A magnitude ML 1.8 earthquake occured in region: 7 km W Casteltermini (AG), on
and geographic coordinates (lat, lon) 37.5690, 13.5680 at 40 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 |
---|---|---|---|---|
Casteltermini | AG | 7 | 8267 | 8267 |
San Biagio Platani | AG | 8 | 3304 | 11571 |
Santo Stefano Quisquina | AG | 9 | 4684 | 16255 |
San Giovanni Gemini | AG | 10 | 8056 | 24311 |
Cammarata | AG | 10 | 6355 | 30666 |
Sant'Angelo Muxaro | AG | 10 | 1390 | 32056 |
Alessandria della Rocca | AG | 10 | 2988 | 35044 |
Acquaviva Platani | CL | 12 | 948 | 35992 |
Bivona | AG | 13 | 3717 | 39709 |
Castronovo di Sicilia | PA | 13 | 3085 | 42794 |
Cianciana | AG | 13 | 3474 | 46268 |
Campofranco | CL | 14 | 3100 | 49368 |
Santa Elisabetta | AG | 15 | 2474 | 51842 |
Sutera | CL | 15 | 1410 | 53252 |
Mussomeli | CL | 17 | 10780 | 64032 |
Milena | CL | 18 | 3018 | 67050 |
Raffadali | AG | 18 | 12856 | 79906 |
Aragona | AG | 19 | 9463 | 89369 |
Comitini | AG | 19 | 968 | 90337 |
Joppolo Giancaxio | AG | 20 | 1245 | 91582 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2020-12-30 02:22:00 |
37.5687 | 13.5682 | 40 | 2021-02-26 14:56:14 |
Bollettino Sismico Italiano INGV | 86201611 |
Reviewed Rev100 |
ML 1.9 | 2020-12-30 02:22:00 |
37.5675 | 13.5582 | 43 | 2020-12-30 02:33:09 |
Sala Sismica INGV-Roma | 85867051 |
Field | Value |
---|---|
Time (UTC) | 2020-12-30 02:22:00 ± 0.34 |
Latitude | 37.5687 ± 0.0261 |
Longitude | 13.5682 ± 0.0204 |
Depth (km) | 40 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86201611 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2829 |
Semi-minor axis of confidence ellipse (meter) | 1734 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 184 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2830.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
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) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.05936 |
Epicentral distance of station farthest from the epicenter (degree) | 0.71946 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 86201611 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-01-27 16:11:23 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 85867051 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-30 02:33:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSLB.HHZ. | 2020-12-30T02:22:20.40 | 0.6 | undecidable | manual | S | 46 | 59.2962 | 96 | -0.29 | 57 |
IV.SCIAR.HHE. | 2020-12-30T02:22:17.86 | 0.6 | undecidable | manual | S | 21 | 44.2224 | 109 | 0.35 | 67 |
IV.RESU.HHZ. | 2020-12-30T02:22:17.40 | 0.6 | undecidable | manual | S | 78 | 43.8228 | 110 | -0.03 | 65 |
IV.RAFF.HHZ. | 2020-12-30T02:22:15.71 | 1.0 | undecidable | manual | P | 119 | 79.8645 | 93 | 0.94 | 23 |
IV.CMDO.HHZ. | 2020-12-30T02:22:14.50 | 0.6 | undecidable | manual | S | 117 | 25.2525 | 136 | 0.42 | 63 |
IV.MTGR.HHZ. | 2020-12-30T02:22:14.78 | 0.6 | undecidable | manual | P | 297 | 79.5648 | 93 | 0.04 | 61 |
IV.CSLB.HHZ. | 2020-12-30T02:22:12.31 | 0.3 | undecidable | manual | P | 46 | 59.2962 | 96 | 0.09 | 98 |
IV.MCT.HHZ. | 2020-12-30T02:22:12.10 | 0.6 | undecidable | manual | S | 32 | 6.5934 | 168 | -0.06 | 72 |
IV.PETRA.HHE. | 2020-12-30T02:22:11.91 | 0.3 | undecidable | manual | P | 58 | 56.2992 | 98 | 0.07 | 99 |
IV.SOLUN.HHE. | 2020-12-30T02:22:11.41 | 0.6 | undecidable | manual | P | 357 | 58.0974 | 97 | -0.66 | 55 |
IV.SCIAR.HHE. | 2020-12-30T02:22:11.18 | 0.6 | undecidable | manual | P | 21 | 44.2224 | 109 | 0.8 | 56 |
IV.RESU.HHZ. | 2020-12-30T02:22:09.46 | 0.3 | undecidable | manual | P | 78 | 43.8228 | 110 | -0.88 | 77 |
IV.CMDO.HHZ. | 2020-12-30T02:22:08.05 | 0.3 | undecidable | manual | P | 117 | 25.2525 | 136 | -0.35 | 100 |
IV.MCT.HHZ. | 2020-12-30T02:22:07.47 | 0.6 | undecidable | manual | P | 32 | 6.5934 | 168 | 0.18 | 69 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CMDO.HHN. | ML:1.9 | 0.0002385057 | 0.72 | AML | other | m | 2020-12-30T02:22:15.78 |
IV.CMDO.HHE. | ML:1.8 | 0.00018525279999999998 | 0.04 | AML | other | m | 2020-12-30T02:22:15.78 |
IV.RESU.HHN. | ML:2.0 | 0.00023108044999999998 | 1.6 | AML | other | m | 2020-12-30T02:22:19.04 |
IV.CSLB.HHN. | ML:1.4 | 0.000043904739999999996 | 0.68 | AML | other | m | 2020-12-30T02:22:20.41 |
IV.CSLB.HHE. | ML:1.7 | 0.00008475834 | 1.36 | AML | other | m | 2020-12-30T02:22:20.31 |