A magnitude ML 1.9 earthquake occured in region: 6 km NE Biancavilla (CT), on
and geographic coordinates (lat, lon) 37.6800, 14.9140 at 17 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 |
---|---|---|---|---|
Biancavilla | CT | 6 | 24007 | 24007 |
Ragalna | CT | 6 | 3924 | 27931 |
Santa Maria di Licodia | CT | 7 | 7641 | 35572 |
Adrano | CT | 7 | 36122 | 71694 |
Belpasso | CT | 11 | 28108 | 99802 |
PaternĂ² | CT | 11 | 48228 | 148030 |
Nicolosi | CT | 12 | 7463 | 155493 |
Bronte | CT | 14 | 19172 | 174665 |
Pedara | CT | 15 | 14102 | 188767 |
Camporotondo Etneo | CT | 15 | 5023 | 193790 |
San Pietro Clarenza | CT | 15 | 7743 | 201533 |
Trecastagni | CT | 16 | 10910 | 212443 |
Centuripe | EN | 16 | 5470 | 217913 |
Zafferana Etnea | CT | 17 | 9517 | 227430 |
Mascalucia | CT | 17 | 31958 | 259388 |
Maletto | CT | 17 | 3920 | 263308 |
Viagrande | CT | 18 | 8563 | 271871 |
Tremestieri Etneo | CT | 18 | 20589 | 292460 |
Gravina di Catania | CT | 19 | 25838 | 318298 |
Milo | CT | 19 | 1087 | 319385 |
Motta Sant'Anastasia | CT | 19 | 12116 | 331501 |
Aci Bonaccorsi | CT | 19 | 3524 | 335025 |
Misterbianco | CT | 19 | 49410 | 384435 |
San Giovanni la Punta | CT | 20 | 23060 | 407495 |
Santa Venerina | CT | 20 | 8592 | 416087 |
Sant'Agata li Battiati | CT | 20 | 9479 | 425566 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2020-12-31 22:22:36 |
37.6795 | 14.9135 | 17 | 2021-02-26 14:56:20 |
Bollettino Sismico Italiano INGV | 87504311 |
Reviewed Rev200 |
ML 1.6 | 2020-12-31 22:22:36 |
37.668 | 14.966 | 12 | 2021-02-26 12:03:45 |
Sala Operativa INGV_OE (Catania) | 85926971 |
Field | Value |
---|---|
Time (UTC) | 2020-12-31 22:22:36 ± 0.13 |
Latitude | 37.6795 ± 0.0054 |
Longitude | 14.9135 ± 0.0136 |
Depth (km) | 17 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 87504311 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1125 |
Semi-minor axis of confidence ellipse (meter) | 403 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 278 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1130.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 139 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.73834 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 87504311 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-26 12:03:28 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 85926971 |
Agency | INGV |
Autore | Sala Operativa INGV_OE (Catania) |
Time of creation (UTC) | 2021-01-01 00:14:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ACATE.EHZ. | 2020-12-31T22:23:02.59 | 3.0 | undecidable | manual | S | 0.08 | 0 | |||
IV.HAVL.HHZ. | 2020-12-31T22:23:01.43 | 0.3 | undecidable | manual | S | 167 | 81.9513 | 95 | 0.55 | 72 |
IV.HMDC.HHZ. | 2020-12-31T22:23:01.64 | 0.6 | undecidable | manual | S | 188 | 80.7636 | 95 | 1.08 | 39 |
IV.SSY.HHZ. | 2020-12-31T22:22:55.49 | 0.6 | undecidable | manual | S | 166 | 59.5959 | 97 | 0.56 | 50 |
IV.HAGA.HHZ. | 2020-12-31T22:22:51.90 | 0.6 | undecidable | manual | S | 154 | 48.618 | 99 | -0.15 | 56 |
IV.HCRL.HHZ. | 2020-12-31T22:22:51.42 | 0.6 | undecidable | manual | S | 167 | 45.2214 | 100 | 0.29 | 55 |
IV.HAVL.HHZ. | 2020-12-31T22:22:50.20 | 0.1 | undecidable | manual | P | 167 | 81.9513 | 95 | -0.37 | 100 |
IV.HMDC.HHZ. | 2020-12-31T22:22:50.54 | 0.3 | undecidable | manual | P | 188 | 80.7636 | 95 | 0.16 | 79 |
IV.HLNI.HHZ. | 2020-12-31T22:22:49.12 | 0.6 | undecidable | manual | S | 186 | 36.9297 | 103 | 0.16 | 57 |
IV.MILZ.HHZ. | 2020-12-31T22:22:48.29 | 3.0 | undecidable | manual | P | -1.7 | 0 | |||
IV.EPOZ.HHZ. | 2020-12-31T22:22:46.74 | 0.6 | undecidable | manual | S | 92 | 24.1536 | 113 | 1.03 | 42 |
