Earthquake with magnitude of Md 2.5 on date 05-01-1999 and time 11:42:03 (Italy) in region 5 km N Petrella Salto (RI)

A magnitude Md 2.5 earthquake occured in region: 5 km N Petrella Salto (RI), on

  • 05-01-1999 10:42:03 (UTC)
  • 05-01-1999 11:42:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.34, 13.07 at 10 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
Petrella Salto RI 5 1197 1197
Concerviano RI 7 291 1488
Castel Sant'Angelo RI 7 1308 2796
Borgo Velino RI 8 972 3768
Antrodoco RI 9 2588 6356
Fiamignano RI 9 1413 7769
Longone Sabino RI 11 597 8366
Cittaducale RI 11 6828 15194
Varco Sabino RI 12 187 15381
Marcetelli RI 12 89 15470
Micigliano RI 13 127 15597
Rocca Sinibalda RI 14 815 16412
Belmonte in Sabina RI 15 636 17048
Scoppito AQ 16 3727 20775
Castel di Tora RI 16 288 21063
Pescorocchiano RI 16 2075 23138
Ascrea RI 17 234 23372
Colle di Tora RI 17 372 23744
Paganico Sabino RI 17 172 23916
Collegiove RI 18 213 24129
Torricella in Sabina RI 19 1342 25471
Rieti RI 19 47698 73169
Cagnano Amiterno AQ 19 1369 74538
Tornimparte AQ 20 3187 77725
Cantalice RI 20 2755 80480

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km W of L'Aquila (69753 inhabitants)
43 Km SE of Terni (111501 inhabitants)
47 Km NE of Guidonia Montecelio (88673 inhabitants)
47 Km NE of Tivoli (56533 inhabitants)
63 Km SW of Teramo (54892 inhabitants)
69 Km NE of Roma (2864731 inhabitants)
75 Km SE of Foligno (57155 inhabitants)
76 Km NE of Velletri (53303 inhabitants)
80 Km E of Viterbo (67173 inhabitants)
88 Km NE of Pomezia (62966 inhabitants)
90 Km NE of Aprilia (73446 inhabitants)
90 Km W of Chieti (51815 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
93 Km NE of Fiumicino (78395 inhabitants)
95 Km W of Pescara (121014 inhabitants)
98 Km N of Latina (125985 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
Rev 1000 Md 2.5 1999-01-05
10:42:03
42.34 13.07 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 357339
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-01-05 10:42:03 ± 0.19
Latitude 42.34 ± 0.01
Longitude 13.07 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 357339

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) 2071.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00219
Epicentral distance of station farthest from the epicenter (degree) 0.00745
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:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 357339
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:34:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.NRCA.Z. 1999-01-05T10:42:21.60 10.0 undecidable manual SG 3 0.0045 0.27 0.7
--.SDI.Z. 1999-01-05T10:42:20.24 10.0 undecidable manual PG 138 0.0074 0.18 1.3
--.PQ9.Z. 1999-01-05T10:42:17.19 10.0 undecidable manual SG 142 0.0036 -1.02 0.1
--.MNS.Z. 1999-01-05T10:42:15.28 10.0 undecidable manual SG 279 0.0026 0.53 0.4
--.AQU.Z. 1999-01-05T10:42:14.20 10.0 undecidable manual SG 86 0.0022 0.91 0.1
--.NRCA.Z. 1999-01-05T10:42:13.49 10.0 undecidable manual PG 3 0.0045 -0.3 1.6
--.PQ9.Z. 1999-01-05T10:42:12.43 10.0 undecidable manual PG 142 0.0036 0.44 1.4
--.MNS.Z. 1999-01-05T10:42:09.80 10.0 undecidable manual PG 279 0.0026 -0.19 2
--.AQU.Z. 1999-01-05T10:42:08.74 10.0 undecidable manual PG 86 0.0022 -0.41 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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