Earthquake with magnitude of Md 2.3 on date 01-06-1989 and time 00:30:06 (UTC) in region 2 km SE Rocca Priora (RM)

A magnitude Md 2.3 earthquake occured in region: 2 km SE Rocca Priora (RM), on

  • 01-06-1989 00:30:06 (UTC)
  • 01-06-1989 02:30:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7800, 12.7840 at 8 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 Priora RM 2 11962 11962
San Cesareo RM 5 15153 27115
Monte Compatri RM 5 11978 39093
Rocca di Papa RM 7 17034 56127
Colonna RM 7 4287 60414
Monte Porzio Catone RM 7 8693 69107
Lariano RM 7 13432 82539
Zagarolo RM 8 17843 100382
Labico RM 9 6379 106761
Nemi RM 9 1943 108704
Frascati RM 9 22087 130791
Grottaferrata RM 10 20327 151118
Velletri RM 10 53303 204421
Marino RM 10 43026 247447
Gallicano nel Lazio RM 11 6334 253781
Genzano di Roma RM 11 23970 277751
Palestrina RM 11 21672 299423
Valmontone RM 11 15959 315382
Ariccia RM 11 19407 334789
Castel Gandolfo RM 12 8997 343786
Albano Laziale RM 12 41715 385501
Castel San Pietro Romano RM 12 902 386403
Artena RM 12 14276 400679
Lanuvio RM 13 13632 414311
Cave RM 13 11287 425598
Poli RM 15 2418 428016
Ciampino RM 15 38412 466428
Rocca di Cave RM 15 377 466805
Rocca Massima LT 16 1136 467941
Casape RM 17 744 468685
Genazzano RM 17 6036 474721
Capranica Prenestina RM 17 351 475072
San Gregorio da Sassola RM 17 1619 476691
Cori LT 19 11065 487756
Colleferro RM 19 21595 509351

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km N of Velletri (53303 inhabitants)
21 Km S of Tivoli (56533 inhabitants)
23 Km NE of Aprilia (73446 inhabitants)
25 Km S of Guidonia Montecelio (88673 inhabitants)
26 Km E of Pomezia (62966 inhabitants)
28 Km E of Roma (2864731 inhabitants)
36 Km N of Latina (125985 inhabitants)
39 Km NE of Anzio (54211 inhabitants)
45 Km E of Fiumicino (78395 inhabitants)
81 Km SW of L'Aquila (69753 inhabitants)
88 Km S of Terni (111501 inhabitants)
89 Km E of Civitavecchia (52991 inhabitants)
90 Km SE of Viterbo (67173 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 1989-06-01
00:30:06
41.78 12.784 8 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 92479
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-06-01 00:30:06 ± 0.151
Latitude 41.7800 ± 0.0231
Longitude 12.7840 ± 0.0386
Depth (km) 8 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 92479

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) 4105.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00049
Epicentral distance of station farthest from the epicenter (degree) 0.00688
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 92479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:26:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SDI.Z. 1989-06-01T00:30:34.00 10.0 undecidable manual SG 94 0.7659 0.3 0.1
--.MNS.Z. 1989-06-01T00:30:28.50 10.0 undecidable manual SG 352 0.5994 -0.07 0.5
--.SDI.Z. 1989-06-01T00:30:22.00 10.0 undecidable manual PG 94 0.7659 -0.26 0.5
--.MNS.Z. 1989-06-01T00:30:19.30 10.0 undecidable manual PG 352 0.5994 0 1.3
--.RDP.Z. 1989-06-01T00:30:09.69 10.0 undecidable manual SG 246 0.0555 -0.32 0.2
--.RMP.Z. 1989-06-01T00:30:09.85 10.0 undecidable manual SG 296 0.0666 -0.5 0
--.RDP.Z. 1989-06-01T00:30:08.64 10.0 positive manual PG 246 0.0555 0.06 3.2
--.RMP.Z. 1989-06-01T00:30:08.98 10.0 positive manual PG 296 0.0666 0.19 2.2
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