A magnitude ML 1.3 earthquake occured in region: 8 km NW Noto (SR), on
and geographic coordinates (lat, lon) 36.9500, 15.0120 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 |
---|---|---|---|---|
Noto | SR | 8 | 23913 | 23913 |
Canicattini Bagni | SR | 11 | 7109 | 31022 |
Avola | SR | 12 | 31708 | 62730 |
Rosolini | SR | 15 | 21427 | 84157 |
Palazzolo Acreide | SR | 16 | 8808 | 92965 |
Cassaro | SR | 18 | 821 | 93786 |
Buscemi | SR | 19 | 1051 | 94837 |
Floridia | SR | 19 | 22762 | 117599 |
Solarino | SR | 20 | 8091 | 125690 |
Ferla | SR | 20 | 2523 | 128213 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2021-04-18 18:03:28 |
36.9497 | 15.0122 | 21 | 2021-07-12 16:55:12 |
Bollettino Sismico Italiano INGV | 90296701 |
Reviewed Rev100 |
ML 1.4 | 2021-04-18 18:03:28 |
36.9457 | 15.0137 | 21 | 2021-04-18 18:09:03 |
Sala Sismica INGV-Roma | 89225341 |
Field | Value |
---|---|
Time (UTC) | 2021-04-18 18:03:28 ± 0.09 |
Latitude | 36.9497 ± 0.0018 |
Longitude | 15.0122 ± 0.0034 |
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 | 90296701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 316 |
Semi-minor axis of confidence ellipse (meter) | 131 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 266 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.08813 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41369 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 90296701 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-28 14:57:52 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 89225341 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-18 18:09:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HLNI.HHZ. | 2021-04-18T18:03:43.48 | 0.3 | undecidable | manual | S | 344 | 45.9207 | 107 | -0.27 | 68 |
IV.HVIT.HHZ. | 2021-04-18T18:03:43.42 | 0.3 | undecidable | manual | S | 276 | 43.7229 | 108 | 0.23 | 70 |
IV.HAGA.HHZ. | 2021-04-18T18:03:42.14 | 0.6 | undecidable | manual | S | 19 | 39.3273 | 110 | 0.08 | 47 |
IV.HCRL.HHN. | 2021-04-18T18:03:41.38 | 0.3 | undecidable | manual | S | 3 | 37.0296 | 112 | -0.12 | 71 |
IV.HVZN.HHZ. | 2021-04-18T18:03:41.64 | 0.3 | undecidable | manual | S | 314 | 36.5412 | 112 | 0.27 | 70 |
IV.HPAC.HHZ. | 2021-04-18T18:03:39.15 | 0.3 | undecidable | manual | S | 175 | 26.8509 | 121 | 0.09 | 73 |
IV.HSRS.HNZ. | 2021-04-18T18:03:38.52 | 0.3 | undecidable | manual | S | 49 | 24.4533 | 124 | 0 | 74 |
IV.SSY.HHZ. | 2021-04-18T18:03:38.32 | 0.3 | undecidable | manual | S | 13 | 23.754 | 125 | -0.04 | 74 |
IV.HMDC.HHZ. | 2021-04-18T18:03:37.43 | 0.3 | undecidable | manual | S | 273 | 20.3685 | 130 | -0.21 | 71 |
IV.HLNI.HHZ. | 2021-04-18T18:03:37.16 | 0.3 | undecidable | manual | P | 344 | 45.9207 | 107 | -0.2 | 69 |
IV.ISPIC.HNZ. | 2021-04-18T18:03:37.88 | 0.6 | undecidable | manual | S | 207 | 21.1677 | 129 | 0.08 | 49 |
IV.HVIT.HHZ. | 2021-04-18T18:03:37.10 | 0.6 | undecidable | manual | P | 276 | 43.7229 | 108 | 0.07 | 48 |
IV.HVZN.HHZ. | 2021-04-18T18:03:36.12 | 0.3 | undecidable | manual | P | 314 | 36.5412 | 112 | 0.14 | 71 |
IV.HCRL.HHN. | 2021-04-18T18:03:36.07 | 0.3 | undecidable | manual | P | 3 | 37.0296 | 112 | 0.01 | 73 |
IV.HAGA.HHZ. | 2021-04-18T18:03:36.35 | 0.1 | undecidable | manual | P | 19 | 39.3273 | 110 | -0.03 | 97 |
IV.HAVL.HHZ. | 2021-04-18T18:03:35.90 | 0.3 | undecidable | manual | S | 84 | 9.7791 | 152 | 0.05 | 75 |
IV.HPAC.HHZ. | 2021-04-18T18:03:34.40 | 0.1 | undecidable | manual | P | 175 | 26.8509 | 121 | -0.25 | 95 |
IV.HSRS.HNZ. | 2021-04-18T18:03:34.31 | 0.1 | undecidable | manual | P | 49 | 24.4533 | 124 | -0.03 | 99 |
IV.SSY.HHZ. | 2021-04-18T18:03:34.43 | 0.1 | positive | manual | P | 13 | 23.754 | 125 | 0.19 | 96 |
IV.HMDC.HHZ. | 2021-04-18T18:03:33.86 | 0.3 | undecidable | manual | P | 273 | 20.3685 | 130 | 0.03 | 75 |
IV.ISPIC.HNZ. | 2021-04-18T18:03:33.82 | 0.6 | undecidable | manual | P | 207 | 21.1677 | 129 | -0.1 | 49 |
IV.HAVL.HHZ. | 2021-04-18T18:03:32.86 | 0.1 | positive | manual | P | 84 | 9.7791 | 152 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HAVL.HHN. | ML:1.4 | 0.0001658676 | 0.2816 | AML | other | m | 2021-04-18T18:03:36.12 |
IV.HAVL.HHE. | ML:1.4 | 0.000176 | 0.94 | AML | other | m | 2021-04-18T18:03:36.50 |
IV.SSY.HHN. | ML:2.0 | 0.00047534850000000007 | 2.24 | AML | other | m | 2021-04-18T18:03:38.99 |
IV.HMDC.HHE. | ML:1.1 | 0.000069851525 | 1.2416 | AML | other | m | 2021-04-18T18:03:37.89 |
IV.HMDC.HHN. | ML:1.1 | 0.00007206016 | 2.0608 | AML | other | m | 2021-04-18T18:03:37.89 |
IV.SSY.HHE. | ML:1.7 | 0.00025755594999999997 | 1.1264 | AML | other | m | 2021-04-18T18:03:39.11 |
IV.HLNI.HHN. | ML:1.2 | 0.000046850879999999994 | 1.728 | AML | other | m | 2021-04-18T18:03:44.69 |
IV.HLNI.HHE. | ML:1.2 | 0.00003827419 | 1.4592 | AML | other | m | 2021-04-18T18:03:43.94 |