A magnitude ML 1.5 (quarry blast) earthquake occured in region: 6 km SE Rignano Garganico (FG), on
and geographic coordinates (lat, lon) 41.6460, 15.6400 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 |
---|---|---|---|---|
Rignano Garganico | FG | 6 | 2117 | 2117 |
San Marco in Lamis | FG | 8 | 13831 | 15948 |
San Giovanni Rotondo | FG | 10 | 27184 | 43132 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2021-04-23 08:25:45 |
41.6457 | 15.6398 | 1 | 2021-07-12 16:55:14 |
Bollettino Sismico Italiano INGV | 91035451 |
Reviewed Rev100 |
ML 1.6 | 2021-04-23 08:25:44 |
41.616 | 15.6307 | 7 | 2021-04-23 08:50:47 |
Sala Sismica INGV-Roma | 89392051 |
Field | Value |
---|---|
Time (UTC) | 2021-04-23 08:25:45 ± 0.12 |
Latitude | 41.6457 ± 0.0081 |
Longitude | 15.6398 ± 0.0084 |
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 | 91035451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 990 |
Semi-minor axis of confidence ellipse (meter) | 520 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 32 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 990.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 152 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.03058 |
Epicentral distance of station farthest from the epicenter (degree) | 0.71766 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 91035451 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-16 13:53:27 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 89392051 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-23 08:50:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MRVN.HHZ. | 2021-04-23T08:26:00.58 | 0.1 | undecidable | manual | P | 144 | 79.6647 | 50 | 0.25 | 85 |
OT.OT14.EHN. | 2021-04-23T08:25:52.28 | 0.6 | undecidable | manual | P | 38 | 35.5422 | 91 | -0.13 | 47 |
OT.OT12.EHZ. | 2021-04-23T08:25:50.05 | 0.3 | undecidable | manual | P | 94 | 22.2555 | 91 | 0.31 | 70 |
IV.MSAG.HHZ. | 2021-04-23T08:25:49.64 | 0.1 | undecidable | manual | P | 72 | 23.5542 | 91 | -0.36 | 92 |
IV.SGRT.HHZ. | 2021-04-23T08:25:48.27 | 0.1 | positive | manual | P | 35 | 14.874 | 92 | 0.01 | 100 |
IV.APRC.HHZ. | 2021-04-23T08:25:48.11 | 0.1 | positive | manual | P | 327 | 14.7741 | 92 | -0.13 | 98 |
OT.OT03.EHE. | 2021-04-23T08:25:47.01 | 0.1 | positive | manual | P | 6 | 7.4814 | 94 | 0.23 | 97 |
OT.OT04.EHE. | 2021-04-23T08:25:47.27 | 0.1 | positive | manual | P | 329 | 9.5793 | 93 | 0.07 | 100 |
OT.OT07.EHE. | 2021-04-23T08:25:46.56 | 0.1 | undecidable | manual | P | 112 | 7.0929 | 94 | -0.15 | 98 |
OT.OT06.EHE. | 2021-04-23T08:25:46.70 | 0.1 | positive | manual | P | 320 | 5.7942 | 95 | 0.25 | 97 |
OT.OT05.EHZ. | 2021-04-23T08:25:45.66 | 0.1 | positive | manual | P | 296 | 3.3966 | 98 | -0.32 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SGRT.HHN. | ML:1.6 | 0.00054 | 0.18 | AML | other | m | 2021-04-23T08:25:51.16 |
IV.SGRT.HHE. | ML:1.5 | 0.0004035 | 0.2 | AML | other | m | 2021-04-23T08:25:51.34 |
IV.APRC.HHN. | ML:1.7 | 0.0006245000000000001 | 1.64 | AML | other | m | 2021-04-23T08:25:53.87 |
IV.APRC.HHE. | ML:1.7 | 0.00056565875 | 1.7184 | AML | other | m | 2021-04-23T08:25:53.91 |
OT.OT12.EHN. | ML:1.4 | 0.00018705125 | 0.544 | AML | other | m | 2021-04-23T08:25:55.33 |
IV.MSAG.HNE. | ML:1.6 | 0.0002757229 | 0.3968 | AML | other | m | 2021-04-23T08:25:55.90 |
IV.MSAG.HHE. | ML:1.2 | 0.00011119999999999999 | 0.42 | AML | other | m | 2021-04-23T08:25:55.91 |
OT.OT12.EHE. | ML:1.0 | 0.000071693965 | 0.48 | AML | other | m | 2021-04-23T08:25:56.39 |
IV.MSAG.HHN. | ML:1.4 | 0.000194 | 1.44 | AML | other | m | 2021-04-23T08:25:59.19 |
IV.MSAG.HNN. | ML:1.8 | 0.00046899999999999996 | 1.42 | AML | other | m | 2021-04-23T08:25:59.20 |