A magnitude ML 1.0 earthquake occured in region: 5 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7790, 13.2410 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 | 5 | 1178 | 1178 |
Accumoli | RI | 9 | 667 | 1845 |
Montegallo | AP | 10 | 523 | 2368 |
Norcia | PG | 12 | 4957 | 7325 |
Acquasanta Terme | AP | 14 | 2916 | 10241 |
Castelsantangelo sul Nera | MC | 15 | 281 | 10522 |
Montemonaco | AP | 15 | 604 | 11126 |
Amatrice | RI | 17 | 2657 | 13783 |
Cittareale | RI | 19 | 482 | 14265 |
Cascia | PG | 20 | 3217 | 17482 |
Preci | PG | 20 | 724 | 18206 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-10-05 08:05:36 |
42.779 | 13.2408 | 11 | 2021-10-05 08:15:30 |
Sala Sismica INGV-Roma | 96247771 |
Field | Value |
---|---|
Time (UTC) | 2021-10-05 08:05:36 ± 0.04 |
Latitude | 42.7790 ± 0.0027 |
Longitude | 13.2408 ± 0.0037 |
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 | 96247771 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 319 |
Semi-minor axis of confidence ellipse (meter) | 239 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 63 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 64 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 17 |
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) | 0.31386 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 96247771 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-05 08:15:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HNZ. | 2021-10-05T08:06:01.15 | 3.0 | undecidable | manual | S | -0.22 | 0 | |||
IV.LNSS.HHZ. | 2021-10-05T08:05:45.76 | 0.3 | undecidable | manual | S | 220 | 25.4523 | 50 | 0.14 | 72 |
IV.SMA1.EHZ. | 2021-10-05T08:05:43.64 | 0.3 | undecidable | manual | S | 155 | 18.1707 | 121 | -0.01 | 74 |
IV.MMO1.EHZ. | 2021-10-05T08:05:42.67 | 0.3 | undecidable | manual | S | 28 | 15.0738 | 126 | -0.08 | 74 |
IV.MF5.EHZ. | 2021-10-05T08:05:42.46 | 0.3 | undecidable | manual | P | 37 | 29.2485 | 50 | 0.2 | 70 |
IV.MC2.EHZ. | 2021-10-05T08:05:42.98 | 0.3 | undecidable | manual | S | 344 | 15.2736 | 125 | 0.17 | 72 |
IV.FDMO.HHZ. | 2021-10-05T08:05:42.79 | 0.3 | undecidable | manual | P | 336 | 31.1466 | 50 | 0.22 | 70 |
IV.RM33.EHZ. | 2021-10-05T08:05:42.47 | 0.3 | undecidable | manual | P | 184 | 30.0477 | 50 | 0.08 | 72 |
IV.GAVE.HNZ. | 2021-10-05T08:05:42.17 | 0.3 | undecidable | manual | P | 251 | 29.8479 | 50 | -0.19 | 70 |
IV.CSP1.EHZ. | 2021-10-05T08:05:42.73 | 0.3 | undecidable | manual | P | 355 | 34.8429 | 50 | -0.4 | 67 |
IV.MTRA.EHZ. | 2021-10-05T08:05:42.21 | 0.3 | undecidable | manual | S | 101 | 12.876 | 130 | 0.05 | 74 |
IV.LNSS.HHZ. | 2021-10-05T08:05:41.63 | 0.3 | undecidable | manual | P | 220 | 25.4523 | 50 | -0.06 | 73 |
IV.NRCA.HHZ. | 2021-10-05T08:05:41.90 | 0.3 | undecidable | manual | S | 300 | 11.9769 | 132 | -0.01 | 75 |
IV.SMA1.EHZ. | 2021-10-05T08:05:40.45 | 0.3 | undecidable | manual | P | 155 | 18.1707 | 121 | -0.1 | 73 |
IV.MC2.EHZ. | 2021-10-05T08:05:40.07 | 0.3 | undecidable | manual | P | 344 | 15.2736 | 125 | 0 | 75 |
IV.NRCA.HHZ. | 2021-10-05T08:05:39.56 | 0.1 | undecidable | manual | P | 300 | 11.9769 | 132 | 0.02 | 100 |
IV.MTRA.EHZ. | 2021-10-05T08:05:39.76 | 0.3 | undecidable | manual | P | 101 | 12.876 | 130 | 0.07 | 74 |
IV.MMO1.EHZ. | 2021-10-05T08:05:39.93 | 0.3 | undecidable | manual | P | 28 | 15.0738 | 126 | -0.1 | 73 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:1.0 | 0.00011634857 | 0.1856 | AML | other | m | 2021-10-05T08:05:42.78 |
IV.MTRA.EHE. | ML:1.3 | 0.00020543238 | 0.1408 | AML | other | m | 2021-10-05T08:05:42.31 |
IV.SMA1.EHE. | ML:0.8 | 0.000053148896 | 0.096 | AML | other | m | 2021-10-05T08:05:44.10 |
IV.SMA1.EHN. | ML:0.9 | 0.000059709524999999996 | 0.1792 | AML | other | m | 2021-10-05T08:05:43.74 |
IV.LNSS.HHE. | ML:1.0 | 0.000053205975000000003 | 0.1408 | AML | other | m | 2021-10-05T08:05:46.68 |
IV.LNSS.HHN. | ML:1.2 | 0.00008251147 | 0.2176 | AML | other | m | 2021-10-05T08:05:45.97 |
IV.FDMO.HHE. | ML:0.7 | 0.00002548163 | 0.1408 | AML | other | m | 2021-10-05T08:05:47.13 |
IV.FDMO.HHN. | ML:0.9 | 0.00003661414 | 0.1792 | AML | other | m | 2021-10-05T08:05:47.35 |