A magnitude Md 2.4 earthquake occured in region: 4 km NW Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.8070, 12.5050 at 5 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 | 4 | 3770 | 3770 |
Giano dell'Umbria | PG | 7 | 3846 | 7616 |
Todi | PG | 8 | 16851 | 24467 |
Collazzone | PG | 11 | 3473 | 27940 |
Gualdo Cattaneo | PG | 12 | 6155 | 34095 |
Fratta Todina | PG | 13 | 1839 | 35934 |
Monte Castello di Vibio | PG | 13 | 1567 | 37501 |
Acquasparta | TR | 13 | 4778 | 42279 |
Castel Ritaldi | PG | 14 | 3278 | 45557 |
Montefalco | PG | 16 | 5679 | 51236 |
Bevagna | PG | 17 | 5081 | 56317 |
Montecastrilli | TR | 17 | 5022 | 61339 |
Marsciano | PG | 18 | 18902 | 80241 |
Avigliano Umbro | TR | 18 | 2558 | 82799 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 1.7 |
1992-07-25 16:12:40 |
42.807 | 12.505 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 170079 |
Field | Value |
---|---|
Time (UTC) | 1992-07-25 16:12:40 ± 0.273 |
Latitude | 42.8070 ± 0.0151 |
Longitude | 12.5050 ± 0.0310 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 170079 |
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) | 3030.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.7 |
Epicentral distance of station closest to the epicenter (degree) | 0.00243 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01085 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 170079 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:39:02 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 170079 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 1992-07-25T16:13:21.18 | 10.0 | undecidable | manual | SN | 332 | 1.1988 | 0.08 | 0.8 | |
--.SFI.Z. | 1992-07-25T16:13:21.81 | 10.0 | undecidable | manual | SN | 336 | 1.1877 | 1.04 | 0.4 | |
--.CRE.Z. | 1992-07-25T16:13:12.00 | 10.0 | undecidable | manual | SG | 333 | 0.8991 | -0.47 | 0.7 | |
--.AQU.Z. | 1992-07-25T16:13:09.47 | 10.0 | undecidable | manual | SG | 124 | 0.7992 | 0.42 | 0.8 | |
--.ARV.Z. | 1992-07-25T16:13:06.88 | 10.0 | undecidable | manual | SG | 24 | 0.7548 | -0.94 | 0.5 | |
--.SFI.Z. | 1992-07-25T16:13:04.72 | 10.0 | undecidable | manual | PN | 336 | 1.1877 | 0.98 | 1 | |
--.PGD.Z. | 1992-07-25T16:13:03.70 | 10.0 | undecidable | manual | PN | 332 | 1.1988 | -0.23 | 1.8 | |
--.CRE.Z. | 1992-07-25T16:12:59.00 | 10.0 | undecidable | manual | PG | 333 | 0.8991 | 0.05 | 2.3 | |
--.ARV.Z. | 1992-07-25T16:12:57.41 | 10.0 | undecidable | manual | PG | 24 | 0.7548 | 1.14 | 1 | |
--.AQU.Z. | 1992-07-25T16:12:57.91 | 10.0 | undecidable | manual | PG | 124 | 0.7992 | 0.93 | 1.2 | |
--.MNS.Z. | 1992-07-25T16:12:56.64 | 10.0 | undecidable | manual | SG | 162 | 0.444 | -0.88 | 0.6 | |
--.ASS.Z. | 1992-07-25T16:12:50.15 | 10.0 | undecidable | manual | SG | 22 | 0.2664 | -1.15 | 0.3 | |
--.MNS.Z. | 1992-07-25T16:12:49.27 | 10.0 | undecidable | manual | PG | 162 | 0.444 | -1.05 | 1 | |
--.ASS.Z. | 1992-07-25T16:12:46.15 | 10.0 | undecidable | manual | PG | 22 | 0.2664 | -0.58 | 1.8 |