A magnitude ML 2.1 earthquake occured in region: 5 km E Menfi (AG), on
and geographic coordinates (lat, lon) 37.6030, 13.0200 at 9 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 |
---|---|---|---|---|
Menfi | AG | 5 | 12592 | 12592 |
Sambuca di Sicilia | AG | 10 | 5877 | 18469 |
Santa Margherita di Belice | AG | 10 | 6363 | 24832 |
Montevago | AG | 12 | 3006 | 27838 |
Sciacca | AG | 12 | 40928 | 68766 |
Salaparuta | TP | 17 | 1696 | 70462 |
Partanna | TP | 18 | 10607 | 81069 |
Caltabellotta | AG | 18 | 3681 | 84750 |
Poggioreale | TP | 18 | 1494 | 86244 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2019-07-21 09:56:59 |
37.6032 | 13.0203 | 9 | 2019-11-13 14:31:00 |
Bollettino Sismico Italiano INGV | 71939281 |
Reviewed Rev100 |
ML 2.2 | 2019-07-21 09:56:59 |
37.605 | 13.025 | 9 | 2019-07-21 10:12:25 |
Sala Sismica INGV-Roma | 70765291 |
Field | Value |
---|---|
Time (UTC) | 2019-07-21 09:56:59 ± 0.34 |
Latitude | 37.6032 ± 0.0153 |
Longitude | 13.0203 ± 0.0170 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 71939281 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1865 |
Semi-minor axis of confidence ellipse (meter) | 1179 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 321 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1860.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 167 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
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) | 0.06835 |
Epicentral distance of station farthest from the epicenter (degree) | 0.87054 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 71939281 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-09-27 12:03:32 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 70765291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-07-21 10:12:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CLTA.HHZ. | 2019-07-21T09:57:18.98 | 0.3 | undecidable | manual | P | 120 | 96.6255 | 50 | 3.12 | 0 |
IV.FAVR.HHZ. | 2019-07-21T09:57:15.79 | 0.3 | undecidable | manual | P | 123 | 68.0763 | 50 | 4.32 | 0 |
IV.ERC.EHN. | 2019-07-21T09:57:14.41 | 0.6 | undecidable | manual | P | 322 | 61.2942 | 50 | 3.99 | 0 |
IV.MBFT.HHZ. | 2019-07-21T09:57:11.97 | 0.6 | undecidable | manual | S | 351 | 38.5281 | 50 | -0.51 | 28 |
IV.CAVT.HHZ. | 2019-07-21T09:57:08.73 | 0.6 | undecidable | manual | S | 290 | 24.753 | 110 | 0.31 | 48 |
IV.CRJA.HHZ. | 2019-07-21T09:57:08.14 | 0.6 | undecidable | manual | S | 356 | 22.0668 | 112 | 0.58 | 44 |
IV.CORL.HHZ. | 2019-07-21T09:57:07.25 | 0.1 | undecidable | manual | P | 38 | 40.7259 | 50 | 0 | 44 |
IV.MFNL.HHZ. | 2019-07-21T09:57:07.42 | 0.6 | undecidable | manual | S | 338 | 22.5552 | 112 | -0.28 | 48 |
IV.MARS.EHZ. | 2019-07-21T09:57:07.69 | 0.1 | negative | manual | P | 293 | 43.3233 | 50 | 0.04 | 25 |
IV.MBFT.HHZ. | 2019-07-21T09:57:06.48 | 0.1 | undecidable | manual | P | 351 | 38.5281 | 50 | -0.42 | 57 |
IV.CAVT.HHZ. | 2019-07-21T09:57:04.63 | 0.1 | negative | manual | P | 290 | 24.753 | 110 | 0.07 | 100 |
IV.CRJA.HHZ. | 2019-07-21T09:57:04.41 | 0.1 | undecidable | manual | P | 356 | 22.0668 | 112 | 0.35 | 94 |
IV.MFNL.HHZ. | 2019-07-21T09:57:04.50 | 0.1 | undecidable | manual | P | 338 | 22.5552 | 112 | 0.35 | 94 |
IV.MMGO.HHZ. | 2019-07-21T09:57:02.61 | 0.3 | undecidable | manual | S | 330 | 7.5813 | 140 | -0.76 | 62 |
IV.MMGO.HHZ. | 2019-07-21T09:57:01.49 | 0.1 | undecidable | manual | P | 330 | 7.5813 | 140 | -0.16 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CRJA.HHN. | ML:2.4 | 0.0016899999999999999 | 1.02 | AML | other | m | 2019-07-21T09:57:08.28 |
IV.CRJA.HHE. | ML:2.6 | 0.002705 | 0.5 | AML | other | m | 2019-07-21T09:57:08.71 |
IV.CAVT.HHN. | ML:2.4 | 0.001745 | 0.12 | AML | other | m | 2019-07-21T09:57:09.10 |
IV.MFNL.HHN. | ML:2.2 | 0.00115 | 1.4 | AML | other | m | 2019-07-21T09:57:10.96 |
IV.CAVT.HHE. | ML:2.3 | 0.001265 | 0.34 | AML | other | m | 2019-07-21T09:57:10.95 |
IV.MFNL.HHE. | ML:2.3 | 0.0014399999999999999 | 1.2 | AML | other | m | 2019-07-21T09:57:12.93 |
IV.MBFT.HHE. | ML:2.1 | 0.000492 | 0.46 | AML | other | m | 2019-07-21T09:57:12.75 |
IV.MBFT.HHN. | ML:2.2 | 0.0006585 | 1.56 | AML | other | m | 2019-07-21T09:57:12.21 |
IV.CORL.HHE. | ML:1.8 | 0.00023899999999999998 | 1.64 | AML | other | m | 2019-07-21T09:57:17.03 |
IV.MARS.EHN. | ML:1.7 | 0.000158 | 0.36 | AML | other | m | 2019-07-21T09:57:19.46 |
IV.CORL.HHN. | ML:2.0 | 0.000298 | 0.7 | AML | other | m | 2019-07-21T09:57:21.22 |
IV.MARS.EHE. | ML:1.8 | 0.0001805 | 0.6 | AML | other | m | 2019-07-21T09:57:23.94 |
IV.FAVR.HHN. | ML:1.8 | 0.0001057 | 0.62 | AML | other | m | 2019-07-21T09:57:32.57 |
IV.FAVR.HHE. | ML:1.4 | 0.00004685 | 1.12 | AML | other | m | 2019-07-21T09:57:33.58 |