A magnitude ML 1.5 (quarry blast) earthquake occured in region: 7 km E Matera (MT), on
and geographic coordinates (lat, lon) 40.6980, 16.6730 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 |
---|---|---|---|---|
Matera | MT | 7 | 60436 | 60436 |
Santeramo in Colle | BA | 13 | 26734 | 87170 |
Laterza | TA | 14 | 15290 | 102460 |
Ginosa | TA | 15 | 22632 | 125092 |
Montescaglioso | MT | 16 | 9942 | 135034 |
Altamura | BA | 18 | 70396 | 205430 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2021-02-19 08:53:48 |
40.6977 | 16.6733 | 1 | 2021-07-12 16:55:04 |
Bollettino Sismico Italiano INGV | 88694471 |
Reviewed Rev100 |
ML 1.7 | 2021-02-19 08:53:48 |
40.6818 | 16.7038 | 7 | 2021-02-19 08:59:27 |
Sala Sismica INGV-Roma | 87294651 |
Field | Value |
---|---|
Time (UTC) | 2021-02-19 08:53:48 ± 0.22 |
Latitude | 40.6977 ± 0.0126 |
Longitude | 16.6733 ± 0.0202 |
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 | 88694471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1670 |
Semi-minor axis of confidence ellipse (meter) | 1430 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 264 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1670.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.46 |
Epicentral distance of station closest to the epicenter (degree) | 0.05396 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51171 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 87294651 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-19 08:59:27 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 88694471 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-05-24 15:25:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MRVN.HHZ. | 2021-02-19T08:53:59.63 | 0.3 | undecidable | manual | P | 315 | 56.7987 | 91 | -0.64 | 61 |
IV.CRAC.EHZ. | 2021-02-19T08:53:56.62 | 0.3 | undecidable | manual | P | 210 | 40.4262 | 91 | -0.37 | 68 |
IV.NOCI.HHZ. | 2021-02-19T08:53:55.51 | 0.3 | undecidable | manual | P | 73 | 34.4433 | 91 | -0.27 | 70 |
IV.AMUR.HHZ. | 2021-02-19T08:53:54.13 | 0.1 | undecidable | manual | P | 346 | 23.9538 | 91 | 0.44 | 92 |
IV.MIGL.HHZ. | 2021-02-19T08:53:53.56 | 0.1 | positive | manual | P | 242 | 22.1556 | 91 | 0.24 | 96 |
GE.MATE.HHZ. | 2021-02-19T08:53:50.29 | 0.1 | positive | manual | P | 154 | 5.994 | 95 | 0.19 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MIGL.HHN. | ML:1.3 | 0.00016732845 | 0.6208 | AML | other | m | 2021-02-19T08:53:58.19 |
IV.MIGL.HHE. | ML:1.2 | 0.00012283145000000002 | 0.2176 | AML | other | m | 2021-02-19T08:53:57.83 |
IV.AMUR.HHE. | ML:1.4 | 0.00015968345 | 0.2432 | AML | other | m | 2021-02-19T08:54:00.35 |
IV.AMUR.HHN. | ML:1.2 | 0.00011651654999999999 | 0.3008 | AML | other | m | 2021-02-19T08:54:00.64 |
IV.NOCI.HHN. | ML:1.7 | 0.000208 | 0.3 | AML | other | m | 2021-02-19T08:54:03.90 |
IV.CRAC.EHE. | ML:2.0 | 0.00032744675 | 0.2432 | AML | other | m | 2021-02-19T08:54:04.62 |
IV.CRAC.EHN. | ML:1.8 | 0.00022057135 | 0.2368 | AML | other | m | 2021-02-19T08:54:04.76 |
IV.NOCI.HHE. | ML:1.5 | 0.00014833544999999997 | 0.3392 | AML | other | m | 2021-02-19T08:54:07.90 |