A magnitude ML 1.6 earthquake occured in region: 3 km N Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7980, 13.2950 at 18 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 | 3 | 1178 | 1178 |
Montegallo | AP | 6 | 523 | 1701 |
Acquasanta Terme | AP | 10 | 2916 | 4617 |
Montemonaco | AP | 12 | 604 | 5221 |
Accumoli | RI | 12 | 667 | 5888 |
Castelsantangelo sul Nera | MC | 16 | 281 | 6169 |
Roccafluvione | AP | 16 | 2010 | 8179 |
Norcia | PG | 16 | 4957 | 13136 |
Montefortino | FM | 17 | 1178 | 14314 |
Palmiano | AP | 18 | 196 | 14510 |
Valle Castellana | TE | 18 | 977 | 15487 |
Venarotta | AP | 19 | 2066 | 17553 |
Amatrice | RI | 19 | 2657 | 20210 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.6 | 2016-10-16 05:55:17 |
42.7983 | 13.2952 | 18 | 2016-10-16 06:09:51 |
Sala Sismica INGV-Roma | 30241531 |
Field | Value |
---|---|
Time (UTC) | 2016-10-16 05:55:17 ± 0.13 |
Latitude | 42.7983 ± 0.0045 |
Longitude | 13.2952 ± 0.0074 |
Depth (km) | 18 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 30241531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 629 |
Semi-minor axis of confidence ellipse (meter) | 51 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 253 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 115 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.09803 |
Epicentral distance of station farthest from the epicenter (degree) | 0.83007 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 30241531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-10-16 06:09:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FRON.EHZ. | 2016-10-16T05:55:32.09 | 0.1 | undecidable | manual | P | 330 | 92.1411 | 95 | -0.78 | 68 |
IV.TERO.HHZ. | 2016-10-16T05:55:28.40 | 0.1 | undecidable | manual | S | 128 | 31.8459 | 109 | -0.07 | 96 |
IV.RM33.EHZ. | 2016-10-16T05:55:28.86 | 0.1 | undecidable | manual | S | 192 | 32.745 | 108 | 0.15 | 94 |
IV.CAMP.HHZ. | 2016-10-16T05:55:28.03 | 0.1 | undecidable | manual | S | 162 | 30.5472 | 110 | -0.12 | 95 |
IV.T1217.EHZ. | 2016-10-16T05:55:28.60 | 0.3 | undecidable | manual | S | 252 | 31.1466 | 109 | 0.3 | 69 |
IV.T1216.EHZ. | 2016-10-16T05:55:25.88 | 0.1 | undecidable | manual | S | 295 | 24.6531 | 116 | -0.82 | 77 |
XO.AM05.EHZ. | 2016-10-16T05:55:25.24 | 0.1 | undecidable | manual | S | 13 | 20.3685 | 122 | -0.46 | 90 |
IV.T1243.HHZ. | 2016-10-16T05:55:24.49 | 0.1 | undecidable | manual | S | 132 | 16.872 | 129 | -0.43 | 92 |
IV.T1202.EHZ. | 2016-10-16T05:55:24.19 | 0.1 | undecidable | manual | S | 209 | 11.9769 | 140 | 0.19 | 96 |
IV.MC2.EHZ. | 2016-10-16T05:55:24.99 | 0.1 | undecidable | manual | S | 325 | 15.1737 | 132 | 0.4 | 92 |
IV.T1204.EHZ. | 2016-10-16T05:55:24.21 | 0.3 | undecidable | manual | S | 173 | 13.6752 | 136 | -0.09 | 74 |
IV.SMA1.EHZ. | 2016-10-16T05:55:24.75 | 0.1 | undecidable | manual | S | 170 | 18.87 | 125 | -0.62 | 86 |
IV.NRCA.HHZ. | 2016-10-16T05:55:24.42 | 0.1 | undecidable | manual | S | 285 | 15.2736 | 132 | -0.18 | 97 |
