A magnitude ML 0.8 earthquake occured in region: 8 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8000, 13.2100 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 8 | 1178 | 1178 |
Norcia | PG | 10 | 4957 | 6135 |
Montegallo | AP | 11 | 523 | 6658 |
Castelsantangelo sul Nera | MC | 12 | 281 | 6939 |
Accumoli | RI | 12 | 667 | 7606 |
Montemonaco | AP | 15 | 604 | 8210 |
Preci | PG | 17 | 724 | 8934 |
Acquasanta Terme | AP | 17 | 2916 | 11850 |
Ussita | MC | 17 | 444 | 12294 |
Visso | MC | 18 | 1107 | 13401 |
Cascia | PG | 18 | 3217 | 16618 |
Montefortino | FM | 19 | 1178 | 17796 |
Amatrice | RI | 20 | 2657 | 20453 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-04-13 03:14:28 |
42.8 | 13.2098 | 11 | 2023-04-13 03:29:56 |
Sala Sismica INGV-Roma | 116327321 |
Field | Value |
---|---|
Time (UTC) | 2023-04-13 03:14:28 ± 0.04 |
Latitude | 42.8000 ± 0.0018 |
Longitude | 13.2098 ± 0.0037 |
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 | 116327321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 338 |
Semi-minor axis of confidence ellipse (meter) | 216 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 93 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 107 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 31 |
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) | 0.35883 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 116327321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-13 03:29:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRTC.HHZ. | 2023-04-13T03:15:01.20 | 3.0 | undecidable | manual | S | -0.04 | 0 | |||
IV.MML1.EHE. | 2023-04-13T03:14:41.21 | 0.3 | undecidable | manual | S | 331 | 39.8268 | 50 | -0.07 | 71 |
IV.RM33.EHE. | 2023-04-13T03:14:39.32 | 0.3 | undecidable | manual | S | 179 | 32.2455 | 50 | 0.05 | 73 |
IV.CSP1.EHZ. | 2023-04-13T03:14:39.32 | 0.3 | undecidable | manual | S | 359 | 32.3454 | 50 | 0.02 | 73 |
IV.CESI.HHZ. | 2023-04-13T03:14:39.67 | 0.3 | undecidable | manual | S | 313 | 33.6441 | 50 | 0.03 | 73 |
IV.GUMA.HNE. | 2023-04-13T03:14:39.16 | 0.3 | undecidable | manual | S | 19 | 30.8469 | 50 | 0.26 | 70 |
IV.MF5.EHN. | 2023-04-13T03:14:38.77 | 0.6 | undecidable | manual | S | 44 | 29.0487 | 50 | 0.35 | 46 |
IV.LNSS.HNN. | 2023-04-13T03:14:37.68 | 0.3 | undecidable | manual | S | 212 | 25.8519 | 50 | 0.12 | 72 |
IV.FDMO.HHZ. | 2023-04-13T03:14:37.91 | 0.3 | undecidable | manual | S | 339 | 28.0497 | 50 | -0.24 | 70 |
IT.MTCL.HGN. | 2023-04-13T03:14:37.73 | 0.3 | undecidable | manual | S | 322 | 27.4503 | 50 | -0.26 | 70 |
IV.SMA1.EHZ. | 2023-04-13T03:14:36.10 | 0.3 | undecidable | manual | S | 151 | 21.3675 | 116 | -0.25 | 71 |
IV.MML1.EHE. | 2023-04-13T03:14:35.58 | 0.1 | undecidable | manual | P | 331 | 39.8268 | 50 | -0.12 | 94 |
IV.CESI.HHZ. | 2023-04-13T03:14:34.67 | 0.1 | undecidable | manual | P | 313 | 33.6441 | 50 | -0.08 | 96 |
IV.MF5.EHN. | 2023-04-13T03:14:34.35 | 0.1 | undecidable | manual | P | 44 | 29.0487 | 50 | 0.3 | 92 |
IV.GUMA.HNE. | 2023-04-13T03:14:34.49 | 0.1 | undecidable | manual | P | 19 | 30.8469 | 50 | 0.17 | 95 |
