A magnitude ML 1.7 earthquake occured in region: Costa Siciliana centro settentrionale (Palermo), on
and geographic coordinates (lat, lon) 38.4600, 13.4520 at 3 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-05-15 19:14:30 |
38.4602 | 13.4523 | 3 | 2021-12-29 11:12:02 |
Bollettino Sismico Italiano INGV | 90685331 |
Reviewed Rev100 |
ML 1.8 | 2021-05-15 19:14:31 |
38.4672 | 13.4307 | 10 | 2021-05-15 19:32:17 |
Sala Sismica INGV-Roma | 90134641 |
Field | Value |
---|---|
Time (UTC) | 2021-05-15 19:14:30 ± 0.13 |
Latitude | 38.4602 ± 0.0054 |
Longitude | 13.4523 ± 0.0092 |
Depth (km) | 3 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 90685331 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 682 |
Semi-minor axis of confidence ellipse (meter) | 525 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 60 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 680.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.88403 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 90134641 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-15 19:32:17 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 90685331 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-11 14:50:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IT.GLNS.HNZ. | 2021-05-15T19:16:16.48 | 3.0 | undecidable | manual | Sn | -2.52 | 0 | |||
GU.CARD.HHZ. | 2021-05-15T19:16:01.55 | 3.0 | undecidable | manual | Pn | -2.78 | 0 | |||
IV.RIBO.EHZ.01 | 2021-05-15T19:15:53.18 | 3.0 | undecidable | manual | Pg | 4.67 | 0 | |||
IV.CRTC.HHZ. | 2021-05-15T19:15:52.79 | 3.0 | positive | manual | Pn | -2.76 | 0 | |||
IV.CET2.HHZ. | 2021-05-15T19:15:44.42 | 3.0 | undecidable | manual | Sg | -0.37 | 0 | |||
IV.SPS2.HHZ. | 2021-05-15T19:15:19.48 | 3.0 | positive | manual | Pg | 3.65 | 0 | |||
IV.SGO.HHZ. | 2021-05-15T19:15:16.05 | 3.0 | undecidable | manual | Pn | -1.94 | 0 | |||
IV.GIZZ.HHZ. | 2021-05-15T19:15:15.96 | 3.0 | negative | manual | Pg | 2.77 | 0 | |||
IV.CSLB.HHZ. | 2021-05-15T19:14:55.94 | 0.6 | undecidable | manual | S | 138 | 78.4659 | 50 | -0.11 | 61 |
IV.MBFT.HHE. | 2021-05-15T19:14:54.08 | 0.6 | undecidable | manual | S | 217 | 71.6727 | 50 | -0.18 | 61 |
IV.CORL.HHE. | 2021-05-15T19:14:52.51 | 0.6 | undecidable | manual | S | 192 | 64.0914 | 50 | 0.28 | 61 |
IV.MMGO.HHZ. | 2021-05-15T19:14:48.49 | 3.0 | undecidable | manual | P | 0.2 | 0 | |||
IV.IFIL.HHN. | 2021-05-15T19:14:47.84 | 0.6 | undecidable | manual | P | 83 | 98.124 | 50 | -0.59 | 53 |
IV.CSLB.HHZ. | 2021-05-15T19:14:45.55 | 0.3 | undecidable | manual | P | 138 | 78.4659 | 50 | 0.16 | 91 |
IV.PLLN.EHE. | 2021-05-15T19:14:45.94 | 0.3 | undecidable | manual | P | 131 | 79.4649 | 50 | 0.39 | 87 |
IV.SOLUN.HHZ. | 2021-05-15T19:14:45.49 | 0.6 | undecidable | manual | S | 170 | 41.4252 | 94 | 0.24 | 64 |
IV.MBFT.HHE. | 2021-05-15T19:14:44.60 | 0.3 | undecidable | manual | P | 217 | 71.6727 | 50 | 0.24 | 91 |
IV.USI.HHZ. | 2021-05-15T19:14:43.70 | 0.6 | undecidable | manual | S | 319 | 36.2415 | 95 | 0.24 | 65 |
IV.MPG.HHZ. | 2021-05-15T19:14:42.52 | 0.6 | undecidable | manual | S | 194 | 34.0437 | 95 | -0.18 | 66 |
IV.CORL.HHE. | 2021-05-15T19:14:42.78 | 0.3 | undecidable | manual | P | 192 | 64.0914 | 50 | -0.4 | 89 |
IV.SOLUN.HHZ. | 2021-05-15T19:14:39.23 | 0.3 | undecidable | manual | P | 170 | 41.4252 | 94 | 0.07 | 100 |
IV.USI.HHZ. | 2021-05-15T19:14:38.04 | 0.3 | undecidable | manual | P | 319 | 36.2415 | 95 | -0.09 | 100 |
IV.MPG.HHZ. | 2021-05-15T19:14:37.52 | 0.3 | undecidable | manual | P | 194 | 34.0437 | 95 | -0.17 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MPG.HHE. | ML:1.6 | 0.00017199999999999998 | 1.42 | AML | other | m | 2021-05-15T19:14:44.88 |
IV.MPG.HHN. | ML:1.6 | 0.00017549999999999998 | 0.2 | AML | other | m | 2021-05-15T19:14:45.23 |
IV.USI.HHN. | ML:2.2 | 0.0006388625 | 0.2176 | AML | other | m | 2021-05-15T19:14:45.41 |
IV.SOLUN.HHN. | ML:1.7 | 0.00018318685000000002 | 0.4864 | AML | other | m | 2021-05-15T19:14:45.99 |
IV.USI.HHE. | ML:1.7 | 0.00018605975 | 0.2176 | AML | other | m | 2021-05-15T19:14:47.17 |
IV.SOLUN.HHE. | ML:1.8 | 0.00022444295 | 0.3968 | AML | other | m | 2021-05-15T19:14:47.48 |