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HomeMy WebLinkAboutNORTHWEST CHICO DRAINAGE PLAN - PUBLIC PROJECTAPPENDIX G NEGATIVE DECT,,ARATION REG,ARDIN" ENVIRONMSNTAT, IMPACT -1 NOTICE TS HEREBY GIVEN that the project`dese'ribed below has been reviewed pursuant to the Ptovision.s of the California EnVironimentalQuality Act of '19'?0 (Pudic Re 2'1'100, .`et,) sources Code and a determination has been made that i not have -a-significant effec4" upon the environment. t wig l 2. DESCRIFTION OE PROJECT: S,og # 79-02-14-02 Adoption and implementat.on of a master plan of ;storm drainage facilities (Northwest Chioo Drainage Plan), 3. ,OCATION OF PROJECTc Northwest Chico vicinity - bounded by Esplanade on. the east; West 6th Avenue on the south, the Southern -Pacific Railroad right-cif-wa on the west and I,indo Channel on the north.' 4. NAMEAN77 ADbR,.., ESS OF PROd'E CT APPLICANT: Butte County'Public Warks Department County 7 Center Drive Orovlle, California 95965 3. MITIGATION MEASURES 6. A copy of tho Enva,ronme: ntal Review !Dlrector's jAit,,ial study - regarding the environmchtal effect of this project This study wasis attaehed_ Adopted as presented. Adopted with changes. SPecific moda.ficatioris and supporting reasons are attached. '%;• A public haaV, on this Negative Declaration Was held b the decision making bods. Hearing body Butte Cown-t - Board of Super' visors, Dy�y 4 ate of Determnation i i � � ick Determ nation» �: On the basis of the Enn`criron�`ental Director's �.n�.tial study, the inf ormation presented at bearings; comment recei�rd on the proposal and our oWror edge and.' ind.eped.ent research: ` 'page 'i of 'And 11 Ilnter-DeparWifi ul enaorandum , ra William Cheff , Assistant Director Butte County Public Works Department FROAit Earl D. Nelson Environmental Review Director suaricr: Storm Drain Master Plans for Northwest Qhico East Chico and Thermalito , DAM May 11, 1979 This is in res ons,e to p your memo of May 9, 1979 inquiring he: q ng as to t environmental review processing status of the above -referenced ' projects. Processing is nearly completed for the Northwes4 Chico and East 0.1,100 storm drain master plans. The 30=day review` 'comment and peri-jd through. the; state clearing " house �s finished and we are awaiting communicaitzon from the -clearinghouse ,lr as to whether any comments cameAssuming in. T e�cpect to hear From them �gAtl in a week. o � g n,signxj:icant comments are forthcoDl ng, these two projects appear nearly ready for scheduling with tiie Boatod ?' of Supervisors for consideration of negative declarations. � g Sc, ,Toiling should be delayed until we y have the final clearance from tris clearanghouse. The Thermalito project is a different stor;�. .. .s match ., 1979 it meeting; the Local Agency Formation Ct�,nmi6 s�.,�.At made a formal. finding' that devela ment in the Thermalita area all {g der current zoning' e and generalpplan restrictions will have''a 61i , ni fan effect the amen . The Thermal:ito storm drainage, �r growth as aon ro T master plan, r h induting or facilitating factor leaa" to thus u1 timate dev elo-, t must, under the current requirements of the, California Environmental Quality Act, be studied in an EIR ::o permit public disciol Of the degree of potential envirdYin!snttxl problems and to pe:rn�� �• eval uatioh of al tcrnati res which mig i� reduce potential pro?ilems. (Foi^ :�nstaric; to reduce traffic congestion on the 1.oier Tllermal.ito bridge, density limitatioins could, be im�yo led through zoning. This o��tion has never been adequately studied.) The h pactsiraw- which need. to be.studied those are relating too growth which, becomes feasible as a result of the drainage plan, These aresomowhat broaderthanconco.n`18 inp�lating • the s�"tical effects ofconstruating and naintain�niatermdrainage s able that growth to occur, m which will en" we -will cooperate every way we can on the ,preparation and processing Of the Therinalio ErR. Because of our workload we do have not staff available to write the report ih�"house at thi'a tiiiet, Seca ise of our past experieixoe in writing and :revising other EIRE s in the Thermal ito area y Z believe this is `which one project our staff. could cdmplete in -"house at a uch '-.ower cost than an outside corp sultaixt. Yiowever, x do not foresee a let up in: our Workload for the next seVoral =Yithsj We have requested anothov employee'in our budget for hoXt year. which if a �.oved - y pb4 i w�.11, enabl:e us to m APPENDIX' P ENVIRONMENTAL CHECKLIST PORM (To be completed by Lead Agency) BACKGROUND Log # 79-02-14-02 1.., Name of Proponent Butte County Department of Public Works 2. Address and Phone Number ot Proponent: 2 County Center Drive OrbVille4 California 95965--_-- 534-468 534-4681 3, Date of Checklist Submitted 4. Agency Requiring; Checklist 5, Name of Proposal, Lf- applicable_ Northwes. 