A magnitude ML 1.7 earthquake occured in region: 6 km N Mazzarrone (CT), on
and geographic coordinates (lat, lon) 37.1350, 14.5620 at 25 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 |
---|---|---|---|---|
Mazzarrone | CT | 6 | 4078 | 4078 |
Grammichele | CT | 11 | 13418 | 17496 |
Caltagirone | CT | 12 | 38686 | 56182 |
Licodia Eubea | CT | 13 | 3081 | 59263 |
Acate | RG | 13 | 10954 | 70217 |
Niscemi | CL | 16 | 27558 | 97775 |
Vizzini | CT | 17 | 6241 | 104016 |
Chiaramonte Gulfi | RG | 17 | 8238 | 112254 |
Mineo | CT | 19 | 5159 | 117413 |
Monterosso Almo | RG | 19 | 3032 | 120445 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-06-15 20:23:47 |
37.1353 | 14.5623 | 25 | 2021-12-29 11:12:06 |
Bollettino Sismico Italiano INGV | 91502831 |
Reviewed Rev100 |
ML 1.8 | 2021-06-15 20:23:47 |
37.1317 | 14.5525 | 26 | 2021-06-15 20:30:32 |
Sala Sismica INGV-Roma | 91352141 |
Field | Value |
---|---|
Time (UTC) | 2021-06-15 20:23:47 ± 0.14 |
Latitude | 37.1353 ± 0.0054 |
Longitude | 14.5623 ± 0.0068 |
Depth (km) | 25 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91502831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 593 |
Semi-minor axis of confidence ellipse (meter) | 355 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 126 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 590.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 69 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 28 |
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) | 0.12141 |
Epicentral distance of station farthest from the epicenter (degree) | 0.66820 |
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 | 22 |
Type of magnitude | ML |
Reference to an origin | 91502831 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-18 15:53:54 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 91352141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-06-15 20:30:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SSY.HHZ. | 2021-06-15T20:24:03.09 | 1.0 | undecidable | manual | S | 87 | 45.3213 | 113 | 0.36 | 29 |
IV.HCRL.HHZ. | 2021-06-15T20:24:02.91 | 0.6 | undecidable | manual | S | 68 | 44.622 | 113 | 0.32 | 59 |
MN.VAE.HHZ. | 2021-06-15T20:24:01.56 | 0.3 | undecidable | manual | S | 334 | 41.3253 | 115 | -0.21 | 91 |
IV.CROCE.HHZ. | 2021-06-15T20:24:00.03 | 0.3 | undecidable | manual | S | 184 | 33.6441 | 121 | 0.07 | 97 |
IV.ESPC.HHN. | 2021-06-15T20:24:00.67 | 1.0 | undecidable | manual | P | 33 | 74.1702 | 103 | 0.16 | 29 |
IV.EMPL.HHZ. | 2021-06-15T20:24:00.21 | 1.0 | undecidable | manual | P | 31 | 70.1742 | 104 | 0.29 | 29 |
IV.HLNI.HHZ. | 2021-06-15T20:24:00.33 | 0.3 | undecidable | manual | S | 49 | 36.1416 | 119 | -0.21 | 94 |
IV.HMDC.HNN. | 2021-06-15T20:23:59.05 | 0.3 | undecidable | manual | S | 135 | 27.6501 | 127 | 0.43 | 90 |
IV.GALF.HHZ. | 2021-06-15T20:23:59.39 | 1.0 | undecidable | manual | P | 0 | 63.7917 | 105 | 0.42 | 28 |
IV.HPAC.HHE. | 2021-06-15T20:23:59.08 | 0.6 | undecidable | manual | P | 138 | 63.3921 | 105 | 0.17 | 59 |
IV.HSRS.HNN. | 2021-06-15T20:23:58.08 | 1.0 | undecidable | manual | P | 94 | 58.497 | 107 | -0.11 | 31 |
IV.HAVL.HHZ. | 2021-06-15T20:23:57.56 | 0.6 | undecidable | manual | P | 111 | 53.2023 | 109 | 0.15 | 61 |
IV.CLTA.HHN. | 2021-06-15T20:23:57.76 | 0.6 | undecidable | manual | P | 273 | 53.1024 | 109 | 0.36 | 59 |
IV.HAGA.HHZ. | 2021-06-15T20:23:57.33 | 0.6 | undecidable | manual | P | 72 | 54.9006 | 108 | -0.33 | 59 |
IV.RAFF.HHZ. | 2021-06-15T20:23:57.74 | 0.3 | undecidable | manual | S | 299 | 20.1687 | 137 | 0.62 | 89 |
