A magnitude ML 1.6 earthquake occured in region: 3 km NW Troina (EN), on
and geographic coordinates (lat, lon) 37.8060, 14.5840 at 21 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 |
---|---|---|---|---|
Troina | EN | 3 | 9373 | 9373 |
Cerami | EN | 7 | 2006 | 11379 |
Capizzi | ME | 10 | 3176 | 14555 |
San Teodoro | ME | 11 | 1403 | 15958 |
Gagliano Castelferrato | EN | 11 | 3593 | 19551 |
CesarĂ² | ME | 12 | 2439 | 21990 |
Agira | EN | 17 | 8345 | 30335 |
Nicosia | EN | 18 | 13899 | 44234 |
Regalbuto | EN | 18 | 7277 | 51511 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2021-11-11 10:10:40 |
37.8062 | 14.5843 | 21 | 2022-03-30 13:04:36 |
Bollettino Sismico Italiano INGV | 100762851 |
Reviewed Rev100 |
ML 1.7 | 2021-11-11 10:10:40 |
37.798 | 14.5297 | 23 | 2021-11-11 10:18:52 |
Sala Sismica INGV-Roma | 97394771 |
Field | Value |
---|---|
Time (UTC) | 2021-11-11 10:10:40 ± 0.41 |
Latitude | 37.8062 ± 0.0117 |
Longitude | 14.5843 ± 0.0159 |
Depth (km) | 21 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 100762851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1264 |
Semi-minor axis of confidence ellipse (meter) | 1161 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 97 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1260.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 173 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.09623 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33455 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 100762851 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-17 15:57:56 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 97394771 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-11 10:18:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MCPD.HHE. | 2021-11-11T10:10:53.40 | 0.6 | undecidable | manual | S | 20 | 37.1295 | 111 | -0.32 | 61 |
IV.MSFR.HHZ. | 2021-11-11T10:10:50.69 | 0.6 | undecidable | manual | S | 1 | 25.2525 | 122 | -0.19 | 64 |
IV.EPZF.HHZ. | 2021-11-11T10:10:50.93 | 0.6 | undecidable | manual | S | 85 | 23.9538 | 124 | 0.34 | 61 |
IV.MCPD.HHE. | 2021-11-11T10:10:48.43 | 0.3 | undecidable | manual | P | 20 | 37.1295 | 111 | 0.15 | 94 |
IV.GALF.HHZ. | 2021-11-11T10:10:48.12 | 0.6 | undecidable | manual | S | 188 | 10.6782 | 149 | 0.01 | 67 |
IV.MSFR.HHZ. | 2021-11-11T10:10:47.02 | 0.3 | undecidable | manual | P | 1 | 25.2525 | 122 | 0.37 | 91 |
IV.EPZF.HHZ. | 2021-11-11T10:10:46.11 | 0.3 | undecidable | manual | P | 85 | 23.9538 | 124 | -0.37 | 92 |
IV.GALF.HHZ. | 2021-11-11T10:10:45.00 | 0.3 | undecidable | manual | P | 188 | 10.6782 | 149 | -0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GALF.HHN. | ML:1.3 | 0.00014586522000000003 | 0.256 | AML | other | m | 2021-11-11T10:10:48.49 |
IV.GALF.HHE. | ML:1.5 | 0.00021006135 | 0.2432 | AML | other | m | 2021-11-11T10:10:48.49 |
IV.ESCV.HHE. | ML:1.8 | 0.0003338124 | 0.256 | AML | other | m | 2021-11-11T10:10:51.59 |
IV.ESCV.HHN. | ML:1.8 | 0.00036826000000000003 | 0.3008 | AML | other | m | 2021-11-11T10:10:52.28 |