A magnitude ML 2.3 earthquake occured in region: 6 km E Menfi (AG), on
and geographic coordinates (lat, lon) 37.5860, 13.0310 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 | 6 | 12592 | 12592 |
Sciacca | AG | 10 | 40928 | 53520 |
Sambuca di Sicilia | AG | 10 | 5877 | 59397 |
Santa Margherita di Belice | AG | 12 | 6363 | 65760 |
Montevago | AG | 14 | 3006 | 68766 |
Caltabellotta | AG | 16 | 3681 | 72447 |
Salaparuta | TP | 19 | 1696 | 74143 |
Partanna | TP | 20 | 10607 | 84750 |
Poggioreale | TP | 20 | 1494 | 86244 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.3 | 2019-07-20 17:22:09 |
37.586 | 13.0312 | 9 | 2019-11-13 14:31:07 |
Bollettino Sismico Italiano INGV | 73413991 |
Reviewed Rev100 |
ML 2.2 | 2019-07-20 17:22:09 |
37.6098 | 13.0222 | 9 | 2019-07-20 17:28:15 |
Sala Sismica INGV-Roma | 70743661 |
Field | Value |
---|---|
Time (UTC) | 2019-07-20 17:22:09 ± 0.41 |
Latitude | 37.5860 ± 0.0162 |
Longitude | 13.0312 ± 0.0182 |
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 | 73413991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2048 |
Semi-minor axis of confidence ellipse (meter) | 1258 |
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) | 2050.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 171 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.08723 |
Epicentral distance of station farthest from the epicenter (degree) | 0.85436 |
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 | 2.2 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 70743661 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-07-20 17:28:15 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 73413991 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-10-23 17:45:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CLTA.HHZ. | 2019-07-20T17:22:28.98 | 0.3 | undecidable | manual | P | 120 | 94.8384 | 50 | 3.61 | 0 |
IV.CMDO.HHZ. | 2019-07-20T17:22:27.92 | 0.3 | undecidable | manual | P | 101 | 70.9734 | 50 | 6.22 | 0 |
IV.FAVR.HHN. | 2019-07-20T17:22:26.05 | 0.1 | undecidable | manual | P | 122 | 66.2781 | 50 | 5.08 | 0 |
IV.ALJA.HHZ. | 2019-07-20T17:22:25.33 | 0.3 | undecidable | manual | P | 74 | 65.9895 | 50 | 4.4 | 0 |
IV.MARS.EHZ. | 2019-07-20T17:22:24.49 | 0.6 | undecidable | manual | S | 295 | 44.9217 | 50 | 0.47 | 23 |
IV.MBFT.HHZ. | 2019-07-20T17:22:22.01 | 0.6 | undecidable | manual | S | 350 | 40.5261 | 50 | -0.82 | 29 |
IV.MFNL.HHZ. | 2019-07-20T17:22:18.24 | 0.6 | undecidable | manual | S | 337 | 24.6531 | 110 | 0.11 | 50 |
IV.CRJA.HHZ. | 2019-07-20T17:22:18.57 | 0.6 | undecidable | manual | S | 354 | 24.0537 | 110 | 0.64 | 43 |
IV.CAVT.HHZ. | 2019-07-20T17:22:18.80 | 0.6 | undecidable | manual | S | 293 | 26.2515 | 108 | 0.13 | 49 |
IV.MARS.EHZ. | 2019-07-20T17:22:17.70 | 0.3 | undecidable | manual | P | 295 | 44.9217 | 50 | 0.01 | 38 |
IV.MBFT.HHZ. | 2019-07-20T17:22:16.63 | 0.3 | undecidable | manual | P | 350 | 40.5261 | 50 | -0.38 | 51 |
IV.CRJA.HHZ. | 2019-07-20T17:22:14.55 | 0.1 | positive | manual | P | 354 | 24.0537 | 110 | 0.37 | 94 |
IV.CAVT.HHZ. | 2019-07-20T17:22:14.67 | 0.1 | negative | manual | P | 293 | 26.2515 | 108 | 0.07 | 100 |
IV.MFNL.HHZ. | 2019-07-20T17:22:14.45 | 0.1 | undecidable | manual | P | 337 | 24.6531 | 110 | 0.16 | 98 |
IV.MMGO.HHE. | 2019-07-20T17:22:12.70 | 0.3 | undecidable | manual | S | 330 | 9.6792 | 132 | -0.89 | 58 |
IV.MMGO.HHE. | 2019-07-20T17:22:11.54 | 0.1 | undecidable | manual | P | 330 | 9.6792 | 132 | -0.13 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CRJA.HHE. | ML:2.6 | 0.002315 | 1.16 | AML | other | m | 2019-07-20T17:22:18.85 |
IV.CAVT.HHN. | ML:2.6 | 0.0024950000000000003 | 1.5 | AML | other | m | 2019-07-20T17:22:18.11 |
IV.CRJA.HHN. | ML:2.4 | 0.0016950000000000001 | 1.26 | AML | other | m | 2019-07-20T17:22:18.31 |
IV.MFNL.HHE. | ML:2.1 | 0.0007675000000000001 | 0.84 | AML | other | m | 2019-07-20T17:22:19.65 |
IV.CAVT.HHE. | ML:2.2 | 0.0009730000000000001 | 0.58 | AML | other | m | 2019-07-20T17:22:20.44 |
IV.MFNL.HHN. | ML:2.1 | 0.0007585 | 0.38 | AML | other | m | 2019-07-20T17:22:21.01 |
IV.MBFT.HHE. | ML:2.0 | 0.00038 | 0.22 | AML | other | m | 2019-07-20T17:22:22.77 |
IV.MBFT.HHN. | ML:2.1 | 0.00041000000000000005 | 1.46 | AML | other | m | 2019-07-20T17:22:22.97 |