HomeMy WebLinkAboutOrdinance 1398 N.C.S. 01/14/1980. - ra~- , ° ~
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ORDINANCE~ N0: ~~N.C:S. ~ S~LS~ ~ ~~ ~
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INTRODUCED B'Y COUNCILMAN
BOND
S:ECONDED B.Y COUNCILMAN
t~1ATTE I
~ AN ORDINANCE Ah1EfVD:ING .ORD.INANCE N0. 1072 N.C .S .
OF THf CITY OF PETALU~~IA,'THE ZOf~ING ORDINAf~CE;, BY
REPEALING ANb RE-ENACTING ARTICLE 16 THEREOF TO REGULATE
THE USE OF THE. P,ETALUh1A R:IVER FLOODWAY AND ,FLOOD PLAIN,
AND CONFORP~ING RNIE~NDMENTS TO SECTI'ONS l•-2'00 A'ND 26-4'07 THEREOF.
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BE IT ORDAINED BY THE COUNCIL OF THE CITY~OF PETALIJMA AS FOLLOWS:
Section 1. Articl e 16 of Ord~inance ~No. 1072 N. C. S. i:s h'ereby repeal ed.
Section 2. Article 16 is hereby add`ed to ~Ordi,nance No. 1072 N, C.S. to
read as folTows:
. "ARTICLE 16
FLOODWAY AND FL'OOD PLAIN DISTRICTS
SECTION 16.100 - Pur.pose.- To establish~l~and use regulations for properties
situated in floodways .and flood plain lands so:as to:prevent ;property damage
from fl;ood waters and sa:feg~uard the publ ~ic heal th, safety and genera] wel fare.
This Article i.s~intende'd to es-tablish specific restri.ctions on the use of those
properties or po:rtions of properties whi~ch are s~ituated within.the~City of
Petalama a'nd within the Petaluma River Basi~n Flood.Plai`n a,nd Floodway areas as
defined be-low, and shall apply to all development~w~thi;n those areas.
SECTION 16.200 - Flood Plain and Floodway Areas - T,he.Petaluma River Basin
Flood Plai;n and Floodway Areas are defined as those areas of Special Flood
Hazard identified by the ,Federal finsu:rance Administration through a scientific
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and engineering report entitled °:F1-ood Insurance Study for the City of Petaluma"
~ PLK:m:~ 12-11-79. . ~ ~~ '
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~ dated Auc~ust; 1979, wi th a:ccompanyi'ng Fl ood Boundary, and F1 oodway'^'t~lap; 'and ;~ J, ~
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accompanying Fl ood 'Insunance. Ra`te ;hlaps. Any offici~al revi:si'.ons: thereto.~ a;re ..~ ~
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hereby adopted by refer.ence and..declar,ed .,to be a Part of th;is ord'inance. lilaps
and data whic~h ref,lect this~ d'elineation.s'hal'1 be~ ke.pt on~ file in t~he Office of
~ the: Communi ty Devel o,~rnent and Pl;anning D~i`rec;to'r of the Ci ty of Petal uria, and
sha11 :be °availa°ble for public examinatiqn.at reasonable times,. .
SEGT.I'ON.16.300 -.Def~initio;ns - Unless specifically def5ned belo.w, words or
Phrases used i'n thi_s ordin`anee shall 'be interpre,ted so as to give :them-the ,
meani.ng :..they have in .cor~mon: usag:e and to give. :this ord.inan'ce to .mos't reasonable~
ap~lication. . _
"A"rea of sha:Tl ow fl ooding'-' rieans. a~ desi`,gna.ted AO or 1/0, Zo;ne on t.he F.l ood
In,surance Rate P~1ap .(FTRNi), The .base flood depths range from one to three
feet; a cl ea`rl~ : defined: channel does no:t ex,a st; t
y he .path of fl.oodin,g is
unpredi°e'ta6~l`e and i,nde'terminate; and, velocity flow may be evident. ,
"A'rea of specia:l flood haza.rd°' means the land in 'the flood pl.a;in. within a
community subje;ct:to a one °percen.t or greater chance of.flooding in any
given year: . ~
"Ba;se fl ood" .nean~s th~ f:l ood ~having a.~ one pe:rce_a.t chance of being equal l ed
or exceeded i?n any given year.
