A magnitude ML 1.0 earthquake occured in region: 1 km S Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6190, 13.2920 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 |
---|---|---|---|---|
Amatrice | RI | 1 | 2657 | 2657 |
Accumoli | RI | 9 | 667 | 3324 |
Campotosto | AQ | 9 | 542 | 3866 |
Cittareale | RI | 11 | 482 | 4348 |
Capitignano | AQ | 11 | 665 | 5013 |
Montereale | AQ | 11 | 2581 | 7594 |
Arquata del Tronto | AP | 17 | 1178 | 8772 |
Crognaleto | TE | 17 | 1297 | 10069 |
Borbona | RI | 18 | 617 | 10686 |
Cortino | TE | 18 | 656 | 11342 |
Cagnano Amiterno | AQ | 19 | 1369 | 12711 |
Barete | AQ | 19 | 737 | 13448 |
Posta | RI | 19 | 694 | 14142 |
Acquasanta Terme | AP | 19 | 2916 | 17058 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2017-01-31 16:45:27 |
42.6193 | 13.2923 | 12 | 2017-01-31 16:51:53 |
Sala Sismica INGV-Roma | 40245761 |
Field | Value |
---|---|
Time (UTC) | 2017-01-31 16:45:27 ± 0.07 |
Latitude | 42.6193 ± 0.0045 |
Longitude | 13.2923 ± 0.0037 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 40245761 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 444 |
Semi-minor axis of confidence ellipse (meter) | 225 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 5 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 125 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.03327 |
Epicentral distance of station farthest from the epicenter (degree) | 0.22933 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 40245761 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-01-31 16:51:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1212.EHZ. | 2017-01-31T16:45:36.96 | 0.6 | undecidable | manual | S | 306 | 24.9528 | 92 | -0.13 | 49 |
IV.TERO.HHZ. | 2017-01-31T16:45:36.97 | 0.6 | undecidable | manual | S | 89 | 25.4523 | 92 | -0.25 | 47 |
IV.LNSS.HHZ. | 2017-01-31T16:45:35.95 | 0.6 | undecidable | manual | S | 265 | 20.6682 | 93 | 0 | 50 |
IV.T1218.EHZ. | 2017-01-31T16:45:34.34 | 0.6 | undecidable | manual | S | 291 | 15.4734 | 98 | -0.23 | 48 |
IV.T1212.EHZ. | 2017-01-31T16:45:33.28 | 0.1 | undecidable | manual | P | 306 | 24.9528 | 92 | 0.04 | 99 |
IV.TERO.HHZ. | 2017-01-31T16:45:33.36 | 0.1 | undecidable | manual | P | 89 | 25.4523 | 92 | 0.05 | 99 |
IV.RM33.EHZ. | 2017-01-31T16:45:33.95 | 0.6 | undecidable | manual | S | 207 | 13.7751 | 104 | -0.18 | 49 |
IV.LNSS.HHZ. | 2017-01-31T16:45:32.65 | 0.1 | undecidable | manual | P | 265 | 20.6682 | 93 | 0.07 | 99 |
IV.RM33.EHZ. | 2017-01-31T16:45:31.62 | 0.1 | undecidable | manual | P | 207 | 13.7751 | 104 | 0.1 | 100 |
IV.T1218.EHZ. | 2017-01-31T16:45:31.86 | 0.1 | undecidable | manual | P | 291 | 15.4734 | 98 | 0.08 | 100 |
IV.SMA1.EHZ. | 2017-01-31T16:45:31.96 | 0.6 | undecidable | manual | S | 71 | 3.6963 | 157 | -0.15 | 50 |
IV.SMA1.EHZ. | 2017-01-31T16:45:30.55 | 0.1 | undecidable | manual | P | 71 | 3.6963 | 157 | 0.19 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHN. | ML:0.9 | 0.0000605 | 0.16 | AML | other | m | 2017-01-31T16:45:36.15 |
IV.LNSS.HHE. | ML:0.9 | 0.0000577 | 0.76 | AML | other | m | 2017-01-31T16:45:36.03 |
IV.SMA1.EHE. | ML:1.7 | 0.000853 | 0.3 | AML | other | m | 2017-01-31T16:45:32.17 |
IV.SMA1.EHN. | ML:1.3 | 0.000303 | 0.5 | AML | other | m | 2017-01-31T16:45:32.04 |
IV.TERO.HHE. | ML:1.0 | 0.00004915 | 1.02 | AML | other | m | 2017-01-31T16:45:37.64 |
IV.TERO.HHN. | ML:0.7 | 0.00002793 | 1.36 | AML | other | m | 2017-01-31T16:45:38.28 |