Earthquake with magnitude of Md 2.2 on date 22-12-1988 and time 06:08:21 (UTC) in region Costa Marchigiana Fermana (Fermo)

A magnitude Md 2.2 earthquake occured in region: Costa Marchigiana Fermana (Fermo), on

  • 22-12-1988 06:08:21 (UTC)
  • 22-12-1988 07:08:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2070, 13.8860 at 5 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
Porto San Giorgio FM 8 16121 16121
Porto Sant'Elpidio FM 12 26152 42273
Pedaso FM 13 2800 45073
Altidona FM 13 3390 48463
Lapedona FM 14 1166 49629
Fermo FM 14 37655 87284
Campofilone FM 15 1916 89200
Sant'Elpidio a Mare FM 16 17110 106310
Civitanova Marche MC 17 41983 148293
Monte Urano FM 17 8353 156646
Moresco FM 18 598 157244
Massignano AP 19 1638 158882
Monterubbiano FM 19 2230 161112

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km SE of Ancona (100861 inhabitants)
63 Km N of Teramo (54892 inhabitants)
80 Km N of Montesilvano (53738 inhabitants)
87 Km NW of Pescara (121014 inhabitants)
98 Km N of Chieti (51815 inhabitants)
99 Km SE of Fano (60888 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 2.2 1988-12-22
06:08:21
43.207 13.886 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 83869
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-12-22 06:08:21 ± 0.509
Latitude 43.2070 ± 0.0122
Longitude 13.8860 ± 0.0386
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 83869

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) 3410.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 239
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00356
Epicentral distance of station farthest from the epicenter (degree) 0.01085
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 83869
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:18:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNS.Z. 1988-12-22T06:09:03.20 10.0 undecidable manual SN 227 1.1988 1.13 0.1
--.ASS.Z. 1988-12-22T06:08:54.00 10.0 undecidable manual SG 261 0.9102 0.34 0.6
--.MNS.Z. 1988-12-22T06:08:46.00 10.0 undecidable manual PN 227 1.1988 1.05 0.4
--.CIO.Z. 1988-12-22T06:08:42.20 10.0 undecidable manual SG 268 0.5439 0.43 0.7
--.ASS.Z. 1988-12-22T06:08:39.40 10.0 undecidable manual PG 261 0.9102 -0.69 1
--.ALP.Z. 1988-12-22T06:08:39.30 10.0 undecidable manual SG 208 0.4884 -0.71 0.7
--.AOI.Z. 1988-12-22T06:08:36.80 10.0 undecidable manual SG 328 0.3996 -0.23 0.8
--.CIO.Z. 1988-12-22T06:08:33.00 10.0 undecidable manual PG 268 0.5439 -0.22 2
--.ALP.Z. 1988-12-22T06:08:31.80 10.0 undecidable manual PG 208 0.4884 -0.4 1.7
--.AOI.Z. 1988-12-22T06:08:30.50 10.0 undecidable manual PG 328 0.3996 0.01 2.1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download