"De:vel opr~ent" means any ,man-made change to improved or unimqroved real ~
estate incl ud:ing but not .l im;i ted to .buil dings or other structures, ;mining;,
dredgi_ng~, fil.l ing, g-radi:ng, paving, excavation or driJ l ing :openations.
l pcated .wi tliin the area of s'pecia:l fl ood hazard. -
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"Hab`~i.tabl e~ fl oo',r" means 'any' fl oor :;asabl e for l iving purposes~;, which incl;-ude,s;.
-wo.rki'n;g, sleepi,n'g, ~eatin,g,. cooking or recreation, or a combinatiron~ thereof.
A fl;oo"r used on~l f,or stora e"ur ~oses i s not ~a. "fiabi tab.l e fl o
= Y ~ ~° 9 p P' °r~~• .
. "P•~ea~n Sea Le~.el"' means ~the~ average height of the sea fo,r al l stages of the
ti d'e:
~ , ~ "New ~construct,i,on" :means struc.tu,re,s. for wfiich ~t~he "start of' construction"
"~ ~ cor~menced; on or after the ef~feeti've date:'of t'his 'ordinance,
- ~ "PetaJ.uma Riv:er ~Bas~in" mean~s a'lY si,gnifi'cant flooding. sources affecting
the Gity of Petaluma incl:uding the_Petaluma Ri.vrer,. Wi,llow Brook, Thom_pson
Creek, Kelly Greek, •Adobe Cree'k, Capri Creek, Cor-on:a Creek,: and several
• mi nor tri bu tari es t'hereto', ~ ~
~ ~~ '°Sta;rt of Cons;tructi'on''; mean;s; .thes fi rst :pl acement: or construc,ti on of a
~ structure on a si te;,, -.s.uch; as'the~ pouri,n;g •of, s~l a'bs :or~ footi ngs. Constructi on.
i'ncl udes 1 and pre'pa~`ra't.i;on;, su.ch ,as excav;at,i~ng, cl~earri ng;,, .g rad i ng, :and
. fi:~l 1 ing.; and•_ incl udes `the injstal l,a'ti~on :of ~streets and%o,r wal kways, and
includes exc~avati'on :for a ba-sernen;t; foot;ings;, ,~.piers or founda:tions, 'or t'he
erec,tion :o;f ~tempo,ra.ry fo;r,ms;. It. al so i°ncl u'des the: ins~tal l,ation of ac"cessory
. buil.dings,; such as g'arag'es. or.;s~heds ,and. the instal'lati;on ~of portable ~ `
structures or sheds. ~ " ~
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~"Dev~e;lo;pment Permi't" means a z~oning permit, grad.ing pe':rmit or ,bui'1'ding
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per~it or ,any.other permit, cert.ificate, or 'licen;se pe~rta:ining ~to t'he
~ er-ectio;n, const'ruct.i:on, reconstruction, mouing,, conversion, alterati,on, o;r
~ add'ition. to any build'ing or structur.e ,and th~e ~use ofi any 1a~nd, building or
- ~premi S,~. _ , , _ .
°Flood?' :or "Floo~ding" means ,a general and tempora;ry conditi;on o:f partial
or compl~et~e i?nu~ndat'i on qf n:orma-l.ly d;ry, 1 and ,areas. ~-•~ . `
"-Fl~ood Insura'nce Rate' h1a°p" ('FIRM) me'an;s -an :offici:aT n~a;p of' the~City of ~
Pe;tal;uma or Sonoma Count , o ~
~ y n whi°ch the_ Federal Tnsura:nce ,~Adr~inistra;t`ion ~
~ has del'ineated both t`he~.areas, of :speci'al flood hazard'.s;and ~:th~e ri`s,k' premium
• ;` ~zo:nes app,l i;'c~able to the communi-ty, . ~ ~
~'- "Fl;ood; Insurance Study" i s t'he officiali repo;rt provided by the ,Federa~l
' ..Insurance Administration. The report :contai'ns flood profil_es,; as well as
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the~ Fl;ood 'Boundary=:Fl oodway P~ap~ and~, t~he. water sarface el:.eua'ti'on ~o;f `th~e ,
'base fl.ood: ~ _ . ' . .
