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HomeMy WebLinkAbout83-80 ENVIRONMENTAL ASSESSMENT 2 OF 31 Ca OCT 4 n - 2 STATE OF CALIFORNIA WATER. RESOURCES CONTROL BOARD 3 DIVISION OF WATERRIGHTS 4 S In the Matter of Application 26589 Thermalito ittigation District and' ) STIi'UL11't`XUN' 6 Table Mountain, Irrigation District, 7plicants 8 10 It is hereby' stipulated by and between the agave-n4ihlod Applicant, and California DopartmenN of fish and' Came as collawe: 11 1. The above,-numbered' Application pp y n and' an,y perpiit br lidahso 12: re issued thereunder are and hall be sub ee:t to Erre fO ' r � 7 1 l Lrr' i n g 13 conditions. } 14 For tale protection of fish and wildlife in relation to ttie 15 p,ropo.s0d constzurtion of 3 power plant under tfte akaavn-nt mbeccd j6 Application, Applicants agree to: 'a ' 17 (a) Maintainminimum flow of at ic:a st -,eo cfs 18 down Concow Creek, below C,oncow Dam, during tile months 19 of July through October of eacjl yeah and a minimum flow 20, of at ltAst orae cfs down Concow Creak below 'Concbw Dam 21 ccrin9 the months of NUva tuber tflrou h dun+- Of each' ye6r 22 Ut)on the propo8ed pol-rer jalant; ),,ting con ;Eructed and as 23 On+l 415 1-MY POrmit or li..consea J,88006 unCIC.'t tt1l.t App ica' 24 t-;ion is in efft�dt,:: 2a (b) Comply with Sect on 1603 Of the vi ,h and Game 2i Code 2 7 2: In considet6tibrt of the For egOa.n5 Stu1t)Ul.ation on the 2B � Pa o>~ the n � 1a. r ! p `cants; Cdlif brni�a Dr-PArtr�tc„nt of 1~ish ring damn UA 0 tile filter Or nxied. states DePA VISH ANI) e p i col og 5. 12 �dl �ervic visian of � 1 #7800 cottage 4Jay i Rantn "`"-"' ,,a Saorarnentoy Califor"n �5 tV Jeffrey r. 'iiarvey M eco 1 Alysts 1].4 1J�:s dal i f�oth r i aavdoue Newt o r {,{ .droel oetric �wa�i�at, butte, Cr;"nty ' tic_4 y �di�arn �; Suh�ect,, t;ar Bear rir, {{arvty082, reuue�tiilq onse to your letter of Oecemher , our collision re00 ro ect. encs ort the sub,��ct � � tired Species has advised u$rdpotedtoorthe there are, no federally luted, the 5ery [colt, df ice of tndan;i heir N,AoWJ6dge ecies oocurriri� in the project area. best of t ed or endangered sp will talo na actioo on the proposed projeot orididate Threaten oe �, ra�ect i��acts to 'fhe high and gildlifd Servs khat there are nd potents 1 p ou have not ay ready d° aures rye r�e000i►end our de '.i ior� does not imply If or further fi sh and wildlife �fe resources y- -u i�ontaot the �alifort�ia Deo�'�rtment of �i5h aril C that you consul tatwo 5indet`el y+ 4 yJ i * w• r� ✓ dames'd+ McKev5upervisortt u a S�4 Ul-.. tt t Reg ,. p�orti and Q qi r, , COAG; �acralneoto l SCA ancho bi d'ova � CA Reg. M9r41 CB r tZe96 "tp� WasFt'ingtoni FG Barirahoi sca GA California Water' Resources:ather'ip Ca e QoMerijr' Sa raiiloi tie 9 GA. Attu , Y. f PHILIP Av L o6,N .143.927 4ot� �1�# Or CoO&to ND CAtIVIRMAL tom�t�. by h bt�t� ';l�dri�w Hy. i o t Lbjm tth j§I~itig di, iii, p,ogdi-voke t6 -A ] ! o t s j,otig Yi OU o LI that jfttt ;.. u o le a otgI.,fill df,,, iotd6fl Rill 0 * 4 Mix d-tdoolvi �e el i w dhd tin 06h&6V F sL cift e L om dkd A bfC6ig iad ii���' Abd Pr'6Ji I s Bitch vat axµ„' �'�o� �a,i�s��ei proece do kthssaa. vith ��i�' �bpcys�cl; et cessi hsc�rse sate bias' x1 ` il vi ti df was ri o� Fx�M�:r�sd � �ric� t��� 'fo tdotdtldh dA�a..rt thea � mid a N vs ��te � �1�c3c� .story of � sasL�a��c� Ihb���ein� ct � t O-cUftr ? c�eivei�sp... ` ,y Sy th oa ,3 ..ry',, G' f P C'1�7.��,C�+' I t 3 tw i �tf 1 ty tre tii r t t3:fflo, to t��. Pushing of tho dadan c Wt d horiLiatah the OVnrr,id1ho, North', Amor- icat ,:pl** f e', 0 PtWdd-q-q fi ll ,. llbubGf W'ut kir�bft., ,, Thrti(% �{ L: _ -b- AUbd�.t�w` kdr, ars koro t� --h-&V6 fiffoOted h f6dt".hilld* Assoc atodith '6acb, Aubdodtibnt whol ark Major fault�t� aitttY1iil'>1rtt► Vt6X,diij thoaredl ai`d fiftathdroh6 rde ('IItooj;angwq jad Uhieft of ea rt W8 Vert J60ted-w All, dt th@ a,dekg: Choly od It•i subduc Cjotj� ai CS' thhhg n tb rm hY the high OrOit itti�xijt.@tOpdtdtUrp-9 thAt 8uIht,.,d,* ' 'Middl# bt t+hrdd opliwdea 6f 'ig,bdudtrij5n ev,oattd the gig B12Hd faultt�t6hd dhd 61 isft4d M@1dngt3 blit (j4or 'e4hd Boni, PotmA44,00 ndkt h and daft a to iit�ntai+ tOdk) 'Within "t ie fdUlt ton@ akd d6f0th6ftly bordtred fault Who# t4uityg: and 4 9b l t t0j*nt?