A magnitude Md 2.4 earthquake occured in region: 7 km SE Cascia (PG), on
and geographic coordinates (lat, lon) 42.6840, 13.0780 at 6 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 | 7 | 3217 | 3217 |
Cittareale | RI | 10 | 482 | 3699 |
Monteleone di Spoleto | PG | 11 | 599 | 4298 |
Poggiodomo | PG | 12 | 117 | 4415 |
Norcia | PG | 12 | 4957 | 9372 |
Accumoli | RI | 14 | 667 | 10039 |
Leonessa | RI | 16 | 2435 | 12474 |
Posta | RI | 18 | 694 | 13168 |
Amatrice | RI | 18 | 2657 | 15825 |
Borbona | RI | 20 | 617 | 16442 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4 | 1985-08-23 00:46:17 |
42.684 | 13.078 | 6 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 12239 |
Field | Value |
---|---|
Time (UTC) | 1985-08-23 00:46:17 ± 0.129 |
Latitude | 42.6840 ± 0.0089 |
Longitude | 13.0780 ± 0.0115 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 12239 |
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) | 1366.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.00130 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00996 |
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 | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 12239 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:15:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SD1.Z. | 1985-08-23T00:46:39.00 | 10.0 | undecidable | manual | PN | 150 | 1.11 | 0 | 1.4 | |
--.CM2.Z. | 1985-08-23T00:46:35.90 | 10.0 | undecidable | manual | SG | 5 | 0.4995 | -0.16 | 1.2 | |
--.ALP.Z. | 1985-08-23T00:46:32.00 | 10.0 | undecidable | manual | SG | 74 | 0.3663 | 0.44 | 0.5 | |
--.CM2.Z. | 1985-08-23T00:46:28.50 | 10.0 | undecidable | manual | PG? | 5 | 0.4995 | 0.46 | 0.3 | |
--.ALP.Z. | 1985-08-23T00:46:25.00 | 10.0 | undecidable | manual | PG | 74 | 0.3663 | -0.44 | 0.8 | |
--.PO9.Z. | 1985-08-23T00:46:23.00 | 10.0 | undecidable | manual | SG | 222 | 0.1443 | -0.22 | 0.7 | |
--.PO9.Z. | 1985-08-23T00:46:20.80 | 10.0 | undecidable | manual | PG | 222 | 0.1443 | 0.18 | 2 |