Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 4.5 on date 02-05-1987 and time 22:43:54 (Italy) in region 4 km S Novellara (RE)

A magnitude Md 4.5 earthquake occured in region: 4 km S Novellara (RE), on

  • 02-05-1987 20:43:54 (UTC)
  • 02-05-1987 22:43:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.81, 10.72 at 3 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Novellara RE 4 13731 13731
Campagnola Emilia RE 5 5650 19381
Rio Saliceto RE 6 6213 25594
Correggio RE 6 25897 51491
Bagnolo in Piano RE 7 9712 61203
Fabbrico RE 10 6693 67896
San Martino in Rio RE 10 8099 75995
Cadelbosco di Sopra RE 11 10628 86623
Castelnovo di Sotto RE 13 8462 95085
Gualtieri RE 13 6556 101641
Carpi MO 13 70699 172340
Rolo RE 14 4105 176445
Guastalla RE 14 15225 191670
Reggiolo RE 14 9178 200848
Reggio nell'Emilia RE 15 171345 372193
Poviglio RE 15 7311 379504
Campegine RE 15 5029 384533
Campogalliano MO 16 8845 393378
Pomponesco MN 17 1701 395079
Luzzara RE 17 9250 404329
Boretto RE 17 5272 409601
Novi di Modena MO 17 10247 419848
Dosolo MN 17 3440 423288
Soliera MO 18 15461 438749
Gonzaga MN 18 9150 447899
Rubiera RE 18 14864 462763
Brescello RE 19 5617 468380
Gattatico RE 20 5837 474217

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km W of Carpi (70699 inhabitants)
15 Km NE of Reggio nell'Emilia (171345 inhabitants)
24 Km NW of Modena (184973 inhabitants)
31 Km E of Parma (192836 inhabitants)
60 Km NW of Bologna (386663 inhabitants)
66 Km SE of Cremona (71901 inhabitants)
71 Km W of Ferrara (133155 inhabitants)
73 Km SW of Verona (258765 inhabitants)
85 Km E of Piacenza (102191 inhabitants)
89 Km W of Rovigo (51867 inhabitants)
90 Km SE of Brescia (196480 inhabitants)
94 Km NW of Imola (69797 inhabitants)
95 Km NE of Carrara (63133 inhabitants)
98 Km NE of Massa (69479 inhabitants)
99 Km N of Pistoia (90315 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 4.5 1987-05-02
20:43:54		 44.81 10.72 3 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 46199
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-05-02 20:43:54 ± 0.487
Latitude 44.81 ± 0.01
Longitude 10.72 ± 0.01
Depth (km) 3 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 46199

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) 1123.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 31
Number of associated phases, regardless of their use for origin computation 128
Number of defining phases 128
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) 0.00534
Epicentral distance of station farthest from the epicenter (degree) 0.11292
Number of stations at which the event was observed 115
