A magnitude Md 1.8 earthquake occured in region: 1 km N Gualdo (MC), on
and geographic coordinates (lat, lon) 43.0740, 13.3370 at 22 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 | MC | 1 | 815 | 815 |
San Ginesio | MC | 4 | 3498 | 4313 |
Sarnano | MC | 5 | 3264 | 7577 |
Sant'Angelo in Pontano | MC | 6 | 1436 | 9013 |
Penna San Giovanni | MC | 7 | 1108 | 10121 |
Cessapalombo | MC | 8 | 512 | 10633 |
Ripe San Ginesio | MC | 8 | 852 | 11485 |
Camporotondo di Fiastrone | MC | 9 | 563 | 12048 |
Monte San Martino | MC | 10 | 765 | 12813 |
Colmurano | MC | 10 | 1263 | 14076 |
Amandola | FM | 10 | 3629 | 17705 |
Caldarola | MC | 12 | 1823 | 19528 |
Smerillo | FM | 12 | 365 | 19893 |
Falerone | FM | 12 | 3337 | 23230 |
Loro Piceno | MC | 12 | 2401 | 25631 |
Bolognola | MC | 13 | 142 | 25773 |
Servigliano | FM | 13 | 2336 | 28109 |
Montappone | FM | 13 | 1682 | 29791 |
Belforte del Chienti | MC | 13 | 1886 | 31677 |
Monte Vidon Corrado | FM | 13 | 731 | 32408 |
Montefalcone Appennino | FM | 14 | 424 | 32832 |
Acquacanina | MC | 14 | 121 | 32953 |
Massa Fermana | FM | 14 | 963 | 33916 |
Urbisaglia | MC | 14 | 2628 | 36544 |
Comunanza | AP | 14 | 3166 | 39710 |
Santa Vittoria in Matenano | FM | 14 | 1330 | 41040 |
Montefortino | FM | 15 | 1178 | 42218 |
Fiastra | MC | 15 | 559 | 42777 |
Tolentino | MC | 16 | 20069 | 62846 |
Monteleone di Fermo | FM | 16 | 395 | 63241 |
Belmonte Piceno | FM | 17 | 646 | 63887 |
Serrapetrona | MC | 17 | 966 | 64853 |
Mogliano | MC | 17 | 4696 | 69549 |
Montelparo | FM | 17 | 778 | 70327 |
Montegiorgio | FM | 18 | 6851 | 77178 |
Force | AP | 18 | 1354 | 78532 |
Monsampietro Morico | FM | 18 | 659 | 79191 |
Montemonaco | AP | 19 | 604 | 79795 |
Petriolo | MC | 20 | 1998 | 81793 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.8 | 1988-12-20 03:59:54 |
43.074 | 13.337 | 22 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 83769 |
Field | Value |
---|---|
Time (UTC) | 1988-12-20 03:59:54 ± 0.256 |
Latitude | 43.0740 ± 0.0089 |
Longitude | 13.3370 ± 0.0170 |
Depth (km) | 22 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 83769 |
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) | 1694.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 128 |
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) | 0.00089 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00453 |
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 | 1.8 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 83769 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:18:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ASS.Z. | 1988-12-20T04:00:13.20 | 10.0 | undecidable | manual | SG | 268 | 0.4995 | 0.59 | 0 | |
--.AOI.Z. | 1988-12-20T04:00:13.60 | 10.0 | undecidable | manual | SG | 21 | 0.4995 | 0.61 | 0 | |
--.ALP.Z. | 1988-12-20T04:00:07.80 | 10.0 | undecidable | manual | SG | 149 | 0.333 | 0.06 | 0.8 | |
--.AOI.Z. | 1988-12-20T04:00:04.90 | 10.0 | undecidable | manual | PG | 21 | 0.4995 | -0.13 | 1.9 | |
--.ASS.Z. | 1988-12-20T04:00:04.60 | 10.0 | undecidable | manual | PG | 268 | 0.4995 | -0.21 | 0.8 | |
--.CIO.Z. | 1988-12-20T04:00:03.50 | 10.0 | undecidable | manual | SG | 310 | 0.1776 | -0.11 | 0.8 | |
--.ALP.Z. | 1988-12-20T04:00:01.90 | 10.0 | undecidable | manual | PG | 149 | 0.333 | -0.1 | 1.3 | |
--.SS8.Z. | 1988-12-20T04:00:01.60 | 10.0 | undecidable | manual | SG | 229 | 0.0999 | -0.34 | 0.3 | |
--.CIO.Z. | 1988-12-20T03:59:59.50 | 10.0 | undecidable | manual | PG | 310 | 0.1776 | -0.11 | 2.5 | |
--.SS8.Z. | 1988-12-20T03:59:58.90 | 10.0 | undecidable | manual | PG | 229 | 0.0999 | 0.25 | 1.7 |