A magnitude ML 1.1 earthquake occured in region: 2 km NE Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7100, 13.2570 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 |
---|---|---|---|---|
Accumoli | RI | 2 | 667 | 667 |
Arquata del Tronto | AP | 8 | 1178 | 1845 |
Amatrice | RI | 9 | 2657 | 4502 |
Cittareale | RI | 13 | 482 | 4984 |
Acquasanta Terme | AP | 14 | 2916 | 7900 |
Montegallo | AP | 16 | 523 | 8423 |
Norcia | PG | 16 | 4957 | 13380 |
Campotosto | AQ | 19 | 542 | 13922 |
Cascia | PG | 20 | 3217 | 17139 |
Valle Castellana | TE | 20 | 977 | 18116 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2016-10-20 03:55:46 |
42.7098 | 13.2573 | 2 | 2016-10-20 04:05:56 |
Sala Sismica INGV-Roma | 30382741 |
Field | Value |
---|---|
Time (UTC) | 2016-10-20 03:55:46 ± 0.49 |
Latitude | 42.7098 ± 0.0126 |
Longitude | 13.2573 ± 0.0147 |
Depth (km) | 2 ± 12 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 30382741 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1207 |
Semi-minor axis of confidence ellipse (meter) | 1176 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 202 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1210.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 154 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20774 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 30382741 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-10-20 04:05:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.QLNO.HHZ. | 2016-10-20T03:56:49.26 | 3.0 | positive | manual | Pg | 7.71 | 0 | |||
GU.GRAM.HHZ. | 2016-10-20T03:56:28.61 | 3.0 | positive | manual | Pg | 0.25 | 0 | |||
IV.GROG.HHZ. | 2016-10-20T03:56:22.60 | 3.0 | undecidable | manual | Pg | -0.2 | 0 | |||
IV.APEC.HHZ. | 2016-10-20T03:56:05.14 | 3.0 | positive | manual | Pg | 1.61 | 0 | |||
IV.VVLD.HHZ. | 2016-10-20T03:55:55.69 | 3.0 | positive | manual | Pg | -0.31 | 0 | |||
IV.ATFO.HHZ. | 2016-10-20T03:55:55.59 | 3.0 | undecidable | manual | P | -5.13 | 0 | |||
IV.GUMA.HHZ. | 2016-10-20T03:55:54.03 | 3.0 | negative | manual | Pg | -1.16 | 0 | |||
IV.NRCA.HHZ. | 2016-10-20T03:55:53.04 | 0.6 | undecidable | manual | S | 320 | 17.9709 | 97 | 0.16 | 49 |
IV.MMO1.HNE. | 2016-10-20T03:55:52.03 | 3.0 | undecidable | manual | S | 15 | 21.7671 | 96 | -2.15 | 0 |
IV.T1243.HHZ. | 2016-10-20T03:55:52.49 | 0.6 | undecidable | manual | S | 95 | 15.6732 | 98 | 0.42 | 46 |
IV.MC2.EHZ. | 2016-10-20T03:55:52.91 | 3.0 | undecidable | manual | S | 346 | 23.0547 | 95 | -1.71 | 0 |
IV.TERO.HHZ. | 2016-10-20T03:55:51.82 | 3.0 | undecidable | manual | Pg | -0.6 | 0 | |||
IV.T1245.HHZ. | 2016-10-20T03:55:51.41 | 3.0 | undecidable | manual | S | 341 | 17.2716 | 97 | -1.21 | 0 |
IV.T1245.HHZ. | 2016-10-20T03:55:50.11 | 0.1 | undecidable | manual | P | 341 | 17.2716 | 97 | 0.04 | 99 |
IV.SMA1.EHZ. | 2016-10-20T03:55:50.41 | 0.6 | undecidable | manual | S | 144 | 10.878 | 101 | -0.03 | 50 |
IV.NRCA.HHZ. | 2016-10-20T03:55:50.98 | 0.3 | undecidable | manual | P | 320 | 17.9709 | 97 | 0.75 | 61 |
IV.LNSS.HHZ. | 2016-10-20T03:55:50.19 | 3.0 | undecidable | manual | P | -2.47 | 0 | |||
IV.MMO1.HNE. | 2016-10-20T03:55:50.53 | 0.1 | undecidable | manual | P | 15 | 21.7671 | 96 | -0.44 | 91 |
IV.MC2.EHZ. | 2016-10-20T03:55:50.87 | 0.1 | undecidable | manual | P | 346 | 23.0547 | 95 | -0.36 | 92 |
IV.T1299.HNZ. | 2016-10-20T03:55:49.51 | 0.3 | undecidable | manual | S | 166 | 8.5803 | 104 | -0.17 | 74 |
IV.T1243.HHZ. | 2016-10-20T03:55:49.90 | 0.1 | undecidable | manual | P | 95 | 15.6732 | 98 | 0.14 | 98 |
IV.SMA1.EHZ. | 2016-10-20T03:55:48.88 | 0.1 | undecidable | manual | P | 144 | 10.878 | 101 | 0.07 | 100 |
IV.T1299.HNZ. | 2016-10-20T03:55:48.28 | 0.1 | undecidable | manual | P | 166 | 8.5803 | 104 | -0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.2 | 0.000156 | 0.14 | AML | other | m | 2016-10-20T03:55:53.53 |
IV.NRCA.HHE. | ML:1.1 | 0.000126 | 0.18 | AML | other | m | 2016-10-20T03:56:54.55 |
IV.SMA1.EHE. | ML:0.7 | 0.0000875 | 0.28 | AML | other | m | 2016-10-20T03:55:51.02 |
IV.SMA1.EHN. | ML:0.6 | 0.00006995 | 0.64 | AML | other | m | 2016-10-20T03:55:50.95 |
IV.T1245.HHN. | ML:1.4 | 0.0002615 | 0.98 | AML | other | m | 2016-10-20T03:55:51.61 |
IV.T1245.HHE. | ML:1.4 | 0.00023549999999999998 | 0.32 | AML | other | m | 2016-10-20T03:55:52.27 |