1co rainage p an IT, ENVIRONMENTAL IbTACTS` _ (Explanations, .of all ""yes" and "maybe" answers are required on attached sheets.) YES MAYBE NO 1. Earth.Will the proposal result- in signif cant ; a.-Unstable earth conditiots o.. in changes in geologic substructures? b_ Disruptions, displacements, com- pantion or overcoveritg of the soil? y c Change in topography or -round sur- face relief features or removal of topsoil.?' d Destro.ction covering or modifica- tion of any unique geologic or physical features? e, Increase in Wind :or water: 'erosion Of soil<s,, either on or off the site? f. Changes iii deposition or erosion of beach sands, r chan es ges n siltaw tion depositionwhich 'or erosion may modify the dhatintl of a tiVO,)' or stream or the bed of the ocean or ` any bav, inlet or ltike? g, Lossl of prime agr;icul tura;lly proms duct,6ve soils Outside designated urban, areas ? _ ...::_ ..:.., Appentti�+"fi;page .li of YES MAYBE NO h. Exposure of people or property to geologic hazards such �. as earthquakes, landslides, ittudslides , ground failure or similar hazards? 2; Air, Will the proposalresult in; a. Substantial deterioration of ambient or local, air ;quality? b'. The creation of objectionable odors, smokeorfumes? c. Significant alteration of air movement, moisture or,tempature, or any change in climate, either locally or, regionally? 3 Water, Will the proposal result in substantial,. a, Changes in currents, or the course or direction ,of water movements? b. ;Changes in absorption rates, drainagepatterns, or the rate and amount of surface water -runoff?. c, 'Need for off-site surface drainage improvoments, including vegetation removal, channelization or culvert installation? ''`; Alterations to '�, Athe course or flot� of flood waE:er8? e amount of ,sur Face wai`hta� nhanhe y water body? f. Discharge into surface waters or in any alerati_ott of surface taater quality, including but not limited to temperature, dissolved oxygen or'turbidity? Aft Wei g, Alteration of the direction or rate of flow of ground waters.? h. Change in the quantity or rqualitY Of ground Watetsneither through direct additjonsor Vithdratmia, or throtar;h intercept4 A,,Ai_ of an aquifer 'L)y cute or excavations? _ Appondi�t V page; 2 of 5 YEI S MAYBE NO i Reductio7i in the amount of water otherwise available for public water suppl,es? j . Exposure of people or, property to water related hazards- such: as flooding? 4 . Plant,: Life,Will the proposal result_ in substant3. als Loss of ,vOgetation or`°change "in the diversity of species or number Of any speciesy of plarts (including' trees, shrubs, grass, crop's, microflora and aquatic planus)? - b. Reduction of the numbers of any - unique, rare or endangered species of plants? c. Intro uction of new species of P n area., or, a n a barrier to the normal replenishment of existing species? dt reduction in Acreage of any a ri- cultural crop? 3. Animal Lim Will the proposal, result in substant;i.al. ; a, Change in the diversity of. species, bl numbers of any species of an.ima,t �s including rep'ti,les, fish aald shell,- f%sh,, bent Ylic organisms, irrseots or microfautia) ? b Reduction of the numbers of ally unique, rare or endangered species of inimal.s7 e4 Introduction of new species of animals into an area, or ro8u1t in a barrier to the migration movement of a or nimal_s d, Redaction of, encroachment upon, or 4 i 4 dete�:�:orat3.on to e�ta.stin fish o g Wildlife 1iabitat,? r "page 3 of 9 YES MAYBE NO 6. Noise. Will the proposal result in substantial: a, Increases in notise. levels? b. Exposure of people to severe noise levels? 7. Light and Glare. Will the proposal produce significant light or glare? 3. Land Use. Will the proposed result in a significant: a, Alteration of the planned land' use of an area, or establish,a trend cah%ch will demonstrably lead to such alteration? b. Conf lict -taith uses on a oining properties, or conflict with established recreational., educa- tional, religious or scientific uses of an ares.? 9. Natural Resources: Will the proposal result in substan'tiali a. Demand for, or increase in the rate of use of` any 'natural resources? b. Depletion of any nonrenewable natural resource? 