Earthquake with magnitude of Md 2.3 on date 30-05-1985 and time 18:43:07 (Italy) in region 6 km S Cingoli (MC)

A magnitude Md 2.3 earthquake occured in region: 6 km S Cingoli (MC), on

  • 30-05-1985 16:43:07 (UTC)
  • 30-05-1985 18:43:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3240, 13.2330 at 7 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
Cingoli MC 6 10352 10352
Treia MC 7 9403 19755
Appignano MC 10 4213 23968
Apiro MC 11 2280 26248
Pollenza MC 11 6618 32866
San Severino Marche MC 11 12726 45592
Staffolo AN 13 2253 47845
Tolentino MC 13 20069 67914
Poggio San Vicino MC 14 246 68160
San Paolo di Jesi AN 15 933 69093
Filottrano AN 16 9499 78592
Gagliole MC 16 620 79212
Serrapetrona MC 17 966 80178
Cupramontana AN 17 4756 84934
Montecassiano MC 17 7125 92059
Belforte del Chienti MC 18 1886 93945
Macerata MC 18 42473 136418
Urbisaglia MC 18 2628 139046
Castelraimondo MC 19 4587 143633
Monte Roberto AN 19 3061 146694
Maiolati Spontini AN 19 6248 152942
Montefano MC 20 3541 156483
Matelica MC 20 9981 166464
Castelbellino AN 20 4947 171411

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SW of Ancona (100861 inhabitants)
59 Km NE of Foligno (57155 inhabitants)
60 Km S of Fano (60888 inhabitants)
70 Km SE of Pesaro (94582 inhabitants)
73 Km E of Perugia (166134 inhabitants)
83 Km NW of Teramo (54892 inhabitants)
97 Km NE of Terni (111501 inhabitants)
98 Km SE of Rimini (147750 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 2.3 1985-05-30
16:43:07
43.324 13.233 7 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 7609
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-05-30 16:43:07 ± 0.247
Latitude 43.3240 ± 0.0154
Longitude 13.2330 ± 0.0230
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 7609

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) 2530.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.00130
Epicentral distance of station farthest from the epicenter (degree) 0.00874
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 7609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:11:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CH1.Z. 1985-05-30T16:43:28.00 10.0 undecidable manual PG 288 0.9657 1.38 0.1
--.AS1.Z. 1985-05-30T16:43:25.50 10.0 undecidable manual SG 238 0.4995 0.03 0.8
--.PO9.Z. 1985-05-30T16:43:23.00 10.0 undecidable manual PG 195 0.777 0.1 1
--.AM1.Z. 1985-05-30T16:43:22.30 10.0 undecidable manual SG 49 0.3441 1.54 0
--.ALP.Z. 1985-05-30T16:43:19.00 10.0 undecidable manual PG 155 0.5883 -0.51 0.9
--.AS1.Z. 1985-05-30T16:43:17.00 10.0 undecidable manual PG 238 0.4995 -0.68 0.8
--.AR1.Z. 1985-05-30T16:43:17.50 10.0 undecidable manual SG 309 0.2664 -0.34 0.5
--.AM1.Z. 1985-05-30T16:43:14.70 10.0 positive manual PG 49 0.3441 -0.26 2.7
--.CM2.Z. 1985-05-30T16:43:14.00 10.0 undecidable manual SG 206 0.1443 0.78 0.4
--.AR1.Z. 1985-05-30T16:43:12.50 10.0 undecidable manual PG 309 0.2664 -0.77 0.7
--.CM2.Z. 1985-05-30T16:43:10.60 10.0 positive manual PG 206 0.1443 0 2.9
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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