TILLAMOOK TO OCEANSIDE TRANSMISSION LINE PROJECT FEBRUARY 8, 2018 - PowerPoint PPT Presentation

TILLAMOOK TO OCEANSIDE TRANSMISSION LINE PROJECT FEBRUARY 8, 2018 PRESEN TA TIO N TO THE TILLA M O O K C O UN TY PLA N N IN G C O M M ISSIO N

INTRODUCTION TOMMY BROOKS • Pre se nte rs T o mmy Bro o ks – Ca b le Husto n L L P, L e g a l Co unse l • K C F a g e n – T illa mo o k PUD, E ng ine e ring Ma na g e r • Pa ul Se ilo –CH2M, E nviro nme nta l a nd L a nd Use Pro je c t Ma na g e r • • T o pic s L e g a l Co nte xt • Pro je c t Purpo se a nd Ne e d • L a nd Use Crite ria • T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 2

LEGAL CONTEXT • T hre e Co unty Applic a tio ns T ype I Ad ministra tive Re vie w – E F U, E stua ry Co nse rva tio n Zo ne • T ype I I De ve lo pme nt Pe rmit – F lo o d Ha za rd Are a • T ype I I I Co nd itio na l Use Pe rmit – F o re st Zo ne , Rura l • Re sid e ntia l/ Co mme rc ia l Zo ne s, a nd E stua ry Na tura l Zo ne • Othe r Pe rmitting Ag e nc ie s Ore g o n Pub lic Utilitie s Co mmissio n – Ce rtific a te o f Ne e d • F e d e ra l Ag e nc ie s – Cle a n Wa te r Ac t • Sta te / L o c a l Ag e nc ie s – DSL , DE Q, ro a d jurisd ic tio ns, City • fra nc hise T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 3

LEGAL CONTEXT – FARM ZONE • T ra nsmissio n L ine s a re a n Outrig ht Pe rmitte d Use – ORS 215.283(1) • Must b e Ne c e ssa ry to b e in the F a rm Zo ne – ORS 215.275 • T e c hnic a l a nd e ng ine e ring fe a sib ility • Must c ro ss E F U to a c hie ve a re a so na b ly dire c t ro ute o r to me e t uniq ue g e o g ra phic a l ne e ds • L a c k o f a va ila b le urb a n a nd no n-re so urc e la nds • Ava ila b ility o f e xisting rig hts o f wa y • Pub lic he a lth a nd sa fe ty • Othe r re q uire me nts o f sta te o r fe de ra l a g e nc ie s T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 4

LEGAL CONTEXT – FARM ZONE T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 5

LEGAL CONTEXT – FARM ZONE • T illa mo o k PUD c o mmissio ne d a re po rt b y CSA Pla nning L td re g a rding po te ntia l impa c ts to fa rm a nd fo re st pra c tic e s “Ba se d upo n o ur re vie w o f the pro je c t a nd e xa mina tio n o f da iry fa r m a c tic e s , the like lihood of sig nific a nt a dve r pr se impa c ts to a c c e pte d fa r m s none xiste nt . Our pro fe ssio na l o pinio n is tha t pr a c tic e s in the a r e a a ppe a r the pro po se d 115K v Pro je c t will no t sig nific a ntly impa c t fa rm pra c tic e s in the a re a no r is it like ly to inc re a se the c o st o f suc h pra c tic e s.” “T he po te ntia l fo r impa c ts to fo re st use s in the a re a is ultima te ly ve ry sma ll. L a rg e timb e r ho lding c o mpa nie s o fte n ha ve e ne rg y tra nsmissio n fa c ilitie s tha t c ro ss the m. Ma na g ing ha rve sts a ro und the se fa c ilitie s is a c o mmo n a nd a c c e pte d fo re st pra c tic e a nd the re is no thing uniq ue ly c ha lle ng ing a b o ut a pplying tho se sta nda rd pra c tic e s he re . F o r this re a so n, no sig nific a nt fo re st impa c ts a re a ntic ipa te d.”

LEGAL CONTEXT – FARM ZONE • Ore g o n Pub lic Utility Co mmissio n ha s re vie we d the ne e d fo r the line itse lf. • PUC Sta ff finds tha t the pro po se d tra nsmissio n line is pra c tic a b le in the pub lic inte re st. • T he line is justifie d . . . b e c a use the pro po sa l sa tisfie s the ne e d to pro vide sa fe a nd re lia b le po we r a t the le a st c o st a nd impa c t to c usto me rs with minima l impa c t to the pub lic . • PUC Sta ff a lso b e lie ve s the tra nsmissio n line wo uld impro ve the sa fe ty a nd re lia b ility o f T illa mo o k PUD’ s o ve ra ll syste m. T illa mo o k PUD ha s ta ke n a ppro pria te ste ps a nd c o nside re d a lte rna tive ro ute s. Witho ut the Pro je c t, T illa mo o k PUD’ s c usto me rs will like ly b e e xpo se d to inc re a sing re lia b ility issue s a nd o uta g e s. T he re fo re , Sta ff c o nc lude s tha t the Pro je c t is ne c e ssa ry.

