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Development of <strong>Project</strong>ed Intensity-Duration-Frequency Curves<br />

for Corner Brook <strong>and</strong> Goulds/Petty Harbour, Newfoundl<strong>and</strong> May 16, 2012<br />

Table A3. St John’s Model Parameter Values (Seasonal Fitted Model; 5 min, 10 min, 15 min, 30<br />

min, 1 hr, 2 hr, 6 hr, 12 hr, 24 hr)<br />

5_min 10_min 15_min<br />

No Cov. P T PxT No Cov. P T PxT No Cov. P T PxT<br />

Mu0 1.86 1.40 1.11 1.93 Mu0 2.82 2.01 1.55 2.16 Mu0 3.65 2.51 2.09 2.98<br />

Mu1 4.10E-03 0.07 -1.95E-19 Mu1 7.15E-03 0.12 4.28E-04 Mu1 0.01 0.15 6.33E-04<br />

Sigma 0.97 0.92 0.93 1.26 Sigma 1.44 1.33 1.38 1.16 Sigma 1.80 1.64 1.70 1.60<br />

Xi 0.21 0.24 0.20 0.10 Xi 0.15 0.21 0.12 0.14 Xi 0.14 0.20 0.12 0.09<br />

MU0 SE 0.08 0.13 0.18 0.09 MU0 SE 0.12 0.18 0.28 0.10 MU0 SE 0.14 0.23 0.33 0.13<br />

MU1 SE 9.55E-04 0.02 5.27E-06 MU1 SE 1.37E-03 0.03 3.18E-06 MU1 SE 1.76E-03 0.03 7.12E-06<br />

Sigma SE 0.06 0.07 0.07 0.09 Sigma SE 0.09 0.07 0.06 0.08 Sigma SE 0.11 0.06 0.05 0.05<br />

Xi SE 0.06 0.06 0.06 0.12 Xi SE 0.06 0.09 0.09 0.10 Xi SE 0.06 0.10 0.10 0.11<br />

llh -341.24 -333.34 -329.88 -349.68 llh -415.18 -404.73 -401.49 -400.75 llh -458.28 -445.89 -444.13 -438.02<br />

AIC 684.49 668.69 661.77 701.36 AIC 832.35 811.47 804.98 803.51 AIC 918.55 893.78 890.26 878.04<br />

p.val 0.01% 0.00% 0.00% p.val 0.00% 0.00% 0.00% p.val 0.00% 0.00% 0.00%<br />

30_min<br />

1_hr<br />

2_hr<br />

No Cov. P T PxT No Cov. P T PxT No Cov. P T PxT<br />

Mu0 5.55 3.58 3.51 4.26 Mu0 8.16 5.08 5.37 5.60 Mu0 11.75 6.53 8.76 8.14<br />

Mu1 0.02 0.20 1.37E-03 Mu1 0.03 0.26 2.45E-03 Mu1 0.05 0.28 3.44E-03<br />

Sigma 2.56 2.25 2.44 2.18 Sigma 3.72 3.29 3.57 2.88 Sigma 5.40 4.52 5.30 4.38<br />

Xi 0.11 0.18 0.10 0.14 Xi 0.06 0.10 0.05 0.09 Xi -0.01 0.03 -0.01 7.20E-03<br />

MU0 SE 0.20 0.33 0.48 0.17 MU0 SE 0.29 0.50 0.72 0.23 MU0 SE 0.42 0.66 1.09 0.42<br />

MU1 SE 2.50E-03 0.04 5.77E-06 MU1 SE 3.94E-03 0.06 7.39E-05 MU1 SE 5.18E-03 0.09 2.77E-04<br />

Sigma SE 0.15 0.06 0.05 0.05 Sigma SE 0.21 0.05 0.05 0.05 Sigma SE 0.30 0.04 0.04 0.05<br />

Xi SE 0.05 0.14 0.14 0.14 Xi SE 0.05 0.19 0.21 0.16 Xi SE 0.04 0.25 0.29 0.25<br />

llh -526.93 -509.23 -516.02 -495.65 llh -596.66 -576.18 -587.73 -559.33 llh -664.00 -632.21 -659.54 -624.97<br />

AIC 1055.85 1020.46 1034.05 993.31 AIC 1195.32 1154.37 1177.47 1120.65 AIC 1330.01 1266.42 1321.07 1251.94<br />

p.val 0.00% 0.00% 0.00% p.val 0.00% 0.00% 0.00% p.val 0.00% 0.28% 0.00%<br />

6_hr 12_hr 24_hr<br />

No Cov. P T PxT No Cov. P T PxT No Cov. P T PxT<br />

Mu0 18.78 7.39 17.09 10.63 Mu0 22.01 6.40 21.76 11.11 Mu0 24.49 5.63 25.24 10.92<br />

Mu1 0.11 0.15 7.68E-03 Mu1 0.15 0.02 0.01 Mu1 0.19 -0.07 0.01<br />

Sigma 9.15 6.75 9.12 7.13 Sigma 11.27 7.96 11.26 9.00 Sigma 12.37 7.96 12.38 9.14<br />

Xi -0.04 -0.01 -0.04 -0.03 Xi -0.04 -0.02 -0.04 -0.06 Xi -0.03 -1.24E-03 -0.03 -2.41E-03<br />

MU0 SE 0.71 1.02 1.89 0.80 MU0 SE 0.88 1.28 2.34 1.15 MU0 SE 0.98 1.34 2.58 1.13<br />

MU1 SE 8.23E-03 0.16 5.61E-04 MU1 SE 0.01 0.19 8.78E-04 MU1 SE 0.01 0.21 8.21E-04<br />

Sigma SE 0.50 0.04 0.04 0.05 Sigma SE 0.63 0.05 0.05 0.06 Sigma SE 0.72 0.06 0.05 0.06<br />

Xi SE 0.04 0.37 0.50 0.40 Xi SE 0.05 0.44 0.63 0.53 Xi SE 0.06 0.48 0.72 0.56<br />

llh -767.45 -709.19 -766.98 -718.62 llh -811.37 -741.87 -811.36 -764.36 llh -832.60 -745.43 -832.55 -774.26<br />

AIC 1536.90 1420.38 1535.97 1439.24 AIC 1624.74 1485.73 1624.73 1530.73 AIC 1667.20 1492.86 1667.10 1550.52<br />

p.val 0.00% 33.38% 0.00% p.val 0.00% 91.07% 0.00% p.val 0.00% 75.24% 0.00%<br />

*Highlighted p.val cells indicate that the model was found to be statistically significant for that predictor variable. Yellow<br />

variable highlights indicate the minimum AIC of the three predictor variables <strong>and</strong> statistical significance<br />

AMEC Environment & Infrastructure 49

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