Earthquake with magnitude of Md 2.5 on date 19-05-1985 and time 09:07:56 (Italy) in region 2 km S Rocca di Cambio (AQ)

A magnitude Md 2.5 earthquake occured in region: 2 km S Rocca di Cambio (AQ), on

  • 19-05-1985 07:07:56 (UTC)
  • 19-05-1985 09:07:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2230, 13.4950 at 11 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
Rocca di Cambio AQ 2 533 533
Rocca di Mezzo AQ 3 1526 2059
Villa Sant'Angelo AQ 6 424 2483
Ocre AQ 7 1167 3650
Fagnano Alto AQ 8 418 4068
Sant'Eusanio Forconese AQ 8 394 4462
Fossa AQ 8 721 5183
San Demetrio ne' Vestini AQ 9 1854 7037
Fontecchio AQ 9 369 7406
Ovindoli AQ 10 1227 8633
Prata d'Ansidonia AQ 11 496 9129
Poggio Picenze AQ 12 1136 10265
Tione degli Abruzzi AQ 12 310 10575
Barisciano AQ 14 1828 12403
Caporciano AQ 15 230 12633
Lucoli AQ 15 1011 13644
San Pio delle Camere AQ 15 661 14305
Massa d'Albe AQ 15 1476 15781
Celano AQ 16 11017 26798
L'Aquila AQ 16 69753 96551
Secinaro AQ 17 359 96910
Aielli AQ 18 1475 98385
Tornimparte AQ 18 3187 101572
Carapelle Calvisio AQ 18 87 101659
Magliano de' Marsi AQ 18 3690 105349
Santo Stefano di Sessanio AQ 18 111 105460
Castelvecchio Calvisio AQ 19 153 105613
Acciano AQ 19 327 105940
Navelli AQ 20 554 106494
Cerchio AQ 20 1635 108129

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SE of L'Aquila (69753 inhabitants)
52 Km SW of Teramo (54892 inhabitants)
57 Km W of Chieti (51815 inhabitants)
63 Km SW of Montesilvano (53738 inhabitants)
64 Km E of Tivoli (56533 inhabitants)
65 Km W of Pescara (121014 inhabitants)
68 Km E of Guidonia Montecelio (88673 inhabitants)
79 Km E of Terni (111501 inhabitants)
84 Km NE of Velletri (53303 inhabitants)
91 Km E of Roma (2864731 inhabitants)
97 Km NE of Latina (125985 inhabitants)
99 Km NE of Aprilia (73446 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 2.5 1985-05-19
07:07:56
42.223 13.495 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 6509
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-05-19 07:07:56 ± 0.555
Latitude 42.2230 ± 0.0257
Longitude 13.4950 ± 0.0290
Depth (km) 11 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 6509

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) 3718.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 279
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
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) 0.00130
Epicentral distance of station farthest from the epicenter (degree) 0.00559
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 6509
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:10:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PO9.Z. 1985-05-19T07:08:16.00 10.0 undecidable manual SG 310 0.5328 0.46 0.3
--.ALP.Z. 1985-05-19T07:08:15.93 10.0 undecidable manual SG 5 0.555 -0.25 0.7
--.MNS.Z. 1985-05-19T07:08:08.50 10.0 undecidable manual PG 285 0.6216 -0.48 0.5
--.PO9.Z. 1985-05-19T07:08:07.50 10.0 undecidable manual PG 310 0.5328 0.08 1.5
--.ALP.Z. 1985-05-19T07:08:07.82 10.0 undecidable manual PG 5 0.555 0.03 1.5
--.AQU.Z. 1985-05-19T07:08:02.50 10.0 undecidable manual SG 332 0.1443 -0.55 0.3
--.AQU.Z. 1985-05-19T07:08:00.50 10.0 positive manual PG 332 0.1443 0.29 2.3
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