IV.MMO1.EHZ. | 2023-04-13T03:14:34.23 | 0.3 | undecidable | manual | S | 41 | 14.5743 | 126 | -0.08 | 74 |
IV.RM33.EHE. | 2023-04-13T03:14:34.49 | 0.1 | undecidable | manual | P | 179 | 32.2455 | 50 | -0.05 | 97 |
IV.CSP1.EHZ. | 2023-04-13T03:14:34.42 | 0.1 | negative | manual | P | 359 | 32.3454 | 50 | -0.14 | 95 |
7F.SIB2.EHN. | 2023-04-13T03:14:33.66 | 0.3 | undecidable | manual | S | 37 | 12.6762 | 130 | -0.13 | 74 |
IV.GAVE.EHE. | 2023-04-13T03:14:33.87 | 0.1 | undecidable | manual | P | 245 | 28.3494 | 50 | -0.07 | 97 |
IV.NRCA.HHZ. | 2023-04-13T03:14:33.10 | 0.3 | undecidable | manual | S | 296 | 8.5803 | 141 | 0.3 | 72 |
IV.LNSS.HNN. | 2023-04-13T03:14:33.56 | 0.1 | undecidable | manual | P | 212 | 25.8519 | 50 | 0.01 | 99 |
IV.FDMO.HHZ. | 2023-04-13T03:14:33.72 | 0.1 | negative | manual | P | 339 | 28.0497 | 50 | -0.17 | 95 |
7F.SIB1.EHZ. | 2023-04-13T03:14:33.29 | 0.3 | undecidable | manual | S | 25 | 11.5773 | 132 | -0.22 | 73 |
IT.MTCL.HGN. | 2023-04-13T03:14:33.85 | 0.3 | undecidable | manual | P | 322 | 27.4503 | 50 | 0.05 | 73 |
IV.SMA1.EHZ. | 2023-04-13T03:14:32.76 | 0.1 | negative | manual | P | 151 | 21.3675 | 116 | -0.09 | 98 |
7F.SIB3.EHN. | 2023-04-13T03:14:32.99 | 0.3 | undecidable | manual | S | 30 | 9.6792 | 137 | -0.04 | 76 |
IV.MMO1.EHZ. | 2023-04-13T03:14:31.82 | 0.1 | undecidable | manual | P | 41 | 14.5743 | 126 | 0.15 | 98 |
7F.SIB2.EHN. | 2023-04-13T03:14:31.43 | 0.1 | undecidable | manual | P | 37 | 12.6762 | 130 | 0.05 | 100 |
7F.SIB3.EHN. | 2023-04-13T03:14:31.03 | 0.1 | undecidable | manual | P | 30 | 9.6792 | 137 | 0.09 | 100 |
IV.NRCA.HHZ. | 2023-04-13T03:14:31.17 | 0.1 | positive | manual | P | 296 | 8.5803 | 141 | 0.37 | 94 |
7F.SIB1.EHZ. | 2023-04-13T03:14:30.91 | 0.3 | undecidable | manual | P | 25 | 11.5773 | 132 | -0.3 | 71 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.4 | 0.00035650000000000005 | 0.08 | AML | other | m | 2023-04-13T03:14:33.25 |
IV.NRCA.HHN. | ML:1.3 | 0.0002805 | 0.06 | AML | other | m | 2023-04-13T03:14:33.25 |
IV.FDMO.HHN. | ML:0.8 | 0.00002965 | 0.18 | AML | other | m | 2023-04-13T03:14:38.19 |
IV.FDMO.HHE. | ML:0.6 | 0.000020150000000000002 | 0.72 | AML | other | m | 2023-04-13T03:14:38.58 |
IV.CESI.HHE. | ML:0.8 | 0.000023229999999999996 | 0.82 | AML | other | m | 2023-04-13T03:14:39.23 |
IV.CESI.HHN. | ML:0.8 | 0.00002295 | 0.64 | AML | other | m | 2023-04-13T03:14:40.49 |
IV.NRCA.HNE. | ML:1.4 | 0.0003462305 | 0.0896 | AML | other | m | 2023-04-13T03:14:33.26 |
IV.NRCA.HNN. | ML:1.3 | 0.00025647828500000003 | 0.0992 | AML | other | m | 2023-04-13T03:14:33.26 |
IV.MMO1.EHE. | ML:0.6 | 0.000032961490000000006 | 0.1008 | AML | other | m | 2023-04-13T03:14:34.36 |
IV.MMO1.EHN. | ML:0.5 | 0.000032389351 | 0.0592 | AML | other | m | 2023-04-13T03:14:34.33 |
IV.SMA1.EHE. | ML:0.6 | 0.000027221855 | 0.24 | AML | other | m | 2023-04-13T03:14:36.37 |
IV.SMA1.EHN. | ML:0.5 | 0.000018122315 | 0.1008 | AML | other | m | 2023-04-13T03:14:36.40 |
IV.CSP1.EHN. | ML:0.7 | 0.000019992264 | 0.2416 | AML | other | m | 2023-04-13T03:14:39.98 |