A magnitude ML 1.8 earthquake occured in region: 2 km W Blufi (PA), on
and geographic coordinates (lat, lon) 37.7580, 14.0540 at 43 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 |
---|---|---|---|---|
Blufi | PA | 2 | 1029 | 1029 |
Castellana Sicula | PA | 3 | 3411 | 4440 |
Bompietro | PA | 4 | 1401 | 5841 |
Petralia Sottana | PA | 6 | 2821 | 8662 |
Petralia Soprana | PA | 7 | 3360 | 12022 |
Polizzi Generosa | PA | 8 | 3407 | 15429 |
Resuttano | CL | 9 | 2038 | 17467 |
Alimena | PA | 9 | 2032 | 19499 |
Gangi | PA | 14 | 6811 | 26310 |
Geraci Siculo | PA | 14 | 1945 | 28255 |
Caltavuturo | PA | 16 | 4017 | 32272 |
Scillato | PA | 17 | 613 | 32885 |
Santa Caterina Villarmosa | CL | 19 | 5388 | 38273 |
Sclafani Bagni | PA | 19 | 426 | 38699 |
Valledolmo | PA | 20 | 3594 | 42293 |
Castelbuono | PA | 20 | 8943 | 51236 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2020-04-24 14:32:37 |
37.758 | 14.0542 | 43 | 2020-07-18 21:08:40 |
Bollettino Sismico Italiano INGV | 80112671 |
Reviewed Rev100 |
ML 1.7 | 2020-04-24 14:32:37 |
37.7642 | 14.0788 | 43 | 2020-04-24 14:55:15 |
Sala Sismica INGV-Roma | 78536821 |
Field | Value |
---|---|
Time (UTC) | 2020-04-24 14:32:37 ± 0.35 |
Latitude | 37.7580 ± 0.0153 |
Longitude | 14.0542 ± 0.0341 |
Depth (km) | 43 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 80112671 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2663 |
Semi-minor axis of confidence ellipse (meter) | 1932 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 265 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 120 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.08903 |
Epicentral distance of station farthest from the epicenter (degree) | 0.78151 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 80112671 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-06-12 11:33:37 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 78536821 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-24 14:55:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HVZN.HHE. | 2020-04-24T14:33:04.28 | 0.6 | undecidable | manual | S | 138 | 86.7465 | 97 | 0.47 | 41 |
IV.GIB.HHE. | 2020-04-24T14:32:52.65 | 0.6 | undecidable | manual | S | 355 | 25.8519 | 139 | 0.76 | 41 |
IV.PLLN.EHE. | 2020-04-24T14:32:52.54 | 0.6 | undecidable | manual | S | 17 | 27.1506 | 138 | 0.47 | 45 |
IV.HVZN.HHE. | 2020-04-24T14:32:52.37 | 0.3 | undecidable | manual | P | 138 | 86.7465 | 97 | -0.45 | 61 |
IV.CLTA.HHE. | 2020-04-24T14:32:51.07 | 0.3 | undecidable | manual | P | 187 | 67.0773 | 102 | 0.67 | 60 |
IV.CSLB.HHZ. | 2020-04-24T14:32:51.20 | 0.6 | undecidable | manual | S | 1 | 19.869 | 148 | 0.07 | 50 |
IV.RESU.HHZ. | 2020-04-24T14:32:50.70 | 0.6 | undecidable | manual | S | 179 | 12.3765 | 159 | 0.3 | 49 |
IV.PETRA.HHZ. | 2020-04-24T14:32:49.84 | 0.6 | undecidable | manual | S | 32 | 9.879 | 163 | -0.39 | 47 |
IV.PLLN.EHE. | 2020-04-24T14:32:46.04 | 0.1 | undecidable | manual | P | 17 | 27.1506 | 138 | 0 | 100 |
IV.GIB.HHE. | 2020-04-24T14:32:46.09 | 0.1 | undecidable | manual | P | 355 | 25.8519 | 139 | 0.15 | 97 |
IV.SCIAR.HHE. | 2020-04-24T14:32:46.97 | 0.3 | undecidable | manual | P | 307 | 33.5442 | 130 | 0.35 | 69 |
IV.CSLB.HHZ. | 2020-04-24T14:32:45.03 | 0.1 | undecidable | manual | P | 1 | 19.869 | 148 | -0.46 | 92 |
IV.PETRA.HHZ. | 2020-04-24T14:32:44.46 | 0.1 | undecidable | manual | P | 32 | 9.879 | 163 | -0.52 | 92 |
IV.RESU.HHZ. | 2020-04-24T14:32:44.75 | 0.1 | undecidable | manual | P | 179 | 12.3765 | 159 | -0.33 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PETRA.HHE. | ML:2.0 | 0.00033 | 1.62 | AML | other | m | 2020-04-24T14:32:50.03 |
IV.RESU.HHE. | ML:1.9 | 0.0002615 | 0.54 | AML | other | m | 2020-04-24T14:32:51.37 |
IV.CSLB.HHN. | ML:1.4 | 0.00008245 | 0.48 | AML | other | m | 2020-04-24T14:32:51.78 |
IV.CSLB.HHE. | ML:1.3 | 0.0000537 | 0.5 | AML | other | m | 2020-04-24T14:32:51.57 |
IV.PETRA.HHN. | ML:1.7 | 0.0001545 | 0.36 | AML | other | m | 2020-04-24T14:32:51.72 |
IV.RESU.HHN. | ML:2.0 | 0.0002915 | 0.78 | AML | other | m | 2020-04-24T14:32:52.02 |