Earthquake with magnitude of Md 2.5 on date 14-12-1993 and time 00:53:53 (UTC) in region 5 km SW Rieti (RI)

A magnitude Md 2.5 earthquake occured in region: 5 km SW Rieti (RI), on

  • 14-12-1993 00:53:53 (UTC)
  • 14-12-1993 01:53:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.3770, 12.8170 at 12 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
Rieti RI 5 47698 47698
Contigliano RI 6 3783 51481
Monte San Giovanni in Sabina RI 6 714 52195
Belmonte in Sabina RI 9 636 52831
Greccio RI 10 1558 54389
Montenero Sabino RI 11 299 54688
Cittaducale RI 11 6828 61516
Montasola RI 11 395 61911
Cottanello RI 11 563 62474
Roccantica RI 12 563 63037
Cantalice RI 13 2755 65792
Casperia RI 13 1246 67038
Torricella in Sabina RI 14 1342 68380
Poggio Catino RI 14 1341 69721
Casaprota RI 14 744 70465
Poggio San Lorenzo RI 14 589 71054
Colli sul Velino RI 14 533 71587
Salisano RI 14 567 72154
Rocca Sinibalda RI 15 815 72969
Torri in Sabina RI 15 1256 74225
Vacone RI 15 256 74481
Concerviano RI 15 291 74772
Poggio Bustone RI 15 2055 76827
Mompeo RI 15 530 77357
Configni RI 15 633 77990
Cantalupo in Sabina RI 16 1685 79675
Rivodutri RI 16 1253 80928
Monteleone Sabino RI 16 1224 82152
Frasso Sabino RI 16 743 82895
Poggio Mirteto RI 17 6315 89210
Labro RI 17 374 89584
Morro Reatino RI 17 373 89957
Longone Sabino RI 17 597 90554
Castelnuovo di Farfa RI 17 1059 91613
Selci RI 17 1106 92719
Castel Sant'Angelo RI 18 1308 94027
Montopoli di Sabina RI 18 4210 98237
Poggio Nativo RI 18 2622 100859
Montebuono RI 18 883 101742
Tarano RI 18 1444 103186
Stroncone TR 19 4917 108103
Toffia RI 19 1058 109161
Fara in Sabina RI 20 13742 122903
Poggio Moiano RI 20 2751 125654

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km SE of Terni (111501 inhabitants)
43 Km N of Guidonia Montecelio (88673 inhabitants)
46 Km N of Tivoli (56533 inhabitants)
48 Km W of L'Aquila (69753 inhabitants)
59 Km E of Viterbo (67173 inhabitants)
60 Km NE of Roma (2864731 inhabitants)
65 Km S of Foligno (57155 inhabitants)
77 Km N of Velletri (53303 inhabitants)
79 Km W of Teramo (54892 inhabitants)
82 Km NE of Fiumicino (78395 inhabitants)
83 Km NE of Pomezia (62966 inhabitants)
88 Km N of Aprilia (73446 inhabitants)
88 Km SE of Perugia (166134 inhabitants)
90 Km E of Civitavecchia (52991 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 1.8
1993-12-14
00:53:53
42.377 12.817 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 201919
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-12-14 00:53:53 ± 0.183
Latitude 42.3770 ± 0.0110
Longitude 12.8170 ± 0.0247
Depth (km) 12 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 201919

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) 2364.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.01012
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 201919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:09:51

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 201919
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
--.ARV.Z. 1993-12-14T00:54:31.26 10.0 undecidable manual SN 4 1.1211 0.95 0.2
--.ASS.Z. 1993-12-14T00:54:18.27 10.0 undecidable manual SG 349 0.6882 0.61 0.3
--.RDP.Z. 1993-12-14T00:54:15.34 10.0 undecidable manual SG 186 0.6216 0.05 0.7
--.ARV.Z. 1993-12-14T00:54:14.24 10.0 undecidable manual PN 4 1.1211 -0.47 0.7
--.RMP.Z. 1993-12-14T00:54:13.28 10.0 undecidable manual SG 188 0.5661 -0.37 0.4
--.SDI.Z. 1993-12-14T00:54:13.96 10.0 undecidable manual PN 131 0.9879 1.05 0.3
--.RDP.Z. 1993-12-14T00:54:06.20 10.0 undecidable manual PG 186 0.6216 -0.02 1.7
--.ASS.Z. 1993-12-14T00:54:06.48 10.0 undecidable manual PG 349 0.6882 -0.93 0.4
--.RMP.Z. 1993-12-14T00:54:04.95 10.0 undecidable manual PG 188 0.5661 -0.14 1.6
--.AQU.Z. 1993-12-14T00:54:02.53 10.0 undecidable manual PG 92 0.4329 0.01 1.8
--.MNS.Z. 1993-12-14T00:53:59.11 10.0 undecidable manual SG 274 0.0999 0.25 0.5
--.MNS.Z. 1993-12-14T00:53:56.61 10.0 negative manual PG 274 0.0999 0.06 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