A magnitude ML 1.1 earthquake occured in region: 4 km NE Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7160, 13.2900 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 |
---|---|---|---|---|
Accumoli | RI | 4 | 667 | 667 |
Arquata del Tronto | AP | 7 | 1178 | 1845 |
Amatrice | RI | 10 | 2657 | 4502 |
Acquasanta Terme | AP | 12 | 2916 | 7418 |
Montegallo | AP | 15 | 523 | 7941 |
Cittareale | RI | 15 | 482 | 8423 |
Valle Castellana | TE | 17 | 977 | 9400 |
Norcia | PG | 18 | 4957 | 14357 |
Campotosto | AQ | 19 | 542 | 14899 |
Rocca Santa Maria | TE | 20 | 537 | 15436 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2017-08-29 06:30:23 |
42.7158 | 13.2898 | 12 | 2017-08-29 06:41:17 |
Sala Sismica INGV-Roma | 49471351 |
Field | Value |
---|---|
Time (UTC) | 2017-08-29 06:30:23 ± 0.05 |
Latitude | 42.7158 ± 0.0027 |
Longitude | 13.2898 ± 0.0037 |
Depth (km) | 12 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 49471351 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 291 |
Semi-minor axis of confidence ellipse (meter) | 177 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 151 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 96 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.07 |
Epicentral distance of station closest to the epicenter (degree) | 0.07374 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38131 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 49471351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-08-29 06:41:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MC2.EHZ. | 2017-08-29T06:30:31.76 | 0.6 | undecidable | manual | S | 339 | 23.1546 | 93 | 0.02 | 66 |
IV.CSP1.EHZ. | 2017-08-29T06:30:30.95 | 1.0 | positive | manual | P | 351 | 42.3243 | 91 | -0.08 | 32 |
IV.T1218.EHZ. | 2017-08-29T06:30:29.56 | 0.6 | undecidable | manual | S | 250 | 15.0738 | 103 | -0.04 | 67 |
IV.MTRA.HNZ. | 2017-08-29T06:30:28.18 | 0.6 | undecidable | manual | S | 62 | 9.7791 | 125 | -0.13 | 66 |
IV.MC2.EHZ. | 2017-08-29T06:30:28.08 | 1.0 | undecidable | manual | P | 339 | 23.1546 | 93 | -0.01 | 33 |
IV.CAMP.HHZ. | 2017-08-29T06:30:28.00 | 1.0 | undecidable | manual | P | 154 | 22.2555 | 94 | 0.06 | 33 |
IV.T1214.EHZ. | 2017-08-29T06:30:27.99 | 0.6 | undecidable | manual | S | 306 | 8.1807 | 133 | 0.02 | 68 |
IV.MMO1.EHZ. | 2017-08-29T06:30:27.64 | 0.3 | undecidable | manual | P | 8 | 20.5683 | 94 | -0.04 | 100 |
IV.T1218.EHZ. | 2017-08-29T06:30:26.80 | 0.6 | positive | manual | P | 250 | 15.0738 | 103 | -0.05 | 67 |
IV.T1214.EHZ. | 2017-08-29T06:30:26.05 | 0.6 | undecidable | manual | P | 306 | 8.1807 | 133 | 0.14 | 66 |
IV.MTRA.HNZ. | 2017-08-29T06:30:26.23 | 0.6 | undecidable | manual | P | 62 | 9.7791 | 125 | 0.13 | 67 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:0.9 | 0.0000946 | 0.56 | AML | other | m | 2017-08-29T06:30:28.79 |
IV.MTRA.EHE. | ML:1.2 | 0.0001945 | 0.98 | AML | other | m | 2017-08-29T06:30:28.30 |