Earthquake with magnitude of Md 2.5 on date 27-12-1995 and time 18:22:57 (UTC) in region 2 km E Gualdo (MC)

A magnitude Md 2.5 earthquake occured in region: 2 km E Gualdo (MC), on

  • 27-12-1995 18:22:57 (UTC)
  • 27-12-1995 19:22:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0670, 13.3680 at 5 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Gualdo MC 2 815 815
Sant'Angelo in Pontano MC 4 1436 2251
Penna San Giovanni MC 5 1108 3359
San Ginesio MC 6 3498 6857
Sarnano MC 6 3264 10121
Monte San Martino MC 7 765 10886
Ripe San Ginesio MC 9 852 11738
Smerillo FM 9 365 12103
Amandola FM 10 3629 15732
Falerone FM 10 3337 19069
Cessapalombo MC 10 512 19581
Servigliano FM 10 2336 21917
Colmurano MC 11 1263 23180
Camporotondo di Fiastrone MC 11 563 23743
Monte Vidon Corrado FM 11 731 24474
Montappone FM 11 1682 26156
Montefalcone Appennino FM 12 424 26580
Santa Vittoria in Matenano FM 12 1330 27910
Loro Piceno MC 12 2401 30311
Comunanza AP 13 3166 33477
Massa Fermana FM 13 963 34440
Monteleone di Fermo FM 13 395 34835
Montefortino FM 14 1178 36013
Bolognola MC 14 142 36155
Caldarola MC 14 1823 37978
Belmonte Piceno FM 14 646 38624
Urbisaglia MC 15 2628 41252
Montelparo FM 15 778 42030
Belforte del Chienti MC 15 1886 43916
Monsampietro Morico FM 15 659 44575
Force AP 15 1354 45929
Montegiorgio FM 16 6851 52780
Mogliano MC 16 4696 57476
Acquacanina MC 16 121 57597
Tolentino MC 17 20069 77666
Fiastra MC 18 559 78225
Montottone FM 18 979 79204
Monte Rinaldo FM 18 379 79583
Montemonaco AP 19 604 80187
Petriolo MC 19 1998 82185
Serrapetrona MC 19 966 83151
Magliano di Tenna FM 20 1452 84603
Grottazzolina FM 20 3398 88001
Francavilla d'Ete FM 20 964 88965
Ortezzano FM 20 774 89739
Palmiano AP 20 196 89935

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km NW of Teramo (54892 inhabitants)
55 Km E of Foligno (57155 inhabitants)
63 Km S of Ancona (100861 inhabitants)
80 Km N of L'Aquila (69753 inhabitants)
80 Km E of Perugia (166134 inhabitants)
81 Km NE of Terni (111501 inhabitants)
89 Km NW of Montesilvano (53738 inhabitants)
91 Km SE of Fano (60888 inhabitants)
96 Km NW of Pescara (121014 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
Md 2.5
ML-VAX 2.2
1995-12-27
18:22:57
43.067 13.368 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 238429
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-12-27 18:22:57 ± 0.676
Latitude 43.0670 ± 0.0244
Longitude 13.3680 ± 0.0663
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 238429

Uncertainty

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) 6028.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 200
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.2
Epicentral distance of station closest to the epicenter (degree) 0.00469
Epicentral distance of station farthest from the epicenter (degree) 0.01295
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 9
Type of magnitude Md
Reference to an origin 238429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:45:43

ML:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 7
Type of magnitude ML
Reference to an origin 238429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CRE.Z. 1995-12-27T18:23:39.68 10.0 undecidable manual SN! 298 1.1544 2.95 0
--.MNS.Z. 1995-12-27T18:23:27.82 10.0 undecidable manual SG 216 0.8436 0.64 0.7
--.PGD.Z. 1995-12-27T18:23:25.32 10.0 undecidable manual PN 304 1.443 1.59 0.7
--.FB9.Z. 1995-12-27T18:23:25.51 10.0 undecidable manual SG 325 0.7548 1.21 0.5
--.SDI.Z. 1995-12-27T18:23:24.42 10.0 undecidable manual PN 166 1.3875 1.34 0.9
--.AQU.Z. 1995-12-27T18:23:22.20 10.0 undecidable manual SG 177 0.7104 -0.64 0.7
--.CRE.Z. 1995-12-27T18:23:21.70 10.0 undecidable manual PN 298 1.1544 1.09 1.2
--.PQ9.Z. 1995-12-27T18:23:19.94 10.0 undecidable manual PG 178 1.0434 1.83 0.7
--.ASS.Z. 1995-12-27T18:23:18.47 10.0 undecidable manual SG 269 0.5217 1.73 0.3
--.ARV.Z. 1995-12-27T18:23:16.94 10.0 undecidable manual SG 324 0.5328 -0.06 0.8
--.MNS.Z. 1995-12-27T18:23:13.10 10.0 undecidable manual PG 216 0.8436 -1.36 1.1
--.FB9.Z. 1995-12-27T18:23:11.69 10.0 undecidable manual PG 325 0.7548 -1.12 1.3
--.AQU.Z. 1995-12-27T18:23:10.00 10.0 undecidable manual PG 177 0.7104 -1.96 0.6
--.ARV.Z. 1995-12-27T18:23:07.24 10.0 undecidable manual PG 324 0.5328 -1.34 1.1
--.ASS.Z. 1995-12-27T18:23:07.75 10.0 negative manual PG 269 0.5217 -0.68 3.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download