A magnitude ML 1.7 earthquake occured in region: Costa Catanese (Catania), on
and geographic coordinates (lat, lon) 37.6740, 15.2030 at 21 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 |
---|---|---|---|---|
Santa Venerina | CT | 6 | 8592 | 8592 |
Giarre | CT | 7 | 27659 | 36251 |
Riposto | CT | 7 | 14838 | 51089 |
Acireale | CT | 8 | 52622 | 103711 |
Zafferana Etnea | CT | 9 | 9517 | 113228 |
Mascali | CT | 9 | 14282 | 127510 |
Milo | CT | 9 | 1087 | 128597 |
Sant'Alfio | CT | 9 | 1582 | 130179 |
Aci Catena | CT | 10 | 29851 | 160030 |
Aci Sant'Antonio | CT | 10 | 17984 | 178014 |
Viagrande | CT | 12 | 8563 | 186577 |
Aci Bonaccorsi | CT | 12 | 3524 | 190101 |
Trecastagni | CT | 13 | 10910 | 201011 |
Valverde | CT | 13 | 7840 | 208851 |
Fiumefreddo di Sicilia | CT | 13 | 9623 | 218474 |
Pedara | CT | 14 | 14102 | 232576 |
Aci Castello | CT | 14 | 18723 | 251299 |
San Giovanni la Punta | CT | 14 | 23060 | 274359 |
San Gregorio di Catania | CT | 15 | 11966 | 286325 |
Piedimonte Etneo | CT | 15 | 3963 | 290288 |
Tremestieri Etneo | CT | 16 | 20589 | 310877 |
Sant'Agata li Battiati | CT | 17 | 9479 | 320356 |
Nicolosi | CT | 17 | 7463 | 327819 |
Calatabiano | CT | 17 | 5308 | 333127 |
Mascalucia | CT | 17 | 31958 | 365085 |
Gravina di Catania | CT | 18 | 25838 | 390923 |
San Pietro Clarenza | CT | 19 | 7743 | 398666 |
Linguaglossa | CT | 19 | 5403 | 404069 |
Giardini-Naxos | ME | 20 | 9415 | 413484 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-05-06 13:52:03 |
37.6742 | 15.2033 | 21 | 2021-12-29 11:12:03 |
Bollettino Sismico Italiano INGV | 90784651 |
Reviewed Rev200 |
ML 1.1 | 2021-05-06 13:52:03 |
37.71 | 15.162 | 8 | 2021-10-08 10:39:47 |
Sala Operativa INGV_OE (Catania) | 89838561 |
Field | Value |
---|---|
Time (UTC) | 2021-05-06 13:52:03 ± 0.17 |
Latitude | 37.6742 ± 0.0099 |
Longitude | 15.2033 ± 0.0125 |
Depth (km) | 21 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 90784651 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1294 |
Semi-minor axis of confidence ellipse (meter) | 705 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 315 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 272 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 26 |
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) | 0.09713 |
Epicentral distance of station farthest from the epicenter (degree) | 0.45146 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 90784651 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-08 10:42:24 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 89838561 |
Agency | INGV |
Autore | Sala Operativa INGV_OE (Catania) |
Time of creation (UTC) | 2021-05-06 14:02:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MUCR.HHE. | 2021-05-06T13:52:13.27 | 0.6 | undecidable | manual | P | 325 | 50.1165 | 105 | 0.22 | 45 |
IV.ECNE.HHN. | 2021-05-06T13:52:13.66 | 0.6 | undecidable | manual | S | 300 | 20.3685 | 129 | 0.97 | 37 |
IV.EMNR.HHZ. | 2021-05-06T13:52:13.22 | 0.6 | undecidable | manual | S | 316 | 22.1556 | 126 | 0.14 | 48 |
IV.ECTS.HHZ. | 2021-05-06T13:52:12.93 | 0.6 | undecidable | manual | S | 343 | 24.1536 | 124 | -0.58 | 43 |
IV.EPIT.HHZ. | 2021-05-06T13:52:12.64 | 0.6 | undecidable | manual | S | 320 | 19.9689 | 130 | 0.04 | 49 |
IV.ECBD.HHN. | 2021-05-06T13:52:11.76 | 0.6 | undecidable | manual | S | 319 | 15.5733 | 138 | 0 | 49 |
