A magnitude ML 1.7 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 36.8600, 15.2480 at 28 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 |
---|---|---|---|---|
Avola | SR | 11 | 31708 | 31708 |
Noto | SR | 17 | 23913 | 55621 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.7 | 2023-08-26 07:29:50 |
36.8598 | 15.2483 | 28 | 2023-08-26 07:40:31 |
Sala Sismica INGV-Roma | 120481461 |
Field | Value |
---|---|
Time (UTC) | 2023-08-26 07:29:50 ± 0.24 |
Latitude | 36.8598 ± 0.0063 |
Longitude | 15.2483 ± 0.0124 |
Depth (km) | 28 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120481461 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1089 |
Semi-minor axis of confidence ellipse (meter) | 220 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 285 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1090.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 233 |
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) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.14209 |
Epicentral distance of station farthest from the epicenter (degree) | 0.79410 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 120481461 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-26 07:40:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HVZN.HHZ. | 2023-08-26T07:30:10.15 | 0.3 | undecidable | manual | S | 307 | 58.9965 | 109 | 0.4 | 64 |
IV.HLNI.HHZ. | 2023-08-26T07:30:10.60 | 0.3 | undecidable | manual | S | 329 | 63.5919 | 108 | -0.33 | 65 |
IV.RAFF.HHZ. | 2023-08-26T07:30:06.44 | 0.1 | undecidable | manual | P | 297 | 88.1451 | 102 | 0.37 | 82 |
IV.HMDC.HHZ. | 2023-08-26T07:30:05.47 | 0.6 | undecidable | manual | S | 285 | 42.7239 | 117 | -0.29 | 46 |
IV.HPAC.HHZ. | 2023-08-26T07:30:02.10 | 0.6 | undecidable | manual | S | 228 | 25.1526 | 133 | 0.19 | 47 |
IV.HLNI.HHZ. | 2023-08-26T07:30:02.01 | 0.1 | undecidable | manual | P | 329 | 63.5919 | 108 | -0.4 | 85 |
IV.HSRS.HHZ. | 2023-08-26T07:30:02.19 | 0.6 | undecidable | manual | S | 355 | 25.9518 | 132 | 0.12 | 49 |
IV.ISPIC.HHZ. | 2023-08-26T07:30:02.89 | 0.6 | undecidable | manual | S | 254 | 31.8459 | 126 | -0.4 | 46 |
IV.HVZN.HHZ. | 2023-08-26T07:30:01.75 | 0.3 | positive | manual | P | 307 | 58.9965 | 109 | 0.02 | 70 |
IV.HAGA.HHE. | 2023-08-26T07:30:00.40 | 0.3 | undecidable | manual | P | 350 | 47.9187 | 114 | 0.25 | 68 |
IV.HAVL.HHE. | 2023-08-26T07:30:00.41 | 0.6 | undecidable | manual | S | 315 | 15.7731 | 147 | 0.11 | 49 |
IV.HMDC.HHZ. | 2023-08-26T07:29:59.20 | 0.3 | negative | manual | P | 285 | 42.7239 | 117 | -0.23 | 69 |
IV.HSRS.HHZ. | 2023-08-26T07:29:57.46 | 0.3 | negative | manual | P | 355 | 25.9518 | 132 | 0.17 | 72 |
IV.ISPIC.HHZ. | 2023-08-26T07:29:57.86 | 0.1 | undecidable | manual | P | 254 | 31.8459 | 126 | -0.14 | 96 |
IV.HPAC.HHZ. | 2023-08-26T07:29:57.26 | 0.3 | undecidable | manual | P | 228 | 25.1526 | 133 | 0.05 | 73 |
IV.HAVL.HHE. | 2023-08-26T07:29:56.32 | 0.1 | undecidable | manual | P | 315 | 15.7731 | 147 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HPAC.HHN. | ML:1.9 | 0.000316 | 0.38 | AML | other | m | 2023-08-26T07:30:02.43 |
IV.HSRS.HHN. | ML:1.5 | 0.0001245 | 0.28 | AML | other | m | 2023-08-26T07:30:02.24 |
IV.HPAC.HHE. | ML:1.8 | 0.00027100000000000003 | 0.18 | AML | other | m | 2023-08-26T07:30:02.30 |
IV.HSRS.HHE. | ML:1.6 | 0.00014050000000000003 | 0.56 | AML | other | m | 2023-08-26T07:30:02.57 |
IV.ISPIC.HHE. | ML:1.9 | 0.000275 | 0.1 | AML | other | m | 2023-08-26T07:30:03.00 |
IV.ISPIC.HNE. | ML:1.9 | 0.000288 | 0.08 | AML | other | m | 2023-08-26T07:30:03.00 |
IV.ISPIC.HNN. | ML:2.1 | 0.00043599999999999997 | 0.26 | AML | other | m | 2023-08-26T07:30:03.16 |
IV.ISPIC.HHN. | ML:2.1 | 0.000439 | 0.26 | AML | other | m | 2023-08-26T07:30:03.17 |
IV.HMDC.HHE. | ML:1.4 | 0.00006644999999999999 | 0.98 | AML | other | m | 2023-08-26T07:30:07.26 |
IV.HMDC.HHN. | ML:1.5 | 0.00007767024 | 0.1408 | AML | other | m | 2023-08-26T07:30:07.80 |
IV.HVZN.HHE. | ML:1.6 | 0.00007375 | 0.82 | AML | other | m | 2023-08-26T07:30:10.20 |
IV.HVZN.HHN. | ML:1.7 | 0.0000852 | 1.46 | AML | other | m | 2023-08-26T07:30:11.06 |
IV.HLNI.HHE. | ML:1.6 | 0.00007005 | 1.24 | AML | other | m | 2023-08-26T07:30:11.88 |
IV.HLNI.HHN. | ML:1.7 | 0.00007845 | 0.1 | AML | other | m | 2023-08-26T07:30:11.45 |
IV.RAFF.HHN. | ML:1.4 | 0.0000321 | 0.34 | AML | other | m | 2023-08-26T07:30:19.49 |
IV.RAFF.HHE. | ML:1.6 | 0.00004455 | 0.52 | AML | other | m | 2023-08-26T07:30:19.76 |
IV.HVZN.HNE. | ML:1.7 | 0.0000826717 | 0.9216 | AML | other | m | 2023-08-26T07:30:10.49 |
IV.HVZN.HNN. | ML:1.8 | 0.000103873305 | 0.288 | AML | other | m | 2023-08-26T07:30:11.21 |