Number of stations from which data was used for origin computation 115
Magnitude information

Md:4.5

Field Value
Value 4.5
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 46199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:45:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.EZN.Z. 1987-05-02T20:46:53.10 10.0 undecidable manual PN 108 0.1129 -0.37 0.6
--.ULC.Z. 1987-05-02T20:46:47.00 10.0 undecidable manual SN 111 0.0613 -1.42 0.1
--.TTG.Z. 1987-05-02T20:46:43.00 10.0 undecidable manual SN 108 0.0595 -0.77 0.3
--.NKY.Z. 1987-05-02T20:46:36.00 10.0 undecidable manual SN 105 0.0566 0 0.4
--.TCF.Z. 1987-05-02T20:46:33.50 10.0 undecidable manual SN 286 0.0552 1.21 0.1
--.HCY.Z. 1987-05-02T20:46:30.00 10.0 undecidable manual SN 110 0.0549 -1.43 0.1
--.BRY.Z. 1987-05-02T20:46:26.29 10.0 undecidable manual SN 106 0.0535 -1.58 0.1
--.SSF.Z. 1987-05-02T20:46:18.20 10.0 undecidable manual SN 296 0.0495 1.13 0.2
--.LOR.Z. 1987-05-02T20:46:14.40 10.0 undecidable manual SN 299 0.0482 0.63 0.4
--.LBF.Z. 1987-05-02T20:46:09.60 10.0 undecidable manual SN 297 0.0465 0.29 0.5
--.VAY.Z. 1987-05-02T20:46:08.40 10.0 undecidable manual PN 107 0.0839 -0.76 1.1
--.GRR.Z. 1987-05-02T20:45:59.90 10.0 undecidable manual PN 298 0.0784 -0.9 0.5
--.FLN.Z. 1987-05-02T20:45:58.70 10.0 undecidable manual PN 301 0.0775 -0.8 0.6
--.MEU.Z. 1987-05-02T20:45:56.70 10.0 undecidable manual PN 156 0.0746 1.6 0.1
--.SKO.Z. 1987-05-02T20:45:54.70 10.0 undecidable manual PN 106 0.0745 -0.16 1.8
--.OHR.Z. 1987-05-02T20:45:53.00 10.0 undecidable manual PN 113 0.0741 -1.34 0.5
--.KRA.Z. 1987-05-02T20:45:52.10 10.0 undecidable manual PN 46 0.0732 -0.83 0.6
--.SPC.Z. 1987-05-02T20:45:49.00 10.0 undecidable manual PN 52 0.0703 0.41 0.9
--.SOI.Z. 1987-05-02T20:45:49.00 10.0 undecidable manual PN 147 0.0704 0.3 0.9
--.HAU.Z. 1987-05-02T20:45:49.79 10.0 undecidable manual SN 318 0.0395 -1.02 0.2
--.CDF.Z. 1987-05-02T20:45:48.00 10.0 undecidable manual SN 327 0.0387 -0.83 0.3
--.MFF.Z. 1987-05-02T20:45:47.80 10.0 undecidable manual PN 287 0.07 -0.31 0.9
--.ATN.Z. 1987-05-02T20:45:46.50 10.0 undecidable manual PN 150 0.0678 1.83 0.1
--.EPF.Z. 1987-05-02T20:45:46.00 10.0 undecidable manual PN 260 0.069 -0.6 0.7
--.MNO.Z. 1987-05-02T20:45:45.50 10.0 undecidable manual PN 155 0.0674 1.45 0.2
--.BSF.Z. 1987-05-02T20:45:42.00 10.0 undecidable manual SN 319 0.0365 -0.92 0.3
--.LFF.Z. 1987-05-02T20:45:38.60 10.0 undecidable manual PN 274 0.0636 0.35 0.9
--.IVA.Z. 1987-05-02T20:45:37.00 10.0 undecidable manual PN 103 0.0619 1.23 0.3
--.LCI.Z. 1987-05-02T20:45:37.00 10.0 undecidable manual PN 126 0.0634 -0.88 0.6
--.ULC.Z. 1987-05-02T20:45:34.20 10.0 undecidable manual PN 111 0.0613 -0.53 0.8
