A magnitude Md 2.1 earthquake occured in region: 2 km SE Gualdo Cattaneo (PG), on
and geographic coordinates (lat, lon) 42.8950, 12.5750 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 |
---|---|---|---|---|
Gualdo Cattaneo | PG | 2 | 6155 | 6155 |
Bevagna | PG | 5 | 5081 | 11236 |
Montefalco | PG | 6 | 5679 | 16915 |
Giano dell'Umbria | PG | 7 | 3846 | 20761 |
Collazzone | PG | 11 | 3473 | 24234 |
Castel Ritaldi | PG | 11 | 3278 | 27512 |
Cannara | PG | 11 | 4305 | 31817 |
Foligno | PG | 13 | 57155 | 88972 |
Spello | PG | 14 | 8645 | 97617 |
Massa Martana | PG | 14 | 3770 | 101387 |
Trevi | PG | 14 | 8469 | 109856 |
Bettona | PG | 15 | 4367 | 114223 |
Deruta | PG | 16 | 9669 | 123892 |
Fratta Todina | PG | 17 | 1839 | 125731 |
Todi | PG | 18 | 16851 | 142582 |
Campello sul Clitunno | PG | 19 | 2442 | 145024 |
Torgiano | PG | 19 | 6725 | 151749 |
Monte Castello di Vibio | PG | 19 | 1567 | 153316 |
Marsciano | PG | 19 | 18902 | 172218 |
Bastia Umbra | PG | 19 | 21874 | 194092 |
Assisi | PG | 20 | 28299 | 222391 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1985-02-27 03:36:22 |
42.895 | 12.575 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 2629 |
Field | Value |
---|---|
Time (UTC) | 1985-02-27 03:36:22 ± 0.362 |
Latitude | 42.8950 ± 0.0084 |
Longitude | 12.5750 ± 0.0408 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 2629 |
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) | 3449.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 238 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00154 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00453 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 2629 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:07:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CM8.Z. | 1985-02-27T03:36:41.30 | 10.0 | undecidable | manual | SG | 54 | 0.4995 | 0.36 | 0.3 | |
--.CM8.Z. | 1985-02-27T03:36:32.60 | 10.0 | undecidable | manual | PG | 54 | 0.4995 | -0.58 | 0.5 | |
--.PO9.Z. | 1985-02-27T03:36:31.50 | 10.0 | undecidable | manual | PG | 139 | 0.4107 | 0.04 | 1.7 | |
--.AS1.Z. | 1985-02-27T03:36:30.20 | 10.0 | undecidable | manual | SG | 18 | 0.1665 | 0.04 | 0.7 | |
--.AS1.Z. | 1985-02-27T03:36:27.00 | 10.0 | undecidable | manual | PG | 18 | 0.1665 | 0.04 | 1.8 |