Earthquake with magnitude of Md 2.0 on date 30-06-1988 and time 22:48:48 (UTC) in region 5 km N Fabriano (AN)

A magnitude Md 2.0 earthquake occured in region: 5 km N Fabriano (AN), on

  • 30-06-1988 22:48:48 (UTC)
  • 01-07-1988 00:48:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.38, 12.9 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
Fabriano AN 5 31480 31480
Genga AN 6 1797 33277
Sassoferrato AN 7 7285 40562
Cerreto d'Esi AN 10 3817 44379
Serra San Quirico AN 12 2850 47229
Sigillo PG 14 2404 49633
Arcevia AN 14 4612 54245
Fossato di Vico PG 15 2840 57085
Poggio San Vicino MC 15 246 57331
Esanatoglia MC 15 2034 59365
Costacciaro PG 15 1216 60581
Mergo AN 15 1037 61618
Serra Sant'Abbondio PU 16 1027 62645
Matelica MC 17 9981 72626
Rosora AN 18 1985 74611
Scheggia e Pascelupo PG 19 1393 76004
Gualdo Tadino PG 19 15208 91212
Apiro MC 19 2280 93492
Cupramontana AN 19 4756 98248
Frontone PU 20 1300 99548
Castelplanio AN 20 3540 103088

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km NE of Foligno (57155 inhabitants)
51 Km NE of Perugia (166134 inhabitants)
53 Km S of Fano (60888 inhabitants)
57 Km W of Ancona (100861 inhabitants)
59 Km S of Pesaro (94582 inhabitants)
80 Km SE of Rimini (147750 inhabitants)
82 Km E of Arezzo (99543 inhabitants)
93 Km N of Terni (111501 inhabitants)
99 Km SE of Cesena (96758 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
Rev 1000 Md 2.0 1988-06-30
22:48:48
43.38 12.9 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 72599
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-06-30 22:48:48 ± 0.161
Latitude 43.38 ± 0.01
Longitude 12.90 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 72599

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) 1584
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 166
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.00324
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2

Field Value
Value 2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 72599
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:08:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ASS.Z. 1988-06-30T22:49:02.50 10.0 undecidable manual SG 209 0.0032 0.46 0.1
--.CM8.Z. 1988-06-30T22:48:58.73 10.0 undecidable manual SG 136 0.0023 0.11 0.9
--.ASS.Z. 1988-06-30T22:48:56.00 10.0 undecidable manual PG 209 0.0032 -0.27 0.7
--.CM8.Z. 1988-06-30T22:48:54.16 10.0 undecidable manual PG 136 0.0023 -0.14 2.8
--.ARV.Z. 1988-06-30T22:48:54.00 10.0 undecidable manual SG 16 0.0011 -0.24 0.4
--.ARV.Z. 1988-06-30T22:48:52.00 10.0 undecidable manual PG 16 0.0011 0.23 1.1
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download