--.LPO.Z. 1987-05-02T20:45:34.20 10.0 undecidable manual PN 272 0.0609 0.13 1
--.TDS.Z. 1987-05-02T20:45:33.50 10.0 undecidable manual PN 139 0.0595 1.48 0.2
--.TTG.Z. 1987-05-02T20:45:32.50 10.0 negative manual PN 108 0.0595 0.45 1.8
--.LSF.Z. 1987-05-02T20:45:31.70 10.0 undecidable manual PN 285 0.0593 0.02 1.1
--.CLL.Z. 1987-05-02T20:45:31.80 10.0 undecidable manual PN 12 0.06 -0.98 1
--.RJF.Z. 1987-05-02T20:45:30.60 10.0 undecidable manual PN 277 0.0586 -0.03 1.1
--.ORI.Z. 1987-05-02T20:45:29.00 10.0 undecidable manual PN 136 0.0572 0.49 0.9
--.BDV.Z. 1987-05-02T20:45:28.80 10.0 undecidable manual PN 110 0.0575 -0.12 1.1
--.BUD.Z. 1987-05-02T20:45:28.00 10.0 undecidable manual PN 62 0.057 -0.17 1.1
--.NKY.Z. 1987-05-02T20:45:28.10 10.0 undecidable manual PN 105 0.0566 0.54 0.9
--.HCY.Z. 1987-05-02T20:45:25.00 10.0 undecidable manual PN 110 0.0549 0.07 1.1
--.TCF.Z. 1987-05-02T20:45:25.20 10.0 undecidable manual PN 286 0.0552 -0.22 1.1
--.CAF.Z. 1987-05-02T20:45:25.50 10.0 undecidable manual PN 274 0.0551 0.14 1.1
--.BRT.Z. 1987-05-02T20:45:24.00 10.0 undecidable manual PN 127 0.0552 -1.43 0.2
--.BRY.Z. 1987-05-02T20:45:23.50 10.0 undecidable manual PN 106 0.0535 0.63 0.8
--.SRO.Z. 1987-05-02T20:45:23.50 10.0 undecidable manual PN 57 0.0543 -0.57 0.9
--.MGR.Z. 1987-05-02T20:45:22.00 10.0 undecidable manual PN 141 0.0529 0.16 1.1
--.MAF.Z. 1987-05-02T20:45:21.50 10.0 undecidable manual PN 286 0.0529 -0.43 1
--.BGF.Z. 1987-05-02T20:45:20.00 10.0 undecidable manual PN 290 0.0519 -0.38 1
--.PRU.Z. 1987-05-02T20:45:19.80 10.0 undecidable manual PN 25 0.052 -0.79 0.7
--.TNS.Z. 1987-05-02T20:45:18.40 10.0 undecidable manual PN 344 0.0506 0.01 1.2
--.SGO.Z. 1987-05-02T20:45:16.00 10.0 undecidable manual PN 140 0.0487 0.36 1.1
--.SSF.Z. 1987-05-02T20:45:16.90 10.0 undecidable manual PN 296 0.0495 0.26 1.1
--.AVF.Z. 1987-05-02T20:45:16.40 10.0 undecidable manual PN 293 0.0495 -0.32 1.1
--.LOR.Z. 1987-05-02T20:45:15.20 10.0 undecidable manual PN 299 0.0482 0.48 1
--.LBF.Z. 1987-05-02T20:45:12.80 10.0 undecidable manual PN 297 0.0465 0.64 0.9
--.VKA.Z. 1987-05-02T20:45:11.50 10.0 undecidable manual PN 46 0.0465 -0.64 0.9
--.SMF.Z. 1987-05-02T20:45:11.70 10.0 undecidable manual PN 293 0.0462 -0.02 1.2
--.FG4.Z. 1987-05-02T20:45:10.43 10.0 undecidable manual PN 134 0.0457 -0.52 1
--.SOP.Z. 1987-05-02T20:45:08.00 10.0 undecidable manual PN 52 0.0445 -1.15 0.9
--.CVF.Z. 1987-05-02T20:45:08.60 10.0 undecidable manual SN 211 0.0235 0.09 0.5
--.GRF.Z. 1987-05-02T20:45:07.00 10.0 negative manual PN 3 0.044 -1.33 0.7
--.KHC.Z. 1987-05-02T20:45:06.40 10.0 negative manual PN 23 0.0426 0.18 2.5