1:0, Ai.8k of itlse' t, Does the proposal involve a risk bt an explosion or, the release of hazardous substances (incl.ud iiig, but not limited to, oil pesticides, chemicals or radiation) ' in the', event of an accident or upset conditions 1.14 Po elation, W' ll the proposal icaritly alter the location, l" s i.bution, dens ity, or growth rate oP the human population of ati ' area or p',yaica'il.y divide, an establi�l�e�l M�aXnmtin'i�y'? 12, Flq ing VU! tht proposal s�. n icantly ai"focj"'. existing, g 1 or create 'a demand for additional10 Mk housing?' r A' eniii rw pp page` d YI DS MAYM, N 1,3 Trails ort'ation/Circulation. Will the Proposal result in; a Generation of substantial dddit ona] vehicular movement. b. Significant effects on existing parking facilities or demand for new parking? C. Substantial impact upon exigting transportation systems? d. :S'ignificant alterations to present _ Patterns of circulation or movement of people and/or goods? e, Alterations to ;waterborne, rail or air traffic? f, Inc-tease in traffic hazards to motor vehicles, bicyclists or pedestrians? 14, Public Services, Grill the proposal have an effe upon; o% resU in a substantial need for nev, or altered governmental services in any of the following area..; a:, Vire rote protection?, b, Police protection? c .�"iChbOj37 d. Pares or other: recreational `-- facilities e, Maintenance. Of 7ublis facilities, W including, f. Other governmental sery tes? 15. Feer y;. Will the proposal result in.. a, Use of substantial amounts at fuel or energy? b Sub,, a ,tial increase in "t demand upon . exi n sour _ _ .... ces g df ene�,gy, or require the 'development of new sources of energy? 16 Utilities, Will the proposal res'tilt ina nee for new systems, or sub`s stanti.al altera.t "Lone to the ollowi.ng utilities., , . .�-Abb6-ndiit V A �.� � Yes MAYBE No a . .Power o � natural gas ? ` bi Communications systems? c. Water?' d., Sewer (will trotk line be extended, Providing capacity to serve new development) ? e. Storm water drainage? 17. tgill the proposal zumultHealth. a, Creation of any health hazard or potential health hazard (excluding mental health) ? b. tx osure of people to potential health hazards? 1$, 'Solid Caste. Will the proposal result "Hi significant impacts associated with solid waste disposal or litter` control? toil l the rosal result iy n the obstruction of an p ublic p designated or recognised scenic vista open to the public; or will. the proposal result in the creation of an - aesthetically offensive site open to Public �riew? 20, Recreation: All the proposal result in an ir,ftt upon. the quality or quantity of existing public recrea- Aft tor,! facilities? 21, Archeolo ical/ailstorical, 14111 the proposal 'result in an iteration of Asight igant archeological or historical .site, structure; object or building:?. MandatoryFtnding s of- Siginificance: a. D606 the project, have the potential to degrade thequality, of the environment, substantially reduce the habitat or a fish or WiIdl.ife ` species. cause a fish or wildlife populatir...i to drop below self j A.. a g e 6' Of YiJS MAYBE NO sustaining levels, threaten to eliminate a plant or animal conn munityj reduce the number, o" restrict the range of a rare or endangered, plant or, animal or eliminate important examples of the major periods of California history or prehistory? b. Does the project have the potential to achieve -,host term benefits to the detriment of publicly adopted long-term environmental goals? c Does the pro j isct have impar ti 'which are individually limited'; but cumulatively considerable? (a project may impact on two or more separate resources where the impact on each resource is relatively small, but where the effect of the total of those impacts on the environment; is signify cant.) d; Does the project have environmental effects which will cause substantial adverse effects on human beings:,.. either directly or indirectly? App s ik, nage 7' cif PROJECT DESCRIPTION AND ENV2ROMIUTTAL SETTING This project involves adoption and implementation of a master plan of storm drainafacilities fora 375 -acre area in tL.e northwes'L Chico vicinity. The study area is bounded by Esplanade ;on the eas,- Westt 6th Avenue on the south; the Southern,-Pacifa_c Railroad Vi8ht of -way on. the west and Lando Cannel on the north. The area is primarily outside of the corporate limits of the Ci 4 of Chino -, v', it contiguous on the south to the city limit linea howe8th Avenue and a portion of. West 11th Avenue have been Mi nexed into the city. In. addition, a few parcels wLbhin the area have also -beenL annexed: Following adoption of. the master clan, =i draag.e facilities will be installed in phases as requI I to serve land