�ii U; Widd at sig 26n6 00 cuL. bY OtAhitle toe 'aLM,Oald Rd: and 6ffitAddcid abu 160 Millift Ydaft Andy hhd d'dt±4j ed foaOig,ho hy, Hidt drWsh: o4hO & hia 1atdr dtf96—r .aldii§ the giq tend raujtgj. indieatrifi hh4t Cho @ §3,§hIfjL,*aftt iy 4jh d 'trtiais time, aulta thd, 5f' V66th lit; faint- sy't'twettij Whir h extthd from, float andca�§� .. ,, ts.a:61,vilid Muth t o th�a Auhut h dtM dild beywid y 8Y9tdfii have be&n thdi §i.tdi� be m6d'6fi� OtbViAld bAktjhgUAkd ; and dt kddk dLi Oiadomdnti.§ withini withintrh+ 1499 1 i' �itaMi�3ts ezt'lgliaitr e'i4t~fxfatei t5 idti t' M the t`csr� Hi i Cyst; ofh that- @J,thdi St O nab eet dgtiiz `' cia 6k 619t ale t+6v'de6d by ,yauhg�� °y Mics o 'trhTiientt itrh'gtiss YdCa'fii` Hcs1hC►'+` �„,., B�iad t:;'ct�"�6'�;t,C�ri t�iet�#ieri 1.�� � �,ncf' _ l ri 138 Ly'd� y ghat_ con�s� b Jointing' "# #u-, al t t. b nd aid t cep fidli t I+' Of L OUt Ov tono d �*' 'fid -Oftu-tOurth 1 ca . Ma l `06.40ke Of ehi rry tJand t�, iw`kj io"j lq abbut too a j#itit rt "horth 4diga #, .. ilk', greeoigh se OdhUhIt' viii: rim ,i ttfi .twi �i , int tho ;dlte*h flit~" a t e)�a digtandd Of obw w f t %ight mArk tbolId atim at the h6ethu en bk'a'ndh ''bt t✓ � AlOi gond f6ulb 26h i t + t + i ;.lht dd ail by Il'i���.�� , a'b6u mi olst o; �hd e I 5matwk tlomt d 4.4abtka'iftiq r6vdek- omgUre .w Saki alit tbak d bri I'Midat O b'hdt Mid routd dedg'M§9 thud r a ;r iii i' 6t, tri atitt i i ?a t i� i 3 1 i thjfijya *.yo dd phylf.itd w ahaj tioat, Jbltd-id Hill Rha j gni t~ x its t~a M ri fbd -k 14 a F + §h6v tho, iddatl h6 of the �§&fpi6tity' fitd:f t § of the dit4h r6ut e-' aimi Which- rddk- 1'9 hath, e.mOd§dd:f the took ,u' M- 1q ACe...w....r�f...W.r N6 U1' 6l i... IWy�li. JG"L h-i dledawd p3s enabri+ ' dit;;ha Ifi, hard': kdd 6j' df6-49 ahAl b &6.,:i'g wi, hatiii k6dki ltadua c i a�t�eri i (sf rieai a z`f c ""66k at ad1a, xw hot~ bei��ia:4, `abi Lydot mdour ' 190' croon' #all. that. 0000rallY W relatively 0114110V 404 Ooim not, aft'ahoo, evidmheo It% th Aiald, Of ghrl kW ell cti ityi, ms g i. pangioli&, ebt%idoted hot to be a 00141 PtOblOot that h Y 0 06160b vAb t0utid* Raa da w;doa to Pdogibly,3 dibov �d Ptel4tntIhdvieaft ity o d oily , -0.04, thy. OP N bft 'f 1 f6 1 dhad auo& at It to 46 pordont# bjotutb4odor 6f tbd, PWrOdd dftiftd ' �i" ' 'V6'tiYidodih` AddAldkdU6h Of X19' natmA w t i i ar6babl' talo of oraoiaft on Dash 0#600 10 9v tho problim Can b@ 1 gates by varlou m"dutog ii lUdi't+, avai am@ f umiodogwildlya ` v6uid mif-Igata thig potontlal j5'kdbi@m 1*6 agibiWaulto wdf@ bbadfv6d dhl the 3 ci fautdi" thod hldtl d gd-hlbt and rho ghoakdd, rN§ 6t3 thAt 6dbibhr 'tW Of'� t 90to"Ont1h1� and AMWId 'od .ddk, milli' il, yea hbdopc-fir td haVd, Yd6V Vii" �i�.�i�Qi��i.�' S�.��`� that � ma tUd § igh of 6th �i�y�,� 1 4 �3"� y,� j�7�,,y w . . y a V k3iao+ k� j' l that mt '��'� ����� iia ��i� i��h �anka�tfcciiiciie'h►ae sic'%ctaas Safi@' fl, d6jhd i' do that the ilkiN66d, at fid � ,,... a �, ��� ��i��m�rit alft io 4" to i.a_r�s aei t a#:iar�c1: thd, kWtd-3 Ly an UVO fit fted f6 hd s 0 ' ib d, t o the ditch i1q, q(tito tjotktlov Probably, "Cho §611, 'v 4 Oh quit° to brifig "Mk, "r + a, taw that offmtg dh tM ditch v6uldlidt U@ o i o" ovor i h ot i i i a batik vduld bo g f, ltol pt W 00t Ahs r .i ON01Wf i C uiiI ux 10,16-4 o6un that thd orapket'faqto, Might bLv d0,Vdf4dby 0 to, 20 'e, to III - 00 of abbe from"a @tuptIA0,abaut taUr m 0 tote d6r1 ad U49, MOW t h tli 1,00 ofu j5tim at f4tv ft'k ')Woh v Urodto ot this afti'dun's of -. H6"wd dr# thig, wbabluty it wh'. do jobibt' might ' f , ► i ► a . c3 z,►a iA b# a ate!Ustiedxly-uhu§ual db."i.., ... Vdit dal ani ' hdki2d ffial AhAkiiv 6f, Cho ofauhd4ga ishaw ''Orithak Wbdt' an f it .46fil @h6ujh* dirt faWit, its dihagd td: 01041fiddAnd stf0duf6 Ilialud'd gid misirig fifid 10fdhih4 at 961 AM fbdktailo (,tigt 'diaz Z, chi a'a i ' 1g at, a uquid4ii Ls caridit-16h ft iddadf g binuiaew §ia-eukdtdd t6li j 1s fide Ilwy ta 6 a, k y bw"_UsL the adlis #166 w r^ 30, Coital" Oidn"M 4 t: mud 'ftOf# r ;� IOf 'gait bt in, iow5vw lot 0 alt OTS od fL hat -Oro I ai ' ; 'o U,0-4 �Qy� .� '�:�'�:• Yf* 1 •F�P�Wi `AMY tA.n STI a�.'M.w T!� a l ` o" MOO iu l .