--.GWF.Z. 1987-05-02T20:45:05.20 10.0 undecidable manual PN 334 0.042 -0.13 1.3
--.FG2.Z. 1987-05-02T20:45:01.32 10.0 undecidable manual PN 131 0.0397 -0.41 1.2
--.HAU.Z. 1987-05-02T20:45:01.80 10.0 undecidable manual PN 318 0.0395 0.32 1.2
--.CDF.Z. 1987-05-02T20:45:00.20 10.0 undecidable manual PN 327 0.0387 -0.13 1.3
--.DUI.Z. 1987-05-02T20:44:59.50 10.0 undecidable manual PN 137 0.0374 1.16 0.5
--.BUH.Z. 1987-05-02T20:44:58.90 10.0 undecidable manual PN 337 0.038 -0.27 1.3
--.KMR.Z. 1987-05-02T20:44:57.30 10.0 undecidable manual PN 34 0.036 1.13 1
--.BSF.Z. 1987-05-02T20:44:57.10 10.0 undecidable manual PN 319 0.0365 0.19 1.3
--.ROF.Z. 1987-05-02T20:44:55.20 10.0 undecidable manual PN 318 0.0351 0.48 1.1
--.MOF.Z. 1987-05-02T20:44:55.20 10.0 undecidable manual PN 322 0.0352 0.19 1.3
--.ZAG.Z. 1987-05-02T20:44:54.40 10.0 undecidable manual PN 72 0.0346 0.47 2.3
--.SDI.Z. 1987-05-02T20:44:54.00 10.0 undecidable manual PN 142 0.0344 0.23 1.3
--.FEL.Z. 1987-05-02T20:44:50.40 10.0 undecidable manual PN 329 0.0322 -0.04 1.3
--.FUR.Z. 1987-05-02T20:44:48.40 10.0 negative manual PN 6 0.0304 0.88 1.5
--.RDP.Z. 1987-05-02T20:44:48.00 10.0 undecidable manual PN 153 0.0304 0.42 1.2
--.LRG.Z. 1987-05-02T20:44:48.40 10.0 undecidable manual PN 248 0.0307 0.39 1.2
--.CP9.Z. 1987-05-02T20:44:48.00 10.0 undecidable manual PN 150 0.0303 0.63 1
--.BHG.Z. 1987-05-02T20:44:47.60 10.0 negative manual PN 26 0.0294 1.54 0.4
--.LMR.Z. 1987-05-02T20:44:47.50 10.0 undecidable manual PN 245 0.0303 0.09 1.3
--.RMP.Z. 1987-05-02T20:44:47.80 10.0 undecidable manual PN 153 0.0299 0.94 0.7
--.FRF.Z. 1987-05-02T20:44:45.10 10.0 undecidable manual PN 248 0.0286 0.29 1.2
--.AQU.Z. 1987-05-02T20:44:45.70 10.0 undecidable manual PN 140 0.0281 1.55 0.2
--.ZLA.Z. 1987-05-02T20:44:44.30 10.0 undecidable manual PN 329 0.0281 0.19 1.3
--.EMS.Z. 1987-05-02T20:44:43.10 10.0 undecidable manual PN 296 0.0265 1.52 0.2
--.KBA.Z. 1987-05-02T20:44:41.70 10.0 negative manual PN 37 0.0261 0.59 2
--.LJU.Z. 1987-05-02T20:44:41.70 10.0 negative manual PN 63 0.0264 0.16 2.6
--.LPL.Z. 1987-05-02T20:44:40.50 10.0 undecidable manual PN 285 0.0261 -0.49 1.1
--.LPG.Z. 1987-05-02T20:44:40.20 10.0 undecidable manual PN 285 0.0259 -0.55 1.1
--.BNI.Z. 1987-05-02T20:44:40.00 10.0 undecidable manual PN 276 0.0258 -0.62 1
--.MNS.Z. 1987-05-02T20:44:39.50 10.0 undecidable manual PN 149 0.0253 -0.26 1.3
--.SAX.Z. 1987-05-02T20:44:39.00 10.0 undecidable manual PN 339 0.0236 1.84 0.1
--.CEY.Z. 1987-05-02T20:44:38.10 10.0 undecidable manual PN 69 0.0249 -1.05 1.1
--.CVF.Z. 1987-05-02T20:44:36.60 10.0 undecidable manual PN 211 0.0235 -0.45 1.1
