Earthquake with magnitude of Md 2.5 on date 29-12-1990 and time 03:07:05 (UTC) in region 4 km NE Macerata Feltria (PU)

A magnitude Md 2.5 earthquake occured in region: 4 km NE Macerata Feltria (PU), on

  • 29-12-1990 03:07:05 (UTC)
  • 29-12-1990 04:07:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.8240, 12.4800 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
Macerata Feltria PU 4 1990 1990
Monte Grimano Terme PU 5 1136 3126
Sassocorvaro PU 5 3504 6630
Mercatino Conca PU 5 1086 7716
Monte Cerignone PU 6 669 8385
Auditore PU 7 1566 9951
Sassofeltrio PU 8 1388 11339
Pietrarubbia PU 8 660 11999
Tavoleto PU 10 867 12866
Montecopiolo PU 10 1128 13994
Frontino PU 10 293 14287
Lunano PU 11 1527 15814
Montescudo - Monte Colombo RN 12 6779 22593
Piandimeleto PU 12 2167 24760
Montecalvo in Foglia PU 12 2718 27478
Gemmano RN 12 1158 28636
Carpegna PU 12 1674 30310
Montefiore Conca RN 13 2269 32579
San Leo RN 14 2972 35551
Peglio PU 14 696 36247
Belforte all'Isauro PU 14 769 37016
Maiolo RN 15 848 37864
Mondaino RN 16 1394 39258
Saludecio RN 16 3120 42378
Urbino PU 17 15019 57397
Morciano di Romagna RN 17 7045 64442
San Clemente RN 17 5577 70019
Novafeltria RN 17 7164 77183
Pennabilli RN 17 2869 80052
Montegridolfo RN 17 1012 81064
Urbania PU 18 7099 88163
Talamello RN 18 1104 89267
Sant'Angelo in Vado PU 18 4133 93400
Verucchio RN 19 10078 103478
Coriano RN 19 10502 113980
Sestino AR 19 1355 115335
Poggio Torriana RN 20 5135 120470

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km S of Rimini (147750 inhabitants)
36 Km W of Pesaro (94582 inhabitants)
40 Km SE of Cesena (96758 inhabitants)
43 Km W of Fano (60888 inhabitants)
57 Km SE of Forlì (117913 inhabitants)
62 Km NE of Arezzo (99543 inhabitants)
70 Km SE of Ravenna (159116 inhabitants)
70 Km SE of Faenza (58541 inhabitants)
80 Km N of Perugia (166134 inhabitants)
85 Km SE of Imola (69797 inhabitants)
87 Km W of Ancona (100861 inhabitants)
98 Km N of Foligno (57155 inhabitants)
98 Km E of Firenze (382808 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 1990-12-29
03:07:05
43.824 12.48 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 133149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-12-29 03:07:05 ± 0.463
Latitude 43.8240 ± 0.0287
Longitude 12.4800 ± 0.0253
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 133149

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) 3785.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 213
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) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00389
Epicentral distance of station farthest from the epicenter (degree) 0.00688
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:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 133149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:04:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 1990-12-29T03:07:32.50 10.0 undecidable manual SG 170 0.7659 -0.1 0.6
--.ARV.Z. 1990-12-29T03:07:23.90 10.0 undecidable manual SG 133 0.4551 0.26 0.7
--.SFI.Z. 1990-12-29T03:07:23.50 10.0 undecidable manual SG 279 0.4551 0.8 0.4
--.ASS.Z. 1990-12-29T03:07:22.50 10.0 undecidable manual PG 170 0.7659 1.17 0.4
--.CRE.Z. 1990-12-29T03:07:21.42 10.0 undecidable manual SG 241 0.4329 -0.33 0.7
--.SFI.Z. 1990-12-29T03:07:15.71 10.0 undecidable manual PG 279 0.4551 0.1 1.8
--.CRE.Z. 1990-12-29T03:07:14.46 10.0 positive manual PG 241 0.4329 -0.61 2.5
--.ARV.Z. 1990-12-29T03:07:14.88 10.0 undecidable manual PG 133 0.4551 -0.81 0.9
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