Earthquake with magnitude of Md 3.2 on date 19-12-2001 and time 08:20:22 (Italy) in region 1 km NW Bellegra (RM)

A magnitude Md 3.2 earthquake occured in region: 1 km NW Bellegra (RM), on

  • 19-12-2001 07:20:22 (UTC)
  • 19-12-2001 08:20:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.885, 13.023 at 5 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
Bellegra RM 1 2887 2887
Olevano Romano RM 3 6687 9574
Rocca Santo Stefano RM 3 975 10549
San Vito Romano RM 3 3273 13822
Roiate RM 4 737 14559
Pisoniano RM 6 770 15329
Gerano RM 6 1263 16592
Affile RM 6 1548 18140
Capranica Prenestina RM 6 351 18491
Canterano RM 7 351 18842
Genazzano RM 7 6036 24878
Cerreto Laziale RM 8 1118 25996
Rocca di Cave RM 8 377 26373
Arcinazzo Romano RM 8 1348 27721
Serrone FR 8 3099 30820
Subiaco RM 8 9074 39894
Rocca Canterano RM 8 196 40090
Paliano FR 9 8281 48371
Cave RM 11 11287 59658
Poli RM 11 2418 62076
Agosta RM 11 1765 63841
Ciciliano RM 11 1336 65177
Castel San Pietro Romano RM 11 902 66079
Casape RM 12 744 66823
Piglio FR 12 4666 71489
Palestrina RM 12 21672 93161
Jenne RM 12 366 93527
Cervara di Roma RM 12 455 93982
Marano Equo RM 12 779 94761
San Gregorio da Sassola RM 13 1619 96380
Sambuci RM 13 925 97305
Anticoli Corrado RM 14 915 98220
Saracinesco RM 15 185 98405
Valmontone RM 15 15959 114364
Labico RM 16 6379 120743
Roviano RM 16 1351 122094
Acuto FR 16 1920 124014
Castel Madama RM 16 7399 131413
Rocca di Botte AQ 16 856 132269
Camerata Nuova RM 17 447 132716
Gallicano nel Lazio RM 17 6334 139050
Zagarolo RM 17 17843 156893
Colleferro RM 17 21595 178488
Arsoli RM 18 1586 180074
Vallepietra RM 18 283 180357
Vicovaro RM 18 4019 184376
Mandela RM 18 917 185293
Artena RM 18 14276 199569
Oricola AQ 19 1244 200813
Fiuggi FR 19 10536 211349
Trevi nel Lazio FR 19 1822 213171
Cineto Romano RM 19 601 213772
Anagni FR 19 21464 235236
San Cesareo RM 20 15153 250389
Riofreddo RM 20 781 251170

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km E of Tivoli (56533 inhabitants)
28 Km E of Guidonia Montecelio (88673 inhabitants)
30 Km NE of Velletri (53303 inhabitants)
45 Km E of Roma (2864731 inhabitants)
45 Km NE of Aprilia (73446 inhabitants)
47 Km N of Latina (125985 inhabitants)
49 Km E of Pomezia (62966 inhabitants)
59 Km NE of Anzio (54211 inhabitants)
61 Km SW of L'Aquila (69753 inhabitants)
66 Km E of Fiumicino (78395 inhabitants)
81 Km SE of Terni (111501 inhabitants)
96 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 3.2
ML-VAX 2.5
2001-12-19
07:20:22
41.885 13.023 5 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 433309
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-12-19 07:20:22 ± 0.235
Latitude 41.8850 ± 0.0172
Longitude 13.0230 ± 0.0133
Depth (km) 5 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 433309

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) 2210.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.01983
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

Md:3.2

Field Value
Value 3.2
Uncertainty
Num. used stations 18
Type of magnitude Md
Reference to an origin 433309
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:49:11

ML:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 8
Type of magnitude ML
Reference to an origin 433309
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 Takeoff_angle Residual Weight
--.SFI.Z. 2001-12-19T07:21:00.75 10.0 undecidable manual PN 337 0.0197 1.44 0.2
--.PGD.Z. 2001-12-19T07:21:00.20 10.0 undecidable manual PN 334 0.0198 0.73 0.7
--.GRFL.Z. 2001-12-19T07:20:56.30 10.0 undecidable manual PN 310 0.0176 0.12 1
--.CRVI.Z. 2001-12-19T07:20:55.13 10.0 undecidable manual SG 98 0.0087 -1.22 0.2
--.CRE.Z. 2001-12-19T07:20:55.93 10.0 undecidable manual PN 335 0.0171 0.6 0.8
--.FSSB.Z. 2001-12-19T07:20:55.61 10.0 undecidable manual PN 354 0.0163 1.5 0.2
--.MRB1.Z. 2001-12-19T07:20:52.92 10.0 undecidable manual PN 116 0.0147 1.17 0.4
--.RNI2.Z. 2001-12-19T07:20:52.29 10.0 undecidable manual SG 101 0.0077 -0.58 0.4
--.ARV.Z. 2001-12-19T07:20:52.64 10.0 undecidable manual PN 357 0.0145 1.29 0.4
--.VTB1.Z. 2001-12-19T07:20:48.80 10.0 undecidable manual PN 119 0.0125 0.5 1.1
--.SNTG.Z. 2001-12-19T07:20:47.54 10.0 undecidable manual PN 357 0.0123 -0.46 1
--.ASS.Z. 2001-12-19T07:20:44.55 10.0 undecidable manual PN 346 0.0108 -1.22 0.4
--.MNS.Z. 2001-12-19T07:20:42.22 10.0 undecidable manual SG 332 0.005 -0.99 0.3
--.CRVI.Z. 2001-12-19T07:20:42.60 10.0 negative manual PG 98 0.0087 0.1 3
--.RFI.Z. 2001-12-19T07:20:41.20 10.0 undecidable manual PG 128 0.0083 -0.14 1.5
--.NRCA.Z. 2001-12-19T07:20:40.10 10.0 undecidable manual PG 3 0.0085 -1.5 0.2
--.RNI2.Z. 2001-12-19T07:20:39.76 10.0 undecidable manual PG 101 0.0077 -0.2 1.4
--.VVLD.Z. 2001-12-19T07:20:39.93 10.0 undecidable manual SG 91 0.004 0.38 0.5
--.RVI2.Z. 2001-12-19T07:20:37.92 10.0 negative manual PG 109 0.007 -0.7 1.9
--.MNS.Z. 2001-12-19T07:20:33.21 10.0 undecidable manual PG 332 0.005 -1.17 0.5
--.PTQR.Z. 2001-12-19T07:20:33.74 10.0 undecidable manual SG 63 0.0028 -0.69 0.4
--.AQU.Z. 2001-12-19T07:20:33.75 10.0 undecidable manual PG 30 0.0049 -0.37 1.3
--.VVLD.Z. 2001-12-19T07:20:32.27 10.0 negative manual PG 91 0.004 0.01 3
--.RDP.Z. 2001-12-19T07:20:31.85 10.0 undecidable manual SG 240 0.0023 -0.64 0.4
--.PTQR.Z. 2001-12-19T07:20:30.60 10.0 negative manual PG 63 0.0028 0.75 1.9
--.MA9.Z. 2001-12-19T07:20:30.73 10.0 undecidable manual SG! 246 0.0026 -3.02 0
--.MA9.Z. 2001-12-19T07:20:28.24 10.0 undecidable manual PG 246 0.0026 -0.67 1
--.RDP.Z. 2001-12-19T07:20:28.47 10.0 positive manual PG 240 0.0023 0.29 2.8
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