A magnitude ML 1.0 earthquake occured in region: 4 km NW Gravina in Puglia (BA), on
and geographic coordinates (lat, lon) 40.8510, 16.3980 at 10 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 |
---|---|---|---|---|
Gravina in Puglia | BA | 4 | 43872 | 43872 |
Altamura | BA | 13 | 70396 | 114268 |
Poggiorsini | BA | 14 | 1450 | 115718 |
Irsina | MT | 17 | 4960 | 120678 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2021-08-30 17:20:14 |
40.8513 | 16.3982 | 10 | 2021-12-29 11:12:29 |
Bollettino Sismico Italiano INGV | 95306011 |
Field | Value |
---|---|
Time (UTC) | 2021-08-30 17:20:14 ± 0.11 |
Latitude | 40.8513 ± 0.0045 |
Longitude | 16.3982 ± 0.0071 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 95306011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 649 |
Semi-minor axis of confidence ellipse (meter) | 406 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 49 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 650.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 151 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.16548 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50812 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 95306011 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-17 13:31:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NOCI.HHZ. | 2021-08-30T17:20:32.70 | 0.6 | undecidable | manual | S | 97 | 56.3991 | 50 | 0.32 | 45 |
GE.MATE.HHZ. | 2021-08-30T17:20:26.38 | 0.6 | undecidable | manual | S | 131 | 34.1436 | 50 | -0.07 | 49 |
IV.MRVN.HHZ. | 2021-08-30T17:20:25.03 | 0.6 | undecidable | manual | S | 324 | 28.749 | 50 | 0.01 | 50 |
IV.MIGL.HHZ. | 2021-08-30T17:20:24.66 | 0.6 | undecidable | manual | S | 173 | 27.6501 | 50 | -0.05 | 50 |
IV.NOCI.HHZ. | 2021-08-30T17:20:24.70 | 0.3 | undecidable | manual | P | 97 | 56.3991 | 50 | -0.21 | 69 |
GE.MATE.HHZ. | 2021-08-30T17:20:21.36 | 0.3 | undecidable | manual | P | 131 | 34.1436 | 50 | -0.13 | 73 |
IV.AMUR.HHZ. | 2021-08-30T17:20:21.83 | 0.6 | undecidable | manual | S | 70 | 18.3705 | 119 | -0.16 | 50 |
IV.MIGL.HHZ. | 2021-08-30T17:20:20.61 | 0.1 | undecidable | manual | P | 173 | 27.6501 | 50 | 0.13 | 99 |
IV.MRVN.HHZ. | 2021-08-30T17:20:20.63 | 0.3 | undecidable | manual | P | 324 | 28.749 | 50 | -0.03 | 75 |
IV.AMUR.HHZ. | 2021-08-30T17:20:19.05 | 0.1 | undecidable | manual | P | 70 | 18.3705 | 119 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.AMUR.HHE. | ML:1.1 | 0.00010850000000000001 | 0.12 | AML | other | m | 2021-08-30T17:20:22.45 |
IV.AMUR.HNN. | ML:1.1 | 0.00010385 | 1.52 | AML | other | m | 2021-08-30T17:20:22.78 |
IV.AMUR.HHN. | ML:1.1 | 0.000095 | 0.42 | AML | other | m | 2021-08-30T17:20:22.79 |
IV.AMUR.HNE. | ML:1.0 | 0.00008444999999999999 | 1.28 | AML | other | m | 2021-08-30T17:20:23.96 |
IV.MRVN.HHN. | ML:0.8 | 0.00003275 | 0.16 | AML | other | m | 2021-08-30T17:20:25.81 |
IV.MRVN.HHE. | ML:0.8 | 0.0000281 | 1.3 | AML | other | m | 2021-08-30T17:20:26.16 |
GE.MATE.HHN. | ML:1.2 | 0.00006495 | 0.42 | AML | other | m | 2021-08-30T17:20:27.60 |
GE.MATE.HHE. | ML:1.1 | 0.000050549999999999995 | 0.6 | AML | other | m | 2021-08-30T17:20:29.48 |
IV.NOCI.HHE. | ML:0.8 | 0.00001536853 | 2.24 | AML | other | m | 2021-08-30T17:20:33.34 |
IV.NOCI.HHN. | ML:1.1 | 0.000032256980000000005 | 0.2304 | AML | other | m | 2021-08-30T17:20:36.83 |