� ' some, par�� 1101johM4, Or ,to va, NO &xtaid AM mt,,i6bol ' tito al'o ItsAA 0:1,; :moi 'of; l Wct�1.0da toto fee f ' P 'Oblia of Afid #61 ad 1-fialude one, :of M ,'rilt<z City in, O gaga 6 'fl, t' ` a � di§td 4 # ' 0, am V fi t����c + 'far ua�giu+ar r, bah, bA d frac � e SI. r3f ' ft66 this` . 49 n to Or^' , i Lydon page seven December 19,x 1982 pz-o]ect can br. paraphrased as follows nreinforoed adobe t races(.; windows and u. VI; 1�eak plaster break. unreinforc- damaged; some cracks iingt�od' but VII: ,beak rasoInry ed masonry. VIII.: Good. but unreinforced masonry damaged; some damage to mortar and workmanship, reinforced structures with good loose panel walls thrown but. 5evOral to orded in the ` low -magnitude earthqual�es Were rec 19 75 0rovi1le earth- ,owing the pax'ads�s-�c7zoville-Chico area following (Ma rks and Lindh 1978) ; the nearest was about 4 mi West of offset quake q r;�c� the pro jest site. They caused no damage,and no Su that they dere doubtful It is d related to them was ever found. ause they de - are important bec even felt, but they" nonetheless modern Seismic mon strafe that the region is one of continuintj, activity. the eneral region of the Foothills j, rhe project site lies within which is generally considers -d cap abl(. () prtidtioin�l fault system, 5kv. D1ines arid 6.. (U LA icy XiMUM crediUle earthquake of maghitttds: then► it is reason - Geology Staff 1979) . For p fanning purposes, `ected to a rtagni:tude 615 ..sub able to anticipate the site being J i less.. Studies earthquake_ a distance of 20 or sits. with magnitude (B core etai�c1978)acorrel�ting effects at a i a' magnitude 6.5 earth - and distance to an earthquake Sugg est that horizontal ground f10 quake mi from a site could reSlyklt in peak 40` of the. accelaia- ` _ � 0.4 (20 to percent acceleration of 0. � to g aint5 in the data p tion of gravity), Because of the scatter of should be regarded as graphs of Bnore et al -o this co rrelatian acceleration Corresponds only approXimate. The inferredground. 1980), which is in ` y 11Aays very roughly to an intens t the Coiarity General Plan Butte agreement with the conclusion of maximum ground shaking county 1977, p. 11-17) that the anticipated en s a. ty Of Modified Mercalli int" in 'Butte County Corresponds to VIII, with local variation erbin V11 to Ixe 'rhe okper ence with Peristocks and concrete structures seismic ''. tjng design and in atCounty indicates that 15roper englne -40- Lydon page eight becenbez-19, 1982' construction of the s project should be adequate ote to ov p ntial adverse :seismic effects, ercottto REFERENCES et al. 1978, Eutimatioh_ of ground G eo1. Sitt� Pars`m eters:ey Circular 795, 43 p 13utto County, 1977, Butte County General plan Dept., unpubli ,bed; Sec. II Se smic Plahning 5a,tetn',Coutty Division of t1l.rnes and Geo10 Y letn*ht, 23 p Californias magnetic-tapeyco1978ataE.anthqua e cabadoque of M p paration of hta h pre- p Y Real et al. 1978, t7�.visiOl- Of Mines and Geology Staff, 1079 '1"e " the seismic safety of the ,Auburn review of damsite: Calif, and Geology Special Pub. 54, 17 Mines • p. Hays, wiw, , 1980`, PrOcedure for estimating eattlI ua , motions U,S., GOol. Surve g ku ground, Prof. Y Paper 1119 77 p. i-iiCtanen Anna, `1977 9 Paleozoic-Mesozoic boundary r Crt*ek� uadran le northwestern' Sierra g r Berry U.S, Nevada, tial"the lfr�rnitts Oeol. Survey Prof. Paper 1027, 22 p, Hietanen, .Mina, 19811 Petrologic and strilctural studies riortl�western Sierra in the Nevada, California: U,S, U601, Prof, Paper 1226, o survey Lydon, PkA*, ,1982, Reconnaissance geology 7. S-min. quadrangle and gY of the, St' lihq City 1Vest., and Cadrang 7.5-mpnrts of the Paradise East, Paradise and G1"alatjY Div, unNub:lished repogram�gS�aeCalif. . Mines ,U00, ' i`ar s S,M . and Lindh, A.G., 1078, Regional, seis'''Cit, 5i.erran foothills :gin the vicinity of Oroville Ca,lifor�" the sull. Seisraological Soc. at Amer. vol. ' ni.ai , 6$ L , p. 1103-1115, �'�tu1] azards D, 1975, Prel �.minary overview map of nous United State, f O'carnic Survey$Map MP-786 .48 gsnterr;u CSS; Ge � o ], Peal, CA R,. , et al. 1518x1 Earthquake p p e e center ma of Calif, Div. Mines and Geology 9y Map Sheet 3 , scale It 1,000, 000. l Lr L.,e v Philip A. Lydon �' Calif, ltegisterecleologL st # 144 Enc,l . 