A magnitude ML 1.4 earthquake occured in region: 3 km W Bronte (CT), on
and geographic coordinates (lat, lon) 37.7940, 14.8010 at 8 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Bronte | CT | 3 | 19172 | 19172 |
Maletto | CT | 7 | 3920 | 23092 |
Maniace | CT | 8 | 3765 | 26857 |
CesarĂ² | ME | 10 | 2439 | 29296 |
San Teodoro | ME | 11 | 1403 | 30699 |
Adrano | CT | 15 | 36122 | 66821 |
Randazzo | CT | 16 | 10900 | 77721 |
Troina | EN | 18 | 9373 | 87094 |
Biancavilla | CT | 18 | 24007 | 111101 |
Santa Domenica Vittoria | ME | 20 | 980 | 112081 |
Centuripe | EN | 20 | 5470 | 117551 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-07-25 19:09:11 |
37.7945 | 14.8008 | 8 | 2021-12-29 11:12:17 |
Bollettino Sismico Italiano INGV | 93672131 |
Reviewed Rev200 |
ML 1.3 | 2021-07-25 19:09:10 |
37.769 | 14.789 | 10 | 2021-12-10 16:20:29 |
Sala Operativa INGV_OE (Catania) | 93208541 |
Field | Value |
---|---|
Time (UTC) | 2021-07-25 19:09:11 ± 0.16 |
Latitude | 37.7945 ± 0.0090 |
Longitude | 14.8008 ± 0.0091 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 93672131 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 752 |
Semi-minor axis of confidence ellipse (meter) | 716 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 347 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.04856 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33005 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 93672131 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-10 16:20:21 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 93208541 |
Agency | INGV |
Autore | Sala Operativa INGV_OE (Catania) |
Time of creation (UTC) | 2021-07-25 19:27:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GALF.HHZ. | 2021-07-25T19:09:20.83 | 0.6 | undecidable | manual | S | 246 | 22.5552 | 109 | 0.62 | 43 |
IV.MCPD.HHZ. | 2021-07-25T19:09:19.41 | 0.3 | undecidable | manual | P | 350 | 36.6411 | 50 | 0.01 | 73 |
IV.MUCR.HHZ. | 2021-07-25T19:09:17.51 | 0.3 | undecidable | manual | P | 13 | 28.2495 | 106 | -0.3 | 70 |
IV.ESPC.HHN. | 2021-07-25T19:09:17.28 | 0.3 | undecidable | manual | P | 120 | 22.8549 | 109 | 0.51 | 67 |
IV.EMSG.HHZ. | 2021-07-25T19:09:17.51 | 0.6 | undecidable | manual | S | 77 | 13.3755 | 120 | 0.2 | 49 |
IV.EMNR.HHZ. | 2021-07-25T19:09:16.16 | 0.3 | undecidable | manual | P | 83 | 19.869 | 112 | -0.05 | 75 |
IV.EPIT.HHZ. | 2021-07-25T19:09:16.85 | 0.3 | undecidable | manual | P | 85 | 22.4553 | 109 | 0.15 | 73 |
IV.GALF.HHZ. | 2021-07-25T19:09:16.69 | 0.1 | undecidable | manual | P | 246 | 22.5552 | 109 | -0.02 | 100 |
IV.ECHR.HHE. | 2021-07-25T19:09:16.07 | 0.3 | undecidable | manual | P | 141 | 15.4734 | 117 | 0.66 | 64 |
IV.ECZM.HHN. | 2021-07-25T19:09:16.97 | 0.6 | undecidable | manual | S | 128 | 11.4774 | 124 | 0.22 | 49 |
IV.ESML.HHZ. | 2021-07-25T19:09:16.52 | 0.3 | undecidable | manual | P | 161 | 20.7681 | 111 | 0.15 | 73 |
IV.EPZF.HHZ. | 2021-07-25T19:09:15.83 | 0.3 | undecidable | manual | S | 56 | 5.8941 | 143 | 0.49 | 70 |
IV.ECZM.HHN. | 2021-07-25T19:09:14.18 | 0.1 | undecidable | manual | P | 128 | 11.4774 | 124 | -0.53 | 91 |
IV.EMSG.HHZ. | 2021-07-25T19:09:14.79 | 0.1 | undecidable | manual | P | 77 | 13.3755 | 120 | -0.24 | 97 |
IV.ESVO.HHE. | 2021-07-25T19:09:14.71 | 0.1 | undecidable | manual | P | 100 | 13.0758 | 121 | -0.26 | 97 |
IV.EPZF.HHZ. | 2021-07-25T19:09:14.06 | 0.1 | undecidable | manual | P | 56 | 5.8941 | 143 | 0.17 | 100 |
IV.ESCV.HHZ. | 2021-07-25T19:09:14.85 | 0.6 | undecidable | manual | S | 166 | 5.3946 | 145 | -0.39 | 48 |
IV.ESCV.HHZ. | 2021-07-25T19:09:13.21 | 0.1 | positive | manual | P | 166 | 5.3946 | 145 | -0.63 | 89 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GALF.HHN. | ML:1.7 | 0.00033350000000000003 | 1.02 | AML | other | m | 2021-07-25T19:09:21.11 |
IV.EMSG.HHE. | ML:1.6 | 0.0004205 | 0.22 | AML | other | m | 2021-07-25T19:09:21.95 |
IV.EMSG.HHN. | ML:1.6 | 0.000482 | 0.42 | AML | other | m | 2021-07-25T19:09:22.37 |
IV.ESML.HHN. | ML:1.2 | 0.00010785 | 0.62 | AML | other | m | 2021-07-25T19:09:22.71 |
IV.MUCR.HHE. | ML:1.2 | 0.0000848 | 0.8 | AML | other | m | 2021-07-25T19:09:23.85 |
IV.GALF.HHE. | ML:1.7 | 0.0003255 | 0.68 | AML | other | m | 2021-07-25T19:09:23.26 |
IV.MUCR.HHN. | ML:1.1 | 0.00006475 | 0.38 | AML | other | m | 2021-07-25T19:09:23.82 |
IV.ESML.HHE. | ML:1.3 | 0.000141 | 1.1 | AML | other | m | 2021-07-25T19:09:26.99 |