A magnitude ML 1.6 earthquake occured in region: Costa Siracusana (Siracusa), on
and geographic coordinates (lat, lon) 37.2030, 15.6300 at 36 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2022-04-01 22:23:27 |
37.2033 | 15.6302 | 36 | 2022-07-08 12:33:55 |
Bollettino Sismico Italiano INGV | 104436641 |
Reviewed Rev100 |
ML 1.6 | 2022-04-01 22:23:27 |
37.1942 | 15.6353 | 32 | 2022-04-01 22:33:42 |
Sala Sismica INGV-Roma | 102683131 |
Field | Value |
---|---|
Time (UTC) | 2022-04-01 22:23:27 ± 0.12 |
Latitude | 37.2033 ± 0.0072 |
Longitude | 15.6302 ± 0.0090 |
Depth (km) | 36 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 104436641 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 853 |
Semi-minor axis of confidence ellipse (meter) | 760 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 299 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 850.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 212 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.81928 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 102683131 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-04-01 22:33:42 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.4 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 104436641 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-05-20 09:27:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.POFI.HHZ. | 2022-04-01T22:25:22.89 | 3.0 | undecidable | manual | Sn | -5.26 | 0 | |||
IV.MCRV.HHZ. | 2022-04-01T22:25:18.48 | 3.0 | undecidable | manual | Sg | 19.08 | 0 | |||
IV.MOCO.HHZ. | 2022-04-01T22:25:16.66 | 3.0 | undecidable | manual | Sn | 3 | 0 | |||
IV.VISG.HHZ. | 2022-04-01T22:25:12.04 | 3.0 | positive | manual | Pn | -3.03 | 0 | |||
MN.IDI.HHZ. | 2022-04-01T22:25:06.28 | 3.0 | undecidable | manual | Pn | -9.2 | 0 | |||
IV.CRTC.HHZ. | 2022-04-01T22:25:04.93 | 3.0 | undecidable | manual | Pn | 0.86 | 0 | |||
IX.SCL3.EHZ.02 | 2022-04-01T22:24:58.10 | 3.0 | undecidable | manual | Sn | 1.42 | 0 | |||
IX.COL3.HHZ.02 | 2022-04-01T22:24:54.41 | 3.0 | undecidable | manual | Sn | -2.34 | 0 | |||
IV.BULG.HHZ. | 2022-04-01T22:24:43.17 | 3.0 | undecidable | manual | Sn | 1.3 | 0 | |||
IV.MTMR.EHZ. | 2022-04-01T22:24:36.10 | 3.0 | negative | manual | Pg | 15.4 | 0 | |||
IV.ISPIC.EHZ. | 2022-04-01T22:23:52.40 | 0.3 | undecidable | manual | S | 234 | 79.6647 | 54 | 0.05 | 69 |
IV.HLNI.HHZ. | 2022-04-01T22:23:49.84 | 0.3 | undecidable | manual | S | 284 | 68.7756 | 113 | -0.03 | 73 |
IV.HAVL.HHN. | 2022-04-01T22:23:46.06 | 0.6 | undecidable | manual | S | 239 | 52.503 | 120 | 0.09 | 49 |
IV.HCRL.HHN. | 2022-04-01T22:23:46.45 | 0.6 | undecidable | manual | S | 280 | 53.502 | 120 | 0.24 | 48 |
IV.SSY.HHZ. | 2022-04-01T22:23:45.31 | 0.3 | undecidable | manual | S | 264 | 49.4172 | 122 | 0.03 | 76 |
IV.HAGA.HHZ. | 2022-04-01T22:23:43.37 | 0.3 | undecidable | manual | S | 282 | 42.9237 | 126 | -0.47 | 70 |
IV.MPAZ.HHZ. | 2022-04-01T22:23:43.06 | 0.3 | undecidable | manual | P | 22 | 89.5437 | 54 | -0.07 | 70 |
1J.FX02.HHE. | 2022-04-01T22:23:43.87 | 0.3 | undecidable | manual | S | 266 | 43.8228 | 126 | -0.16 | 75 |
IY.CNDF.HHN.00 | 2022-04-01T22:23:43.01 | 0.3 | undecidable | manual | P | 13 | 90.9423 | 54 | -0.3 | 67 |
1J.FX01.HHZ. | 2022-04-01T22:23:42.13 | 0.3 | undecidable | manual | S | 242 | 33.6441 | 134 | 0.2 | 75 |
IV.HSRS.HNZ. | 2022-04-01T22:23:42.14 | 0.6 | undecidable | manual | S | 251 | 38.1285 | 130 | -0.69 | 43 |
IV.ISPIC.EHZ. | 2022-04-01T22:23:41.85 | 0.1 | undecidable | manual | P | 234 | 79.6647 | 54 | -0.05 | 96 |
IV.HLNI.HHZ. | 2022-04-01T22:23:40.67 | 0.1 | undecidable | manual | P | 284 | 68.7756 | 113 | 0.19 | 94 |
IV.SSY.HHZ. | 2022-04-01T22:23:38.05 | 0.1 | undecidable | manual | P | 264 | 49.4172 | 122 | 0.22 | 97 |
IV.HAVL.HHN. | 2022-04-01T22:23:38.34 | 0.1 | undecidable | manual | P | 239 | 52.503 | 120 | 0.12 | 98 |
IV.HCRL.HHN. | 2022-04-01T22:23:38.73 | 0.3 | undecidable | manual | P | 280 | 53.502 | 120 | 0.36 | 70 |
1J.FX02.HHE. | 2022-04-01T22:23:37.20 | 0.3 | undecidable | manual | P | 266 | 43.8228 | 126 | 0.1 | 75 |
IV.HAGA.HHZ. | 2022-04-01T22:23:37.13 | 0.1 | positive | manual | P | 282 | 42.9237 | 126 | 0.14 | 100 |
IV.HSRS.HNZ. | 2022-04-01T22:23:36.33 | 0.3 | undecidable | manual | P | 251 | 38.1285 | 130 | -0.08 | 77 |
1J.FX01.HHZ. | 2022-04-01T22:23:35.55 | 0.3 | undecidable | manual | P | 242 | 33.6441 | 134 | -0.34 | 73 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAGA.HHE. | ML:1.3 | 0.000046819222 | 1.5648 | AML | other | m | 2022-04-01T22:23:43.91 |
IV.HAGA.HHN. | ML:1.3 | 0.000044850895 | 0.3584 | AML | other | m | 2022-04-01T22:23:44.58 |
IV.SSY.HHN. | ML:2.2 | 0.000360608525 | 0.2048 | AML | other | m | 2022-04-01T22:23:45.88 |
IV.SSY.HHE. | ML:1.9 | 0.00014957325 | 0.0896 | AML | other | m | 2022-04-01T22:23:46.25 |
IV.SSY.HNE. | ML:1.6 | 0.00008405136000000001 | 0.1792 | AML | other | m | 2022-04-01T22:23:46.25 |