3 geologic ttta p "41- STATE OF CALIFORNIA CALIFORN[A—BUTTE Co. RTFfiEt♦;T OF WATER RESOURCES: wti s..rv�xfcNrc 7.5 MINUTE ,SERIES (TOPOGRAPHIC) a 4 x k23rPARa1}tSE F62304 b,t 33c3 'Tff fj) 1:1`3()' � r 2[aD Feer 39'4 2`'_ �+ ? ,sem BFfi it�'P C�rra �FtF �� cr �• . f � $ j � r � �_� _ a _ � � �F T R �+ � '��i�'itt� �`� >� "� � Fi �� '`-�- --� � ,{- . - �.,. SerpGn�tn �iG N. -,} t U-0 Si e� t.�i� '^ aScdrxrrn�ar s _ a P i r jY 3 r S It f 2 C [ ! i ��s _ • _ p it � � ^�• 3,5 fJeytd Jiro 7 �ti t 97� - ct/�+,� tom` � �"� " �" �- k f � � -� � -_ �� �• � � + ,-If7. 34 �4t r , r! !`,F - __. � `� � g 1 {; �: ? 'T-- . � 'mac + ;� f-. � • - - jl Com., / • ;� "�> ,'( is r '�: = �'--��1.�� � . ��, � ,� ;' •� kL x t. " i ;� a +�. .j( .��Lf' � � 4:,.� (� y t � t".�:. i.. �� .� i r` r i �E 't � £ i � •,r t ail" '�' f � - i Ie . � " .f . s _ . k � • !lr `- '�_� � �� � r 1..�. �` s� 7 �r js � � 4 . �' f�{ 1.� `�J �i �"•�� _ _ N, AN7 ENDANGERED SPECKSC=VASCULAR' C4N RARE. SURVEYPOR DUCTrD NdVEM�EIZ 24t 1932, ALONO APPROXIMATELY JVQMI»rS 7 0jTCti SOUTH CJS THS' CONCOW RESERVOIR, PERTAINING To THI~. CONCOW' ' ECT, TA�L� Nic�1�N�'AiN ANr� THEiZMh+ HYDROtUCIRIC' pRoi LITO IRRIGATION M' D15TRiCT A, Hab{`tat. The pro eot situ t► previously established ditch that is bounded nri btla sidd' / by ci rook wall winds th,,, Ugh a tr nsitinri nice betwden yellow pied fr�rest and lish'ed Tong the f anthill woadiar cl, with riptirian olemdnts having become estoC rnu to � cess to the d ! toh r which is at on elovatinn of appraxle,ately I�S70eet Aa 'Ilid �tr5v 1! ckod gote q h mirth anti br is flirt rood ci wwnedt`ing fd It via d to t t d road of the south ond, Ar�ort from the ditch itolf the area' in the irt,medlate vIlointt apperir� to hive suffered ii t rederit years", e�tcept foi' y t{o dishjrbanoe 1n an occasional fed l blozGd iri the violnity in ti a past+ Yui{pry dine { to is rttitet�rading with I` y p odthllf woddlrindi �ix'►oa the ollnwy ane zone at this sidther t�ccur t hefe, `�eiio�r pine forest' eloments ' oli�monts of bath ht�I�ifr�t typof d� present iiic{ud& yellbw pines� bdug�ai fir) Ihcerise cddar` Callfotnia bia�k oaks ,. Canyon live ookr bigleof ir►aplew'madroitet mountain dagwoodj mouittairi ma{ogdny y p __... ... _ ,� - apr mock arcinge; �naselaorr �i C�regcsrti gra dr osier, smcill, flo+�ered alu�roc►ty stohecr kolloggl`di dnd ethers: i✓aothill Wondlond, ftidludd C0111(drnia bdyj Those speoles typical of thif' habltot typepresent -.., er' ir►e sr�awber to onp saruh onk y, rizcini to honey C''eliforn a'butkdye� digg ' p l ry y i t ma 6114'i foot fern, 5olclbock suckler we5 dth rmorning gloryw "plpevi'ne, od feeberry� Earn, tiuttdll''s' brAWdw, wild bud6lid it; bush poppy; Ve rba sdhfda budkbrtr$h f silver hush Iupiriei toVoral''grassest acid othdit, ' Rl "ariari Th�� habitat' t e� as�cicited With les' of water; aGcuCs sporr�dipaliy along the dteh; its woody elements are 1ctyiarl'y rtotioet�blo alc�rl; seepage areas+ e suey iridiude Wiiiow) cottoi wnad�° Oregon asl'i, $pedes entad an the date of thry Y d 60" cebush j mU-- Worn wild poly + redbud swordferri; 'ollfomid Coliforr;� ��at�e� tiger' Iily> ac�ttiiii� yresribri.:rr 61 Cl olid r3thets Y 8.2are ftdndbri. AradpeaCers i t in geerai l typlaai of sites to wIlref, s v raC urr�t�tiy r ni aei rata rind ends �� shit � #� ooaur.. Tey doter, howavarr nib tue?ir g�tred speoies �� vd�cu[ar�, l�an art d wRhln a Rvd miie'rodius of the pro e+t t �itay Sev�rai' species hat bndn rap speoles how tacctgr' zed os: rare but ncrt odor gered hove'weaertifty been; reported ift the vioinity4 Thee prat Cllrtan's rawn i11y thrcni'u+ ` li ta�ii abouf tits site a y pp�tste�ldaved oal crid�nla fid) cadanlo � pesltl hallo iest; t � _ M es ni rt o�as't o Mlles west of the 1ftot b�dweil's itttatweed C ari bCtlwvol Ci)�-about iriiies tcouthwes} of the Sita; and butta i`ritili`ariaCyritt 1I— oesdiae . This Cast species ie eantrdver l�i grid troy be roturned try the ettddhgar'ed t in the near rufurn► dh tCta dater of the tuivey the systamt�tideor+�h �rir r=ata end endangered species' in d0diffldh to thostt tt eritiatrad above foiled td produce evlden�e or their` presando �: algin and :. .. � Y_:.