A magnitude ML 1.0 (quarry blast) earthquake occured in region: 13 km SW Manfredonia (FG), on
and geographic coordinates (lat, lon) 41.5660, 15.7850 at 0 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Event type: quarry blast.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 |
---|---|---|---|---|
Manfredonia | FG | 13 | 57279 | 57279 |
San Giovanni Rotondo | FG | 17 | 27184 | 84463 |
Zapponeta | FG | 19 | 3396 | 87859 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2020-04-17 08:22:37 |
41.5658 | 15.7847 | 1 | 2020-07-18 21:08:41 |
Bollettino Sismico Italiano INGV | 80412751 |
Reviewed Rev100 |
ML 1.1 | 2020-04-17 08:22:37 |
41.569 | 15.7898 | 5 | 2020-04-17 08:27:51 |
Sala Sismica INGV-Roma | 78313561 |
Field | Value |
---|---|
Time (UTC) | 2020-04-17 08:22:37 ± 0.43 |
Latitude | 41.5658 ± 0.0252 |
Longitude | 15.7847 ± 0.0072 |
Depth (km) | 1 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 80412751 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2790 |
Semi-minor axis of confidence ellipse (meter) | 630 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 357 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2790.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 250 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.11331 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26260 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 80412751 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-06-22 19:09:01 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.5 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 78313561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-17 08:27:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.APRC.HHN. | 2020-04-17T08:22:43.21 | 0.3 | undecidable | manual | P | 317 | 29.1486 | 91 | 0.2 | 71 |
OT.OT04.EHZ. | 2020-04-17T08:22:42.17 | 0.1 | undecidable | manual | P | 315 | 24.0537 | 91 | 0.2 | 96 |
OT.OT06.EHN. | 2020-04-17T08:22:41.00 | 0.3 | undecidable | manual | P | 310 | 20.6682 | 91 | -0.29 | 71 |
IV.SGRT.HHZ. | 2020-04-17T08:22:41.36 | 0.1 | positive | manual | P | 351 | 21.1677 | 91 | -0.05 | 100 |
IV.MSAG.HHZ. | 2020-04-17T08:22:40.96 | 0.1 | undecidable | manual | P | 33 | 19.2696 | 91 | -0.05 | 100 |
OT.OT05.EHZ. | 2020-04-17T08:22:40.73 | 0.3 | undecidable | manual | P | 304 | 18.2706 | 92 | -0.1 | 74 |
OT.OT12.EHZ. | 2020-04-17T08:22:39.74 | 0.3 | undecidable | manual | P | 54 | 12.5763 | 92 | 0.06 | 76 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SGRT.HHE. | ML:1.2 | 0.0001319271 | 0.16 | AML | other | m | 2020-04-17T08:22:44.52 |
IV.SGRT.HHN. | ML:1.1 | 0.000103971615 | 0.16 | AML | other | m | 2020-04-17T08:22:44.58 |
IV.MSAG.HHE. | ML:0.4 | 0.000024849885 | 0.224 | AML | other | m | 2020-04-17T08:22:46.06 |
IV.MSAG.HNE. | ML:1.0 | 0.000079280665 | 0.224 | AML | other | m | 2020-04-17T08:22:46.06 |
IV.MSAG.HHN. | ML:0.8 | 0.00005165491499999999 | 0.2432 | AML | other | m | 2020-04-17T08:22:50.53 |
IV.MSAG.HNN. | ML:1.2 | 0.00012670595 | 0.3008 | AML | other | m | 2020-04-17T08:22:50.65 |