A magnitude Md 1.8 earthquake occured in region: 3 km E Castel Ritaldi (PG), on
and geographic coordinates (lat, lon) 42.8190, 12.7050 at 7 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 |
---|---|---|---|---|
Castel Ritaldi | PG | 3 | 3278 | 3278 |
Campello sul Clitunno | PG | 6 | 2442 | 5720 |
Trevi | PG | 8 | 8469 | 14189 |
Montefalco | PG | 9 | 5679 | 19868 |
Spoleto | PG | 10 | 38218 | 58086 |
Giano dell'Umbria | PG | 11 | 3846 | 61932 |
Vallo di Nera | PG | 14 | 364 | 62296 |
Sant'Anatolia di Narco | PG | 14 | 564 | 62860 |
Bevagna | PG | 15 | 5081 | 67941 |
Foligno | PG | 15 | 57155 | 125096 |
Massa Martana | PG | 16 | 3770 | 128866 |
Scheggino | PG | 16 | 461 | 129327 |
Gualdo Cattaneo | PG | 16 | 6155 | 135482 |
Cerreto di Spoleto | PG | 17 | 1075 | 136557 |
Acquasparta | TR | 19 | 4778 | 141335 |
Spello | PG | 20 | 8645 | 149980 |
Sellano | PG | 20 | 1079 | 151059 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.8
ML-VAX 2.0 |
1997-09-26 12:59:12 |
42.819 | 12.705 | 7 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 279669 |
Field | Value |
---|---|
Time (UTC) | 1997-09-26 12:59:12 ± 0.41 |
Latitude | 42.8190 ± 0.0110 |
Longitude | 12.7050 ± 0.0493 |
Depth (km) | 7 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 279669 |
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) | 4201.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 148 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.00219 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01238 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 279669 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:24:04 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 279669 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SDI.Z. | 1997-09-26T12:59:55.25 | 10.0 | undecidable | manual | SN | 143 | 1.3764 | -0.97 | 0.3 | |
--.SFI.Z. | 1997-09-26T12:59:52.72 | 10.0 | undecidable | manual | SN | 330 | 1.2543 | -0.46 | 0.6 | |
--.FB9.Z. | 1997-09-26T12:59:41.63 | 10.0 | undecidable | manual | SG | 3 | 0.8769 | -1.04 | 0.3 | |
--.ARV.Z. | 1997-09-26T12:59:37.68 | 10.0 | undecidable | manual | SG | 14 | 0.6882 | 0.55 | 0.7 | |
--.SDI.Z. | 1997-09-26T12:59:37.66 | 10.0 | undecidable | manual | PN | 143 | 1.3764 | 0.09 | 1.7 | |
--.SFI.Z. | 1997-09-26T12:59:36.56 | 10.0 | undecidable | manual | PN | 330 | 1.2543 | 0.75 | 1.1 | |
--.FB9.Z. | 1997-09-26T12:59:30.40 | 10.0 | undecidable | manual | PG | 3 | 0.8769 | 0.29 | 2.1 | |
--.MNS.Z. | 1997-09-26T12:59:29.19 | 10.0 | undecidable | manual | SG | 182 | 0.4329 | 0.62 | 0.6 | |
--.ARV.Z. | 1997-09-26T12:59:27.22 | 10.0 | undecidable | manual | PG | 14 | 0.6882 | 0.68 | 1.5 | |
--.ASS.Z. | 1997-09-26T12:59:22.00 | 10.0 | undecidable | manual | SG | 350 | 0.2442 | 0.16 | 0.9 | |
--.MNS.Z. | 1997-09-26T12:59:21.00 | 10.0 | undecidable | manual | PG | 182 | 0.4329 | -0.61 | 1.6 | |
--.ASS.Z. | 1997-09-26T12:59:16.50 | 10.0 | undecidable | manual | PG | 350 | 0.2442 | -1.21 | 0.5 |