� Cn the �mn,ed�ata �la�rirty ei#'the ditch Addordinglyx they are presumed` tw , g oris far tha►m rto trot oppbof ttl be rtaeas�ary+ at to ba resent at this tittle ottd rnitl° ati w �itigslay �� Marr Fi'ald' -b0a,, ly Cdrtsultattt Department a� le Cos dnil(dehla States tCtti�rar3lty Ch ice r CA X5920 46: THE SURVEY POR RAU AND MbANWREO 5PME-S A40NO THe. CONdOW HYDROELECTRIC PROJECT DITCH C MMG�hI 1 S lNVIC I AMS " 'trot and sh rubs ._ weifent yollow otho Logo llga>~ pir4 PInut id6lotwid Irwdehsa odddr��+edu l�nu tl� Flr'utotlui Wrwrsg Pott i oak TW4oiaf 3firItoPi Moak. d `oligo Pl flail Bulls mahkiiy flowor. Mlriullil:blfidug Caoyaii l lve oal d'ofll` rmld, bl'd,tk 6ak dudeeus kailes . ll - all Amla, bay Ur b�lr:!ol'o golttqddlo M6untal6 ibabogdhy t r+ r� �' b tiylt5ic calif! ti'lo budki6y % f ulr; alIf 6enld �Igloisl" t�tiplo _rcld t�cr�� Mt��Wciphy�`'luiii: dal if'orrild iplabu K C, %� 6ddlddnto) is rNkl�rs, alders, A,� l rha�lf� foyott Miantarrifi'tr`otrsta I-i©forzorhes or'ltiflii' li los rriatizr�rlFc W'l I lowl,SII sp',, �3�egor7 grapy SaFI'3e�is sp a rpe rrie Ar106166fd mail o�niun; Wilts plut pre+rioK br`oorr Pt'urit�s 's'p Idris eouldnui __ <�re�o 'till Fra inti l'aFf'(olid _.�. ; t AAM wild Ilidd tueAbmh Cuu, 'loa �Ush Ldd iJ' #'1�ifiri�� Yi Ida t4#ri§�i #'��ir+csrrti 6u�� Mounfolo d _ wlod "An d- lUffi-r"66iit 9uiic fti ids#i'i d i(d rr1. m'(f�rr#i ��► e wai�ia� ld ��'�Id��c�C fe�`t� plt}r�d��d�ttttid F ri�ii�tl�`�� Sw6td f0 ' mu cf tir�ids` Slaine��ia s 'ied" fcri�t —�--�— Ca�ift�rri�c9► scirapWtlafrr�jt�l�trt�tarti�icidrt#i#i Sedutti s ��hy�atfifi e swe ,.,.... Mandel oii Tcir+a� elf%cr#�, , r COMI 'Wola'ads-so# � 'dal S 1411 It is land back o to. Vold Reddy laflut � ala -hit, � �, Air WrU e k4lL# dal"+ ri, ear ' WdOraw ...."� MW UMbedlld B", Mid uiL cvdwadd� hay W104 bunk as � bgt�hvrti n r�rr muod W, Yvl14, �1`l��I�fiCIC ..4'C.. oogmmxiLtL . 1YOM hilwet e, ry�".w.tA 1#4v' 3�yy�r ���yy 55�� lYi7ftc.v 6a.:&�7�'. - -tair dip iyi syryWill!� YY yMi 44LL1�Cii�t.11t.1 molt -belts t6yata War It i` ,P W..�.y y.�y�y. Y 1111 �k.VSg0 L. yf �y yyy �6�ytlSi �Li 11{3 i 'tY golidh Omit ig�Y�ylUitt���t(�ll��3pp�yy� tt� ���ipp e��ily�� �£r M ZOOLOGTQAL SURVEY OF THE r CONCO`V HYDROELECTRIC PROJECT Wildlife; surveys were conducted between October x982 and January 1983. The results of the four terrestrial -surveys and instream survey were discussed with Gayland Taylor, California Department of Fish and Game warde , ;Cor the Concow area. Mr. Taylor furnished additional in formatibn on fish in the stream, and in Lake Concow. y The primary fisher in Lake'ConcoK ancludes 131ack Pass, Rainbow Trout Cra pPy, Blue Gill and Channel Catsis'h. Fish._ Populations were reduced during the 1916-1977 drought 1978 when the and in .. lake was drained for repairs. to the dam and outlet valves. The lake'was restocked when repairs were completed. Limited f3shtn is g permi�tt on ed the lake. The dominant game fish Recent catches have Included �l4tto rincheam afishre I ainbow Trout, 16he stream survey turned u the aI • Been s p presence of Blue Gil'! and Green Sunfish, as well as non -game California Roach.(; e< a Appenrilx 5)• The agreed upon minimum releases will be supp lemente, by two very small intermittent feeder streams, and by seepage from springs, prings, in the area between the diversion dam and the posed power plant site. These 'minimurI flows will be suf'- fzciett to maintain existing fish populations, ' Bird, mammal, and reptile populations are typical for a mixture of dense chapparal intergrading with oak -di forest ,and with ,yellow Lake pine cow. pine forest at the level of ,.Lake Con- Wilenor Ditch is used as a game trail by deer and a variety of carnivores including mountain lion. Raccoon and fox scat were found in several locationsin the ch and the ditch bank. Deer on tof tracks were seen in one Area the ditch during each survey. Specific locations for ings will be designated to game cross prevent disruption of established migration corridors if an open ditch is used to convey water, significant adverse impacts to wildlife sped es should, ooccur asa result of this pro' because the following measures have been included in the project design to that ensure wlidlife habitat and fish populations are not adversely affected. I. Screens must be installed at the diversion dam conduit which prevent fish from entering the ditch. A second mechanism must be installed at the diversion into o the penstock to prevent the possibility of small animals or debris from entering the penstock. -52- 2.Adherence to the Department of FI.sk and Game in - stream flow requixettlerits re as contained in Appendix q is required as a con dition of,this pro j ect : 3. TWO or three wildlife bridges should be constructed across the `Pilohor bitch. 