A magnitude Md 2.1 earthquake occured in region: 6 km SW Serravalle di Chienti (MC), on
and geographic coordinates (lat, lon) 43.0360, 12.9030 at 4 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 |
---|---|---|---|---|
Serravalle di Chienti | MC | 6 | 1070 | 1070 |
Monte Cavallo | MC | 9 | 145 | 1215 |
Pieve Torina | MC | 12 | 1458 | 2673 |
Valtopina | PG | 12 | 1398 | 4071 |
Nocera Umbra | PG | 12 | 5839 | 9910 |
Muccia | MC | 13 | 915 | 10825 |
Sefro | MC | 13 | 422 | 11247 |
Pievebovigliana | MC | 15 | 866 | 12113 |
Fiordimonte | MC | 15 | 202 | 12315 |
Sellano | PG | 16 | 1079 | 13394 |
Fiuminata | MC | 17 | 1402 | 14796 |
Pioraco | MC | 17 | 1134 | 15930 |
Camerino | MC | 18 | 6974 | 22904 |
Foligno | PG | 18 | 57155 | 80059 |
Visso | MC | 19 | 1107 | 81166 |
Spello | PG | 19 | 8645 | 89811 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.6 |
1997-10-07 07:59:31 |
43.036 | 12.903 | 4 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 292179 |
Field | Value |
---|---|
Time (UTC) | 1997-10-07 07:59:31 ± 0.283 |
Latitude | 43.0360 ± 0.0099 |
Longitude | 12.9030 ± 0.0200 |
Depth (km) | 4 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 292179 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1961.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 190 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00599 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 292179 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:35:03 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 292179 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 1997-10-07T07:59:56.32 | 10.0 | undecidable | manual | SG | 351 | 0.6549 | 0.52 | 0.3 | |
--.MNS.Z. | 1997-10-07T07:59:55.57 | 10.0 | undecidable | manual | SG | 193 | 0.666 | -0.53 | 0.2 | |
--.ARV.Z. | 1997-10-07T07:59:49.59 | 10.0 | undecidable | manual | SG | 3 | 0.4551 | 0.3 | 0.6 | |
--.MNS.Z. | 1997-10-07T07:59:46.30 | 10.0 | undecidable | manual | PG | 193 | 0.666 | 0.37 | 1.1 | |
--.FB9.Z. | 1997-10-07T07:59:45.13 | 10.0 | undecidable | manual | PG | 351 | 0.6549 | -0.36 | 1.2 | |
--.ARV.Z. | 1997-10-07T07:59:41.52 | 10.0 | undecidable | manual | PG | 3 | 0.4551 | -0.21 | 2 | |
--.ASS.Z. | 1997-10-07T07:59:38.34 | 10.0 | undecidable | manual | SG | 278 | 0.1776 | -0.3 | 0.6 | |
--.ASS.Z. | 1997-10-07T07:59:35.79 | 10.0 | undecidable | manual | PG | 278 | 0.1776 | 0.21 | 2 |