A magnitude Md 2.3 earthquake occured in region: 7 km E Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.7770, 12.6040 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 |
---|---|---|---|---|
Massa Martana | PG | 7 | 3770 | 3770 |
Giano dell'Umbria | PG | 7 | 3846 | 7616 |
Castel Ritaldi | PG | 8 | 3278 | 10894 |
Acquasparta | TR | 11 | 4778 | 15672 |
Spoleto | PG | 12 | 38218 | 53890 |
Montefalco | PG | 14 | 5679 | 59569 |
Campello sul Clitunno | PG | 15 | 2442 | 62011 |
Gualdo Cattaneo | PG | 15 | 6155 | 68166 |
Todi | PG | 16 | 16851 | 85017 |
Trevi | PG | 16 | 8469 | 93486 |
Montecastrilli | TR | 17 | 5022 | 98508 |
Bevagna | PG | 18 | 5081 | 103589 |
San Gemini | TR | 19 | 5018 | 108607 |
Collazzone | PG | 19 | 3473 | 112080 |
Avigliano Umbro | TR | 20 | 2558 | 114638 |
Sant'Anatolia di Narco | PG | 20 | 564 | 115202 |
Scheggino | PG | 20 | 461 | 115663 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1988-06-06 04:12:02 |
42.777 | 12.604 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 71159 |
Field | Value |
---|---|
Time (UTC) | 1988-06-06 04:12:02 ± 0.074 |
Latitude | 42.7770 ± 0.0039 |
Longitude | 12.6040 ± 0.0184 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 71159 |
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) | 1562.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 164 |
Number of associated phases, regardless of their use for origin computation | 5 |
Number of defining phases | 5 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00251 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00866 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 71159 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:07:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1988-06-06T04:12:22.00 | 10.0 | undecidable | manual | PG | 330 | 0.9657 | 0.03 | 1.4 | |
--.MNS.Z. | 1988-06-06T04:12:17.81 | 10.0 | undecidable | manual | SG | 171 | 0.3996 | 0.26 | 0.1 | |
--.ASS.Z. | 1988-06-06T04:12:14.24 | 10.0 | undecidable | manual | SG | 7 | 0.2775 | 0.16 | 0.4 | |
--.MNS.Z. | 1988-06-06T04:12:11.25 | 10.0 | undecidable | manual | PG | 171 | 0.3996 | -0.12 | 1.4 | |
--.ASS.Z. | 1988-06-06T04:12:09.28 | 10.0 | undecidable | manual | PG | 7 | 0.2775 | -0.09 | 1.7 |