'br�.d The at least „os should,bo be feet wide and be located a designated intervals d shoushould alang ditch. AlbertJ Priv ci a ' eck D`~------ p 1 Biologist 1 1 1 f i I i i IT Donald u. Baltz ` 206 fiuerCa Place �. Davis, CA .95616 January 1.7, 19$3 Dr. Book. Al eco -Analysts 174 West Seventh Avenue Ch."to, CA 95926 'beat Al. This u is mV write-up of our fisher put more effort ,'into the y Work conducted on 15 December 1982'. Z c'eU7d Office in Rancho r analysis if you think it necesaar ..ordova to look at old fishe' by could Already the. or, already decided the case, I see little real, nee tecords. n' However. With expected releases to the stream and a record of flour releas CPG has o+,r you can come up reservoir; x would be to in looking at do g es froth Goncow, to TWO them, try report ,follows: ecember 15 in ttae proposed, reach on.Cond- Creek �utfad�oniD� sCatians' 1982 The u' eli ll from Con Fl,eservoir. Upper station was 50d meter. were electro- a'PH of 6.5, and a conductivity of 72x5 hours 1 recorded t e (m below the h temPerature at 10j5 0, Since the reservoir was spilling, ,over these Y aicra- quality price: - water et;e reservoir relevant to the, stream: rs w! !g in width atThe uPPer electrnfs as at the surf,�,ce of the 'ere,, tea was (1 16 ft and 6 5 m it, width at the lower end. The nominala Bing station was 33 m in J:en th t oth ends were b10► 3 5 a 165 m 2776 f _ so (Salinofrom 9ca in . $ cked with seines surface P g Two ele,ctraffshing pasties to pretreat fish and lengtri)h and two--..�...) +'Phe mm standard lertgth(a�L) Andgreen sunfish (Le orris a anellus e rainbow trout Pr gradieht sampling the green sunfish, eced three fish. One trout was 18 P ng station was composed mostly, ofregm011and 12 !mn Sb+ g0 chutes: The substrate toes This high boulder, 10,` cobble g joined by fast log, gravelo and a trace of sand), Poo1q (40/ bedrock, 40% general)badrock and late boulders The lower station was located 80 n above the ;Jordan Fill Road brig was 26 m 3n oras 5.Z m in width at ttie u lower end for:a nt;. inal sur'f'ace area of 248 m PP2r, end, an� 10 m in Width at the netted' Co prevent escape and threere] (2659 ft Vie' This station ectxofishin )` goth ends were block De letion est g Passed macrochi8U""foth3a roach Heti 6d elects Produced nine rainbow ---at ---- o h sXmmetricus) r g ll (� ape 'fes were 31, ,J,1; and 41 3dividuale habUnd respectanc0 of rnacltnetrout; iand anomia 0,35 m /see (12.4 crs ly+ Dischsrbe was measured at C and 61 micro- ) 'Water quality parameters recotded at 1435 hours were 7:fi mhos+ oo adient section was composed'of „t. rr and pools, and had � 1'h�.s looter gr ■` cobble- g mixtr�re of substra ypidI ru 25% graveli and a5i sand: res estimated as 31)/ boulder, 2ti%ns riffles The augmented sWnmer flows Propoaed for t in he Project should especially the upper reaches where high summer temper-tilresrprobabl fiche the 'tY'oiit« ty, `inti size.dishributions for trout are catchable size. A11 the trout causPo we're y limit species are given in Table l: Several to be wild rather than pxanted'fish, sustaiziing; and n good ca:ndition a- appeared probably makes a dowinstreamrcon Population is apparently self tribution to Oroville 1�eservoir: r Dry Al tackzf- ry r table I. tioctraf iallin catches and doplotian 0-4 timates Cancow Creek, Dopleton abundancoin the. IoWdt` by saMple station on regressing dutch per unit effort (.c/ ) cutiulative catoh r(1c) estimate dere made and cal culdting 1i at calf®� _ . r r.asg 5pec'iee Standdrd - len tli 1ainbor trout 156,�,4'7:13j,126,67 86tsiil1,7bi70r65r64,63,,62,61i57�3�3, 5,37 5f34►� 8 Calif: roaoh bluegili, 85. r' rdifibow' trout 1610136 b$,67,61;59 49;47'>45�4006 r C lit: roach rainbow trout 125-1100 r, Galif:. roach 41 Depletion estimates r S iociou rainbow trout Caiifortti.roachj C � tt..