Earthquake with magnitude of Md 3.2 on date 10-12-1987 and time 22:48:43 (Italy) in region 3 km E Pizzoli (AQ)

A magnitude Md 3.2 earthquake occured in region: 3 km E Pizzoli (AQ), on

  • 10-12-1987 21:48:43 (UTC)
  • 10-12-1987 22:48:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.43, 13.33 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
Pizzoli AQ 3 4326 4326
Barete AQ 5 737 5063
Scoppito AQ 9 3727 8790
Cagnano Amiterno AQ 9 1369 10159
Capitignano AQ 10 665 10824
L'Aquila AQ 10 69753 80577
Montereale AQ 13 2581 83158
Campotosto AQ 15 542 83700
Lucoli AQ 16 1011 84711
Tornimparte AQ 16 3187 87898
Crognaleto TE 18 1297 89195
Borbona RI 19 617 89812
Fossa AQ 20 721 90533
Ocre AQ 20 1167 91700

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NW of L'Aquila (69753 inhabitants)
40 Km SW of Teramo (54892 inhabitants)
58 Km E of Terni (111501 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
68 Km NE of Tivoli (56533 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
69 Km W of Chieti (51815 inhabitants)
73 Km W of Pescara (121014 inhabitants)
78 Km SE of Foligno (57155 inhabitants)
92 Km NE of Roma (2864731 inhabitants)
95 Km NE 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
Rev 1000 Md 3.2
ML-VAX 2.8
1987-12-10
21:48:43
42.43 13.33 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 59509
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-12-10 21:48:43 ± 0.15
Latitude 42.43 ± 0.01
Longitude 13.33 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 59509

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) 2111.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
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) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.06686
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

Md:3.2

Field Value
Value 3.2
Uncertainty
Num. used stations 15
Type of magnitude Md
Reference to an origin 59509
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:56:51

