Municipal and Industrial Interest Calculation

Folsom Safety of Dam (SOD) Modification - Interest on Investment IOI

Folsom SOD Construction Transferred to Plant in Service

Construction in 

Progress

Transfer to 

Plant Description Total Cost

FY 2008 FY 2009 $17,646,708

FY 2008 FY 2011 $97,039,407 

FY 2008 FY 2009 $3,975,970

$118,662,085.00

Reimbursable share of Folsom SOD construction (15%) 17,799,312.75

Interim cost allocation (2008) for Irrigation (61%) 10,857,580.78

Interim cost allocation (2008) for M&I (9%) 1,601,938.15

Interim cost allocation (2008) for Power (30%) 5,339,793.83

M&I Interest Calculation

Column 1 2 3 4 5 6 7 8

Fiscal 

Year

Principal Trans 

to Plant

Initial Est of 

Annual Int

Int Adj for Prin 

Repymt Int Exp for Year

Rev applied to 

Repymt

Net Rev applied to 

Int & Repymt

Unpd Inv @ 

9/30/**

Year Included 

in Rates Difference

2009 SOD Mod 0.0475 290,924 13,819 $0/1 13,819 0 0 304,743

2010 SOD Mod 0.0475 (365) 14,458 $0/1 14,458 0 0 318,836

2011 SOD Mod 0.0475 1,146,626 69,609 $0/1 69,609 0 0 1,535,071

2012 SOD Mod 0.0475 31,077 74,392 $0/1 74,392 0 0 1,640,540

2013 SOD Mod 0.0475 115,296 83,402 $0/1 83,402 0 0 1,839,239

2014 SOD Mod 0.0475 3,838 87,546 $0/1 87,546 0 0 1,930,623

2015 SOD Mod 0.0475 14,542 92,395 $0/1 92,395 0 0 2,037,560 2017

2016 SOD Mod 0.0475 0 96,784 $0/1 96,784 0 0 2,134,344 2018 $ 96,784.10

2017 SOD Mod 0.0475 0 101,381 $0/1 101,381 0 0 2,235,725 2019 $ 198,165.45

2018 SOD Mod 0.0475 0 106,197 $0/1 106,197 0 0 2,341,922 2020 $ 304,362.40

2019 SOD Mod 0.0475 0 111,241 $0/1 111,241 0 0 2,453,164 2021 $ 415,603.72

2020 SOD Mod 0.0475 0 116,525 $0/1 116,525 0 0 2,569,689 2022 $ 532,129.00

2021 SOD Mod 0.0475 0 122,060 $0/1 122,060 0 0 2,691,749 2023 $ 654,189.22

1,601,938 1,089,811

E2146410 Folsom Dam SOD Phase 

1

E2146420 Folsom Dam SOD Phase 

2 Excavation

E2146430 Folsom Dam SOD Dike 

5

Total Transfer to Plant in Service as of March 2, 2015
Municipal and Industrial Interest Calculation

Folsom Safety of Dam (SOD) Modification - Interest on Investment IOI

Folsom SOD Construction Transferred to Plant in Service

Construction in 

Progress

Transfer to 

Plant Description Total Cost

FY 2009 FY 2011 $5,037,958

$5,037,958.42

Reimbursable share of Folsom SOD construction (15%) 755,693.76

Interim cost allocation (2008) for Irrigation (61%) 460,973.20

Interim cost allocation (2008) for M&I (9%) 68,012.44

Interim cost allocation (2008) for Power (30%) 226,708.13

M&I Interest Calculation

Column 1 2 3 4 5 6 7 8

Fiscal 

Year

Principal Trans 

to Plant

Initial Est of 

Annual Int

Int Adj for Prin 

Repymt Int Exp for Year

Rev applied to 

Repymt

Net Rev applied to 

Int & Repymt

Unpd Inv @ 

9/30/**

Year Included 

in Rates Difference

2009 SOD Mod 0.0425 0 0 $0/1 0 0 0 0

2010 SOD Mod 0.0425 0 0 $0/1 0 0 0 0

2011 SOD Mod 0.0425 44,425 1,888 $0/1 1,888 0 0 46,313

2012 SOD Mod 0.0425 (728) 1,937 $0/1 1,937 0 0 47,522

2013 SOD Mod 0.0425 0 2,020 $0/1 2,020 0 0 49,542

2014 SOD Mod 0.0425 0 2,106 $0/1 2,106 0 0 51,648

2015 SOD Mod 0.0425 24,315 3,228 $0/1 3,228 0 0 79,191 2017

2016 SOD Mod 0.0425 0 3,366 $0/1 3,366 0 0 82,557 2018 3,366

2017 SOD Mod 0.0425 0 3,509 $0/1 3,509 0 0 86,065 2019 6,874

2018 SOD Mod 0.0425 0 3,658 $0/1 3,658 0 0 89,723 2020 10,532

2019 SOD Mod 0.0425 0 3,813 $0/1 3,813 0 0 93,536 2021 14,345

2020 SOD Mod 0.0425 0 3,975 $0/1 3,975 0 0 97,512 2022 18,321

2021 SOD Mod 0.0425 0 4,144 $0/1 4,144 0 0 101,656 2023 22,465

68,012 33,644

Total Transfer to Plant in Service as of September 30, 2015

E2146450 Dikes 4 & 6 Mods