-,..,' AllSpoti e 91 pg� cf. 1,8 18 24 24 2 7 27 11 3, rl x ' 28 g .3 38 3 Vi:tted oquat Ym8, 25 4,15x, Y- 43.96�1A42x y�+5$.39w1�41 -0.984 Coeresiation(r) 10:866 a. l roach, 41 fie'h Population est: 11'trout r r r , 1 X55 January 17 19$3 Page 3 r+�ri f You haV6 eny` quedtione About fay tepart r,1e4e0 let me knoi4: t; would like; to view the draft t,ePdtt es socia 8S pdsa ble to d6 titrteilt on, the tigheried section. Sihce-rely, Donald M, BdItt,, ph> D« r4 i ... [A �(y�\\yNC��iy{4�L(yi�.��IOtp r��lo {CW�]'�=,.t Sf��.pi4iiyjljp �.yA V {{.����1..( W n7 A�eh�t�ei�sie��. Cc�rt'u�te.nt pre- ptkted Pori C-ANA YST U4 Wdat 7th, Avdnuo Chicme, CA 9592 Th' G�itSi w VV Sytl i5eiet t i x�t rrt -ut3 e' pp i�ki►l t . Mil4b of the ekiati49 t ilenor Ditdh be . �:nn ng �.6 Cer�er�w �tesetr"v�cir bAm A pen't�r;, ttre�.inppx�eimte, 04$ milet, will delivev wjter tc� a, pewetx .plant 11tte4tec� ftle � eneo {+.t6dk4 �t adte thalb tdbult ft tri the pr6jedt will ed and brush tetlte - 044 bq fhom trbtee1�, tempest&y, bad64 ueed�N'r ��r�r�g of the pen a Ong the pat �enetz!�eti�t�t and OXOMtidn .tor the pdWet pi n PUCi i Table hie rpt 3a i Trrigati �A_......._...�'� w MAT O t Thd pre jest &re& id leeatdd to, the 86uth of conclow` R i§et vo, ir'r boitwddn 6erleew geek ark. deneow Road in butte Cauntit the . t-e ect Will OMr A hAt�raw t3trl of lend e t' added thtough Cdctibns 16 & 2i T 2 N� f �Pet'�c� s� R�bt and Cher-akee�.eer; � e�# t � the peiiit Of d "Vdtdie)n it � 6catet p n its to i iC , re tti s to the ijduth of the Cerieaw 1etere3rim at dh. eievatim e eeti ?the ekidtirig diteh follows the eapt' site' eP Cdne6v� Wil 1 be ' iri at an e�.e�tatiitr� li Ct"ee Cen enj f 9wi3�� ffthi rret:th ttl -60h; The pe ©� ��'� feet �r�c� t�e���.ns�teelt< etuthwe�t e6t�es,§ Jo- fifth Hili dead t the pdiNt3� p ens bite en the 61st benk ei ddne6tq Creek at an 616,Vat16n 61iJ40 ieett r3IMmbdt 24 i 9k, The p t et a ee �:de�ta i iithiri a 'r gone betWed Pddc hili' W6ddlerld t<' nal � do ati�e�.d pixie S t;�ific t i t p jY ee of V696tAtieh n'dte� ine�tide ���.ifp`btni�:;ebladk� .ties � A G N �y � .I�ei�glae �'t�#" ybl�itW- MOO* f�e::�izanite.. i�-. Madti:iite:. S;ORTC;;,4CGRCIII�t Tracilielt3 tlni; nw Re ova re Kunl].e Reero3r'iei 3. jeiis t te►a ederie tc�d r00 0tdigdk Mo 9o ft USS°) Y The d,i,tch: W&O r1930g,6dl r01 . outh d M and ani kitritt�t6d brg%Y� the i9 +f &tj in, U156 until thd. la r6dah`� „eh �,ot wide fid"ou ,feet dbd*P� Tho di �h� ���t the dit�% ��d � the the bids Of thO e �t through rook 'w�� f`�irtdd by thd: 0), 71-1 wt�� ��r����t�r� thr+���;h ����. d ���.�. � , � �� �����te.d ���?� whi t a r .'a W":L �.� 1 t i Yi t h r� _. jar A411 �.qd gated 416hg it the ditch it lh� �.r� 6�d from rook d ht' d t ttd ti ter with O afdW n t t h d h h - �, the ���h���������'� A BATA .� ilAwl P is t �d t Urvey of tfie pro jOdt Ards t k� c t tCh ld w ro "fit . .'rii � cs dad �, dhttdd". dorwr�ltba U dettirm d if ► ' U4 Nadif-ItY of the propo od rd lhowdd that n p it t ire + t d r th, h thla, v iiiltyl di5rded dildha,66169 61�. h 'I. at, the fid' t :._ The hettedt ,;Areidlddt t . ►d 6 d a0rbl I ohs ►i e t4fm th + _ nd ii btahid Or :f Odd Prood"AAg' Thd d tiro ldhgth the ditdh thai., 13 U, Cdur h9 wr:tjff��� i : ng, Ahd th' Md th 6, d�t�dj -- gutViay'll, Thi "ire ftp.tr�t da 3.d, m ��� � 3.th�� � ��� �� the ntir�` hi , in . did Ah OXO d pig t elthor m tddk WLI&d 6x&Mitdd the ditW. h� the "t3dSth the .. . and �i th il? � dt�d n tl ak�c o + ` d � at : t �t r � the wad- akmfilno , , ..: d �r���trt Ar6a w�."0 I'd bd* d�eldia 6r.t�'��'' �A�n�x��;��� drt���h�.�t���� �bd��'vdd dUtI ..'...._" iri �e Yi, 6t the ].� rari � ► g qUd �6il t th��h �tnia.