A magnitude ML 1.8 earthquake occured in region: 9 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8130, 13.2020 at 2 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 | 9 | 1178 | 1178 |
Norcia | PG | 9 | 4957 | 6135 |
Castelsantangelo sul Nera | MC | 10 | 281 | 6416 |
Montegallo | AP | 11 | 523 | 6939 |
Accumoli | RI | 14 | 667 | 7606 |
Montemonaco | AP | 14 | 604 | 8210 |
Preci | PG | 15 | 724 | 8934 |
Ussita | MC | 16 | 444 | 9378 |
Visso | MC | 16 | 1107 | 10485 |
Acquasanta Terme | AP | 18 | 2916 | 13401 |
Montefortino | FM | 19 | 1178 | 14579 |
Cascia | PG | 19 | 3217 | 17796 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2016-09-06 16:29:07 |
42.8128 | 13.2018 | 2 | 2016-09-06 16:34:30 |
Sala Sismica INGV-Roma | 28428891 |
Field | Value |
---|---|
Time (UTC) | 2016-09-06 16:29:07 ± 0.23 |
Latitude | 42.8128 ± 0.0054 |
Longitude | 13.2018 ± 0.0123 |
Depth (km) | 2 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 28428891 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 802 |
Semi-minor axis of confidence ellipse (meter) | 667 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 84 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 800.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 195 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21494 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 28428891 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-09-06 16:34:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VCEL.EHZ. | 2016-09-06T16:29:30.99 | 3.0 | undecidable | manual | S | -0.41 | 0 | |||
IV.T1243.HHZ. | 2016-09-06T16:29:16.13 | 0.6 | undecidable | manual | S | 123 | 23.8539 | 94 | 0.03 | 50 |
IV.CSP1.EHZ. | 2016-09-06T16:29:14.62 | 3.0 | positive | manual | P | 0.72 | 0 | |||
IV.T1204.EHZ. | 2016-09-06T16:29:14.99 | 3.0 | undecidable | manual | S | -0.01 | 0 | |||
IV.T1243.HHZ. | 2016-09-06T16:29:12.77 | 0.1 | undecidable | manual | P | 123 | 23.8539 | 94 | 0.18 | 97 |
IV.T1215.EHZ. | 2016-09-06T16:29:12.62 | 3.0 | positive | manual | P | -0.39 | 0 | |||
IV.T1299.EHZ. | 2016-09-06T16:29:12.12 | 1.0 | undecidable | manual | P | 162 | 20.868 | 94 | 0.13 | 25 |
IV.MMO1.EHZ. | 2016-09-06T16:29:12.68 | 0.6 | undecidable | manual | S | 47 | 13.9749 | 96 | 0 | 51 |
IV.T1202.EHZ. | 2016-09-06T16:29:11.66 | 0.6 | undecidable | manual | S | 171 | 12.2766 | 97 | -0.43 | 47 |
IV.T1244.EHZ. | 2016-09-06T16:29:11.13 | 0.6 | undecidable | manual | S | 128 | 9.9789 | 99 | -0.17 | 50 |
IV.T1244.EHZ. | 2016-09-06T16:29:10.09 | 0.6 | undecidable | manual | P | 128 | 9.9789 | 99 | 0.27 | 49 |
IV.MMO1.EHZ. | 2016-09-06T16:29:10.18 | 0.6 | undecidable | manual | P | 47 | 13.9749 | 96 | -0.44 | 47 |
IV.T1202.EHZ. | 2016-09-06T16:29:10.39 | 0.1 | undecidable | manual | P | 171 | 12.2766 | 97 | 0.12 | 100 |
IV.T1242.HHZ. | 2016-09-06T16:29:08.76 | 0.6 | undecidable | manual | S | 6 | 1.7982 | 131 | 0.13 | 51 |
IV.T1242.HHZ. | 2016-09-06T16:29:08.17 | 0.6 | undecidable | manual | P | 6 | 1.7982 | 131 | -0.11 | 51 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSP1.EHN. | ML:1.9 | 0.00043400000000000003 | 0.34 | AML | other | m | 2016-09-06T16:30:18.79 |
IV.CSP1.EHE. | ML:2.0 | 0.000544 | 1.4 | AML | other | m | 2016-09-06T16:30:19.89 |
IV.MMO1.EHE. | ML:1.9 | 0.0011365 | 0.14 | AML | other | m | 2016-09-06T16:30:14.63 |
IV.MMO1.EHN. | ML:1.8 | 0.0008874999999999999 | 0.68 | AML | other | m | 2016-09-06T16:30:14.61 |
IV.T1244.HNN. | ML:1.5 | 0.0006925 | 0.38 | AML | other | m | 2016-09-06T16:30:19.32 |
IV.T1244.HNE. | ML:1.4 | 0.000435 | 1 | AML | other | m | 2016-09-06T16:30:18.19 |