ML:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations 8
Type of magnitude ML
Reference to an origin 59509
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
--.HAU.Z. 1987-12-10T21:51:53.79 10.0 undecidable manual SN 321 0.0669 1.98 0.1
--.FVI.Z. 1987-12-10T21:50:34.63 10.0 undecidable manual SN 354 0.0376 0.1 0.6
--.HAU.Z. 1987-12-10T21:50:32.80 10.0 undecidable manual PN 321 0.0669 0.65 0.8
--.CDF.Z. 1987-12-10T21:50:30.40 10.0 undecidable manual PN 326 0.066 -0.42 0.9
--.BSF.Z. 1987-12-10T21:50:28.80 10.0 undecidable manual PN 321 0.0639 1.2 0.5
--.VAY.Z. 1987-12-10T21:50:24.70 10.0 undecidable manual PN 96 0.0626 -1 0.7
--.KHC.Z. 1987-12-10T21:50:23.00 10.0 undecidable manual PN 1 0.0602 0.89 0.7
--.SKO.Z. 1987-12-10T21:50:14.00 10.0 undecidable manual PN 91 0.0542 1.23 0.4
--.VDL.Z. 1987-12-10T21:49:59.00 10.0 undecidable manual PN 327 0.044 1.57 0.4
--.OSS.Z. 1987-12-10T21:49:57.80 10.0 undecidable manual PN 333 0.0434 1.45 0.5
--.TMA.Z. 1987-12-10T21:49:57.40 10.0 undecidable manual PN 320 0.0438 0.45 1.2
--.BDI.Z. 1987-12-10T21:49:56.86 10.0 undecidable manual SN 310 0.0232 0.5 0.7
--.KBA.Z. 1987-12-10T21:49:55.00 10.0 undecidable manual PN 0 0.0418 1.08 0.7
--.FVI.Z. 1987-12-10T21:49:47.19 10.0 undecidable manual PN 354 0.0376 -0.34 1.3
--.RBL.Z. 1987-12-10T21:49:44.90 10.0 positive manual PN 2 0.0361 -0.33 2.7
--.PTJ.Z. 1987-12-10T21:49:43.80 10.0 undecidable manual PN 27 0.0356 -0.7 1.2
--.CTI.Z. 1987-12-10T21:49:42.64 10.0 negative manual PN 342 0.0342 0.18 3
--.CVF.Z. 1987-12-10T21:49:36.70 10.0 undecidable manual PN 273 0.0295 1.37 0.6
--.TRI.Z. 1987-12-10T21:49:34.50 10.0 undecidable manual PN 5 0.0295 -0.84 1.1
--.FG2.Z. 1987-12-10T21:49:31.30 10.0 undecidable manual SN 114 0.0134 0.63 0.5
--.MME.Z. 1987-12-10T21:49:26.80 10.0 undecidable manual PN 313 0.0234 0.2 1.7
--.BDI.Z. 1987-12-10T21:49:25.53 10.0 undecidable manual PN 310 0.0232 0.04 1.7
--.SGO.Z. 1987-12-10T21:49:23.79 10.0 undecidable manual PN 141 0.0215 0.9 0.9
--.AM8.Z. 1987-12-10T21:49:22.44 10.0 undecidable manual SN 9 0.0102 0.3 0.7
--.ARV.Z. 1987-12-10T21:49:20.11 10.0 undecidable manual SN 345 0.0099 -1.32 0.4
--.PGD.Z. 1987-12-10T21:49:15.71 10.0 undecidable manual PN 321 0.0167 0 1.7
--.MC8.Z. 1987-12-10T21:49:13.90 10.0 undecidable manual SG 4 0.0078 -0.84 0.4
--.SDI.Z. 1987-12-10T21:49:11.57 10.0 undecidable manual SG 153 0.0072 -0.41 1
--.MAO.Z. 1987-12-10T21:49:11.71 10.0 undecidable manual PN 270 0.0144 -0.52 1.5
--.FG2.Z. 1987-12-10T21:49:10.85 10.0 undecidable manual PN 114 0.0134 0.2 1.6
--.ASS.Z. 1987-12-10T21:49:10.40 10.0 undecidable manual SG 321 0.0072 -1.98 0.1
--.MSC.Z. 1987-12-10T21:49:08.70 10.0 undecidable manual PN 158 0.0119 0.33 1.5
--.CP9.Z. 1987-12-10T21:49:08.27 10.0 undecidable manual SG 206 0.0057 1.71 0.1
--.SGG.Z. 1987-12-10T21:49:08.20 10.0 undecidable manual PN 142 0.0117 0.17 1.6
--.DUI.Z. 1987-12-10T21:49:06.00 10.0 undecidable manual PN 132 0.0102 0.23 1.6
--.AM8.Z. 1987-12-10T21:49:03.58 10.0 undecidable manual PN! 9 0.0102 -2.16 0
--.ARV.Z. 1987-12-10T21:49:03.82 10.0 undecidable manual PN 345 0.0099 -1.5 0.5
--.MNS.Z. 1987-12-10T21:49:02.30 10.0 undecidable manual SG 264 0.0043 0.34 1
--.RMP.Z. 1987-12-10T21:48:59.40 10.0 undecidable manual PG 217 0.007 -0.31 1.7
--.ASS.Z. 1987-12-10T21:48:58.14 10.0 undecidable manual PG 321 0.0072 -1.75 0.3
--.MC8.Z. 1987-12-10T21:48:58.80 10.0 undecidable manual PG! 4 0.0078 -2.2 0
--.SDI.Z. 1987-12-10T21:48:57.58 10.0 negative manual PG 153 0.0072 -2.29 0.3
--.CP9.Z. 1987-12-10T21:48:55.79 10.0 undecidable manual PG 206 0.0057 -0.95 1.2
--.MNS.Z. 1987-12-10T21:48:53.50 10.0 undecidable manual PG 264 0.0043 -0.43 1.5
--.AQU.Z. 1987-12-10T21:48:45.72 10.0 positive manual PG 146 0.0008 0.12 3.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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