A magnitude ML 1.4 earthquake occured in region: 4 km SW Castelbuono (PA), on
and geographic coordinates (lat, lon) 37.9030, 14.0690 at 7 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 |
---|---|---|---|---|
Castelbuono | PA | 4 | 8943 | 8943 |
Isnello | PA | 7 | 1589 | 10532 |
Geraci Siculo | PA | 9 | 1945 | 12477 |
San Mauro Castelverde | PA | 11 | 1701 | 14178 |
Petralia Sottana | PA | 11 | 2821 | 16999 |
Gratteri | PA | 11 | 963 | 17962 |
Polizzi Generosa | PA | 12 | 3407 | 21369 |
Collesano | PA | 12 | 4054 | 25423 |
Petralia Soprana | PA | 12 | 3360 | 28783 |
Pollina | PA | 12 | 2974 | 31757 |
Castellana Sicula | PA | 14 | 3411 | 35168 |
Scillato | PA | 15 | 613 | 35781 |
Lascari | PA | 16 | 3588 | 39369 |
Cefalù | PA | 16 | 14393 | 53762 |
Blufi | PA | 17 | 1029 | 54791 |
Gangi | PA | 17 | 6811 | 61602 |
Bompietro | PA | 17 | 1401 | 63003 |
Tusa | ME | 18 | 2925 | 65928 |
Caltavuturo | PA | 18 | 4017 | 69945 |
Campofelice di Roccella | PA | 19 | 7537 | 77482 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-05-23 22:41:42 |
37.9027 | 14.0692 | 7 | 2021-12-29 11:12:02 |
Bollettino Sismico Italiano INGV | 90668401 |
Reviewed Rev100 |
ML 1.4 | 2021-05-23 22:41:42 |
37.9023 | 14.071 | 7 | 2021-05-23 23:11:04 |
Sala Sismica INGV-Roma | 90434781 |
Field | Value |
---|---|
Time (UTC) | 2021-05-23 22:41:42 ± 0.07 |
Latitude | 37.9027 ± 0.0036 |
Longitude | 14.0692 ± 0.0068 |
Depth (km) | 7 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 90668401 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 535 |
Semi-minor axis of confidence ellipse (meter) | 283 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 274 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 56 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.03597 |
Epicentral distance of station farthest from the epicenter (degree) | 0.77162 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 90434781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-23 23:11:04 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 90668401 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-05-31 18:01:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.IFIL.HHE. | 2021-05-23T22:41:58.34 | 0.3 | undecidable | manual | P | 31 | 85.6476 | 50 | 0.32 | 61 |
IV.IACL.HHE. | 2021-05-23T22:41:56.71 | 0.6 | undecidable | manual | P | 20 | 74.2701 | 50 | 0.44 | 41 |
IV.MUCR.HHZ. | 2021-05-23T22:41:55.84 | 0.3 | undecidable | manual | P | 77 | 72.0723 | 50 | -0.09 | 66 |
IV.MCPD.HHE. | 2021-05-23T22:41:54.25 | 0.1 | undecidable | manual | P | 67 | 62.6928 | 50 | -0.24 | 87 |
IV.ALJA.HHE. | 2021-05-23T22:41:54.61 | 0.6 | undecidable | manual | S | 238 | 32.4453 | 102 | 0.2 | 46 |
IV.RESU.HHZ. | 2021-05-23T22:41:53.00 | 0.6 | undecidable | manual | S | 182 | 28.3494 | 104 | -0.03 | 48 |
IV.SOLUN.HHE. | 2021-05-23T22:41:52.40 | 0.3 | undecidable | manual | P | 294 | 51.4152 | 50 | -0.35 | 65 |
IV.GALF.HHZ. | 2021-05-23T22:41:52.67 | 0.1 | undecidable | manual | P | 116 | 48.5181 | 50 | 0.37 | 87 |
IV.CAGR.HHE. | 2021-05-23T22:41:52.69 | 0.6 | undecidable | manual | P | 129 | 48.9177 | 50 | 0.31 | 44 |
IV.MSFR.HHZ. | 2021-05-23T22:41:51.89 | 0.1 | undecidable | manual | P | 72 | 47.9187 | 50 | -0.33 | 87 |
IV.ALJA.HHE. | 2021-05-23T22:41:49.63 | 0.6 | undecidable | manual | P | 238 | 32.4453 | 102 | 0.1 | 47 |
IV.RESU.HHZ. | 2021-05-23T22:41:48.74 | 0.1 | undecidable | manual | P | 182 | 28.3494 | 104 | 0 | 97 |
IV.PLLN.EHZ. | 2021-05-23T22:41:48.01 | 0.6 | undecidable | manual | S | 33 | 11.877 | 120 | 0.34 | 46 |
IV.GIB.HHZ. | 2021-05-23T22:41:47.59 | 0.3 | undecidable | manual | S | 339 | 10.3785 | 124 | 0.37 | 69 |
IV.PETRA.HHZ. | 2021-05-23T22:41:46.82 | 0.3 | undecidable | manual | S | 152 | 8.6802 | 129 | 0.09 | 74 |
IV.GIB.HHZ. | 2021-05-23T22:41:45.26 | 0.1 | undecidable | manual | P | 339 | 10.3785 | 124 | -0.13 | 97 |
IV.CSLB.HHZ. | 2021-05-23T22:41:45.61 | 0.1 | undecidable | manual | S | 346 | 3.996 | 150 | -0.05 | 100 |
IV.PLLN.EHZ. | 2021-05-23T22:41:45.49 | 0.1 | undecidable | manual | P | 33 | 11.877 | 120 | -0.15 | 97 |
IV.CSLB.HHZ. | 2021-05-23T22:41:44.30 | 0.1 | undecidable | manual | P | 346 | 3.996 | 150 | -0.19 | 97 |
IV.PETRA.HHZ. | 2021-05-23T22:41:44.97 | 0.1 | undecidable | manual | P | 152 | 8.6802 | 129 | -0.14 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PETRA.HHN. | ML:1.5 | 0.0005456143 | 0.1408 | AML | other | m | 2021-05-23T22:41:47.70 |
IV.PETRA.HHE. | ML:1.4 | 0.00043192525 | 0.2304 | AML | other | m | 2021-05-23T22:41:47.85 |
IV.GIB.HHN. | ML:1.7 | 0.000786 | 0.46 | AML | other | m | 2021-05-23T22:41:47.86 |
IV.GIB.HHE. | ML:1.4 | 0.00041000000000000005 | 0.52 | AML | other | m | 2021-05-23T22:41:49.29 |
IV.PLLN.EHN. | ML:0.0 | 0.0003282539 | 0.4608 | AML | other | m | 2021-05-23T22:41:51.07 |
IV.PLLN.EHE. | ML:0.0 | 0.00024372444999999998 | 0.4736 | AML | other | m | 2021-05-23T22:41:49.75 |
IV.RESU.HHE. | ML:0.0 | 0.00008462586999999999 | 0.512 | AML | other | m | 2021-05-23T22:41:56.98 |
IV.RESU.HHN. | ML:0.0 | 0.00009920000000000001 | 0.6 | AML | other | m | 2021-05-23T22:41:57.44 |