Earthquake with magnitude of Md 2.0 on date 26-12-1993 and time 19:48:56 (UTC) in region 2 km NE Sant'Angelo in Pontano (MC)

A magnitude Md 2.0 earthquake occured in region: 2 km NE Sant'Angelo in Pontano (MC), on

  • 26-12-1993 19:48:56 (UTC)
  • 26-12-1993 20:48:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1120, 13.4160 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sant'Angelo in Pontano MC 2 1436 1436
Falerone FM 5 3337 4773
Montappone FM 5 1682 6455
Ripe San Ginesio MC 5 852 7307
Monte Vidon Corrado FM 6 731 8038
Loro Piceno MC 6 2401 10439
Penna San Giovanni MC 6 1108 11547
Massa Fermana FM 7 963 12510
Servigliano FM 7 2336 14846
Colmurano MC 8 1263 16109
Gualdo MC 8 815 16924
San Ginesio MC 8 3498 20422
Monte San Martino MC 9 765 21187
Mogliano MC 10 4696 25883
Urbisaglia MC 10 2628 28511
Montegiorgio FM 10 6851 35362
Belmonte Piceno FM 10 646 36008
Monteleone di Fermo FM 12 395 36403
Santa Vittoria in Matenano FM 12 1330 37733
Smerillo FM 12 365 38098
Monsampietro Morico FM 12 659 38757
Camporotondo di Fiastrone MC 12 563 39320
Sarnano MC 13 3264 42584
Cessapalombo MC 13 512 43096
Petriolo MC 13 1998 45094
Francavilla d'Ete FM 14 964 46058
Montelparo FM 14 778 46836
Montefalcone Appennino FM 14 424 47260
Magliano di Tenna FM 14 1452 48712
Montottone FM 15 979 49691
Grottazzolina FM 15 3398 53089
Tolentino MC 15 20069 73158
Amandola FM 15 3629 76787
Rapagnano FM 16 2145 78932
Caldarola MC 16 1823 80755
Belforte del Chienti MC 16 1886 82641
Monte San Pietrangeli FM 16 2458 85099
Monte Rinaldo FM 16 379 85478
Corridonia MC 17 15430 100908
Comunanza AP 17 3166 104074
Torre San Patrizio FM 18 2048 106122
Force AP 18 1354 107476
Monte Giberto FM 18 801 108277
Ortezzano FM 18 774 109051
Pollenza MC 18 6618 115669
Monte Vidon Combatte FM 19 433 116102
Serrapetrona MC 20 966 117068
Montefortino FM 20 1178 118246
Ponzano di Fermo FM 20 1674 119920

Municipalities with at least 50000 inhabitants

An earthquake occurred to
56 Km NW of Teramo (54892 inhabitants)
57 Km S of Ancona (100861 inhabitants)
60 Km E of Foligno (57155 inhabitants)
83 Km E of Perugia (166134 inhabitants)
85 Km N of L'Aquila (69753 inhabitants)
88 Km SE of Fano (60888 inhabitants)
88 Km NE of Terni (111501 inhabitants)
89 Km NW of Montesilvano (53738 inhabitants)
97 Km NW of Pescara (121014 inhabitants)
98 Km SE of Pesaro (94582 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 2.0 1993-12-26
19:48:56
43.112 13.416 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 202889
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-12-26 19:48:56 ± 0.226
Latitude 43.1120 ± 0.0124
Longitude 13.4160 ± 0.0236
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 202889

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) 2360.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00502
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 202889
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:10:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 1993-12-26T19:49:16.50 10.0 undecidable manual SG 265 0.555 -0.03 0.5
--.AOI.Z. 1993-12-26T19:49:13.10 10.0 undecidable manual SG 17 0.444 -0.15 0.8
--.ALP.Z. 1993-12-26T19:49:10.50 10.0 undecidable manual SG 161 0.3441 0.73 0.2
--.ASS.Z. 1993-12-26T19:49:08.00 10.0 undecidable manual PG 265 0.555 -0.13 1.2
--.SSO.Z. 1993-12-26T19:49:05.60 10.0 undecidable manual SG 0 0.1776 1.2 0
--.AOI.Z. 1993-12-26T19:49:05.80 10.0 undecidable manual PG 17 0.444 -0.44 1.7
--.ALP.Z. 1993-12-26T19:49:03.90 10.0 undecidable manual PG 161 0.3441 -0.34 1.1
--.SSO.Z. 1993-12-26T19:49:01.40 10.0 undecidable manual PG 0 0.1776 0.27 2.5
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