A magnitude ML 1.7 (quarry blast) earthquake occured in region: 7 km E Matera (MT), on
and geographic coordinates (lat, lon) 40.6920, 16.6770 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 |
Laterza | TA | 13 | 15290 | 75726 |
Santeramo in Colle | BA | 13 | 26734 | 102460 |
Ginosa | TA | 14 | 22632 | 125092 |
Montescaglioso | MT | 16 | 9942 | 135034 |
Altamura | BA | 19 | 70396 | 205430 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2017-02-22 08:25:34 |
40.6918 | 16.6773 | 0 | 2018-01-10 09:51:16 |
Bollettino Sismico Italiano INGV | 48773821 |
Reviewed Rev100 |
ML 1.7 | 2017-02-22 08:25:33 |
40.6807 | 16.6898 | 7 | 2017-02-22 08:34:53 |
Sala Sismica INGV-Roma | 41471671 |
Field | Value |
---|---|
Time (UTC) | 2017-02-22 08:25:34 ± 0.15 |
Latitude | 40.6918 ± 0.0090 |
Longitude | 16.6773 ± 0.0130 |
Depth (km) | 0 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 48773821 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1090 |
Semi-minor axis of confidence ellipse (meter) | 1030 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 238 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1090.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 102 |
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) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.04766 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36063 |
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 | 4 |
Type of magnitude | ML |
Reference to an origin | 41471671 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-22 08:34:53 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 48773821 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-09-08 10:39:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRAC.EHE. | 2017-02-22T08:25:41.64 | 0.3 | undecidable | manual | P | 211 | 40.0266 | 90 | -0.51 | 66 |
IV.NOCI.HHN. | 2017-02-22T08:25:40.68 | 0.3 | undecidable | manual | P | 72 | 34.2435 | 90 | -0.32 | 69 |
IV.AMUR.HHZ. | 2017-02-22T08:25:39.18 | 0.1 | undecidable | manual | P | 346 | 24.6531 | 90 | 0.11 | 98 |
IV.MIGL.HHZ. | 2017-02-22T08:25:38.69 | 0.1 | undecidable | manual | P | 244 | 22.1556 | 90 | 0.12 | 98 |
IV.LTRZ.EHZ. | 2017-02-22T08:25:37.32 | 0.1 | undecidable | manual | P | 129 | 15.4734 | 90 | 0.09 | 100 |
GE.MATE.HHZ. | 2017-02-22T08:25:35.42 | 0.1 | positive | manual | P | 154 | 5.2947 | 91 | 0.23 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.AMUR.HHN. | ML:1.3 | 0.00012166740000000001 | 0.1984 | AML | other | m | 2017-02-22T08:25:45.02 |
IV.AMUR.HHE. | ML:1.4 | 0.0001587635 | 0.64 | AML | other | m | 2017-02-22T08:25:48.14 |
IV.LTRZ.HNE. | ML:1.5 | 0.0003906885 | 0.4992 | AML | other | m | 2017-02-22T08:25:42.79 |
IV.LTRZ.EHE. | ML:1.5 | 0.0003841564 | 0.4608 | AML | other | m | 2017-02-22T08:25:42.03 |
IV.LTRZ.HNN. | ML:1.9 | 0.0009571737 | 0.6336 | AML | other | m | 2017-02-22T08:25:41.97 |
IV.MIGL.HHN. | ML:2.0 | 0.0007651468 | 0.6016 | AML | other | m | 2017-02-22T08:25:48.31 |
IV.MIGL.HHE. | ML:1.9 | 0.0005971784 | 0.7424 | AML | other | m | 2017-02-22T08:25:51.55 |