A magnitude ML 1.8 earthquake occured in region: 7 km SE Comiso (RG), on
and geographic coordinates (lat, lon) 36.8940, 14.6490 at 9 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 |
---|---|---|---|---|
Comiso | RG | 7 | 30156 | 30156 |
Ragusa | RG | 8 | 73313 | 103469 |
Modica | RG | 11 | 54633 | 158102 |
Vittoria | RG | 12 | 63339 | 221441 |
Scicli | RG | 12 | 27077 | 248518 |
Santa Croce Camerina | RG | 13 | 10823 | 259341 |
Chiaramonte Gulfi | RG | 16 | 8238 | 267579 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2023-10-02 16:33:23 |
36.8935 | 14.6492 | 9 | 2023-10-02 16:37:58 |
Sala Sismica INGV-Roma | 121682521 |
Field | Value |
---|---|
Time (UTC) | 2023-10-02 16:33:23 ± 0.1 |
Latitude | 36.8935 ± 0.0063 |
Longitude | 14.6492 ± 0.0056 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121682521 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 662 |
Semi-minor axis of confidence ellipse (meter) | 495 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 198 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48833 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 121682521 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-02 16:37:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RESU.HHZ. | 2023-10-02T16:33:54.77 | 3.0 | undecidable | manual | S | -0.3 | 0 | |||
IV.HLNI.HHZ. | 2023-10-02T16:33:41.77 | 0.3 | undecidable | manual | S | 21 | 54.2013 | 50 | 0.59 | 62 |
IV.HAVL.HHZ. | 2023-10-02T16:33:37.92 | 0.6 | undecidable | manual | S | 80 | 42.5241 | 50 | -0.16 | 47 |
IV.HVZN.HHZ. | 2023-10-02T16:33:34.85 | 0.6 | undecidable | manual | S | 11 | 32.1456 | 50 | -0.44 | 45 |
IV.HLNI.HHZ. | 2023-10-02T16:33:33.61 | 0.1 | undecidable | manual | P | 21 | 54.2013 | 50 | -0.25 | 89 |
IV.ISPIC.HHZ. | 2023-10-02T16:33:33.51 | 0.6 | undecidable | manual | S | 119 | 25.8519 | 110 | 0.13 | 48 |
IV.RAFF.HHZ. | 2023-10-02T16:33:32.89 | 0.6 | positive | manual | P | 325 | 44.4222 | 50 | 0.53 | 43 |
IV.HAVL.HHZ. | 2023-10-02T16:33:31.62 | 1.0 | undecidable | manual | P | 80 | 42.5241 | 50 | -0.45 | 22 |
IV.HVZN.HHZ. | 2023-10-02T16:33:30.43 | 0.3 | negative | manual | P | 11 | 32.1456 | 50 | -0.03 | 73 |
IV.HVIT.HHZ. | 2023-10-02T16:33:30.04 | 0.6 | undecidable | manual | S | 314 | 15.7731 | 121 | -0.18 | 49 |
IV.HMDC.HHZ. | 2023-10-02T16:33:29.72 | 0.6 | undecidable | manual | S | 58 | 13.9749 | 124 | 0.04 | 50 |
IV.CROCE.HNZ. | 2023-10-02T16:33:29.17 | 0.6 | undecidable | manual | S | 236 | 12.1767 | 127 | -0.02 | 51 |
IV.ISPIC.HHZ. | 2023-10-02T16:33:29.25 | 0.6 | undecidable | manual | P | 119 | 25.8519 | 110 | -0.11 | 48 |
IV.CROCE.HNZ. | 2023-10-02T16:33:27.01 | 0.1 | undecidable | manual | P | 236 | 12.1767 | 127 | 0.07 | 100 |
IV.HMDC.HHZ. | 2023-10-02T16:33:27.30 | 0.1 | negative | manual | P | 58 | 13.9749 | 124 | 0.08 | 100 |
IV.HVIT.HHZ. | 2023-10-02T16:33:27.48 | 0.1 | negative | manual | P | 314 | 15.7731 | 121 | -0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CROCE.HHN. | ML:2.0 | 0.001081 | 0.14 | AML | other | m | 2023-10-02T16:33:29.36 |
IV.CROCE.HNN. | ML:2.0 | 0.0013334999999999998 | 0.14 | AML | other | m | 2023-10-02T16:33:29.36 |
IV.CROCE.HHE. | ML:1.8 | 0.000758 | 0.26 | AML | other | m | 2023-10-02T16:33:29.28 |
IV.CROCE.HNE. | ML:1.9 | 0.0009595000000000001 | 0.26 | AML | other | m | 2023-10-02T16:33:29.28 |
IV.HMDC.HHE. | ML:1.9 | 0.0008935 | 0.6 | AML | other | m | 2023-10-02T16:33:29.52 |
IV.HMDC.HNE. | ML:1.9 | 0.0008209999999999999 | 1.6 | AML | other | m | 2023-10-02T16:33:29.03 |
IV.HMDC.HNN. | ML:1.9 | 0.000861 | 1.46 | AML | other | m | 2023-10-02T16:33:29.95 |
IV.HVIT.HHN. | ML:2.0 | 0.0010585 | 0.64 | AML | other | m | 2023-10-02T16:33:30.12 |
IV.HMDC.HHN. | ML:2.1 | 0.00128 | 0.82 | AML | other | m | 2023-10-02T16:33:30.92 |
IV.HVIT.HHE. | ML:1.9 | 0.0007765 | 0.3 | AML | other | m | 2023-10-02T16:33:31.57 |
IV.ISPIC.HNN. | ML:1.6 | 0.0002505 | 1.44 | AML | other | m | 2023-10-02T16:33:33.74 |
IV.ISPIC.HHN. | ML:1.6 | 0.000256 | 1.44 | AML | other | m | 2023-10-02T16:33:33.74 |
IV.ISPIC.HHE. | ML:1.7 | 0.0003045 | 0.56 | AML | other | m | 2023-10-02T16:33:34.73 |
IV.ISPIC.HNE. | ML:1.7 | 0.0003095 | 0.54 | AML | other | m | 2023-10-02T16:33:34.73 |
IV.HVZN.HHN. | ML:1.6 | 0.000164 | 0.76 | AML | other | m | 2023-10-02T16:33:37.15 |
IV.HVZN.HNN. | ML:1.6 | 0.0002 | 0.5 | AML | other | m | 2023-10-02T16:33:37.54 |
IV.HAVL.HHN. | ML:1.8 | 0.000191 | 1.36 | AML | other | m | 2023-10-02T16:33:39.24 |
IV.HAVL.HHE. | ML:1.9 | 0.0002305 | 0.16 | AML | other | m | 2023-10-02T16:33:39.61 |
IV.HVZN.HHE. | ML:1.5 | 0.00014700000000000002 | 0.58 | AML | other | m | 2023-10-02T16:33:40.66 |
IV.HVZN.HNE. | ML:1.6 | 0.0001885 | 1.36 | AML | other | m | 2023-10-02T16:33:41.68 |
IV.HLNI.HHE. | ML:1.8 | 0.00014549999999999999 | 1.8 | AML | other | m | 2023-10-02T16:33:42.06 |
IV.HLNI.HHN. | ML:2.0 | 0.00026000000000000003 | 0.68 | AML | other | m | 2023-10-02T16:33:43.52 |