A magnitude ML 0.6 earthquake occured in region: 7 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7840, 13.2070 at 10 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 | 8 | 1178 | 1178 |
Norcia | PG | 9 | 4957 | 6135 |
Accumoli | RI | 10 | 667 | 6802 |
Montegallo | AP | 12 | 523 | 7325 |
Castelsantangelo sul Nera | MC | 13 | 281 | 7606 |
Montemonaco | AP | 16 | 604 | 8210 |
Acquasanta Terme | AP | 17 | 2916 | 11126 |
Cascia | PG | 17 | 3217 | 14343 |
Preci | PG | 17 | 724 | 15067 |
Amatrice | RI | 18 | 2657 | 17724 |
Ussita | MC | 19 | 444 | 18168 |
Cittareale | RI | 19 | 482 | 18650 |
Visso | MC | 19 | 1107 | 19757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2021-04-01 06:39:30 |
42.784 | 13.2073 | 10 | 2021-04-01 06:51:21 |
Sala Sismica INGV-Roma | 88666251 |
Field | Value |
---|---|
Time (UTC) | 2021-04-01 06:39:30 ± 0.09 |
Latitude | 42.7840 ± 0.0063 |
Longitude | 13.2073 ± 0.0086 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88666251 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 824 |
Semi-minor axis of confidence ellipse (meter) | 388 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 44 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 820.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 101 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.08454 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33275 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 88666251 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-01 06:51:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2021-04-01T06:39:42.23 | 0.6 | undecidable | manual | S | 119 | 36.9297 | 50 | -0.5 | 44 |
IV.CSP1.EHZ. | 2021-04-01T06:39:41.80 | 0.6 | undecidable | manual | S | 360 | 34.1436 | 50 | -0.18 | 47 |
IV.GAVE.EHZ. | 2021-04-01T06:39:40.15 | 0.6 | undecidable | manual | S | 248 | 27.4503 | 50 | -0.05 | 49 |
IV.FDMO.HHZ. | 2021-04-01T06:39:40.11 | 0.6 | undecidable | manual | S | 341 | 29.6481 | 50 | -0.67 | 41 |
IV.CSP1.EHZ. | 2021-04-01T06:39:37.21 | 0.3 | undecidable | manual | P | 360 | 34.1436 | 50 | 0.21 | 70 |
IV.TERO.HHZ. | 2021-04-01T06:39:37.46 | 0.3 | undecidable | manual | P | 119 | 36.9297 | 50 | 0.03 | 72 |
IV.MC2.EHZ. | 2021-04-01T06:39:36.28 | 0.6 | undecidable | manual | S | 354 | 14.1747 | 126 | 0.02 | 50 |
IV.MTRA.HNE. | 2021-04-01T06:39:36.38 | 0.6 | undecidable | manual | S | 101 | 15.6732 | 123 | -0.31 | 47 |
IV.GAVE.EHZ. | 2021-04-01T06:39:36.25 | 0.3 | undecidable | manual | P | 248 | 27.4503 | 50 | 0.28 | 70 |
IV.FDMO.HHZ. | 2021-04-01T06:39:36.71 | 0.3 | undecidable | manual | P | 341 | 29.6481 | 50 | 0.4 | 68 |
IV.NRCA.HHZ. | 2021-04-01T06:39:34.61 | 0.3 | undecidable | manual | S | 306 | 9.3795 | 137 | -0.38 | 71 |
IV.SMA1.EHZ. | 2021-04-01T06:39:34.57 | 0.1 | undecidable | manual | P | 148 | 19.9689 | 117 | -0.12 | 98 |
IV.MTRA.HNE. | 2021-04-01T06:39:34.30 | 0.1 | undecidable | manual | P | 101 | 15.6732 | 123 | 0.36 | 94 |
IV.MC2.EHZ. | 2021-04-01T06:39:33.96 | 0.1 | undecidable | manual | P | 354 | 14.1747 | 126 | 0.26 | 96 |
IV.NRCA.HHZ. | 2021-04-01T06:39:32.87 | 0.1 | undecidable | manual | P | 306 | 9.3795 | 137 | -0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TERO.HHN. | ML:0.6 | 0.00001265 | 0.12 | AML | other | m | 2021-04-01T06:39:43.29 |
IV.TERO.HHE. | ML:0.4 | 0.000010274999999999999 | 1.22 | AML | other | m | 2021-04-01T06:39:43.37 |
IV.NRCA.HHE. | ML:0.0 | 0.0003515 | 0.16 | AML | other | m | 2021-04-01T06:39:34.78 |
IV.NRCA.HHN. | ML:0.0 | 0.0005214999999999999 | 0.1 | AML | other | m | 2021-04-01T06:39:34.87 |
IV.NRCA.HNE. | ML:0.0 | 0.0003575 | 1.32 | AML | other | m | 2021-04-01T06:39:34.87 |
IV.NRCA.HNN. | ML:0.0 | 0.00048350000000000004 | 0.1 | AML | other | m | 2021-04-01T06:39:34.88 |
IV.GAVE.EHE. | ML:0.7 | 0.000026311394999999996 | 0.2016 | AML | other | m | 2021-04-01T06:39:42.45 |
IV.GAVE.EHN. | ML:0.6 | 0.0000205617085 | 0.1184 | AML | other | m | 2021-04-01T06:39:40.69 |
IV.GAVE.HNE. | ML:0.9 | 0.000038940845 | 0.6304 | AML | other | m | 2021-04-01T06:39:40.16 |
IV.CSP1.EHE. | ML:0.6 | 0.000016033274 | 0.7008 | AML | other | m | 2021-04-01T06:39:42.16 |
IV.CSP1.EHN. | ML:0.4 | 0.000011492945000000001 | 0.7808 | AML | other | m | 2021-04-01T06:39:42.15 |