development Projects in the` area. Facilities to be installed consist of a basic collector system for storm drainage 'which is 'an imter•-connected system of underground: pipes Varying in diameter from P-1 ;inches to, 84 inches to,4alling 16,730 lineal feet if they, v,-oxe laid end to end. These pips , will be,iinstalled primarily wAh;.,n the right s- of -1,;ay of el.,ci8t ng streets Which presently serve the area and proposed streets which will, be. built to serve future development projects. The outlet for the systemic Located at the extreme west boundary, of the project area and. consists of an outfall lame which parallels the east boundary of p �7 g y. connects the hrosect�areapto�IJ)ad.o_Ohranneload randtconveys storm dx 'mage tt)an outlet in the channel at a point just east of the Sout",%rn Pat".,f , Railroad tracks. The project area is ess`entidll-y level, sloping slightly (apPro.,-i._ matel�r 0.5i�) to the west. Nearly one-half of the area is "uti devolop ed" ; in orchards or lying f a5_low. The balance of the are;.". J s developed to urban uses) pramari'ly single --f am lly residences oxo small lots. Based on a review of the subd:i_visians and parcel mai,s approved over the past sit years; it is anticipated that the ares". will be fully developed within the next ten to fifteen years The Butte County General Plan designates. the area medium= -low density' residential; 5-$ dwelling per gross acre. The current zoning is irSjR (Suburban Residential) with a minimum' parcel.. site allowable in A-� (General pane j 2 acre) west of Shoshone; with ;tx�e reria:i.ning of 812, square f So .s j .th:in the project area consist of Vina .Loam and Vita fine sandy .x,.t+am; both of which' are IPM6 dive agricultural soils whish are pormeabl e to water: Despite the capacity of the soil to absorb storm :ter, localized ponding occurs during intense storm events and there ponds remain until the water evaporates or percolates ins. to the ; ` il., The drainage system contemplated wotla solve 'these localized flooding problems by conveying surface nater into s drainagT3 system and ultimately into L-indo Channel. t , SOCIETY FOR CALIFORNIA ARCHAEOLOGY District 2 Clcaringliouse Mri Earl Nelson, Direotor March 1.4, 1979 Environmental Review Department 18-F County Center Drive, oroville, CA 95965 Dear Mr. Nelson, At your request on March 10, 11 & 13, i979''I conducted an archaeological reconnaissance of the areas covered by three' p� P drama e g system m projects within Butte .County... They are as follows a ro used s East Chico Drainage study, - the area is located adjacent to and to the east of Chico Canyon Road, bordered on the west by Forest Ave., on the south by Highway 32 and a portion of Humbolt Road; and on the east by an extension of Chico CanyonRoad. This area is between the east bank of Big Chico Greek and the north bank of Little Chico Creek. The terrain ranges.. from very flat in the western portion to a gentle slope in the eastern portion. At present this area Is being developed for residential use,_which is ;replacing the scattered small ranches 4n the area. Natural vegetation of the area consists of scat; d oaks and annual ggasses. the SE The area lies within rection 18:, most of -Sect, on 19r and the NWJ of the 1VW of Sec, i„ion 0 T. 22 N., R. 2 E. , Chico and Richardson ,Springs .wads. , 7.5series,. rthwest Chico Stbrm Drain Master Plan_ - located within the City of Chico, south of Lihdo Channel, between the Southern Pacific Railroad' and the Esplanade, extending north from West 6th Aveibo The terrain of the area is very flat and the natural vegetation of_the area is highly, disturbed. This area is a well developed residential area in the eastern' half and contains a number of orchardsan the western h. The area is part of the Rancho de Arroyo Chico located in T. 2'1 N. A. 1 E.r Chico Quad. 7�' serie's-, Thermalito Master Drainage Plan r located to the west of the k�eather RiVerr immediately to the west of " 0roville, south.' of the Therma,�ito Forebay,i The area JS bordered on the east by 20th. Street and on the south by 0roville Dam blvdo and covers an area of 25$0 aures of land., Tphee roposed project.. is designedcorrect ex Stang flooding and to provent future, flooding as additional. development Occurs. s The area xs at present 'being developed Aba residential area but large areas Of open imailgrassland still exist. 