A magnitude ML 1.7 earthquake occured in region: 7 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7480, 13.1960 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 |
---|---|---|---|---|
Accumoli | RI | 7 | 667 | 667 |
Arquata del Tronto | AP | 9 | 1178 | 1845 |
Norcia | PG | 10 | 4957 | 6802 |
Cittareale | RI | 15 | 482 | 7284 |
Amatrice | RI | 15 | 2657 | 9941 |
Cascia | PG | 15 | 3217 | 13158 |
Montegallo | AP | 15 | 523 | 13681 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13962 |
Acquasanta Terme | AP | 18 | 2916 | 16878 |
Preci | PG | 19 | 724 | 17602 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.7 | 2016-10-16 02:27:27 |
42.7483 | 13.1958 | 10 | 2016-10-16 02:31:42 |
Sala Sismica INGV-Roma | 30233371 |
Field | Value |
---|---|
Time (UTC) | 2016-10-16 02:27:27 ± 0.07 |
Latitude | 42.7483 ± 0.0027 |
Longitude | 13.1958 ± 0.0049 |
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 | 30233371 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 341 |
Semi-minor axis of confidence ellipse (meter) | 155 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 268 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 73 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23922 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 30233371 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-10-16 02:31:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2016-10-16T02:27:48.99 | 3.0 | undecidable | manual | S | -0.18 | 0 | |||
IV.RM33.EHZ. | 2016-10-16T02:27:37.27 | 0.3 | undecidable | manual | S | 177 | 26.5512 | 50 | -0.03 | 73 |
IV.MC2.EHZ. | 2016-10-16T02:27:35.14 | 0.3 | undecidable | manual | S | 358 | 18.0708 | 119 | 0.45 | 68 |
IV.MMO1.EHZ. | 2016-10-16T02:27:35.14 | 0.3 | undecidable | manual | S | 32 | 19.869 | 117 | -0.09 | 73 |
IV.T1243.HHZ. | 2016-10-16T02:27:35.42 | 0.3 | undecidable | manual | S | 105 | 21.3675 | 115 | -0.28 | 70 |
IV.LNSS.HHZ. | 2016-10-16T02:27:35.53 | 0.3 | undecidable | manual | S | 218 | 20.5683 | 116 | 0.1 | 73 |
IV.T1247.HHZ. | 2016-10-16T02:27:34.12 | 3.0 | undecidable | manual | P | -0.41 | 0 | |||
IV.TERO.HHZ. | 2016-10-16T02:27:34.52 | 3.0 | negative | manual | P | -0.26 | 0 | |||
IV.SMA1.EHZ. | 2016-10-16T02:27:34.69 | 0.3 | undecidable | manual | S | 139 | 17.3715 | 120 | 0.24 | 71 |
IV.T1211.EHZ. | 2016-10-16T02:27:34.46 | 3.0 | undecidable | manual | P | -0.21 | 0 | |||
IV.RM33.EHZ. | 2016-10-16T02:27:33.12 | 1.0 | negative | manual | P | 177 | 26.5512 | 50 | -0.04 | 24 |
XO.AM05.EHZ. | 2016-10-16T02:27:33.63 | 3.0 | positive | manual | P | 0.24 | 0 | |||
IV.T1215.EHZ. | 2016-10-16T02:27:33.02 | 3.0 | positive | manual | P | -0.04 | 0 | |||
IV.LNSS.HHZ. | 2016-10-16T02:27:32.10 | 0.1 | undecidable | manual | P | 218 | 20.5683 | 116 | 0.02 | 98 |
IV.T1217.EHZ. | 2016-10-16T02:27:32.25 | 0.1 | undecidable | manual | P | 259 | 21.9669 | 115 | -0.09 | 97 |
IV.T1216.EHZ. | 2016-10-16T02:27:32.15 | 0.1 | undecidable | manual | P | 318 | 21.3675 | 115 | -0.08 | 97 |
IV.T1243.HHZ. | 2016-10-16T02:27:32.16 | 0.3 | positive | manual | P | 105 | 21.3675 | 115 | -0.07 | 73 |
IV.SMA1.EHZ. | 2016-10-16T02:27:31.71 | 0.6 | positive | manual | P | 139 | 17.3715 | 120 | 0.19 | 48 |
IV.MC2.EHZ. | 2016-10-16T02:27:31.76 | 0.6 | negative | manual | P | 358 | 18.0708 | 119 | 0.11 | 49 |
IV.T1204.EHZ. | 2016-10-16T02:27:31.03 | 0.1 | positive | manual | P | 129 | 12.6762 | 128 | 0.28 | 94 |
IV.T1202.EHZ. | 2016-10-16T02:27:31.14 | 0.6 | undecidable | manual | S | 154 | 5.4945 | 151 | -0.33 | 47 |
IV.MMO1.EHZ. | 2016-10-16T02:27:31.86 | 0.6 | positive | manual | P | 32 | 19.869 | 117 | -0.1 | 48 |
IV.T1245.HHZ. | 2016-10-16T02:27:30.60 | 0.1 | undecidable | manual | P | 357 | 11.9769 | 130 | -0.04 | 99 |
IV.NRCA.HHZ. | 2016-10-16T02:27:30.40 | 0.1 | positive | manual | P | 325 | 11.5773 | 131 | -0.17 | 97 |
IV.T1202.EHZ. | 2016-10-16T02:27:29.73 | 0.1 | undecidable | manual | P | 154 | 5.4945 | 151 | -0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.7 | 0.0003735 | 0.32 | AML | other | m | 2016-10-16T02:28:41.58 |
IV.LNSS.HHN. | ML:1.8 | 0.0004305 | 0.14 | AML | other | m | 2016-10-16T02:28:41.52 |
IV.NRCA.HHE. | ML:1.9 | 0.0008719999999999999 | 0.12 | AML | other | m | 2016-10-16T02:27:33.16 |
IV.NRCA.HHN. | ML:1.7 | 0.0006 | 0.44 | AML | other | m | 2016-10-16T02:27:35.02 |
IV.T1245.HHN. | ML:1.7 | 0.0005505 | 1.34 | AML | other | m | 2016-10-16T02:27:33.98 |
IV.T1245.HHE. | ML:1.6 | 0.000508 | 1.02 | AML | other | m | 2016-10-16T02:27:34.52 |