IV.CAMP.HHZ. | 2016-10-16T05:55:23.58 | 0.6 | positive | manual | P | 162 | 30.5472 | 110 | 0.05 | 48 |
IV.MMO1.EHZ. | 2016-10-16T05:55:23.91 | 0.1 | undecidable | manual | S | 13 | 11.4774 | 141 | 0 | 100 |
IV.T1217.EHZ. | 2016-10-16T05:55:23.78 | 0.1 | undecidable | manual | P | 252 | 31.1466 | 109 | 0.17 | 95 |
IV.LNSS.HHZ. | 2016-10-16T05:55:23.64 | 0.1 | positive | manual | P | 224 | 30.0477 | 110 | 0.19 | 94 |
IV.TERO.HHZ. | 2016-10-16T05:55:23.77 | 0.1 | undecidable | manual | P | 128 | 31.8459 | 109 | 0.06 | 96 |
IV.T1245.HHZ. | 2016-10-16T05:55:23.64 | 0.1 | undecidable | manual | S | 306 | 10.878 | 143 | -0.17 | 98 |
IV.RM33.EHZ. | 2016-10-16T05:55:23.97 | 0.6 | positive | manual | P | 192 | 32.745 | 108 | 0.12 | 48 |
IV.SMA1.EHZ. | 2016-10-16T05:55:22.02 | 1.0 | undecidable | manual | P | 170 | 18.87 | 125 | 0.1 | 24 |
XO.AM05.EHZ. | 2016-10-16T05:55:22.52 | 0.6 | undecidable | manual | P | 13 | 20.3685 | 122 | 0.41 | 46 |
IV.T1216.EHZ. | 2016-10-16T05:55:22.91 | 1.0 | positive | manual | P | 295 | 24.6531 | 116 | 0.22 | 24 |
IV.T1204.EHZ. | 2016-10-16T05:55:21.55 | 0.1 | positive | manual | P | 173 | 13.6752 | 136 | 0.25 | 95 |
IV.T1245.HHZ. | 2016-10-16T05:55:21.30 | 0.1 | negative | manual | P | 306 | 10.878 | 143 | 0.28 | 95 |
IV.NRCA.HHZ. | 2016-10-16T05:55:21.65 | 0.1 | negative | manual | P | 285 | 15.2736 | 132 | 0.18 | 97 |
IV.MMO1.EHZ. | 2016-10-16T05:55:21.35 | 0.1 | negative | manual | P | 13 | 11.4774 | 141 | 0.27 | 95 |
IV.T1243.HHZ. | 2016-10-16T05:55:21.77 | 1.0 | undecidable | manual | P | 132 | 16.872 | 129 | 0.11 | 24 |
IV.T1202.EHZ. | 2016-10-16T05:55:21.46 | 0.6 | undecidable | manual | P | 209 | 11.9769 | 140 | 0.34 | 47 |
IV.MC2.EHZ. | 2016-10-16T05:55:21.87 | 0.3 | negative | manual | P | 325 | 15.1737 | 132 | 0.4 | 69 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
XO.AM05.EHN. | ML:1.7 | 0.00027749999999999997 | 1.42 | AML | other | m | 2016-10-16T05:56:34.04 |
XO.AM05.EHE. | ML:1.7 | 0.0003075 | 0.06 | AML | other | m | 2016-10-16T05:56:34.08 |
IV.CAMP.HHE. | ML:1.2 | 0.0000639 | 0.2 | AML | other | m | 2016-10-16T05:55:31.44 |
IV.CAMP.HHN. | ML:1.2 | 0.000064 | 0.8 | AML | other | m | 2016-10-16T05:55:31.23 |
IV.LNSS.HHN. | ML:1.8 | 0.0002795 | 0.3 | AML | other | m | 2016-10-16T05:55:31.30 |
IV.LNSS.HHE. | ML:1.7 | 0.0002325 | 0.24 | AML | other | m | 2016-10-16T05:55:31.47 |
IV.NRCA.HHN. | ML:1.8 | 0.0004535 | 0.48 | AML | other | m | 2016-10-16T05:55:27.57 |
IV.NRCA.HHE. | ML:2.2 | 0.001175 | 0.16 | AML | other | m | 2016-10-16T05:55:27.35 |
IV.SMA1.EHN. | ML:1.7 | 0.0003045 | 0.26 | AML | other | m | 2016-10-16T05:55:28.23 |
IV.SMA1.EHE. | ML:1.5 | 0.0002095 | 0.66 | AML | other | m | 2016-10-16T05:55:28.57 |
IV.T1245.HHE. | ML:1.7 | 0.0003875 | 0.52 | AML | other | m | 2016-10-16T05:55:26.95 |
IV.T1245.HHN. | ML:1.9 | 0.000657 | 0.74 | AML | other | m | 2016-10-16T05:55:26.74 |
IV.TERO.HHN. | ML:1.2 | 0.00006015 | 1.1 | AML | other | m | 2016-10-16T05:55:31.69 |
IV.TERO.HHE. | ML:1.2 | 0.0000702 | 0.9 | AML | other | m | 2016-10-16T05:55:31.77 |