'the proposed ,project will i hererare no naturalsur acetwaterhe natural drainage system: the natural drainage system funetoningconlzduring tines,; tkmm�e[n�#tilowl�eywy 17Gp3t '1"ei jyib''► 895-b19x .., �� : Bu140 Gnun}y APPENDIX, F ENVI~RO"NTAL CHECKLIST FORM (To be completed by Lead Agency) I. BACKGROUND Log # 79-02-1.4-03 1. Name of Proponent. Butte County Department of 2. Address and Phone IJum Public Works er or Proponent: # 7_CountCe ter D e ------ 4r1i1_le Caliinrnia 95q�------------ 534-468 ------ ..: 554-4681 - 3. Date of Checklist Submitted 4. Agency Requiring Checklist- 5. Game of Proposal., if applica e_�t Chun Storm Study Drama gam, ENVIRONMENTAL IIA P?ACTS (Explanations of all ',yes" and"mAyb-e'' answers are on attached sheets.) required YES MAYBE NO 1. Earth, 1411 'the proposal result in Significant,- ignificantsa., a, Unstable earth conditions or in changes `°in geologic subst:ruetures?' b,r Disruptions, displacements, com- paction or overcovering of the soil? • . Change in topography or around 8,ur- race relief features or removal of topsoil.? d Destruct.iott, covering of riiodifica- tion of any unique geologic O Physical, features? e. InCrease ill, wind or water: erosion Of soils, either on Or off the site? `.. I�►' f� Changes in aeposititii or erosion of beach sands, car changos in silta- tion, deposition or erosion which may mcdi,fy the channel of a river or sttOam or the bed of the ocea.'n or any bay, inlet cislalce? g= Loss of prirma agrieultutal.:ly proms dt�ct:ive soils O#si,dc. designate Urban areas% , pp ; tidiX V - naO j5f � . YES MAYBE N4 h. Exposure of people or property to geologic hazards such as earthquakes, landslides, mudslides, ground failure,,, or similar Lazards7 4 Air. 'Will the proposal result in: a. Substantial deteraoration o. ambient or local ait quality? b. The creation of oli'ectionabl e odors, smoke or fumes? c. Si.gnificantF alteration cid air movement,moisture or tempatttre, or any change in climate, either l.ocall;y or regi.onally7 3 Wates , tJa.11 the taroposal result in substantial. a. Changes in currents, or the course d, or direction of mater movements?' b. Changes in absorption rates',- drainage patterns, or the rate and amount of;� a-,trface water runoff? c. Need -Pot opt: --site surface drainage . improvements, including vegetation removal; channels %ar on' or culvert insta,Llatioft? ,�. :s.LWeratios;is to the course or ftuw of , Iood eaters e. Change in, the, amount of surface water in any water 'body? P. . 'Discharge itIt o surf ace waters, or, y �. � f s ttt: � ac e in an alt aratiotn d water quality, includit'tg but trot limited to tempet:ature dissolved oxygon Qr turbidity?.- , ;. Alteration of the dlrectiott or rate of flow o� ground twat'etsl I -t. Change in twhe quantitjy. or quality of ground waters) either through direct additions or WithdraWa.ls, or through into .Itepti,)t✓t of an aglti fer �y outs or exoevations Appandbt: V page 2 of 9 YES LI YB E NO i. Reduction in the amount of Miter Otherwise available far' publr.c water supplies? jf Exposure of people or property to water related hazards such as _ flooding? 4, Plant ' Life . Vill the proposal result 3n su,bstantial; a. Loss of vegetation or change iii the- dive°sity of `species or number of any species ofplants (including trees;, shtubs, grass, crops,, microflara and aquatic plants)? b Reduction of the numbers of any unique; tare or endangeted species of plants?, C. Introduction of neW species of into plants an area, or in a barrier to the nor`nal replenishment Of e cisting species? I'eduetion in acreage 0 f any a&tip cultural crop? 51 Animal Life. �-3ill the proposal tesult in substantial a. Change Iti the diversit} of species; Ole nu►nbers of any species of Animals (birds,land animals' including reptiles, fi8lh and shell- fish, benthic organisms, insects or m3icrofauria) 7 b'. Reducti6n of the numbers of ally unique,, 1 arO ar endan9ered specie's of ani»als? G t troductiori Of new species Of at-ma18 itto ,:j area; or result in a , . rrier to the: ti,',,&rA ; marremert of a.nx:zn ',educt-iron O', .�u'1�,metit open, of deterioratieh ito e}'I,Sting i;11sh p y y,,� ,y or V1 ild��, hcibiltalr.t 1 1 w 4 p� YES MAYBE NO 6 . Noise.: Will the proposal result in rub stantial: a, Increases in noise le,.-e18? b. Exposure of people to E vere noise levels? 7. Light and Glare. Cnfill the proposal produce .rice F-1cant light, or glare? 