IV.ESPC.HHN. | 2021-05-06T13:52:11.03 | 0.6 | undecidable | manual | S | 278 | 15.5733 | 138 | -0.73 | 40 |
IV.NOV.HHZ. | 2021-05-06T13:52:11.42 | 0.3 | undecidable | manual | P | 352 | 39.627 | 109 | -0.1 | 71 |
IV.EFIU.HHE. | 2021-05-06T13:52:11.55 | 0.3 | undecidable | manual | S | 3 | 12.7761 | 144 | 0.25 | 72 |
IV.ESAL.HHZ. | 2021-05-06T13:52:10.93 | 0.3 | undecidable | manual | S | 326 | 10.7781 | 149 | -0.07 | 74 |
IV.AIO.HHZ. | 2021-05-06T13:52:10.66 | 0.3 | undecidable | manual | P | 4 | 33.0447 | 114 | 0.09 | 71 |
IV.EPZF.HHZ. | 2021-05-06T13:52:10.82 | 0.3 | undecidable | manual | P | 299 | 34.6431 | 113 | 0.02 | 72 |
IV.ECZM.HHN. | 2021-05-06T13:52:09.99 | 0.3 | undecidable | manual | P | 284 | 27.0507 | 120 | 0.24 | 70 |
IV.EMNR.HHZ. | 2021-05-06T13:52:09.24 | 0.6 | undecidable | manual | P | 316 | 22.1556 | 126 | 0.12 | 48 |
IV.ESLN.HHZ. | 2021-05-06T13:52:09.03 | 0.6 | undecidable | manual | P | 276 | 20.2686 | 129 | 0.15 | 48 |
IV.ESVO.HHE. | 2021-05-06T13:52:09.36 | 0.3 | undecidable | manual | P | 296 | 25.0527 | 122 | -0.12 | 72 |
IV.EMSG.HHZ. | 2021-05-06T13:52:09.80 | 0.6 | undecidable | manual | P | 306 | 27.5502 | 119 | -0.01 | 49 |
IV.ECTS.HHZ. | 2021-05-06T13:52:09.18 | 0.3 | undecidable | manual | P | 343 | 24.1536 | 124 | -0.19 | 71 |
IV.ECNE.HHN. | 2021-05-06T13:52:09.25 | 0.6 | undecidable | manual | P | 300 | 20.3685 | 129 | 0.35 | 46 |
IV.EFIU.HHE. | 2021-05-06T13:52:08.11 | 0.3 | undecidable | manual | P | 3 | 12.7761 | 144 | 0.01 | 75 |
IV.EMFS.HHE. | 2021-05-06T13:52:08.45 | 0.6 | undecidable | manual | P | 286 | 18.7701 | 132 | -0.26 | 47 |
IV.ECBD.HHN. | 2021-05-06T13:52:08.25 | 0.1 | undecidable | manual | P | 319 | 15.5733 | 138 | -0.12 | 97 |
IV.EPIT.HHZ. | 2021-05-06T13:52:08.86 | 0.6 | undecidable | manual | P | 320 | 19.9689 | 130 | 0.01 | 49 |
IV.ESPC.HHN. | 2021-05-06T13:52:08.26 | 0.1 | undecidable | manual | P | 278 | 15.5733 | 138 | -0.1 | 97 |
IV.EMCN.HHN. | 2021-05-06T13:52:08.72 | 0.3 | undecidable | manual | P | 311 | 19.7691 | 130 | -0.11 | 73 |
IV.ESAL.HHZ. | 2021-05-06T13:52:07.91 | 0.1 | undecidable | manual | P | 326 | 10.7781 | 149 | -0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ESAL.HHN. | ML:1.8 | 0.0004525 | 1.08 | AML | other | m | 2021-05-06T13:52:12.65 |
IV.ESAL.HHE. | ML:1.9 | 0.000629 | 1.02 | AML | other | m | 2021-05-06T13:52:12.29 |
IV.ECTS.HHE. | ML:1.6 | 0.0002085 | 0.78 | AML | other | m | 2021-05-06T13:52:13.30 |
IV.ECTS.HHN. | ML:1.6 | 0.000188 | 0.86 | AML | other | m | 2021-05-06T13:52:13.32 |
IV.EPIT.HHN. | ML:2.0 | 0.0006215 | 0.32 | AML | other | m | 2021-05-06T13:52:14.51 |
IV.EMSG.HHN. | ML:1.6 | 0.0001905 | 0.42 | AML | other | m | 2021-05-06T13:52:15.15 |
IV.EMSG.HHE. | ML:1.7 | 0.000197 | 1.56 | AML | other | m | 2021-05-06T13:52:15.10 |
IV.EPIT.HHE. | ML:2.0 | 0.0005985000000000001 | 0.38 | AML | other | m | 2021-05-06T13:52:16.01 |
IV.AIO.HHE. | ML:1.2 | 0.00006500000000000001 | 0.22 | AML | other | m | 2021-05-06T13:52:16.79 |
IV.AIO.HHN. | ML:1.2 | 0.0000627 | 0.86 | AML | other | m | 2021-05-06T13:52:17.45 |
IV.HLNI.HHN. | ML:1.0 | 0.000024399999999999997 | 0.34 | AML | other | m | 2021-05-06T13:52:22.84 |
IV.HLNI.HHE. | ML:1.1 | 0.000030449999999999998 | 0.82 | AML | other | m | 2021-05-06T13:52:26.48 |
IV.HAVL.HHN. | ML:1.9 | 0.0001004 | 0.32 | AML | other | m | 2021-05-06T13:52:31.40 |
IV.HAVL.HHE. | ML:1.8 | 0.00008375 | 1.1 | AML | other | m | 2021-05-06T13:52:31.01 |