A magnitude Md 2.5 earthquake occured in region: 3 km E Fratta Todina (PG), on
and geographic coordinates (lat, lon) 42.8690, 12.4070 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 |
---|---|---|---|---|
Fratta Todina | PG | 3 | 1839 | 1839 |
Collazzone | PG | 4 | 3473 | 5312 |
Monte Castello di Vibio | PG | 5 | 1567 | 6879 |
Marsciano | PG | 7 | 18902 | 25781 |
Todi | PG | 10 | 16851 | 42632 |
San Venanzo | TR | 11 | 2218 | 44850 |
Deruta | PG | 13 | 9669 | 54519 |
Gualdo Cattaneo | PG | 13 | 6155 | 60674 |
Massa Martana | PG | 14 | 3770 | 64444 |
Giano dell'Umbria | PG | 15 | 3846 | 68290 |
Bettona | PG | 17 | 4367 | 72657 |
Torgiano | PG | 18 | 6725 | 79382 |
Bevagna | PG | 18 | 5081 | 84463 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1990-04-14 09:33:46 |
42.869 | 12.407 | 10 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 114199 |
Field | Value |
---|---|
Time (UTC) | 1990-04-14 09:33:46 ± 0.763 |
Latitude | 42.8690 ± 0.0158 |
Longitude | 12.4070 ± 0.0320 |
Depth (km) | 10 ± 5 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 114199 |
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) | 3140.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00469 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01400 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 114199 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:46:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SDI.Z. | 1990-04-14T09:34:34.00 | 10.0 | undecidable | manual | SN | 137 | 1.554 | -0.3 | 0.6 | |
--.AZI.Z. | 1990-04-14T09:34:26.00 | 10.0 | undecidable | manual | SN | 139 | 1.1544 | 1.02 | 0.3 | |
--.SDI.Z. | 1990-04-14T09:34:15.00 | 10.0 | undecidable | manual | PN | 137 | 1.554 | 0.77 | 0.9 | |
--.CRE.Z. | 1990-04-14T09:34:14.50 | 10.0 | undecidable | manual | SG | 336 | 0.8214 | -0.56 | 0.6 | |
--.ARV.Z. | 1990-04-14T09:34:14.00 | 10.0 | undecidable | manual | SG | 31 | 0.7326 | 1.47 | 0.1 | |
--.ALP.Z. | 1990-04-14T09:34:14.82 | 10.0 | undecidable | manual | SG | 95 | 0.8547 | -1.37 | 0.2 | |
--.AZI.Z. | 1990-04-14T09:34:09.00 | 10.0 | undecidable | manual | PN | 139 | 1.1544 | 0.16 | 1.8 | |
--.RM8.Z. | 1990-04-14T09:34:06.89 | 10.0 | undecidable | manual | SG | 81 | 0.5883 | -0.89 | 0.4 | |
--.MNS.Z. | 1990-04-14T09:34:04.80 | 10.0 | undecidable | manual | SG | 157 | 0.5217 | -0.77 | 0.5 | |
--.ALP.Z. | 1990-04-14T09:34:04.34 | 10.0 | undecidable | manual | PG | 95 | 0.8547 | 0.57 | 1.6 | |
--.CRE.Z. | 1990-04-14T09:34:02.20 | 10.0 | undecidable | manual | PG | 336 | 0.8214 | -0.92 | 1 | |
--.ARV.Z. | 1990-04-14T09:34:02.50 | 10.0 | undecidable | manual | PG | 31 | 0.7326 | 0.84 | 1.1 | |
--.CIO.Z. | 1990-04-14T09:33:59.49 | 10.0 | undecidable | manual | PG | 58 | 0.6216 | -0.09 | 2.1 | |
--.RM8.Z. | 1990-04-14T09:33:58.45 | 10.0 | undecidable | manual | PG | 81 | 0.5883 | -0.47 | 1.7 | |
--.MNS.Z. | 1990-04-14T09:33:57.60 | 10.0 | undecidable | manual | PG | 157 | 0.5217 | -0.04 | 2.1 |