8. Land Use. Will the proposed result in a significant; a. kltera.tion of the planned land use of an area, or establish a trend which will. demonstrably lead to such a b. Conflict Faith uses wi adjoining propertios, or conflict with establiched recreational, �duc tional, religious or scientific: uses of an area? Natural Resources. Will the proposal t rests t Mi substanti.a7xnc a, in the rate afmuse ofrano�natu'ral,teas'r'esorle Y ices? a. b. Depletion of an nonrenewable natural resource? _- q, al lolve a risk of an ex4plosionsor nvor the -release of hazardous subst4ftees (including, but~ not Umite�l to uil., pesticides, ohemieals or radiation) in the event of an accident or ttpset �1 conditions? ll, Population, Will the proposal fitly dltdt the loci t-.ion, di 6tributa.on, density. or growth rate of the human popul.ati.on of aix area or physically divide., an ostabli.shed comet unity? W 12 Rousl,n . All the ptroposa f.JV., ��a si. i'� ict�:ntlNe�.1. affect sti�n hous3;rig, car eredte a;domarid for additional - App-Midix V pap 4" 6k � YDS M11YyB 13. Transportation/Circulhtion, Will the Proposal result in a, Generation of substantial additional vehicular movement? b4 Significant effects on existing Parking facilitieLi, ,or demand for new parking? c. Substantial impact 'upon existing transportation systems? d'. Significant alterations to present patterns ofeircula-tion or movement of people and/or goods? e, Alterations to ail o waterborne r r air traffic? f. Increase in traffic hazards to motor vehicles hic ► yclists or pedestriatls? r 14, Public Services. (rill `the. proposal have an e .fect upon, or result in a substantial need for new or, altered governmental services in any of the folloWirig areas: ;I a. Fire protection.? b , Po'lice` protection'? c. Sdhor)ls? d'. Parks or ether recreational facilitjes? e, Maintenance of public facilities incZudan roads? g Other, overtime ni-ptl services? l5 Filer, WI -11 the px opo, aZ "esit].t iii t a, Use of substantial amounts of fuel or eno gy? a..._ bSubstantial increaae in demand upon `-. existing sourcos of energy, require the developmont onew�,� � ' sources of drier ' ? 16. GXtilit es , ,411 , the proposal roe'►xlt kiew Sys ten18, or' 8 U stand l alterat�a, to the folle�r� ng ` i txtiIitie s; r r JIB:. ' Appendik. 'r � 5 df ",Page MAYBt A power or natural gas? b. Communications systems? c: Water? d. 5e; . (will trunk line be extended, providing capacity to serve new development) '? �T e. Storm water drainages 17. Human Ylealth, Will the proposal result in. a. Creation of any health haz-i,.d or potential health hazard (e... .ud ,ng mental hea,l,th) AD b txposure of people to pate, health hazards? 18, Solid Waste, Will the proposal, result in an iticant impa:ct,s associated with solid ws-7te disposal or litter control l 19, .,esthetics, Will the proposal result in e obstruction -of any public designated or recognized scenic vista open to the public, or will the Prnposal result in tbt� creation: of an ,aesthetically OEi:ensive site open to public viexr 20, necxeation, Will the prepcsalresult n an impact upon the quality or, quantity, o e::i.sting, public recrea- t"it�n �acil.itie-8 21. Archeol cd- IAt s tt� ica1.. Will. the . proposa resil t n a n iteration o to signif-ioant archeological car historical site structure, object or building? Vly, Ti,ndi.n"s oy'i.eanae, a, Does the project have the Potential t . o degrade the quali ty of the environment., substantially reduce the habitat IoCa swish or wildlige species, cause a i='ish or toi.ldljEe, population to drop,'bel.ow sol. �, A'ppdridi c page6 oiw `9 i YES MAYBE-' sustaining levels, threaten to eliminate a plant,ox animal com- munity, reduce the number or. restrict the range of a rare or endangered plant or animal or elil. �inate important examples of the ma'or J periods of California history or prehistory? b • Does the Pro j ec t Have the potential to achieve short term benefits to .the detriment of publicly adopted 1+ong--termenvironmental goals? ' 'c . Does . �t� Ke project have impacts which are :Lndiv dually limited, but C umulatively considerable'? (a project may impact on two or more separate resources where the impact on each , resource isrelatively small, bt,tt Where the effect of rho total of those xI pmts on the environment is siCDnificant.) d, Does the wehicheat have environmental effectl cause substa-i�tia adverse effects on human beim;- either directly or - i.ndirectly? PROJkT DESCRIPTION AND.ENVIRONMENTAL SETTING This Project involves adoption and implementation of a master plan of storm drainage facilities for a 420 -acre area in East Chico, The study area is bounded by Forest Avenue on the west, Calif Park Subdivision, and Centennial Avenue oil the a east, Bz g ,Cha Creek Chico arji an the north, and Humboldt Road and State Highway 32• on the south. Following adoption of the master lan, drainage faeilities will be installed in` phases as required to' service la'' r�oeloprnent projectswithin the area, n