Earthquake with magnitude of Md 2.2 on date 22-03-1999 and time 05:19:52 (Italy) in region 3 km E Penna in Teverina (TR)

A magnitude Md 2.2 earthquake occured in region: 3 km E Penna in Teverina (TR), on

  • 22-03-1999 04:19:52 (UTC)
  • 22-03-1999 05:19:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4920, 12.3870 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
Penna in Teverina TR 3 1099 1099
Orte VT 3 8923 10022
Giove TR 5 1928 11950
Bassano in Teverina VT 7 1313 13263
Amelia TR 8 11897 25160
Attigliano TR 8 2028 27188
Vasanello VT 9 4068 31256
Lugnano in Teverina TR 10 1494 32750
Otricoli TR 11 1869 34619
Narni TR 11 19785 54404
Bomarzo VT 11 1805 56209
Alviano TR 13 1463 57672
Gallese VT 13 2849 60521
Soriano nel Cimino VT 15 8403 68924
Vignanello VT 15 4652 73576
Vallerano VT 16 2621 76197
Magliano Sabina RI 16 3774 79971
Corchiano VT 16 3869 83840
Guardea TR 16 1836 85676
Graffignano VT 17 2292 87968
Vitorchiano VT 18 5233 93201
Canepina VT 18 3082 96283
Calvi dell'Umbria TR 18 1856 98139
Avigliano Umbro TR 19 2558 100697
San Gemini TR 19 5018 105715
Fabrica di Roma VT 19 8340 114055
Montecastrilli TR 20 5022 119077

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km W of Terni (111501 inhabitants)
25 Km E of Viterbo (67173 inhabitants)
58 Km SW of Foligno (57155 inhabitants)
61 Km NW of Guidonia Montecelio (88673 inhabitants)
66 Km NE of Civitavecchia (52991 inhabitants)
67 Km N of Roma (2864731 inhabitants)
68 Km NW of Tivoli (56533 inhabitants)
69 Km S of Perugia (166134 inhabitants)
81 Km N of Fiumicino (78395 inhabitants)
85 Km W of L'Aquila (69753 inhabitants)
92 Km N of Pomezia (62966 inhabitants)
95 Km NW of Velletri (53303 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 2.2 1999-03-22
04:19:52
42.492 12.387 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 361559
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-03-22 04:19:52 ± 1.026
Latitude 42.4920 ± 0.0293
Longitude 12.3870 ± 0.0770
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 361559

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) 7104.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 262
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) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.00210
Epicentral distance of station farthest from the epicenter (degree) 0.00777
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 361559
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:39:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SNTG.Z. 1999-03-22T04:20:21.77 10.0 undecidable manual SG 28 0.8658 -0.53 0.7
--.NRCA.Z. 1999-03-22T04:20:15.50 10.0 undecidable manual SG 57 0.6327 0.59 0.5
--.SNTG.Z. 1999-03-22T04:20:09.59 10.0 undecidable manual PG 28 0.8658 -0.18 1.8
--.ASS.Z. 1999-03-22T04:20:06.70 10.0 undecidable manual PG 18 0.5994 1.14 1.2
--.NRCA.Z. 1999-03-22T04:20:04.80 10.0 undecidable manual PG 57 0.6327 -1.42 0.7
--.MNS.Z. 1999-03-22T04:20:03.53 10.0 undecidable manual SG 116 0.2331 1.19 0.5
--.MNS.Z. 1999-03-22T04:19:57.87 10.0 undecidable manual PG 116 0.2331 -0.38 1.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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