Earthquake with magnitude of Md 2.2 on date 27-11-1989 and time 19:51:01 (Italy) in region 2 km SW Tolentino (MC)

A magnitude Md 2.2 earthquake occured in region: 2 km SW Tolentino (MC), on

  • 27-11-1989 18:51:01 (UTC)
  • 27-11-1989 19:51:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1970, 13.2680 at 21 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
Tolentino MC 2 20069 20069
Belforte del Chienti MC 4 1886 21955
Serrapetrona MC 7 966 22921
Camporotondo di Fiastrone MC 7 563 23484
Caldarola MC 7 1823 25307
Colmurano MC 8 1263 26570
San Severino Marche MC 8 12726 39296
Urbisaglia MC 9 2628 41924
Cessapalombo MC 10 512 42436
Ripe San Ginesio MC 10 852 43288
Pollenza MC 10 6618 49906
San Ginesio MC 11 3498 53404
Loro Piceno MC 13 2401 55805
Treia MC 13 9403 65208
Sant'Angelo in Pontano MC 15 1436 66644
Gualdo MC 15 815 67459
Petriolo MC 16 1998 69457
Gagliole MC 17 620 70077
Castelraimondo MC 17 4587 74664
Mogliano MC 17 4696 79360
Camerino MC 18 6974 86334
Montappone FM 18 1682 88016
Massa Fermana FM 18 963 88979
Sarnano MC 18 3264 92243
Macerata MC 19 42473 134716
Falerone FM 19 3337 138053
Monte Vidon Corrado FM 20 731 138784
Appignano MC 20 4213 142997
Acquacanina MC 20 121 143118
Fiastra MC 20 559 143677

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km SW of Ancona (100861 inhabitants)
53 Km NE of Foligno (57155 inhabitants)
70 Km NW of Teramo (54892 inhabitants)
72 Km E of Perugia (166134 inhabitants)
75 Km S of Fano (60888 inhabitants)
84 Km SE of Pesaro (94582 inhabitants)
87 Km NE of Terni (111501 inhabitants)
95 Km N of L'Aquila (69753 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
ML-VAX 1.5
1989-11-27
18:51:01
43.197 13.268 21 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 105099
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-11-27 18:51:01 ± 0.186
Latitude 43.1970 ± 0.0105
Longitude 13.2680 ± 0.0158
Depth (km) 21 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 105099

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) 1729.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 117
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) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.00826
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 105099
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:37:52

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 105099
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
--.MNS.Z. 1989-11-27T18:51:33.20 10.0 undecidable manual SN 208 0.9213 1.07 0
--.MNS.Z. 1989-11-27T18:51:19.34 10.0 undecidable manual PN 208 0.9213 0 1.1
--.ALP.Z. 1989-11-27T18:51:19.72 10.0 undecidable manual SG 152 0.4662 0.37 0.4
--.AM8.Z. 1989-11-27T18:51:18.27 10.0 undecidable manual SG 34 0.4218 0.3 0.5
--.ASS.Z. 1989-11-27T18:51:18.76 10.0 undecidable manual SG 253 0.4662 -0.5 0.3
--.ARV.Z. 1989-11-27T18:51:16.74 10.0 undecidable manual SG 322 0.3774 0.1 0.6
--.ASS.Z. 1989-11-27T18:51:11.62 10.0 negative manual PG 253 0.4662 -0.3 2.4
--.ALP.Z. 1989-11-27T18:51:11.52 10.0 undecidable manual PG 152 0.4662 -0.45 0.8
--.ARV.Z. 1989-11-27T18:51:10.48 10.0 undecidable manual PG 322 0.3774 0.07 1.7
--.AM8.Z. 1989-11-27T18:51:10.93 10.0 undecidable manual PG 34 0.4218 -0.24 1.3
--.CM8.Z. 1989-11-27T18:51:09.79 10.0 undecidable manual SG 268 0.0888 0.62 0.2
--.CM8.Z. 1989-11-27T18:51:06.32 10.0 positive manual PG 268 0.0888 0.23 2.8
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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