23T01:26:43.59 | 0.1 | undecidable | manual | S | 158 | 16.872 | 119 | -0.25 | 94 |
IV.ASCOL.EHZ. | 2024-04-23T01:26:42.54 | 0.1 | negative | manual | P | 47 | 28.4493 | 50 | -0.6 | 84 |
IV.MTRA.EHZ. | 2024-04-23T01:26:42.01 | 0.1 | undecidable | manual | S | 30 | 10.2786 | 133 | 0.02 | 100 |
IV.MMO1.EHZ. | 2024-04-23T01:26:42.14 | 0.6 | positive | manual | P | 359 | 24.6531 | 111 | -0.29 | 46 |
IV.GIGS.HHZ. | 2024-04-23T01:26:42.94 | 3.0 | undecidable | manual | P | -0.39 | 0 | |||
IV.NRCA.HHZ. | 2024-04-23T01:26:42.21 | 0.6 | negative | manual | P | 314 | 24.8529 | 111 | -0.26 | 46 |
IV.LNSS.HHZ. | 2024-04-23T01:26:42.41 | 0.1 | positive | manual | P | 251 | 25.2525 | 111 | -0.13 | 95 |
IV.SMA1.EHZ. | 2024-04-23T01:26:41.27 | 0.1 | undecidable | manual | S | 178 | 5.0949 | 152 | 0.39 | 93 |
IV.RM33.EHZ. | 2024-04-23T01:26:41.72 | 0.1 | positive | manual | P | 208 | 20.9679 | 114 | -0.03 | 98 |
IV.MTRA.EHZ. | 2024-04-23T01:26:40.09 | 0.1 | undecidable | manual | P | 30 | 10.2786 | 133 | 0.15 | 97 |
IV.CAMP.HHZ. | 2024-04-23T01:26:40.93 | 0.1 | positive | manual | P | 158 | 16.872 | 119 | -0.08 | 98 |
IV.SMA1.EHZ. | 2024-04-23T01:26:39.73 | 0.1 | undecidable | manual | P | 178 | 5.0949 | 152 | 0.43 | 93 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:2.3 | 0.0038099999999999996 | 0.1 | AML | other | m | 2024-04-23T01:26:41.55 |
IV.SMA1.EHE. | ML:2.2 | 0.00269 | 0.12 | AML | other | m | 2024-04-23T01:26:41.55 |
IV.MTRA.HNN. | ML:2.1 | 0.00176 | 0.52 | AML | other | m | 2024-04-23T01:26:42.08 |
IV.MTRA.EHN. | ML:2.1 | 0.00172 | 0.52 | AML | other | m | 2024-04-23T01:26:42.09 |
IV.MTRA.HNE. | ML:1.9 | 0.0011385 | 0.34 | AML | other | m | 2024-04-23T01:26:42.54 |
IV.MTRA.EHE. | ML:2.0 | 0.001148 | 0.34 | AML | other | m | 2024-04-23T01:26:42.54 |
IV.CAMP.HHN. | ML:1.2 | 0.0001324 | 1.4 | AML | other | m | 2024-04-23T01:26:43.75 |
IV.CAMP.HHE. | ML:1.3 | 0.000186 | 0.26 | AML | other | m | 2024-04-23T01:26:43.81 |
IV.RM33.HNN. | ML:1.7 | 0.0003965 | 0.32 | AML | other | m | 2024-04-23T01:26:45.27 |
IV.RM33.EHN. | ML:1.7 | 0.000363 | 0.3 | AML | other | m | 2024-04-23T01:26:45.28 |
IV.RM33.HNE. | ML:1.8 | 0.000455 | 0.18 | AML | other | m | 2024-04-23T01:26:45.59 |
IV.RM33.EHE. | ML:1.8 | 0.00041600000000000003 | 0.18 | AML | other | m | 2024-04-23T01:26:45.60 |
IV.NRCA.HHN. | ML:1.8 | 0.0003515 | 0.14 | AML | other | m | 2024-04-23T01:26:46.27 |
IV.MMO1.EHN. | ML:1.8 | 0.000393 | 0.52 | AML | other | m | 2024-04-23T01:26:46.27 |
IV.NRCA.HHE. | ML:1.8 | 0.00034950000000000004 | 0.08 | AML | other | m | 2024-04-23T01:26:46.51 |
IV.LNSS.HHN. | ML:1.7 | 0.00032099999999999994 | 0.48 | AML | other | m | 2024-04-23T01:26:46.82 |
IV.LNSS.HHE. | ML:1.9 | 0.0004305 | 0.46 | AML | other | m | 2024-04-23T01:26:46.85 |
IV.ASCOL.EHN. | ML:1.7 | 0.000272 | 0.86 | AML | other | m | 2024-04-23T01:26:46.50 |
IV.MMO1.EHE. | ML:1.7 | 0.000311 | 1.82 | AML | other | m | 2024-04-23T01:26:46.95 |
IV.ASCOL.EHE. | ML:1.8 | 0.00035650000000000005 | 0.7 | AML | other | m | 2024-04-23T01:26:48.45 |
IV.GAVE.EHN. | ML:1.8 | 0.000268 | 1.3 | AML | other | m | 2024-04-23T01:26:49.05 |
IV.GAVE.EHE. | ML:1.8 | 0.000249 | 0.16 | AML | other | m | 2024-04-23T01:26:50.02 |