PURPOSE AND NEED KC FAGEN • T o inc re a se the c a pa c ity o f the PUD syste m to se rvic e e xisting e le c tric a l lo a ds a nd fo r o ng o ing e le c tric a l lo a d g ro wth. • T o impro ve re lia b ility o f the PUD’ s e le c tric a l syste m. • T o re pla c e a g ing infra struc ture . T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 8

PURPOSE AND NEED • Capac ity Syste m Pe a k L o a d s fro m De c e mb e r • 2009 = 133MW fro m Ja nua ry 2010 Bo a rd Re po rt. 2009 pe a k lo a d s re fle c te d to 2016 • syste m lo a d s fo r N-1 a na lysis. Ne ta rts, Whiske y Cre e k, Oc e a nsid e • a ppro a c hing 11MW a b o ut 20% o f c e ntra l T illa mo o k va lle y lo a d . T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 9

PURPOSE AND NEED Substation Load (MVA) Nameplate Loading (%) • Ca pa c ity o f (year built) 131 MVA System Capacity E xisting (MVA) 1 Peak Reflective T ra nsfo rme rs. to 2016 • Pro po se d Oc e a nside Garibaldi (1994) 22.7 25.0 91% Sub sta tio n will Wilson T1 (1971) 33.2 33.3 100% a dd 33.3 MVA, whe re Wilson T2 (2002) 0.0 0.0 20MVA is a va ila b le to Trask (1996) 35.3 36.9 96% b a c k-fe e d the City o f Totals 94.1 95.2 96% T illa mo o k. 1. Capac ity as spe c ifie d b y the manufac ture r. T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 10

PURPOSE AND NEED • Re liability E le c tric se rvic e to Ne ta rts a nd Oc e a nside is 2.8 time s wo rse tha n the 2 nd wo rst F a c to r o f 2.8x g re a te r pe rfo rming fe e de r (whe n inc luding o uta g e dura tio n a nd the numb e r o f c usto me rs a ffe c te d). T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 11

PURPOSE AND NEED • Re plac ing Aging Infr astr uc tur e T he tra nsmissio n line pro je c t pro vide s a se c o nd, inde pe nde nt po we r so urc e . Re pa irs a nd re b uilding c a n b e pe rfo rme d witho ut multiple pro lo ng e d o uta g e s to a ll 1700 c usto me rs. T he e xisting distrib utio n line c a n b e re b uilt in sho rte r se g me nts with disruptio ns o nly to fe w c usto me rs in the 2 mile line se c tio n fro m Ba yo c e a n Ro a d to Whiske y Cre e k (inc luding the se c tio n o f do ub le c irc uit line tha t must b e de -e ne rg ize d to b e wo rke d o n). T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 12

ALTERNATIVES ANALYSIS • Ne ta rts T ra nsmission L ine – 2000’s • Ac q uire d o nly 38 pe rc e nt o f the ne e de d e a se me nts (wo uld ne e d e a se me nts fro m T ra sk sub sta tio n, o r the tra nsmissio n line s, to Hig hwa y 101, se g me nts fro m Hig hwa y 101 to Whiske y Cre e k a nd fro m Whiske y Cre e k to Oc e a nside – a ll o n fa rm a nd fo re st pro pe rtie s). As o f 2004, BPA is no lo ng e r c o nstruc ting a 230-115kV sub sta tio n a t Mc Co rmic k L o o p a nd E a rl Ro a d, so wo uld ha ve to ta p T illa mo o k PUD e xisting 115kV line (o n BPA 230kV to we rs). • Airpo rt flig ht pa th limit po le he ig hts, whic h c a n b e a ddre sse d b ut wo uld no t a llo w the tra nsmissio n line to b e c o nstruc te d o ve r the to p o f the e xisting distrib utio n line (ne e d line s do wn b o th side s o f Mc Co rmic k L o o p). • Re q uire s a switc hing sta tio n a t the ta p o ff o f T illa mo o k PUD’ s e xisting 115kV line o f a b o ut 1 a c re – this wo uld b e o n fa rm pro pe rty. • Ro ute wo uld re q uire pa ssing c lo se r to mo re fa rm b uilding s a nd re side ntia l ho me s. T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 13

ALTERNATIVES ANALYSIS • City Route – 2014 • T ra ve rse d fa r le ss fa rm la nd tha n the ro ute no w pro po se d. • Co -line a te d with City Stre e ts a nd Hig hwa y 131. • So me o f the sa me pro pe rty o wne rs did no t suppo rt the ro ute . • So me o f the pro pe rty o wne rs who o ppo se the c urre nt ro ute didn’ t ha ve a n issue with the City ro ute . • Wa s de nie d C.U.P. fro m the City a nd uphe ld b y L UBA. T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 14

T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 15

ALTERNATIVES ANALYSIS Options Re vie we d • • Option 1 • Do no thing . • Option 2 • Impro ve syste m to pro vide re dunda nt 26kV fe e de rs to Ne ta rts a nd Oc e a nside . • Stre ng the n tie po ints b e twe e n Wilso n a nd T ra sk sub sta tio ns. • Pe rfo rm impro ve me nts to re so lve vo lta g e a nd lo a ding issue s. • Option 3 • Sa me impro ve me nts a s Optio n 2. • Re pla c e Wilso n T 1 with e q uiva le nt size o f Wilso n T 2 (44 MVA). • Option 4 • Co nstruc t the T illa mo o k to Oc e a nside tra nsmissio n line a nd a 33 MVA sub sta tio n. T illa mo o k to Oc e a nsid e T ra nsmissio n L ine Pro je c t 16