IV.SSY.HHZ. | 2020-12-31T22:22:46.91 | 0.3 | undecidable | manual | P | 166 | 59.5959 | 97 | -0.23 | 81 |
IV.HAGA.HHZ. | 2020-12-31T22:22:44.99 | 0.3 | undecidable | manual | P | 154 | 48.618 | 99 | -0.48 | 78 |
IV.HCRL.HHZ. | 2020-12-31T22:22:44.52 | 0.3 | undecidable | manual | P | 167 | 45.2214 | 100 | -0.42 | 79 |
IV.EPZF.HHZ. | 2020-12-31T22:22:44.34 | 0.6 | undecidable | manual | S | 343 | 16.7721 | 125 | 0.35 | 57 |
IV.AIO.HHZ. | 2020-12-31T22:22:44.67 | 0.3 | undecidable | manual | P | 41 | 42.8238 | 101 | 0.09 | 84 |
IV.EMCN.HHN. | 2020-12-31T22:22:43.78 | 0.6 | undecidable | manual | S | 40 | 16.2726 | 126 | -0.1 | 60 |
IV.HLNI.HHZ. | 2020-12-31T22:22:43.35 | 0.3 | undecidable | manual | P | 186 | 36.9297 | 103 | -0.34 | 82 |
IV.ESML.HHZ. | 2020-12-31T22:22:42.06 | 0.6 | undecidable | manual | S | 204 | 7.4814 | 151 | -0.25 | 58 |
IV.EPOZ.HHZ. | 2020-12-31T22:22:42.05 | 0.3 | undecidable | manual | P | 92 | 24.1536 | 113 | 0.23 | 85 |
IV.ECTS.HHZ. | 2020-12-31T22:22:42.25 | 0.3 | undecidable | manual | P | 39 | 28.9488 | 108 | -0.25 | 86 |
IV.EPZF.HHZ. | 2020-12-31T22:22:41.40 | 0.3 | undecidable | manual | P | 343 | 16.7721 | 125 | 0.58 | 79 |
IV.EPIT.HHN. | 2020-12-31T22:22:41.00 | 0.3 | undecidable | manual | P | 41 | 19.2696 | 120 | -0.14 | 89 |
IV.EMSG.HHZ. | 2020-12-31T22:22:41.05 | 0.3 | undecidable | manual | P | 11 | 15.9729 | 127 | 0.33 | 85 |
IV.ESLN.HHZ. | 2020-12-31T22:22:41.97 | 0.6 | undecidable | manual | S | 74 | 5.5944 | 158 | -0.13 | 60 |
IV.EMCN.HHN. | 2020-12-31T22:22:40.56 | 0.3 | undecidable | manual | P | 40 | 16.2726 | 126 | -0.19 | 88 |
IV.ENIC.HHZ. | 2020-12-31T22:22:40.10 | 0.3 | undecidable | manual | P | 119 | 10.878 | 140 | -0.05 | 91 |
IV.ECBD.HHN. | 2020-12-31T22:22:40.64 | 0.3 | undecidable | manual | P | 54 | 18.87 | 121 | -0.44 | 84 |
IV.ESLN.HHZ. | 2020-12-31T22:22:39.58 | 0.3 | undecidable | manual | P | 74 | 5.5944 | 158 | -0.15 | 90 |
IV.ESML.HHZ. | 2020-12-31T22:22:39.64 | 0.3 | undecidable | manual | P | 204 | 7.4814 | 151 | -0.21 | 88 |
IV.ECHR.HHE. | 2020-12-31T22:22:39.53 | 0.3 | undecidable | manual | P | 356 | 0.7992 | 177 | -0.04 | 93 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ESML.HHE. | ML:1.7 | 0.0005155 | 0.9 | AML | other | m | 2020-12-31T22:22:43.54 |
IV.ENIC.HHN. | ML:2.2 | 0.001415 | 1.14 | AML | other | m | 2020-12-31T22:22:44.23 |
IV.ENIC.HHE. | ML:2.1 | 0.001145 | 0.92 | AML | other | m | 2020-12-31T22:22:46.00 |
IV.EPZF.HHE. | ML:1.9 | 0.000519 | 0.76 | AML | other | m | 2020-12-31T22:22:47.11 |
IV.EPZF.HHN. | ML:1.8 | 0.000455 | 0.56 | AML | other | m | 2020-12-31T22:22:47.61 |
IV.ESML.HHN. | ML:1.5 | 0.000307 | 0.64 | AML | other | m | 2020-12-31T22:22:47.44 |
IV.HLNI.HHE. | ML:1.7 | 0.0001975 | 0.68 | AML | other | m | 2020-12-31T22:22:49.11 |
IV.HLNI.HHN. | ML:1.5 | 0.00010899999999999999 | 1.18 | AML | other | m | 2020-12-31T22:22:51.25 |
IV.HCRL.HHN. | ML:1.8 | 0.00016549999999999998 | 1.22 | AML | other | m | 2020-12-31T22:22:52.75 |
IV.HCRL.HHE. | ML:1.9 | 0.000209 | 0.5 | AML | other | m | 2020-12-31T22:22:52.01 |
IV.HAGA.HHE. | ML:1.8 | 0.00015695 | 0.54 | AML | other | m | 2020-12-31T22:22:52.50 |
IV.HAGA.HHN. | ML:1.7 | 0.00013700000000000002 | 1.56 | AML | other | m | 2020-12-31T22:22:53.00 |
IV.SSY.HHE. | ML:2.4 | 0.00046849999999999995 | 1.36 | AML | other | m | 2020-12-31T22:22:57.31 |
IV.SSY.HHN. | ML:2.7 | 0.0010035 | 1.56 | AML | other | m | 2020-12-31T22:22:59.01 |
IV.HAVL.HHE. | ML:2.2 | 0.0001915 | 0.58 | AML | other | m | 2020-12-31T22:23:02.38 |
IV.HAVL.HHN. | ML:2.2 | 0.00022250000000000001 | 0.58 | AML | other | m | 2020-12-31T22:23:02.22 |