--.IBK.Z. 1987-05-02T20:44:36.80 10.0 positive manual PN 10 0.0223 1.44 0.5
--.SBF.Z. 1987-05-02T20:44:36.50 10.0 undecidable manual PN 249 0.0227 0.52 1.1
--.AM8.Z. 1987-05-02T20:44:35.10 10.0 undecidable manual PN 120 0.0217 0.7 0.9
--.RBL.Z. 1987-05-02T20:44:35.80 10.0 positive manual PN 49 0.0231 -0.69 1.9
--.DOI.Z. 1987-05-02T20:44:34.50 10.0 undecidable manual PN 264 0.0223 -0.89 0.7
--.CM8.Z. 1987-05-02T20:44:34.85 10.0 undecidable manual PN 132 0.0214 1.05 0.6
--.LLS.Z. 1987-05-02T20:44:34.60 10.0 undecidable manual PN 330 0.0212 0.99 0.6
--.FVI.Z. 1987-05-02T20:44:32.50 10.0 negative manual PN 38 0.0206 -0.13 2.6
--.ASS.Z. 1987-05-02T20:44:32.50 10.0 undecidable manual PN 140 0.0201 0.66 1
--.IMI.Z. 1987-05-02T20:44:31.80 10.0 undecidable manual PN 246 0.0199 0.22 1.3
--.TRI.Z. 1987-05-02T20:44:31.50 10.0 positive manual PN 66 0.0208 -1.55 0.4
--.ROB.Z. 1987-05-02T20:44:30.10 10.0 undecidable manual PN 256 0.0188 0.19 1.3
--.ARV.Z. 1987-05-02T20:44:30.00 10.0 undecidable manual PN 128 0.0185 0.48 1.1
--.ORO.Z. 1987-05-02T20:44:29.00 10.0 negative manual PN 293 0.0188 -0.96 1.3
--.OSS.Z. 1987-05-02T20:44:28.80 10.0 undecidable manual PN 348 0.0172 1.27 0.4
--.VDL.Z. 1987-05-02T20:44:28.10 10.0 undecidable manual PN 332 0.017 0.97 0.6
--.TMA.Z. 1987-05-02T20:44:26.40 10.0 undecidable manual PN 315 0.0164 0.05 1.3
--.CKI.Z. 1987-05-02T20:44:26.00 10.0 undecidable manual PN 258 0.016 0.34 1.2
--.VAI.Z. 1987-05-02T20:44:24.50 10.0 negative manual PN 308 0.0155 -0.45 2.3
--.CRE.Z. 1987-05-02T20:44:22.00 10.0 negative manual PN 143 0.0133 0.48 2.2
--.CTI.Z. 1987-05-02T20:44:20.00 10.0 undecidable manual PN 27 0.0125 -0.38 1.2
--.GEN.Z. 1987-05-02T20:44:19.70 10.0 undecidable manual PN 253 0.0119 0.27 1.3
--.MDI.Z. 1987-05-02T20:44:17.20 10.0 undecidable manual PN 323 0.0108 -0.46 1.1
--.FIR.Z. 1987-05-02T20:44:16.50 10.0 negative manual PN 159 0.0099 0.14 2.6
--.PII.Z. 1987-05-02T20:44:16.00 10.0 undecidable manual PN 187 0.0099 -0.28 1.3
--.PGD.Z. 1987-05-02T20:44:16.80 10.0 undecidable manual PN 142 0.0105 -0.55 1.1
--.BOB.Z. 1987-05-02T20:44:12.50 10.0 negative manual PG 267 0.0081 -0.21 2.6
--.SAL.Z. 1987-05-02T20:44:10.80 10.0 negative manual PG 350 0.0072 -0.12 2.6
--.BVT.Z. 1987-05-02T20:44:08.20 10.0 undecidable manual PG 242 0.0065 -1.21 0.4
--.BDI.Z. 1987-05-02T20:44:08.00 10.0 positive manual PG 186 0.0067 -1.9 0.2
--.MI5.Z. 1987-05-02T20:44:07.30 10.0 undecidable manual PG 111 0.0053 0.36 1.2
--.MME.Z. 1987-05-02T20:44:07.00 10.0 positive manual PG 181 0.0055 -0.37 2.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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