�rif the'!r� at�etts lt,iite the p�sehtrf tMt z4ight be: m� adtdd ''b _ .. � d +� .. . n .a..::. r: ),.. .......a e aw ':: ,iN V�V N)>r A fluCori ftrobtbrlsr . fida tit V.'hofay ID fig �{{ yy,..paim yt� �yy �j o wat il ant of P'igh Ma Ot Wxdtft 00 'r � _ ' { s �i t, p ,y�y� z� y 4 yam, a y�, +� C k�- .R14USr4�li.u.c«�+ �iia7i.l. i?u� %, lfilom d dim oftDL. Wig 'Aid ladvow Mental t uuddl�:gtu .,, bb- ' tete. -e4l lvi#vold ' �Rldl '' *' ilaii'Off i, are Walt - 4 1, �����,'� �y➢��������� �` ����� _ty�� p,,� ,�figp y� g � �, �5 i' i fl I 1:M-ANALY8TS r IPREPAFLATION STAFF Ir� Albert J. l)ei:ls Ph; l). , Pa-itaci,pal and Senior Analyst; !1 Feld Zoologist r Jeffrey G. Harvey, Water Rpsources and Environmehtal Analyst Gary .Anderson, P, E. C. R,Gi.,: President, Anderson, Geotechnical consultants 'll!' Edward X. Uhlir, Geolo is, r%Geoteehni,cal l ngineer, Andorson Geotechnical'_ ConsUltants, Donald M. Baltz , Ph: D. , F�.sher.iss Biologist, University o Cad i ornia, Davis Philip A.' Lydon; Ph.i). , Consulting Geologist .lames P. ganning,. Archaeological Consultant r�$'ingsl,ey R. Stepo, Ph.D. Field Botany Consultant a y v F V6481bixity Stu Concis v HYdroe,le+ trio Project section Iu�rrint r Section It I'ritPodUc-tict Section izi Site Otit:radtori,atic ,-§ Section Itt Hydrology SeGti.en Vprop000d Development 'Section Vi Project Co8t section W'iI projoct Implemeritatidn Section vILZ 8noro a�tte u Soctioft IX 260hoffla d, Aiialysi Sectir�ti �': �tii���.tt�iahs �ti.�id �:ccommorid��;tio°rte in, r Tit" i'p C'irO�+t't1�S� �iY� ra�ti���', a fit ���� �r�t"�a.� �f 'th , --C:a-t�3lptl fe (-'dbud��`td t�Sf"t�i3W-il- t' at a by ;l Ci0�.'��#�1C�� �� ���t��it�t�t't ����:� ���M�, 4k� { ittl x`av df3a'yoftt16O ah if5bs Tact h d 66ll'bm d"O-t� �� �at���b�� • ��ticv�+���t' � �ii�' ;i. '1.t1 C� d'tWt. � ° a Cl f�, f` tl G" Cf tib. 1 i C w tib d ., ; ura t1ir1 aha`a' �t aajigl'ud&d^ to tjl oJ,biittt it att�t f.ab^• �'; Th btigla _ don:9ttt'tit On a % ��������� da�ai.�►Y�tttia.t�� ,it ttla pa�v thau a, 11,tvew%; tart I'fitOa 6t1'UOtU `e) abdl' r tta tt ad f t. t t rt ;1� t t atle `iva itt . at.4t`�J �lea't of the exiat Dlut tia +aw6rhougd, would b� Io�itad ati aft 6 de 6d'k WOuld Vaft tYit run", d' Will ptkar04x' ttt3:� t6h kll w hct t , �rtu i An' t tii a 't� u.r au lea . l`'a�d t1kiaai 06lSt�a,11i�,t� a $1-i 1 ,'h dit�t la'0, r t (ttttltit it't. ri Sa Giiitt ' I f�a aded daVa1,6,p ftt, Wt5' OgtimtLtet� ��' i ` ti'a tiaati t ' t` !air would: ba e,tzd o,, w§': tt 'a: tts�Ci� ` a asp trr + iM tf is t t is a z tti Ott tti t� t3` i 'A mUlf" did 61. 6i w tt d_ ba^ AbbUt' 6th ` aa`t ` V (3 it ft ';e a d a^^ ►� 'ia > ' ! x ' d v a w li d ki tt ��t it ldllbl§ lla. day �t�c ���i�s��i�t cad ���' �e►t�`Gaw ����r'vd�z ii't'atci�vd 1'a^d'itt da,11uor��r�Vl:�i�^ h'd, df,�ivtlat�ri �dt1^t��tt�t��. ��lria4t��a't��, �tia i�a��WL a 1 1. -_�3L� tad Ould, wou'I. I d + r ti lii m r� n��►to 4lot }holo y,. op� y i ,{ /y i �.6,��ii.5i �1 '...��� 4��T� ku1 � Otlld,�g'_lAtia twdis tN��, {q fY' j 4 ��``�y, ky,,j�{ +y�{�j 'jjy�g��fj ,rj�1 ��yl 'y}�"'}hy■y� �o �f.�%{�y� �7,y{, ,yy■ ymJ� M. L Lei �1 �1,f � W 4 � 11 Y �. V � Y^ t �,,64 e 4 V .�rF M (�R' W � •• -1- "M,.r. ��t i. }`+�'(j ,(yy�,. $�rU1�..y.L� 41y {,�:,a��.y{. �}y yid ]`�. p[y)'.yF` LL■.va ({�' `y�� ��j.�yt .py}' �- AA ~ Y yY'A X pt o pogo do ` �i�rF V i. rS W •' .W f.lY V M4'!M •. ,. h is i.' I. r �. 4'aa �4►d At[ Q +arc tl uu A V /. lC1PA EiiTyy %� y1 � li ray 0� h0, d0, y��,y y�y� y{ �p iiWG"i�/i�31+i t7Y ft3 , rcl y Wr 1a ,w x� f } ft . ' y y i y� Wi rN c c y r-w"J. iv "4rc:7U �.t QC's' '4'k41 .G�c3k #7� 4�Iti,��c����. i m.a m 1YCo �. Wy� 1a 168 dolll&r!§, ''i1 0 i'ft 11Mra6d' x' Mid thilj 06) full Y:6414 With a"�: r TOTAL '.ANNUAL 40k7 1 a;Y'S rl ll(A lE r 0 oo, : TeW yy�. (may' yfsf��, 1 It, .0 , I 11 / 0l:/Wr/V VMS :674.40 li tfC+ i�d% Aftnut— b'-bt Sdr,t� IC i 1,0Cy 000 dd,d sc� surt yJ ,kyr y t5�4M,11 �, lJ 1 i$410 p� ,y, �f i �t a 4, thor oat9l Iitt;�� i r 7 , f�yl4jo --88*88"-, J.i 14 k � t I �r I I I r. _ -_ 1y��g}��"(j��p ��]y[(�•y �y[��y ��y�y y�■, ;u{yI�7� y�pp�_ g�$g� �G��I _ I ( '.. - YIY M,�Yhs Y�-1'%T.M1 WtAJ NT, 4AF%,:�X Ai,a �r''.���l �a•'.' �, '„ rT�+A� NPS iIN 1"e -F l,.?r 9. 'P �FM t,rf F •F pyLp,, dap .r ^L'A'T''!e fur � i Into � '' 1 � for' SAO Thor,,m l o : �.' it , 1 y4��y y�l,'I �{yy)� '� Oat4 „R � �r1'�a W', �e1a tion �5f 9d lT\wwo Tis !;'' "FA n rl &'Ms .00l ' M'r�,I �X1r X11 Try+fl the, Y ', 'M � '1W YM'1sT ,WM 1F".. F" am I A .. � jointlow"O'd and:ooM!bNNN'.. ��$����r^�y y� y*4yl■� L{LTVr,,, '� �T('y'f : I i��11 1 � 'a11 gyp; �r �c k I'yyy;9�'Mol a. �y sdl stk' ,ol Old" 'k '4ida, o I 'Too, alt'ilum llolght of tao, ` " 4 ; oaf food with 4 1 � + fit err, ��yWyy� Q� y� ,�#, f�yy�� yy��,,�y t��p�y ��µy. 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