A magnitude ML 1.5 earthquake occured in region: 2 km E Mazzarrone (CT), on
and geographic coordinates (lat, lon) 37.0800, 14.5840 at 10 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 |
---|---|---|---|---|
Mazzarrone | CT | 2 | 4078 | 4078 |
Acate | RG | 10 | 10954 | 15032 |
Chiaramonte Gulfi | RG | 12 | 8238 | 23270 |
Licodia Eubea | CT | 14 | 3081 | 26351 |
Comiso | RG | 15 | 30156 | 56507 |
Vittoria | RG | 15 | 63339 | 119846 |
Grammichele | CT | 16 | 13418 | 133264 |
Monterosso Almo | RG | 16 | 3032 | 136296 |
Vizzini | CT | 17 | 6241 | 142537 |
Caltagirone | CT | 19 | 38686 | 181223 |
Giarratana | RG | 19 | 3048 | 184271 |
Niscemi | CL | 19 | 27558 | 211829 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2023-04-27 12:57:43 |
37.08 | 14.5838 | 10 | 2024-03-01 17:18:06 |
Bollettino Sismico Italiano INGV | 117140441 |
Reviewed Rev100 |
ML 1.5 | 2023-04-27 12:57:42 |
37.0785 | 14.5782 | 10 | 2023-04-27 13:02:30 |
Sala Sismica INGV-Roma | 116801331 |
Field | Value |
---|---|
Time (UTC) | 2023-04-27 12:57:43 ± 0.1 |
Latitude | 37.0800 ± 0.0054 |
Longitude | 14.5838 ± 0.0079 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117140441 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 603 |
Semi-minor axis of confidence ellipse (meter) | 572 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 163 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.08723 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39840 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 116801331 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-27 13:02:30 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 117140441 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-29 15:04:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SSY.HHZ. | 2023-04-27T12:57:58.56 | 0.6 | undecidable | manual | S | 79 | 44.2224 | 50 | 0.99 | 36 |
IV.HLNI.HHZ. | 2023-04-27T12:57:56.26 | 0.3 | undecidable | manual | S | 40 | 39.1275 | 50 | 0.03 | 73 |
IV.RAFF.HHZ. | 2023-04-27T12:57:53.18 | 0.3 | undecidable | manual | S | 309 | 25.1526 | 50 | 0.69 | 63 |
IV.CROCE.HHZ. | 2023-04-27T12:57:53.28 | 0.3 | undecidable | manual | S | 189 | 27.75 | 50 | 0.09 | 75 |
IV.HMDC.HHZ. | 2023-04-27T12:57:51.80 | 0.3 | undecidable | manual | S | 127 | 22.1556 | 115 | 0.2 | 72 |
IV.SSY.HHZ. | 2023-04-27T12:57:51.57 | 0.1 | undecidable | manual | P | 79 | 44.2224 | 50 | 0.1 | 95 |
IV.HLNI.HHZ. | 2023-04-27T12:57:50.33 | 0.1 | positive | manual | P | 40 | 39.1275 | 50 | -0.37 | 90 |
IV.HVZN.HHZ. | 2023-04-27T12:57:49.89 | 0.6 | undecidable | manual | S | 47 | 15.9729 | 123 | 0.19 | 48 |
IV.ACATE.EHZ. | 2023-04-27T12:57:48.37 | 0.1 | undecidable | manual | S | 230 | 9.6792 | 137 | 0.37 | 94 |
IV.HVIT.HHZ. | 2023-04-27T12:57:48.43 | 0.3 | undecidable | manual | S | 210 | 11.1777 | 132 | 0.05 | 76 |
IV.RAFF.HHZ. | 2023-04-27T12:57:48.19 | 0.1 | positive | manual | P | 309 | 25.1526 | 50 | -0.34 | 93 |
IV.CROCE.HHZ. | 2023-04-27T12:57:48.88 | 0.3 | undecidable | manual | P | 189 | 27.75 | 50 | -0.06 | 73 |
IV.HMDC.HHZ. | 2023-04-27T12:57:47.79 | 0.1 | undecidable | manual | P | 127 | 22.1556 | 115 | -0.23 | 96 |
IV.HVZN.HHZ. | 2023-04-27T12:57:46.76 | 0.1 | undecidable | manual | P | 47 | 15.9729 | 123 | -0.16 | 99 |
IV.ACATE.EHZ. | 2023-04-27T12:57:45.79 | 0.1 | undecidable | manual | P | 230 | 9.6792 | 137 | -0.15 | 100 |
IV.HVIT.HHZ. | 2023-04-27T12:57:45.87 | 0.1 | undecidable | manual | P | 210 | 11.1777 | 132 | -0.29 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HVIT.HHE. | ML:1.4 | 0.00027708705 | 0.16 | AML | other | m | 2023-04-27T12:57:48.67 |
IV.HVIT.HHN. | ML:1.5 | 0.0003901716 | 0.1792 | AML | other | m | 2023-04-27T12:57:48.70 |
IV.HVZN.HHN. | ML:1.5 | 0.00030476335 | 0.1024 | AML | other | m | 2023-04-27T12:57:50.55 |
IV.HVZN.HHE. | ML:1.3 | 0.00017621414999999997 | 0.096 | AML | other | m | 2023-04-27T12:57:50.80 |
IV.HMDC.HNE. | ML:1.4 | 0.000153760885 | 1.3536 | AML | other | m | 2023-04-27T12:57:52.19 |
IV.RAFF.HHN. | ML:1.7 | 0.00031077625 | 0.3776 | AML | other | m | 2023-04-27T12:57:53.56 |
IV.HMDC.HNN. | ML:1.3 | 0.00014137788499999997 | 0.2368 | AML | other | m | 2023-04-27T12:57:53.73 |
IV.HLNI.HHE. | ML:1.9 | 0.00028034035000000003 | 0.16 | AML | other | m | 2023-04-27T12:57:56.34 |
IV.HLNI.HHN. | ML:1.9 | 0.00029694909999999995 | 0.1152 | AML | other | m | 2023-04-27T12:57:56.35 |
IV.RAFF.HHE. | ML:1.3 | 0.0001077677 | 0.32 | AML | other | m | 2023-04-27T12:57:58.54 |
IV.SSY.HHN. | ML:1.8 | 0.00021584055000000002 | 0.1792 | AML | other | m | 2023-04-27T12:58:00.13 |
IV.SSY.HHE. | ML:1.4 | 0.000074250425 | 0.1984 | AML | other | m | 2023-04-27T12:58:01.81 |