A magnitude ML 0.5 earthquake occured in region: 3 km SW Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8300, 13.3080 at 15 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 |
---|---|---|---|---|
Montegallo | AP | 3 | 523 | 523 |
Arquata del Tronto | AP | 6 | 1178 | 1701 |
Montemonaco | AP | 8 | 604 | 2305 |
Acquasanta Terme | AP | 11 | 2916 | 5221 |
Montefortino | FM | 13 | 1178 | 6399 |
Roccafluvione | AP | 14 | 2010 | 8409 |
Castelsantangelo sul Nera | MC | 15 | 281 | 8690 |
Palmiano | AP | 15 | 196 | 8886 |
Accumoli | RI | 16 | 667 | 9553 |
Venarotta | AP | 16 | 2066 | 11619 |
Comunanza | AP | 17 | 3166 | 14785 |
Amandola | FM | 17 | 3629 | 18414 |
Norcia | PG | 18 | 4957 | 23371 |
Valle Castellana | TE | 19 | 977 | 24348 |
Ussita | MC | 19 | 444 | 24792 |
Bolognola | MC | 20 | 142 | 24934 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2024-04-04 17:50:10 |
42.8297 | 13.3082 | 15 | 2024-04-04 18:33:22 |
Sala Sismica INGV-Roma | 126478481 |
Field | Value |
---|---|
Time (UTC) | 2024-04-04 17:50:10 ± 0.07 |
Latitude | 42.8297 ± 0.0036 |
Longitude | 13.3082 ± 0.0061 |
Depth (km) | 15 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126478481 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 406 |
Semi-minor axis of confidence ellipse (meter) | 374 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 24 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 122 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29947 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 126478481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-04 18:33:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAMP.HHZ. | 2024-04-04T17:50:24.11 | 3.0 | undecidable | manual | S | 0.37 | 0 | |||
IV.CSP1.EHZ. | 2024-04-04T17:50:21.36 | 0.1 | undecidable | manual | S | 344 | 30.2475 | 103 | 0.11 | 94 |
IV.FDMO.HHZ. | 2024-04-04T17:50:20.71 | 0.3 | undecidable | manual | S | 322 | 29.1486 | 104 | -0.25 | 68 |
IV.SMA1.EHZ. | 2024-04-04T17:50:19.25 | 0.3 | undecidable | manual | S | 174 | 22.2555 | 111 | 0.05 | 72 |
IV.NRCA.HHZ. | 2024-04-04T17:50:17.57 | 0.1 | undecidable | manual | S | 272 | 15.7731 | 123 | -0.09 | 97 |
IV.MC2.EHE. | 2024-04-04T17:50:17.36 | 0.3 | undecidable | manual | S | 313 | 13.2756 | 129 | 0.24 | 71 |
IV.TERO.HHZ. | 2024-04-04T17:50:17.05 | 1.0 | undecidable | manual | P | 133 | 33.2445 | 101 | -0.15 | 23 |
IV.CSP1.EHZ. | 2024-04-04T17:50:16.65 | 1.0 | undecidable | manual | P | 344 | 30.2475 | 103 | -0.1 | 23 |
IV.FDMO.HHZ. | 2024-04-04T17:50:16.40 | 0.3 | undecidable | manual | P | 322 | 29.1486 | 104 | -0.18 | 70 |
7F.SIB3.EHE. | 2024-04-04T17:50:15.90 | 0.1 | undecidable | manual | S | 328 | 5.8941 | 154 | 0.01 | 100 |
IV.SMA1.EHZ. | 2024-04-04T17:50:15.51 | 0.6 | positive | manual | P | 174 | 22.2555 | 111 | -0.05 | 48 |
7F.SIB2.EHE. | 2024-04-04T17:50:15.92 | 0.1 | undecidable | manual | S | 357 | 6.7932 | 151 | -0.08 | 98 |
IV.NRCA.HHZ. | 2024-04-04T17:50:14.57 | 0.3 | positive | manual | P | 272 | 15.7731 | 123 | -0.1 | 73 |
IV.MC2.EHE. | 2024-04-04T17:50:14.59 | 0.1 | undecidable | manual | P | 313 | 13.2756 | 129 | 0.23 | 94 |
7F.SIB2.EHE. | 2024-04-04T17:50:13.69 | 0.1 | undecidable | manual | P | 357 | 6.7932 | 151 | -0.02 | 99 |
IV.MMO1.EHZ. | 2024-04-04T17:50:13.82 | 0.6 | undecidable | manual | P | 11 | 7.881 | 147 | 0.02 | 50 |
7F.SIB3.EHE. | 2024-04-04T17:50:13.72 | 0.1 | undecidable | manual | P | 328 | 5.8941 | 154 | 0.07 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.4 | 0.000022400000000000002 | 0.12 | AML | other | m | 2024-04-04T17:50:17.82 |
IV.NRCA.HHN. | ML:0.5 | 0.00002665 | 1.08 | AML | other | m | 2024-04-04T17:50:17.33 |