Earthquake with magnitude of Md 2.1 on date 05-07-1990 and time 01:47:42 (Italy) in region 7 km W Pievepelago (MO)

A magnitude Md 2.1 earthquake occured in region: 7 km W Pievepelago (MO), on

  • 04-07-1990 23:47:42 (UTC)
  • 05-07-1990 01:47:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1750, 10.5360 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
Pievepelago MO 8 2222 2222
Fiumalbo MO 9 1280 3502
Fosciandora LU 9 602 4104
Castiglione di Garfagnana LU 10 1818 5922
Abetone PT 11 621 6543
Pieve Fosciana LU 11 2414 8957
Villa Collemandina LU 11 1334 10291
Riolunato MO 11 712 11003
Barga LU 12 10034 21037
Castelnuovo di Garfagnana LU 12 5950 26987
Coreglia Antelminelli LU 12 5215 32202
Frassinoro MO 14 1926 34128
Molazzana LU 15 1043 35171
Gallicano LU 15 3807 38978
San Romano in Garfagnana LU 15 1410 40388
Camporgiano LU 16 2176 42564
Montecreto MO 17 940 43504
Careggine LU 18 564 44068
Fabbriche di Vergemoli LU 18 768 44836
Palagano MO 19 2194 47030
Bagni di Lucca LU 19 6161 53191
Piazza al Serchio LU 19 2367 55558
Cutigliano PT 19 1488 57046
Sillano Giuncugnano LU 20 1085 58131
Sestola MO 20 2508 60639

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Massa (69479 inhabitants)
37 Km E of Carrara (63133 inhabitants)
37 Km N of Lucca (89046 inhabitants)
41 Km NW of Pistoia (90315 inhabitants)
41 Km NE of Viareggio (62467 inhabitants)
52 Km N of Pisa (89158 inhabitants)
56 Km NW of Prato (191150 inhabitants)
57 Km E of La Spezia (93959 inhabitants)
59 Km S of Reggio nell'Emilia (171345 inhabitants)
61 Km SW of Modena (184973 inhabitants)
69 Km NW of Scandicci (50609 inhabitants)
72 Km N of Livorno (159219 inhabitants)
72 Km S of Parma (192836 inhabitants)
73 Km SW of Carpi (70699 inhabitants)
73 Km NW of Firenze (382808 inhabitants)
73 Km W of Bologna (386663 inhabitants)
96 Km W of Imola (69797 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 2.1
ML-VAX 2.0
1990-07-04
23:47:42
44.175 10.536 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 122549
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-07-04 23:47:42 ± 0.826
Latitude 44.1750 ± 0.0345
Longitude 10.5360 ± 0.0696
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 122549

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) 6743.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 259
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.01036
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 122549
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:53:51

ML:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 122549
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. 1990-07-04T23:48:04.50 10.0 undecidable manual PN 118 1.1544 -0.11 0.9
--.SFI.Z. 1990-07-04T23:48:02.50 10.0 undecidable manual PG 105 0.9768 0.37 0.7
--.PGD.Z. 1990-07-04T23:48:01.00 10.0 undecidable manual PG 109 0.8991 0.31 0.8
--.PII.Z. 1990-07-04T23:47:59.00 10.0 undecidable manual SG 181 0.444 -0.35 0.4
--.PII.Z. 1990-07-04T23:47:51.83 10.0 negative manual PG 181 0.444 -0.55 1.4
--.BDI.Z. 1990-07-04T23:47:49.48 10.0 undecidable manual SG 158 0.1221 0.56 0.3
--.MME.Z. 1990-07-04T23:47:47.68 10.0 undecidable manual SG 81 0.1221 -1.17 0
--.MME.Z. 1990-07-04T23:47:46.20 10.0 positive manual PG 81 0.1221 -0.12 2.9
--.BDI.Z. 1990-07-04T23:47:46.87 10.0 positive manual PG 158 0.1221 0.51 1.6
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