in _ Facilities to be installed consist of eight separate N 4nelines vary- ing in diameter .from 33 -inches to 54 -inches and in 1en�srh from x'00 feet to 2000 feet, r4ive of the proposed trunk lines will drain onto Big ill drain .into Dead Horse Sa,o g}�, Bi Chico Creek and three w The Project' area consists mainly of rolling grassland which has been divided into a var;,ety Of Parcel sizes ranging from small subdivision lots (Shirley Park Subdivision, El, Monte Heights Subdivision, Cen:, tennial Estates Subdivision) to a few large parcels of almost QO'' acres. There are scattered residences throughout the axes std some portions of .?..t have been used agriculturally i:I the past (grazin orchards, etc,) Although much ar the area is now vacant it is Plan Use to its designated use as de?iniated on the`Ceneral Pian Land Ilse Element Map. The southern portion is shown as t per um ern ortiort is low density residential � 4 dwe' fieoi.th- ow- ensu resldent�al 5-8 dvellin units er,� re p -, and the r� zonin is S$ xng, units per .:cre, Porth - zoning 1, �F41 and A -I1. The project area is bordered on` the north by a strip f riparian woodland vegetation in the vicinity of Big Chico Cr'0ekd. Elevation varies ,from 33 feet, to 99 feet above spa Ieve I As described in the studyy soils within the project area concis* of A relatively thin 14,yyer of fine grain silts and, clan, underlain 'by hardpan and lava ro�.k This sail configuration has and a high runoff r.aef'flcient, The stotin drainage c lculationsafnrn • P California Park S+ubdit�a,sro�t ware based u on a runoff caef.c�.ent of 0.7p` for unim orved areas, Y ' y This s abbot the same, facti)r as +foul ate used ;for high de,asit res�dentjai develo mens , d quantity of runoff expocted is independ€nt �f land, use, ror�density of deve,lapriaent. This study assumed 1unoff cofficiertta of 0.70 for the rbcs adjacent to Caly:farri a ParkSubdivjsjan, in the vicinity iW i;l �?s" tte Avbnue, atld 0,50 bei:tvOO l Monte and Forest AVOnues � JOY ..,nd ng bn sbil ciassificatibn. AVvOrage annual rainfall is 2d to 0 .�nches per yetir, Appendix » page 7a 0, it 9 C. r+ Ir� ,. III, bxSCUSSION OF ENVIRONMENTAL EVALUATION 1(b), (c): Installation of 8 under round 9,600 fe�'t of trenches to be excavated at theetime oflines iinstresult allation This total will be divided among the eight individual n. be installed, which, except for trunk "E" which ' 'Pipelines to tgenerally north and south. The trenches will beibaCkifiing- and' om acted following; trunlc.line installation, allation, 1(e) : Soil disturbance in connection with trenchin act vitt e cause slight erosion a til the disturbed soil is stabilized and re- the vegetated. This, factor is not considered significant because of the gentle slopes within the Project area, (b): Drainage patterns will change because of the elimination localized ondin., ion of p b during s farm events may increase slightly as the area becomes ldevelopedIwith anttiet im runoff siddredsurfacessignficant additional stxeets and houses) This factor is not cocas con- 3(f)- Following urban development of this area, there g g to etroleum Products swill be a w lea Ca a from ,rehicles s,` P P ilia 'e de radatio�p of water qulinv due and g area streets. These materials will be washed into the proposed storm' drainage system and find their way` r ultimately into Big the Chico Creek and Dead Morse Slough. Swimming at that Sthererbe (no storm) dR Oreatiori area curing the summer requires rainage discharge to the creek during, those months. All proposed .storm drains discharging to gig Chien Creek must be equipped q ppeu with a diversion structure, con;t'rol gates and suf- fiGient leachfield area to accomrodate sumfiex• fXhws, During periods Of high flow due to sustained storm periods which, would exceed the capacity of the leachfielcl area, the stormwate i, the creek, but under those Condit' ori �ge into �` -Would dischar y y Pollutants would be highly iXuted b the higher flows �vhi'ch the creek would Also be' experiencin , 5 d) According o dim Snowden, w ldlife bi,oiogi'st with the State g ?epar"tmen,t of .pish and Game, the Big Chico Creek fishry incudes salmon and stee;lhead which use the creek for s k k rc talesh,, bass and catfish, P ..n� as well as There are also various amphibians and P is preS nt The Big Chico Creek s waw < fieoteu b}� hood contirol - ishery has already been Nevint along the Creek eDra nap wh 6hewoulde ion . projects ifi= discharged from the othe vision into the creek is a concern since the o�.1 residues and other substances included in the runoff tivou1d cant. . ve