A magnitude Md 2.2 earthquake occured in region: 5 km S Cascia (PG), on
and geographic coordinates (lat, lon) 42.6710, 13.0210 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 |
---|---|---|---|---|
Cascia | PG | 5 | 3217 | 3217 |
Monteleone di Spoleto | PG | 6 | 599 | 3816 |
Poggiodomo | PG | 8 | 117 | 3933 |
Cittareale | RI | 13 | 482 | 4415 |
Leonessa | RI | 13 | 2435 | 6850 |
Norcia | PG | 15 | 4957 | 11807 |
Scheggino | PG | 16 | 461 | 12268 |
Sant'Anatolia di Narco | PG | 17 | 564 | 12832 |
Vallo di Nera | PG | 17 | 364 | 13196 |
Polino | TR | 17 | 233 | 13429 |
Posta | RI | 18 | 694 | 14123 |
Cerreto di Spoleto | PG | 19 | 1075 | 15198 |
Accumoli | RI | 19 | 667 | 15865 |
Ferentillo | TR | 20 | 1913 | 17778 |
Borbona | RI | 20 | 617 | 18395 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.7 |
1987-07-13 04:31:07 |
42.671 | 13.021 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 51959 |
Field | Value |
---|---|
Time (UTC) | 1987-07-13 04:31:07 ± 0.14 |
Latitude | 42.6710 ± 0.0084 |
Longitude | 13.0210 ± 0.0116 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 51959 |
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) | 1333.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 146 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
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) | 0.00340 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00745 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 51959 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:50:17 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 51959 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1987-07-13T04:31:36.00 | 10.0 | undecidable | manual | SG | 355 | 0.8214 | 0.02 | 0.5 | |
--.CM8.Z. | 1987-07-13T04:31:26.25 | 10.0 | undecidable | manual | SG | 9 | 0.5328 | -0.15 | 0.7 | |
--.ARV.Z. | 1987-07-13T04:31:25.00 | 10.0 | undecidable | manual | PG | 355 | 0.8214 | 1.08 | 0.1 | |
--.ASS.Z. | 1987-07-13T04:31:24.13 | 10.0 | undecidable | manual | SG | 325 | 0.4662 | -0.49 | 0.2 | |
--.ALP.Z. | 1987-07-13T04:31:22.90 | 10.0 | undecidable | manual | SG | 74 | 0.4107 | 0.21 | 0.9 | |
--.MNS.Z. | 1987-07-13T04:31:21.65 | 10.0 | undecidable | manual | SG | 221 | 0.3774 | 0.07 | 0.6 | |
--.CM8.Z. | 1987-07-13T04:31:18.50 | 10.0 | undecidable | manual | PG | 9 | 0.5328 | 0.11 | 1.5 | |
--.ASS.Z. | 1987-07-13T04:31:17.17 | 10.0 | undecidable | manual | PG | 325 | 0.4662 | -0.19 | 1.2 | |
--.ALP.Z. | 1987-07-13T04:31:16.80 | 10.0 | undecidable | manual | PG | 74 | 0.4107 | -0.17 | 2.7 | |
--.MNS.Z. | 1987-07-13T04:31:15.61 | 10.0 | undecidable | manual | PG | 221 | 0.3774 | 0.01 | 1.6 |