"Fl'_bodproofe~'" means watertii'ght' wi.th:~~vall"s substanti:all`y impe~rmeab;)e to
~ the~passage'o`f wa`'t'er and' with; s•tru;ctural compone'n'ts ha:ving.-the capability .
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of r.es'i,sting hy.drostatic ~a,nd. hydrodynamic, loads a'nd +effects of buoyancy.,
~ ~ "Fl oodway'= ine`ans the cha'nne] of a~river. or ,other, wa°tercourse 'and' t'he
~ ~ ad'jacent' land ar;eas°.that~mu's:~ be r.eserved i,n orde:r to disc'ha'rge~.the 'bas:e. . ~.
' ~ f~lood without cumula~t~ively increasing the ,water. :surfa;ce el'e,v,at,ion more: :
_ ~ ~ ~ than one~ (1) foot. ~ .
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SEC;T,ION_1:,6,~402 ~- Re,strictions in Zone; - Any ;permitted~ princi;pal us~e;,, .. ' ~
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accessory use; `or ,condit:ional ase ti•n~, an underlyi,ng district~ shal'1 .6~ consi;dered' ~..
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;, a condit`ibnal use, iri ~the FP-'C Di~;stri~ct and `rnay be ~perniit~ted'only in accordance
= w'i'th the' pro`v=isaons of'~t'his °ArticJ;e,
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~..~ SECTION 16..500. Floodway D.is:trict (.F-W) ~All ~areas :wi:thin; the boundaries
;~ . of ~t'he ."Areas of'Speci;al: F,lood Hazard':"' and ident';iified; as "Fl~oodway" ar.e'as ~are
' hereby rezoned to the F-W, ( Fl,oodway) Zane, . ~
~ .SEGTIO~~., ] 6. 501 ~"Encroachmen'.ts °ih ~F1 ood4aay - Si;nce the, f{l oodway i s.an
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'~ extreme~l;y hazardou's a:rea du,e-to the ,,v'elocity of'~~flood':~water's u~hi'ch carry ~
~ ~ debris, ,po'tential,. projecti;l;es„ and eros`ion potent;i,al; 'n`o. encroacfiments wi~thin
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Floodway lands~are~ perr~~i'tte~d°; i°ncl.ud;ing fi11, new cons;truction,, substantial '
. improvemen:ts, and otfier~~development; ,except as =specified herei.n as perm'itted or ~
' ;. condit,ional l~and uses, `a'nd pr,ovided th'at a..c:ertificat~ion by: a~ regi`stered
~ professio:nal engineer q'r :a.rchitect is provi_;d;ed. demonstrati,~ng tha;,t encroachments
~ shal l; :.not r. esul t" in~ any i.ncrease i~,rr~ f.l ood 1 evel s~ duri.ng the occurrence of tiie
base~ fl ood; di;scharge. .
SEGTI~UN `1.6.~ 502 - Fermi tted Uses -°~~:Fl oodway _D;i~strict - The fol 1 owi ng uses
a;re .perr~~i.tted without-a~'Use: Fe.rmit where modification, :qr remoua;l of na.tive ~
. veg;etation., . i~ncl;u:din;g trees, i s not re,quired": `'"~ ~
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1. Ope:n,s.pace ag:ricultura.lr. uses no:t~:requiring a fence -or closed' build:ing such
as cropl~and; orchar,'-ds„ and ~l;i°vestock.`fe.eding~ and~ ~g.razi,ng:.~
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"Substan`tial .~Improv_emen.;t" means any r;e;pair, ~ reconstru;ct~ion,:..o:r im,prov,:emen~t
. of ;a. s-tructu:re; the .cos~t, of`~whic,h equaT,s or.. exceeds, 5;Q percent o>f the;,.
