A magnitude ML 1.5 earthquake occured in region: 1 km NE Montegallo (AP), on
and geographic coordinates (lat, lon) 42.8520, 13.3410 at 23 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 | 1 | 523 | 523 |
Montemonaco | AP | 6 | 604 | 1127 |
Arquata del Tronto | AP | 9 | 1178 | 2305 |
Montefortino | FM | 10 | 1178 | 3483 |
Acquasanta Terme | AP | 11 | 2916 | 6399 |
Roccafluvione | AP | 11 | 2010 | 8409 |
Palmiano | AP | 11 | 196 | 8605 |
Venarotta | AP | 13 | 2066 | 10671 |
Comunanza | AP | 13 | 3166 | 13837 |
Amandola | FM | 14 | 3629 | 17466 |
Castelsantangelo sul Nera | MC | 16 | 281 | 17747 |
Force | AP | 18 | 1354 | 19101 |
Montefalcone Appennino | FM | 18 | 424 | 19525 |
Valle Castellana | TE | 18 | 977 | 20502 |
Bolognola | MC | 18 | 142 | 20644 |
Accumoli | RI | 19 | 667 | 21311 |
Smerillo | FM | 19 | 365 | 21676 |
Ascoli Piceno | AP | 19 | 49407 | 71083 |
Ussita | MC | 19 | 444 | 71527 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2023-10-31 16:52:13 |
42.8523 | 13.3407 | 23 | 2023-10-31 17:03:33 |
Sala Sismica INGV-Roma | 122626021 |
Field | Value |
---|---|
Time (UTC) | 2023-10-31 16:52:13 ± 0.2 |
Latitude | 42.8523 ± 0.0054 |
Longitude | 13.3407 ± 0.0098 |
Depth (km) | 23 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122626021 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 796 |
Semi-minor axis of confidence ellipse (meter) | 310 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 70 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 800.0 |
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 | 15 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
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 | 8 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 122626021 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-31 17:03:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NARO.HHZ. | 2023-10-31T16:52:41.15 | 3.0 | undecidable | manual | Sn | -0.12 | 0 | |||
IV.MURB.HHZ. | 2023-10-31T16:52:25.35 | 3.0 | undecidable | manual | P | 0.17 | 0 | |||
IV.FDMO.HHZ. | 2023-10-31T16:52:25.10 | 0.3 | undecidable | manual | S | 315 | 29.0487 | 122 | 0.01 | 73 |
IV.SMA1.EHZ. | 2023-10-31T16:52:24.03 | 1.0 | undecidable | manual | S | 181 | 24.5532 | 127 | -0.09 | 24 |
IV.MF5.EHE. | 2023-10-31T16:52:23.12 | 0.3 | undecidable | manual | S | 33 | 17.871 | 137 | 0.33 | 69 |
IV.NRCA.HHZ. | 2023-10-31T16:52:23.10 | 0.1 | undecidable | manual | S | 264 | 18.5703 | 136 | 0.19 | 96 |
IV.SMA1.EHZ. | 2023-10-31T16:52:20.08 | 0.1 | undecidable | manual | P | 181 | 24.5532 | 127 | 0.28 | 93 |
IV.MMO1.EHZ. | 2023-10-31T16:52:20.95 | 0.1 | undecidable | manual | S | 348 | 5.3946 | 165 | -0.2 | 98 |
IV.FDMO.HHZ. | 2023-10-31T16:52:20.22 | 0.1 | undecidable | manual | P | 315 | 29.0487 | 122 | -0.14 | 94 |
IV.TERO.HHZ. | 2023-10-31T16:52:20.75 | 0.1 | undecidable | manual | P | 140 | 33.2445 | 118 | -0.18 | 94 |
IV.MF5.EHE. | 2023-10-31T16:52:19.14 | 0.1 | undecidable | manual | P | 33 | 17.871 | 137 | 0.11 | 97 |
IV.NRCA.HHZ. | 2023-10-31T16:52:19.16 | 0.1 | negative | manual | P | 264 | 18.5703 | 136 | 0.06 | 99 |
7F.SIB3.EHZ. | 2023-10-31T16:52:18.06 | 0.1 | undecidable | manual | P | 294 | 6.2937 | 163 | -0.07 | 100 |
7F.SIB2.EHZ. | 2023-10-31T16:52:17.91 | 0.1 | undecidable | manual | P | 325 | 5.2947 | 166 | -0.17 | 98 |
IV.MMO1.EHZ. | 2023-10-31T16:52:17.98 | 0.1 | undecidable | manual | P | 348 | 5.3946 | 165 | -0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.4 | 0.00013465 | 0.42 | AML | other | m | 2023-10-31T16:52:23.24 |
IV.NRCA.HHE. | ML:1.5 | 0.00016350000000000002 | 0.42 | AML | other | m | 2023-10-31T16:52:23.76 |