A magnitude ML 0.7 earthquake occured in region: 4 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7760, 13.2490 at 11 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 | 4 | 1178 | 1178 |
Accumoli | RI | 9 | 667 | 1845 |
Montegallo | AP | 10 | 523 | 2368 |
Norcia | PG | 13 | 4957 | 7325 |
Acquasanta Terme | AP | 13 | 2916 | 10241 |
Montemonaco | AP | 15 | 604 | 10845 |
Castelsantangelo sul Nera | MC | 15 | 281 | 11126 |
Amatrice | RI | 17 | 2657 | 13783 |
Cittareale | RI | 19 | 482 | 14265 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2024-02-21 18:31:21 |
42.7762 | 13.2492 | 11 | 2024-02-21 18:38:25 |
Sala Sismica INGV-Roma | 125427981 |
Field | Value |
---|---|
Time (UTC) | 2024-02-21 18:31:21 ± 0.05 |
Latitude | 42.7762 ± 0.0027 |
Longitude | 13.2492 ± 0.0049 |
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 | 125427981 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 437 |
Semi-minor axis of confidence ellipse (meter) | 249 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 72 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28598 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 125427981 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-02-21 18:38:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.IMI.HHZ. | 2024-02-21T18:32:49.30 | 3.0 | undecidable | manual | Sg | 0.42 | 0 | |||
IV.MSRU.HHZ. | 2024-02-21T18:32:33.85 | 3.0 | undecidable | manual | Pg | 17.190001 | 0 | |||
IV.PLLN.EHZ. | 2024-02-21T18:32:25.80 | 3.0 | positive | manual | Pg | 9.79 | 0 | |||
IV.ACATE.HNZ. | 2024-02-21T18:32:25.77 | 3.0 | undecidable | manual | Pn | -3.63 | 0 | |||
GU.IMI.HHZ. | 2024-02-21T18:32:12.96 | 3.0 | undecidable | manual | Pg | 10.44 | 0 | |||
IV.SPS2.HHZ. | 2024-02-21T18:32:11.52 | 3.0 | undecidable | manual | Pn | 2.62 | 0 | |||
GU.CANO.HHZ. | 2024-02-21T18:32:06.50 | 3.0 | undecidable | manual | Pg | 5.85 | 0 | |||
IV.MGR.HHZ. | 2024-02-21T18:32:02.00 | 3.0 | positive | manual | Pn | 6.6 | 0 | |||
IV.GUMA.HHZ. | 2024-02-21T18:31:51.52 | 3.0 | undecidable | manual | Sg | 7.59 | 0 | |||
IV.FIAM.HHZ. | 2024-02-21T18:31:45.07 | 3.0 | undecidable | manual | Sg | 0.12 | 0 | |||
IV.RM33.EHZ. | 2024-02-21T18:31:31.66 | 0.3 | undecidable | manual | S | 185 | 29.748 | 50 | 0.1 | 72 |
IV.FDMO.HHZ. | 2024-02-21T18:31:31.79 | 0.6 | undecidable | manual | S | 336 | 31.746 | 50 | -0.29 | 46 |
IV.LNSS.HHZ. | 2024-02-21T18:31:30.61 | 0.6 | undecidable | manual | S | 222 | 25.6521 | 50 | 0.14 | 48 |
IV.LRP.EHZ. | 2024-02-21T18:31:29.41 | 3.0 | undecidable | manual | P | -2.26 | 0 | |||
IV.SMA1.EHZ. | 2024-02-21T18:31:27.88 | 0.3 | undecidable | manual | S | 156 | 17.6712 | 121 | -0.29 | 71 |
IV.MF5.EHZ. | 2024-02-21T18:31:27.46 | 3.0 | negative | manual | P | 1.31 | 0 | |||
IV.MMO1.EHZ. | 2024-02-21T18:31:27.48 | 0.1 | undecidable | manual | S | 25 | 15.0738 | 125 | 0.06 | 100 |
IV.RM33.EHZ. | 2024-02-21T18:31:27.04 | 0.3 | undecidable | manual | P | 185 | 29.748 | 50 | -0.07 | 73 |
IV.FDMO.HHZ. | 2024-02-21T18:31:27.25 | 1.0 | undecidable | manual | P | 336 | 31.746 | 50 | -0.16 | 24 |
IV.LNSS.HHZ. | 2024-02-21T18:31:26.53 | 0.6 | undecidable | manual | P | 222 | 25.6521 | 50 | 0.05 | 49 |
IV.NRCA.HHZ. | 2024-02-21T18:31:26.69 | 0.3 | undecidable | manual | S | 300 | 12.6762 | 130 | -0.08 | 75 |
IV.SMA1.EHZ. | 2024-02-21T18:31:25.26 | 0.1 | undecidable | manual | P | 156 | 17.6712 | 121 | 0.1 | 99 |
IV.TERO.HHZ. | 2024-02-21T18:31:25.83 | 3.0 | undecidable | manual | Pn | -0.69 | 0 | |||
IV.MMO1.EHZ. | 2024-02-21T18:31:24.81 | 0.1 | undecidable | manual | P | 25 | 15.0738 | 125 | 0.09 | 99 |
IV.NRCA.HHZ. | 2024-02-21T18:31:24.43 | 0.1 | undecidable | manual | P | 300 | 12.6762 | 130 | 0.08 | 100 |
IV.ARRO.EHZ. | 2024-02-21T18:31:17.88 | 3.0 | undecidable | manual | Pn | -7.67 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.8 | 0.00006835000000000001 | 0.5 | AML | other | m | 2024-02-21T18:31:26.73 |
IV.NRCA.HHN. | ML:0.8 | 0.00006939999999999999 | 0.1 | AML | other | m | 2024-02-21T18:31:27.40 |
IV.MMO1.EHE. | ML:0.6 | 0.0000345 | 0.72 | AML | other | m | 2024-02-21T18:31:27.54 |
IV.MMO1.EHN. | ML:0.9 | 0.0000779 | 0.22 | AML | other | m | 2024-02-21T18:31:27.53 |
IV.SMA1.EHE. | ML:0.8 | 0.0000544 | 0.22 | AML | other | m | 2024-02-21T18:31:28.45 |
IV.SMA1.EHN. | ML:0.7 | 0.000040499999999999995 | 0.5 | AML | other | m | 2024-02-21T18:31:28.97 |
IV.FDMO.HHN. | ML:0.6 | 0.00001844 | 0.64 | AML | other | m | 2024-02-21T18:31:32.52 |
IV.FDMO.HHE. | ML:0.4 | 0.00001072 | 0.42 | AML | other | m | 2024-02-21T18:31:43.01 |