A magnitude ML 1.7 earthquake occured in region: 2 km N Monterosso Almo (RG), on
and geographic coordinates (lat, lon) 37.1090, 14.7680 at 22 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 |
---|---|---|---|---|
Monterosso Almo | RG | 2 | 3032 | 3032 |
Vizzini | CT | 6 | 6241 | 9273 |
Giarratana | RG | 7 | 3048 | 12321 |
Licodia Eubea | CT | 8 | 3081 | 15402 |
Buccheri | SR | 8 | 1999 | 17401 |
Chiaramonte Gulfi | RG | 10 | 8238 | 25639 |
Buscemi | SR | 11 | 1051 | 26690 |
Palazzolo Acreide | SR | 13 | 8808 | 35498 |
Ferla | SR | 16 | 2523 | 38021 |
Cassaro | SR | 16 | 821 | 38842 |
Grammichele | CT | 17 | 13418 | 52260 |
Francofonte | SR | 17 | 12800 | 65060 |
Mazzarrone | CT | 18 | 4078 | 69138 |
Militello in Val di Catania | CT | 19 | 7443 | 76581 |
Mineo | CT | 19 | 5159 | 81740 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-11-23 07:10:57 |
37.1093 | 14.7677 | 22 | 2022-03-30 13:04:21 |
Bollettino Sismico Italiano INGV | 98354301 |
Reviewed Rev100 |
ML 1.7 | 2021-11-23 07:10:57 |
37.1052 | 14.7768 | 23 | 2021-11-23 07:43:48 |
Sala Sismica INGV-Roma | 97710181 |
Field | Value |
---|---|
Time (UTC) | 2021-11-23 07:10:57 ± 0.1 |
Latitude | 37.1093 ± 0.0036 |
Longitude | 14.7677 ± 0.0034 |
Depth (km) | 22 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 98354301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 435 |
Semi-minor axis of confidence ellipse (meter) | 135 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 340 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
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) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.08094 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36243 |
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 | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 98354301 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-09 16:18:30 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 97710181 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-23 07:43:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HSRS.HHE. | 2021-11-23T07:11:10.84 | 0.3 | undecidable | manual | S | 92 | 40.2264 | 111 | -0.09 | 70 |
IV.CROCE.HHE. | 2021-11-23T07:11:10.09 | 0.6 | undecidable | manual | S | 214 | 37.0296 | 113 | -0.04 | 48 |
IV.RAFF.HHE. | 2021-11-23T07:11:10.18 | 0.6 | undecidable | manual | S | 289 | 37.9287 | 113 | -0.19 | 46 |
IV.HAGA.HHZ. | 2021-11-23T07:11:10.83 | 0.6 | undecidable | manual | S | 60 | 39.4272 | 112 | 0.12 | 47 |
IV.ISPIC.EHE. | 2021-11-23T07:11:10.73 | 0.6 | undecidable | manual | S | 162 | 38.4282 | 112 | 0.26 | 45 |
IV.HCRL.HHZ. | 2021-11-23T07:11:08.88 | 0.3 | undecidable | manual | S | 50 | 30.3474 | 119 | 0.36 | 68 |
IV.HVIT.HHE. | 2021-11-23T07:11:07.29 | 0.3 | undecidable | manual | S | 239 | 25.3524 | 125 | -0.1 | 72 |
IV.HLNI.HHZ. | 2021-11-23T07:11:07.98 | 0.3 | undecidable | manual | S | 19 | 28.0497 | 121 | -0.03 | 72 |
IV.HMDC.HHE. | 2021-11-23T07:11:05.65 | 0.6 | undecidable | manual | S | 175 | 16.7721 | 138 | -0.01 | 50 |
IV.HSRS.HHE. | 2021-11-23T07:11:05.00 | 0.1 | positive | manual | P | 92 | 40.2264 | 111 | -0.11 | 93 |
IV.RAFF.HHE. | 2021-11-23T07:11:05.29 | 0.1 | negative | manual | P | 289 | 37.9287 | 113 | 0.51 | 86 |
IV.HAGA.HHZ. | 2021-11-23T07:11:04.88 | 0.1 | positive | manual | P | 60 | 39.4272 | 112 | -0.1 | 93 |
IV.ISPIC.EHE. | 2021-11-23T07:11:04.89 | 0.6 | undecidable | manual | P | 162 | 38.4282 | 112 | 0.05 | 47 |
IV.HVZN.HHE. | 2021-11-23T07:11:04.47 | 0.6 | undecidable | manual | S | 329 | 8.9799 | 155 | -0.03 | 50 |
IV.CROCE.HHE. | 2021-11-23T07:11:04.48 | 0.1 | positive | manual | P | 214 | 37.0296 | 113 | -0.16 | 93 |
IV.HCRL.HHZ. | 2021-11-23T07:11:03.78 | 0.1 | positive | manual | P | 50 | 30.3474 | 119 | 0.06 | 97 |
IV.HLNI.HHZ. | 2021-11-23T07:11:03.31 | 0.1 | positive | manual | P | 19 | 28.0497 | 121 | -0.11 | 95 |
IV.HMDC.HHE. | 2021-11-23T07:11:02.05 | 0.1 | undecidable | manual | P | 175 | 16.7721 | 138 | -0.01 | 100 |
IV.HVIT.HHE. | 2021-11-23T07:11:02.91 | 0.1 | positive | manual | P | 239 | 25.3524 | 125 | -0.16 | 95 |
IV.HVZN.HHE. | 2021-11-23T07:11:01.36 | 0.1 | undecidable | manual | P | 329 | 8.9799 | 155 | -0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HLNI.HHE. | ML:2.1 | 0.0005195 | 0.22 | AML | other | m | 2021-11-23T07:11:08.15 |
IV.HLNI.HHN. | ML:1.9 | 0.0003074437 | 0.0992 | AML | other | m | 2021-11-23T07:11:08.69 |
IV.HCRL.HHN. | ML:1.7 | 0.0001818472 | 0.1024 | AML | other | m | 2021-11-23T07:11:09.24 |
IV.HCRL.HHE. | ML:1.6 | 0.00014310405 | 0.1792 | AML | other | m | 2021-11-23T07:11:09.51 |
IV.HAGA.HHN. | ML:1.5 | 0.000087997985 | 0.1984 | AML | other | m | 2021-11-23T07:11:11.49 |
IV.HAGA.HHE. | ML:1.6 | 0.000132039265 | 0.08 | AML | other | m | 2021-11-23T07:11:11.49 |