A magnitude ML 1.6 earthquake occured in region: 7 km SE Modica (RG), on
and geographic coordinates (lat, lon) 36.8120, 14.8200 at 23 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 |
---|---|---|---|---|
Modica | RG | 7 | 54633 | 54633 |
Ispica | RG | 8 | 16061 | 70694 |
Pozzallo | RG | 10 | 19552 | 90246 |
Scicli | RG | 10 | 27077 | 117323 |
Rosolini | SR | 12 | 21427 | 138750 |
Ragusa | RG | 15 | 73313 | 212063 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-07-17 16:39:55 |
36.8123 | 14.8203 | 23 | 2020-11-19 12:37:00 |
Bollettino Sismico Italiano INGV | 82712041 |
Reviewed Rev100 |
ML 1.7 | 2020-07-17 16:39:56 |
36.8442 | 14.8187 | 8 | 2020-07-17 16:52:14 |
Sala Sismica INGV-Roma | 81110801 |
Field | Value |
---|---|
Time (UTC) | 2020-07-17 16:39:55 ± 0.25 |
Latitude | 36.8123 ± 0.0090 |
Longitude | 14.8203 ± 0.0124 |
Depth (km) | 23 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 82712041 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1118 |
Semi-minor axis of confidence ellipse (meter) | 464 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 235 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1120.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 154 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.54949 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 82712041 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-09-21 12:36:23 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 81110801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-17 16:52:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MBFT.HHZ. | 2020-07-17T16:40:29.46 | 3.0 | negative | manual | Pg | 0.51 | 0 | |||
IV.RAFF.HHZ. | 2020-07-17T16:40:15.89 | 0.6 | undecidable | manual | S | 318 | 60.9945 | 104 | 0.98 | 41 |
IV.HAGA.HHZ. | 2020-07-17T16:40:14.40 | 0.6 | undecidable | manual | S | 29 | 60.1953 | 104 | -0.32 | 48 |
IV.HLNI.HHZ. | 2020-07-17T16:40:14.70 | 0.6 | undecidable | manual | S | 4 | 59.6958 | 104 | 0.12 | 52 |
IV.SSY.HHZ. | 2020-07-17T16:40:11.08 | 0.6 | undecidable | manual | S | 30 | 44.4222 | 110 | 0.4 | 49 |
IV.HVZN.HHE. | 2020-07-17T16:40:10.18 | 0.6 | undecidable | manual | S | 347 | 41.625 | 111 | 0.2 | 53 |
IV.MEU.EHZ. | 2020-07-17T16:40:08.17 | 0.6 | undecidable | manual | S | 1 | 33.1446 | 117 | 0.26 | 53 |
IV.RAFF.HHZ. | 2020-07-17T16:40:07.19 | 0.1 | undecidable | manual | P | 318 | 60.9945 | 104 | 0.35 | 98 |
IV.HAGA.HHZ. | 2020-07-17T16:40:06.11 | 0.3 | undecidable | manual | P | 29 | 60.1953 | 104 | -0.62 | 66 |
IV.HLNI.HHZ. | 2020-07-17T16:40:06.21 | 0.1 | undecidable | manual | P | 4 | 59.6958 | 104 | -0.43 | 93 |
IV.CROCE.HHZ. | 2020-07-17T16:40:05.65 | 0.6 | undecidable | manual | S | 275 | 25.4523 | 125 | -0.51 | 48 |
IV.HPAC.HHZ. | 2020-07-17T16:40:05.43 | 0.3 | undecidable | manual | S | 121 | 22.4553 | 129 | -0.09 | 83 |
IV.SSY.HHZ. | 2020-07-17T16:40:04.12 | 0.1 | undecidable | manual | P | 30 | 44.4222 | 110 | -0.27 | 100 |
IV.ISPIC.EHZ. | 2020-07-17T16:40:03.14 | 0.3 | undecidable | manual | S | 116 | 8.1807 | 158 | -0.07 | 85 |
IV.HVZN.HHE. | 2020-07-17T16:40:03.96 | 0.3 | undecidable | manual | P | 347 | 41.625 | 111 | -0.03 | 79 |
IV.MEU.EHZ. | 2020-07-17T16:40:03.49 | 0.3 | undecidable | manual | P | 1 | 33.1446 | 117 | 0.69 | 70 |
IV.HPAC.HHZ. | 2020-07-17T16:40:02.17 | 0.3 | undecidable | manual | P | 121 | 22.4553 | 129 | 0.76 | 67 |
IV.CROCE.HHZ. | 2020-07-17T16:40:01.56 | 0.3 | undecidable | manual | P | 275 | 25.4523 | 125 | -0.23 | 78 |
IV.ISPIC.EHZ. | 2020-07-17T16:39:59.70 | 0.3 | undecidable | manual | P | 116 | 8.1807 | 158 | -0.38 | 79 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.HPAC.HHN. | ML:1.9 | 0.00040411435 | 0.1408 | AML | other | m | 2020-07-17T16:40:05.56 |
IV.HPAC.HHE. | ML:1.6 | 0.00018036173 | 0.192 | AML | other | m | 2020-07-17T16:40:05.65 |
IV.CROCE.HHN. | ML:1.3 | 0.000082762455 | 0.1024 | AML | other | m | 2020-07-17T16:40:06.85 |
IV.CROCE.HHE. | ML:1.3 | 0.000088314725 | 1.9072 | AML | other | m | 2020-07-17T16:40:12.52 |
IV.SSY.HHE. | ML:2.0 | 0.0002411821 | 0.1024 | AML | other | m | 2020-07-17T16:40:11.81 |
IV.CROCE.HNN. | ML:1.5 | 0.00013913885 | 1.5616 | AML | other | m | 2020-07-17T16:40:12.33 |
IV.HLNI.HHN. | ML:1.8 | 0.0001125 | 0.58 | AML | other | m | 2020-07-17T16:40:15.32 |
IV.HLNI.HHE. | ML:1.6 | 0.000076310325 | 0.0768 | AML | other | m | 2020-07-17T16:40:16.13 |
IV.CROCE.HNE. | ML:1.6 | 0.00016043825 | 0.7808 | AML | other | m | 2020-07-17T16:40:15.94 |
IV.RAFF.HHE. | ML:1.8 | 0.0001029 | 0.96 | AML | other | m | 2020-07-17T16:40:17.01 |
IV.RAFF.HHN. | ML:1.7 | 0.00009793162499999999 | 1.4848 | AML | other | m | 2020-07-17T16:40:19.53 |
IV.HAGA.HHN. | ML:1.5 | 0.000064605205 | 0.7808 | AML | other | m | 2020-07-17T16:40:26.68 |
IV.HAGA.HHE. | ML:1.4 | 0.000046659740000000006 | 0.8192 | AML | other | m | 2020-07-17T16:40:32.76 |