A magnitude ML 1.3 earthquake occured in region: 3 km SW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7480, 13.2760 at 13 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 3 | 1178 | 1178 |
Accumoli | RI | 6 | 667 | 1845 |
Acquasanta Terme | AP | 11 | 2916 | 4761 |
Montegallo | AP | 12 | 523 | 5284 |
Amatrice | RI | 13 | 2657 | 7941 |
Norcia | PG | 16 | 4957 | 12898 |
Cittareale | RI | 17 | 482 | 13380 |
Montemonaco | AP | 18 | 604 | 13984 |
Valle Castellana | TE | 18 | 977 | 14961 |
Castelsantangelo sul Nera | MC | 19 | 281 | 15242 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2023-04-24 15:13:35 |
42.7475 | 13.2755 | 13 | 2024-03-01 17:18:07 |
Bollettino Sismico Italiano INGV | 117182831 |
Reviewed Rev100 |
ML 1.2 | 2023-04-24 15:13:36 |
42.745 | 13.2757 | 11 | 2023-04-24 15:17:32 |
Sala Sismica INGV-Roma | 116709411 |
Field | Value |
---|---|
Time (UTC) | 2023-04-24 15:13:35 ± 0.05 |
Latitude | 42.7475 ± 0.0018 |
Longitude | 13.2755 ± 0.0037 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117182831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 287 |
Semi-minor axis of confidence ellipse (meter) | 89 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 253 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 55 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36692 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 117182831 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-05-09 13:38:12 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 116709411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-24 15:17:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2023-04-24T15:13:59.44 | 3.0 | undecidable | manual | S | -0.27 | 0 | |||
IV.GIGS.HHZ. | 2023-04-24T15:13:49.06 | 0.3 | undecidable | manual | S | 143 | 40.7259 | 94 | -0.26 | 69 |
IV.FDMO.HHZ. | 2023-04-24T15:13:47.80 | 0.3 | undecidable | manual | S | 335 | 35.5422 | 95 | -0.15 | 70 |
IV.MF5.EHZ. | 2023-04-24T15:13:46.99 | 0.3 | undecidable | manual | S | 29 | 30.5472 | 96 | 0.35 | 67 |
IV.TERO.HHZ. | 2023-04-24T15:13:46.22 | 0.3 | undecidable | manual | S | 117 | 30.1476 | 96 | -0.3 | 70 |
IV.GAVE.EHN. | 2023-04-24T15:13:46.87 | 0.6 | undecidable | manual | S | 259 | 31.6461 | 96 | -0.05 | 48 |
IV.RM33.EHZ. | 2023-04-24T15:13:45.81 | 0.3 | undecidable | manual | S | 191 | 26.9508 | 98 | 0.14 | 72 |
IV.LNSS.HHZ. | 2023-04-24T15:13:45.31 | 0.3 | undecidable | manual | S | 230 | 24.9528 | 99 | 0.15 | 73 |
IV.GIGS.HHZ. | 2023-04-24T15:13:43.61 | 0.6 | undecidable | manual | P | 143 | 40.7259 | 94 | -0.08 | 48 |
IV.MMO1.EHZ. | 2023-04-24T15:13:43.16 | 0.3 | undecidable | manual | S | 14 | 17.3715 | 109 | -0.01 | 75 |
IV.GAVE.EHN. | 2023-04-24T15:13:42.27 | 0.1 | undecidable | manual | P | 259 | 31.6461 | 96 | -0.03 | 96 |
IV.SMA1.EHZ. | 2023-04-24T15:13:42.14 | 0.3 | undecidable | manual | S | 159 | 13.875 | 118 | -0.17 | 73 |
IV.NRCA.HHZ. | 2023-04-24T15:13:42.73 | 0.3 | undecidable | manual | S | 306 | 16.2726 | 111 | -0.16 | 72 |
7F.SIB3.EHN. | 2023-04-24T15:13:42.22 | 0.6 | undecidable | manual | S | 358 | 14.1747 | 117 | -0.17 | 49 |
IV.FDMO.HHZ. | 2023-04-24T15:13:42.77 | 0.1 | undecidable | manual | P | 335 | 35.5422 | 95 | -0.12 | 95 |
IV.MF5.EHZ. | 2023-04-24T15:13:42.41 | 0.3 | undecidable | manual | P | 29 | 30.5472 | 96 | 0.28 | 69 |
7F.SIB2.EHE. | 2023-04-24T15:13:42.66 | 0.3 | undecidable | manual | S | 8 | 16.0728 | 112 | -0.19 | 72 |
IV.TERO.HHZ. | 2023-04-24T15:13:42.29 | 0.6 | undecidable | manual | P | 117 | 30.1476 | 96 | 0.22 | 46 |
IV.MTRA.EHE. | 2023-04-24T15:13:41.38 | 0.3 | undecidable | manual | S | 84 | 9.879 | 132 | -0.07 | 75 |
IV.LNSS.HHZ. | 2023-04-24T15:13:41.29 | 0.1 | undecidable | manual | P | 230 | 24.9528 | 99 | 0.01 | 98 |
IV.RM33.EHZ. | 2023-04-24T15:13:41.61 | 0.6 | positive | manual | P | 191 | 26.9508 | 98 | 0.04 | 49 |
IV.NRCA.HHZ. | 2023-04-24T15:13:40.03 | 0.1 | undecidable | manual | P | 306 | 16.2726 | 111 | 0.06 | 99 |
IV.MMO1.EHZ. | 2023-04-24T15:13:40.23 | 0.1 | negative | manual | P | 14 | 17.3715 | 109 | 0.09 | 98 |
7F.SIB2.EHE. | 2023-04-24T15:13:39.92 | 0.1 | undecidable | manual | P | 8 | 16.0728 | 112 | -0.03 | 100 |
IV.SMA1.EHZ. | 2023-04-24T15:13:39.79 | 0.1 | positive | manual | P | 159 | 13.875 | 118 | 0.15 | 97 |
IV.MTRA.EHE. | 2023-04-24T15:13:39.27 | 0.1 | undecidable | manual | P | 84 | 9.879 | 132 | 0.13 | 98 |
7F.SIB3.EHN. | 2023-04-24T15:13:39.57 | 0.1 | undecidable | manual | P | 358 | 14.1747 | 117 | -0.11 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.4 | 0.00021100000000000003 | 1.54 | AML | other | m | 2023-04-24T15:13:42.90 |
IV.NRCA.HHE. | ML:1.4 | 0.000215 | 0.12 | AML | other | m | 2023-04-24T15:13:43.23 |
IV.MMO1.EHN. | ML:1.1 | 0.00009839999999999999 | 0.2 | AML | other | m | 2023-04-24T15:13:43.36 |
IV.MMO1.EHE. | ML:1.0 | 0.0000705 | 0.78 | AML | other | m | 2023-04-24T15:13:43.51 |
IV.LNSS.HHE. | ML:1.3 | 0.00010619999999999999 | 0.82 | AML | other | m | 2023-04-24T15:13:46.10 |
IV.LNSS.HHN. | ML:1.4 | 0.0001385 | 1.32 | AML | other | m | 2023-04-24T15:13:46.82 |