IV.ACATE.EHZ. | 2021-06-15T20:23:56.00 | 0.3 | undecidable | manual | S | 204 | 13.4754 | 149 | -0.04 | 100 |
IV.SSY.HHZ. | 2021-06-15T20:23:56.40 | 0.6 | undecidable | manual | P | 87 | 45.3213 | 113 | 0.13 | 62 |
MN.VAE.HHZ. | 2021-06-15T20:23:56.24 | 0.6 | undecidable | manual | P | 334 | 41.3253 | 115 | 0.53 | 58 |
IV.HVZN.HHZ. | 2021-06-15T20:23:56.11 | 0.3 | undecidable | manual | S | 71 | 14.3745 | 147 | -0.05 | 100 |
IV.HCRL.HHZ. | 2021-06-15T20:23:56.05 | 0.3 | undecidable | manual | P | 68 | 44.622 | 113 | -0.13 | 94 |
IV.HVIT.HHZ. | 2021-06-15T20:23:55.80 | 0.6 | undecidable | manual | S | 193 | 16.2726 | 143 | -0.65 | 56 |
IV.CROCE.HHZ. | 2021-06-15T20:23:54.47 | 0.3 | undecidable | manual | P | 184 | 33.6441 | 121 | -0.19 | 94 |
IV.HLNI.HHZ. | 2021-06-15T20:23:54.64 | 0.3 | undecidable | manual | P | 49 | 36.1416 | 119 | -0.35 | 91 |
IV.HMDC.HNN. | 2021-06-15T20:23:53.89 | 0.6 | undecidable | manual | P | 135 | 27.6501 | 127 | 0 | 66 |
IV.RAFF.HHZ. | 2021-06-15T20:23:52.80 | 0.3 | undecidable | manual | P | 299 | 20.1687 | 137 | -0.22 | 95 |
IV.ACATE.EHZ. | 2021-06-15T20:23:52.32 | 0.3 | undecidable | manual | P | 204 | 13.4754 | 149 | -0.08 | 99 |
IV.HVIT.HHZ. | 2021-06-15T20:23:52.31 | 0.3 | undecidable | manual | P | 193 | 16.2726 | 143 | -0.32 | 94 |
IV.HVZN.HHZ. | 2021-06-15T20:23:52.35 | 0.3 | undecidable | manual | P | 71 | 14.3745 | 147 | -0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ACATE.EHE. | ML:1.7 | 0.000261594425 | 0.1024 | AML | other | m | 2021-06-15T20:23:56.43 |
IV.HVIT.HHN. | ML:2.2 | 0.00090671535 | 0.1792 | AML | other | m | 2021-06-15T20:23:56.61 |
IV.HVIT.HHE. | ML:2.0 | 0.0004947863999999999 | 0.1024 | AML | other | m | 2021-06-15T20:23:56.60 |
IV.HVZN.HHE. | ML:1.6 | 0.00019308580000000001 | 0.2176 | AML | other | m | 2021-06-15T20:23:57.72 |
IV.HVZN.HHN. | ML:1.8 | 0.00033683375 | 0.1408 | AML | other | m | 2021-06-15T20:23:56.43 |
IV.ACATE.EHN. | ML:1.6 | 0.00020444384999999997 | 0.2176 | AML | other | m | 2021-06-15T20:23:59.50 |
IV.RAFF.HHN. | ML:1.7 | 0.000246 | 1.62 | AML | other | m | 2021-06-15T20:23:57.09 |
IV.RAFF.HHE. | ML:1.5 | 0.00014027073000000002 | 0.1792 | AML | other | m | 2021-06-15T20:23:58.03 |
IV.CROCE.HHN. | ML:1.4 | 0.00007462636 | 0.0768 | AML | other | m | 2021-06-15T20:24:00.33 |
IV.HLNI.HHE. | ML:1.9 | 0.0002771658 | 0.1024 | AML | other | m | 2021-06-15T20:24:00.60 |
IV.HLNI.HHN. | ML:2.2 | 0.000454 | 0.12 | AML | other | m | 2021-06-15T20:24:00.66 |
IV.CROCE.HHE. | ML:1.6 | 0.000127864715 | 0.1152 | AML | other | m | 2021-06-15T20:24:00.24 |
IV.HCRL.HHE. | ML:1.5 | 0.00008115818499999999 | 0.256 | AML | other | m | 2021-06-15T20:24:03.19 |
IV.HCRL.HHN. | ML:1.5 | 0.00008098399 | 0.128 | AML | other | m | 2021-06-15T20:24:03.71 |
IV.HAVL.HHE. | ML:2.0 | 0.00022081234999999998 | 0.1408 | AML | other | m | 2021-06-15T20:24:08.28 |
IV.HAVL.HHN. | ML:2.0 | 0.00021613435 | 0.1152 | AML | other | m | 2021-06-15T20:24:08.28 |
IV.ACATE.HNN. | ML:1.4 | 0.00014332379 | 0.3072 | AML | other | m | 2021-06-15T20:23:59.49 |
IV.HVZN.HNN. | ML:1.8 | 0.00031797355000000007 | 0.128 | AML | other | m | 2021-06-15T20:23:56.44 |
IV.HVZN.HNE. | ML:1.5 | 0.00018588034999999999 | 0.2304 | AML | other | m | 2021-06-15T20:23:57.73 |
IV.CROCE.HNE. | ML:1.7 | 0.00015573160499999998 | 0.1152 | AML | other | m | 2021-06-15T20:24:00.18 |
IV.SSY.HHN. | ML:2.4 | 0.0006026871499999999 | 0.2432 | AML | other | m | 2021-06-15T20:24:07.46 |
IV.SSY.HHE. | ML:1.8 | 0.00017008658000000002 | 0.128 | AML | other | m | 2021-06-15T20:24:06.90 |