ect on. the fisher from t , xi h, fro ectiwill have ori effect ori .;die surface cira�ri. �e to to a ` he fisher �dered significant, u gr►xficafit�. but ndt to a degree con-, IV. DETERMINATION (To be completed by the Lead Agency) On the basis of this initial evaluation. � [] I find the proposed project COULD NOT have A significant effect on the environment-, and a NEGATIVE, DECLA t 1TTCi a h S •r6ccmmendod . T find that although the proposed project could have a significant effec4 on the environment, there will not be a significant effect in this case because the mitigation measures described g sheet have been added to the prof AnNEGATIVE aDECLARATION IS fIECOMMICE . x 'find the proposed project MAY have a significant Affect on; the environment, and an ENVIRONMENTAL IMPACT REPORT is required. Date . March 15 10r, � J' � �2`,........................ ........... ;��. (.51gnature) For- ENVIRON14ENTAC REVIEW DV:PARTf PPT RoviQwcd by. - Earl D. Nelson ErWAronmental Review Director' 'ger' . ad " p' ll.. " t '.r. 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C,+ SIS • *r,t� n+. �.: � ,yam,. �„ �,,.-�.e+.k ••,\ �••���1•r !i�''`' .A ".5 ,��: �k�7,e��4.�.t...•M.•*ttt���y .ebYjQe ^r '�/ �� n^'� .: � .1f a 8' � T ♦f F �'��'�� .J 4.t" z �l M., '.r+ • W`�y�• �'••r• v�lfr`," t lr '� •• �..� �^ � S� �# Sol(r� p ,���4�� t•�: � � t, «b:�, a o " p � Ar fes-- ,r,..r * ° E �eiRr ��� t ♦�"/I • ��: «'r• *~�_ ♦ o� � � ✓Y' P 'U" ' • � wl e �./�"a�"' r' �,r+t'" � ` { • 1,,,hs JSi➢„ F • I e � J� � (�( ' �^ i � i b� �. ' " 1� r� ... 4y f �� '"3; '+.rte j'r��( j1'e �Y;x� � +� f ! - to " r A � • >."' k ,{+� h '. Vl. (. 1 F. '.... (f� yf ffafif %� „. 1IA 4r " U•�J'�\� h" N ;ice*' Yf'; 'I"a K'i1. dO, ♦. + f -.o__,\.. rt)a � .�^ {r.�•� ,�. � ' ^ �w M+er• 4 jrr�y . 1 �.. Fa "�„ny� � « .It , � . � t' l .,�,�'�'� a 41, $U . ti} �.< ^Ali t � * •.t r'f>T � p • ! f • f • ! i 5 iii s" • / �o•^ ! f I i'r y, t?��� .y.,_� /r^r-�� ,. 1/v1 N /� 1,.. "tif: t•t• ♦y <i:t ;1 h�.. r � Yq �' �1 � n...6--�i4�f� � •y' I. + �'! �- Si.f �. �,• •!fw •..r yL•TiJ1kf.. .� doll, 1811 '• ,�*X � ,,..,*:' . � rN+,a• Kit 1 it�ti L - h c . t `;: p ", 2t0001t BUTTE COUNTY ,r EASE' CHICO DRAINAGE STUDY DRAWING A . a d y,/ SOCIETY FOR CALIFORNIA ARCHAEOLOGY District 2 Clearinghouse Ma --ch 14, 1979 Mr; Earl Nelson, Director Environmental Review Department 18-F County Center Drive' Oroville, CA 95965 Dear Mx. Nelson, At - Your request on March '10, 11 13, 7 arahosedaical connaissance of the areas`oover doted an by three 'Pro repas follows: drainagesy.,tem Prajeets within Butte County. They, 'ast Chico Drainage Study'- the area Is to the east of Chaco Canyon Road, borderedconeld-,h,adwacentyto and Forest ��ve. , on the south by Highway 32 and a portion of Humbalt Road, and on the east by an extension of Chico Canyan Road. .'his area is between thejeast bank of Bi Chic and the north bank g o Cr ank of Little Chico Creek. The terrain ranges from very flat - the western eastern Portion to a gentle slope in the Portion. At present this area is being developed for residential uset which is replacing the scattered small, ranchesin the area. Natural vegetation of the ar"ea,consists NthOf scattered Oaks and annual grasses. The area lies within ! 8g14.,pfSectiatt 18, most of Section 1NWS Section 30_ �+. 9, and the NW of e 22 N. R,. 2 E. -Chico -and Richardsonthe Springs Quads., 7.5` serles ' Northwest Chico Storm DrainMaster plan located within t City of Chico, soui`h of Lihdo C he Channel, bethe P ► twe aciflo Railroad and the Esplanades"extending north from, West 6th Ave.; The terrain of the area is very flat and the natural vegetation of the area zs highly disturbed. This half and area is a well developed residential, area 'in the eastern tains a number of orchards in the western half. The area.-ispart of the Ranch _ i ` N.0 .r Chico Quad.,' 7;5, seriesieo located in T. 21 N. R. 7. E Thermal i to Master Drainage Plan Located to the gives of the Feather River, xmMedxatel.y'to the west of orovil,lo, south of the Thern�alito-Voreba SOth Street and on the south ar,-a is avilo bordI)amered the east by an area of 2,580 acres of Land. The lvd, and covers ' �Tllnd to correct existing floadingrands o project is f?ading� a8 additional development Occurs. p"regent future present being developed as a residential area hbut large ae area is reas of open grassland still exist. Primarily involvemrogement ofTthehe pnaitral drainateWsste se g y to, o na-tural.odrainage sust��n�fwater sources within the area, unctibtlin onl, g y �' �►` Burin tatnts Q�,ranmont�i ReY7nw p�ipi} TO ►416j,ti�s:���i� MICR 16 1919