A magnitude Md 2.2 earthquake occured in region: 4 km SW Sellano (PG), on
and geographic coordinates (lat, lon) 42.8690, 12.8910 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 |
---|---|---|---|---|
Sellano | PG | 4 | 1079 | 1079 |
Cerreto di Spoleto | PG | 6 | 1075 | 2154 |
Campello sul Clitunno | PG | 11 | 2442 | 4596 |
Vallo di Nera | PG | 11 | 364 | 4960 |
Trevi | PG | 12 | 8469 | 13429 |
Preci | PG | 12 | 724 | 14153 |
Sant'Anatolia di Narco | PG | 16 | 564 | 14717 |
Monte Cavallo | MC | 17 | 145 | 14862 |
Visso | MC | 18 | 1107 | 15969 |
Poggiodomo | PG | 18 | 117 | 16086 |
Scheggino | PG | 18 | 461 | 16547 |
Foligno | PG | 18 | 57155 | 73702 |
Castel Ritaldi | PG | 18 | 3278 | 76980 |
Norcia | PG | 19 | 4957 | 81937 |
Spoleto | PG | 19 | 38218 | 120155 |
Cascia | PG | 19 | 3217 | 123372 |
Montefalco | PG | 20 | 5679 | 129051 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1989-04-26 02:58:01 |
42.869 | 12.891 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 90639 |
Field | Value |
---|---|
Time (UTC) | 1989-04-26 02:58:01 ± 0.334 |
Latitude | 42.8690 ± 0.0166 |
Longitude | 12.8910 ± 0.0224 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 90639 |
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) | 2595.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 168 |
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) | 0.00227 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00567 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 90639 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:25:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1989-04-26T02:58:24.56 | 10.0 | undecidable | manual | SG | 3 | 0.6327 | 0.57 | 0.3 | |
--.MNS.Z. | 1989-04-26T02:58:19.00 | 10.0 | undecidable | manual | SG | 197 | 0.4995 | -1.05 | 0 | |
--.CM8.Z. | 1989-04-26T02:58:16.90 | 10.0 | undecidable | manual | SG | 29 | 0.3663 | 0.33 | 0.8 | |
--.ARV.Z. | 1989-04-26T02:58:14.26 | 10.0 | positive | manual | PG | 3 | 0.6327 | -0.37 | 2.1 | |
--.MNS.Z. | 1989-04-26T02:58:13.00 | 10.0 | undecidable | manual | PG | 197 | 0.4995 | 0.65 | 0.6 | |
--.ASS.Z. | 1989-04-26T02:58:12.00 | 10.0 | undecidable | manual | SG | 317 | 0.2553 | -0.11 | 1 | |
--.CM8.Z. | 1989-04-26T02:58:09.66 | 10.0 | undecidable | manual | PG | 29 | 0.3663 | -0.21 | 1.6 | |
--.ASS.Z. | 1989-04-26T02:58:08.00 | 10.0 | undecidable | manual | PG | 317 | 0.2553 | 0.24 | 1.5 |