Earthquake with magnitude of ML 2.1 on date 28-05-2011 and time 13:53:50 (Italy) in region N Terenzo (PR)

A magnitude ML 2.1 earthquake occured in region: N Terenzo (PR), on

  • 28-05-2011 11:53:50 (UTC)
  • 28-05-2011 13:53:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6150, 10.0870 at 36 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
Terenzo PR 1 1196 1196
Calestano PR 3 2100 3296
Solignano PR 8 1773 5069
Fornovo di Taro PR 8 6100 11169
Varano de' Melegari PR 10 2676 13845
Tizzano Val Parma PR 14 2077 15922
Berceto PR 14 2109 18031
Langhirano PR 14 10315 28346
Felino PR 15 8790 37136
Corniglio PR 15 1936 39072
Sala Baganza PR 16 5561 44633
Medesano PR 16 10828 55461
Valmozzola PR 17 539 56000
Lesignano de' Bagni PR 17 5028 61028
Pellegrino Parmense PR 18 1048 62076
Collecchio PR 19 14403 76479
Neviano degli Arduini PR 19 3649 80128
Varsi PR 20 1230 81358

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Parma (192836 inhabitants)
44 Km W of Reggio nell'Emilia (171345 inhabitants)
58 Km SE of Piacenza (102191 inhabitants)
58 Km S of Cremona (71901 inhabitants)
60 Km N of Carrara (63133 inhabitants)
60 Km NE of La Spezia (93959 inhabitants)
64 Km N of Massa (69479 inhabitants)
66 Km W of Carpi (70699 inhabitants)
67 Km W of Modena (184973 inhabitants)
84 Km N of Viareggio (62467 inhabitants)
92 Km NW of Lucca (89046 inhabitants)
94 Km E of Genova (586655 inhabitants)
97 Km SE of Pavia (72576 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
ML 2.1 2011-05-28
11:53:50
44.615 10.087 36 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1223299
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-05-28 11:53:50 ± 0.26
Latitude 44.6150 ± 0.0063
Longitude 10.0870 ± 0.0101
Depth (km) 36 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1223299

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 805
Semi-minor axis of confidence ellipse (meter) 618
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 121
Circular confidence region, given by single value of horizontal uncertainty (meter) 1063.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 195
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47934
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 3
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1223299
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:00:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TEOL.HHN. 2011-05-28T11:54:16.82 10.0 undecidable manual Pg 0 0 0
GU.SC2M.HHE. 2011-05-28T11:54:08.01 0.6 undecidable manual Sg 242 49.5171 -0.092 48
IV.BOB.HHZ. 2011-05-28T11:54:08.86 0.6 undecidable manual Sg 289 53.2023 -0.072 48
IV.PRMA.HHZ. 2011-05-28T11:54:03.19 0.3 undecidable manual Sg 47 24.3534 0.107 75
IV.ZCCA.HHN. 2011-05-28T11:54:03.25 10.0 undecidable manual Pg 0 0 0
IV.BOB.HHZ. 2011-05-28T11:54:01.18 0.1 undecidable manual Pg 289 53.2023 0.064 96
GU.SC2M.HHE. 2011-05-28T11:54:00.72 0.1 undecidable manual Pg 242 49.5171 0.081 97
IV.PRMA.HHZ. 2011-05-28T11:53:57.60 0.1 undecidable manual Pg 47 24.3534 -0.138 100
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
Waveforms Seismic signals in miniseed + resp format Download