A magnitude ML 1.0 earthquake occured in region: 4 km NW Valle Castellana (TE), on
and geographic coordinates (lat, lon) 42.7670, 13.4710 at 16 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 |
---|---|---|---|---|
Valle Castellana | TE | 4 | 977 | 977 |
Acquasanta Terme | AP | 5 | 2916 | 3893 |
Rocca Santa Maria | TE | 10 | 537 | 4430 |
Roccafluvione | AP | 11 | 2010 | 6440 |
Venarotta | AP | 13 | 2066 | 8506 |
Ascoli Piceno | AP | 13 | 49407 | 57913 |
Montegallo | AP | 14 | 523 | 58436 |
Arquata del Tronto | AP | 14 | 1178 | 59614 |
Folignano | AP | 15 | 9241 | 68855 |
Palmiano | AP | 15 | 196 | 69051 |
Civitella del Tronto | TE | 16 | 5116 | 74167 |
Cortino | TE | 16 | 656 | 74823 |
Campli | TE | 18 | 7209 | 82032 |
Montemonaco | AP | 19 | 604 | 82636 |
Maltignano | AP | 19 | 2401 | 85037 |
Torricella Sicura | TE | 19 | 2641 | 87678 |
Accumoli | RI | 20 | 667 | 88345 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-09-21 14:34:22 |
42.7673 | 13.471 | 16 | 2023-09-21 14:43:23 |
Sala Sismica INGV-Roma | 121315901 |
Field | Value |
---|---|
Time (UTC) | 2023-09-21 14:34:22 ± 0.06 |
Latitude | 42.7673 ± 0.0027 |
Longitude | 13.4710 ± 0.0049 |
Depth (km) | 16 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121315901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 466 |
Semi-minor axis of confidence ellipse (meter) | 102 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 243 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 148 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.07 |
Epicentral distance of station closest to the epicenter (degree) | 0.05576 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38851 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 121315901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-21 14:43:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2023-09-21T14:34:36.48 | 0.6 | undecidable | manual | S | 314 | 43.1235 | 99 | 0.09 | 47 |
IV.NRCA.HHZ. | 2023-09-21T14:34:33.03 | 0.6 | undecidable | manual | S | 284 | 29.9478 | 106 | 0.09 | 47 |
IV.MMO1.EHZ. | 2023-09-21T14:34:30.18 | 0.3 | undecidable | manual | S | 321 | 18.7701 | 120 | 0.01 | 74 |
IV.TERO.HHZ. | 2023-09-21T14:34:30.39 | 0.6 | undecidable | manual | S | 146 | 19.3695 | 119 | 0.08 | 49 |
IV.FDMO.HHZ. | 2023-09-21T14:34:30.35 | 0.6 | negative | manual | P | 314 | 43.1235 | 99 | -0.08 | 47 |
IV.SMA1.EHZ. | 2023-09-21T14:34:30.03 | 0.6 | undecidable | manual | S | 216 | 18.7701 | 120 | -0.14 | 48 |
IV.NRCA.HHZ. | 2023-09-21T14:34:28.39 | 0.6 | undecidable | manual | P | 284 | 29.9478 | 106 | -0.05 | 48 |
IV.MF5.EHE. | 2023-09-21T14:34:27.85 | 1.0 | undecidable | manual | P | 358 | 24.4533 | 111 | 0.21 | 24 |
IV.MTRA.HNZ. | 2023-09-21T14:34:27.79 | 0.6 | undecidable | manual | S | 259 | 6.1938 | 155 | -0.05 | 50 |
IV.CAMP.HHZ. | 2023-09-21T14:34:27.84 | 1.0 | undecidable | manual | P | 191 | 26.1516 | 109 | -0.05 | 24 |
VM.AMAD.HNZ. | 2023-09-21T14:34:27.53 | 1.0 | undecidable | manual | P | 338 | 25.4523 | 110 | -0.25 | 23 |
IV.SMA1.EHZ. | 2023-09-21T14:34:26.96 | 0.6 | positive | manual | P | 216 | 18.7701 | 120 | 0.12 | 48 |
7F.SIB3.EHZ. | 2023-09-21T14:34:26.99 | 0.6 | undecidable | manual | P | 306 | 20.2686 | 117 | -0.06 | 49 |
IV.MMO1.EHZ. | 2023-09-21T14:34:26.82 | 0.1 | undecidable | manual | P | 321 | 18.7701 | 120 | -0.02 | 98 |
7F.SIB2.EHZ. | 2023-09-21T14:34:26.86 | 1.0 | undecidable | manual | P | 315 | 19.3695 | 119 | -0.06 | 24 |
IV.TERO.HHZ. | 2023-09-21T14:34:26.92 | 0.3 | undecidable | manual | P | 146 | 19.3695 | 119 | 0 | 74 |
IV.MTRA.HNZ. | 2023-09-21T14:34:25.55 | 0.1 | undecidable | manual | P | 259 | 6.1938 | 155 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.1 | 0.000077 | 0.2 | AML | other | m | 2023-09-21T14:34:30.52 |
IV.TERO.HHN. | ML:0.9 | 0.0000518 | 0.48 | AML | other | m | 2023-09-21T14:34:30.74 |
IV.SMA1.EHN. | ML:0.9 | 0.00005645 | 0.5 | AML | other | m | 2023-09-21T14:34:30.47 |
IV.TERO.HHE. | ML:0.7 | 0.0000314 | 0.94 | AML | other | m | 2023-09-21T14:34:31.21 |
IV.NRCA.HHN. | ML:1.2 | 0.0000751 | 0.14 | AML | other | m | 2023-09-21T14:34:33.20 |
IV.NRCA.HHE. | ML:1.1 | 0.0000519 | 1.12 | AML | other | m | 2023-09-21T14:34:33.59 |