A magnitude ML 0.7 earthquake occured in region: 4 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7700, 13.2440 at 12 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 | 8 | 667 | 1845 |
Montegallo | AP | 11 | 523 | 2368 |
Norcia | PG | 13 | 4957 | 7325 |
Acquasanta Terme | AP | 14 | 2916 | 10241 |
Castelsantangelo sul Nera | MC | 16 | 281 | 10522 |
Amatrice | RI | 16 | 2657 | 13179 |
Montemonaco | AP | 16 | 604 | 13783 |
Cittareale | RI | 18 | 482 | 14265 |
Cascia | PG | 20 | 3217 | 17482 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-06-06 10:05:22 |
42.7697 | 13.2443 | 12 | 2021-06-06 10:18:44 |
Sala Sismica INGV-Roma | 90853491 |
Field | Value |
---|---|
Time (UTC) | 2021-06-06 10:05:22 ± 0.15 |
Latitude | 42.7697 ± 0.0063 |
Longitude | 13.2443 ± 0.0159 |
Depth (km) | 12 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 90853491 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1019 |
Semi-minor axis of confidence ellipse (meter) | 893 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 250 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1020.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 190 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32376 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 90853491 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-06-06 10:18:44 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VIVA.HHZ. | 2021-06-06T10:05:56.91 | 3.0 | undecidable | manual | S | -0.04 | 0 | |||
IV.FOSV.EHZ. | 2021-06-06T10:05:43.21 | 3.0 | undecidable | manual | S | -1.63 | 0 | |||
IV.CSP1.EHZ. | 2021-06-06T10:05:34.49 | 0.1 | undecidable | manual | S | 355 | 35.9418 | 91 | -0.17 | 94 |
IV.TERO.HHZ. | 2021-06-06T10:05:29.43 | 0.6 | undecidable | manual | P | 119 | 33.5442 | 92 | 0.22 | 47 |
IV.MMO1.EHZ. | 2021-06-06T10:05:29.16 | 0.1 | undecidable | manual | S | 25 | 15.873 | 101 | -0.18 | 97 |
IV.MC2.EHZ. | 2021-06-06T10:05:29.49 | 0.1 | undecidable | manual | S | 344 | 16.3725 | 99 | 0.03 | 99 |
IV.SMA1.EHZ. | 2021-06-06T10:05:29.42 | 0.1 | undecidable | manual | S | 154 | 17.1717 | 98 | -0.24 | 94 |
IV.MTRA.EHZ. | 2021-06-06T10:05:28.47 | 0.1 | undecidable | manual | S | 97 | 12.4764 | 113 | 0 | 100 |
IV.RM33.EHZ. | 2021-06-06T10:05:28.94 | 3.0 | positive | manual | P | 0.34 | 0 | |||
IV.CSP1.EHZ. | 2021-06-06T10:05:28.95 | 3.0 | undecidable | manual | P | 355 | 35.9418 | 91 | -0.63 | 0 |
IV.SMA1.EHZ. | 2021-06-06T10:05:27.06 | 0.6 | negative | manual | P | 154 | 17.1717 | 98 | 0.37 | 47 |
IV.MC2.EHZ. | 2021-06-06T10:05:26.76 | 0.6 | negative | manual | P | 344 | 16.3725 | 99 | 0.19 | 48 |
IV.MTRA.EHZ. | 2021-06-06T10:05:26.24 | 0.3 | positive | manual | P | 97 | 12.4764 | 113 | 0.24 | 72 |
IV.MMO1.EHZ. | 2021-06-06T10:05:26.61 | 0.6 | undecidable | manual | P | 25 | 15.873 | 101 | 0.11 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:0.7 | 0.00004770000000000001 | 0.16 | AML | other | m | 2021-06-06T10:05:28.90 |
IV.MTRA.EHN. | ML:0.6 | 0.0000429 | 0.74 | AML | other | m | 2021-06-06T10:05:28.53 |
IV.TERO.HHN. | ML:0.4 | 0.00001245 | 0.5 | AML | other | m | 2021-06-06T10:05:34.37 |
IV.TERO.HHE. | ML:1.3 | 0.00008245 | 1.06 | AML | other | m | 2021-06-06T10:05:35.07 |