'~ , ma_rket v:alue of t.he ~s~tructure either, ("1);.befor.e th,e .improver~ent or re:pair
i s~ started,, or :(`2 ) i f tlie s'truc,tu.re has. ~b~een .,damag;ed and i s', bei~ng. ~restored,
b`e:for:e the d'amag;e ~occu.rred,. ~~ For the purposes of this deafirri'tion; "substan- ~
ti,a;l improvement i s consi:'d.ered° to occu~r when._ th'e fi r:st' al te"rat,i on of ~any
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wa:]1,, ceiling~, floor, o;r°othe,,r structural part: o.f the~buildi:n'g commences, ~
, ~ wlie;ther o"r not ~that' aTterat;ion e~ffec:ts :th'e exterrial~ d:imensi~ons of t'he .
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~ struetu're., The tern does not, hou~ever, (1;)~ i n:el;ude any pro~ec,t fo'r • '
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improv:emen.t .o~f a"structure to comply ~v~ t,h exi sti,ng sta;te or. •1 ocal_ heal th,, ~~~
~ • san.ita"ry~, o;w safe.ty c:od,e:.spec~i.fi;ca't.ion's whi,ch` a:r.e s,olely: necessary•to
~ ~~assure sa~fe li'v.i,ng c.ondi~ti,ons, o:r,; (2') any alte;ration of a;structu,re ~ _:
listed on ~t,he ~Na~tional Register of His,toric Places or a St•ate.~or C~ity
In-ventory of ;N'i storic ~Rl aces:. , , ~ ~
S~EC_TI~ON_ ,16. 400 Fl ood . P1;a i n.s ` g )-,,,
-. .Comb'i ni;n' Di~s~tri.ct: ( F,P-C; AT:1 a=re'as `w;i thi;n
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~-~. • the: bou,ndarie,s of the Rrea of:Special Flood' Haza:rd" but outsi~de~ the '",Floo;dway"
a.r.eas are here6y-,zoiied' to ~the (FP-'C) Flood ;P].a'in - Combirnin,y Di,s~tri.c~t::. ~~
~ ' ~SEC`~TI:ON_ 16..4C11 - Effec.t of~_Zo,ne;, = ;In~~~areas,• zoned..Fylood Pla,i.n:-Combining . -
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. Di strrct .( FP-G), the regul ations o:f the uride.rl~y:i ng zoni.ng• di°strict s°hal l be
combisned - wi t'h and: apply i.n add~ t,i;on, to. tfie ~
provi`sions; o,f t;h:is Ar;ticl,e~., `Whe're .
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any co,nf:l~iet. may exist between the requ:irem;en.ts of this o.rdinance and o:the,r
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~ : zo'ning dist:ricts:, the ~proui's~ions of thi~s or,d'inance. sha]1 appl;y. ~
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~ ' 1. ~~ Open a;ir pri`v~ate 'a'nd .pu~bl ~ie recreat-ional. facil i~ti,es su;ch ;as. pa,rks, gol f
courses.; and atlil etre f-i el ds!. ~. , ~
~. 2. ~ Rriva.te .and publ ic' docking, :mooring,. and bo~a't launchi~ng facil iti.es, opera.ted
~ on,~a seasonal ba;si;s between t'he :months of Apri'1 .:and. Se;ptember, inclusive;
~ ~ floating .docks. s°hall ;6e,. sectaona;l':,wi:th ,no p.prtio,n longer than forty °~(4:0) ~
~ fee>t and' shaTl be remo:ved• from the F-';W' di st-r'i,.ct at~ the end of the sea_son. •
3: Publ i c uti l i ty and~ ^pri~vate ;serv i:c;e fac i'1 i ti es su ch as °water °and san i tati on
. . ' pi;pe. lines, road~s.and bridge"s, and simi`lar faci`l~ities;. prov`iding such
, fac~liti.es sh'all 'be `desi ned~ and. constr,uct'ed s'o~~,as n'ot to be, a~pprec:iably
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` damaged by fTood waters and ~not to: restrict .the car~rying capacity of the
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~ designated f1 oodway~. ~ . ~
4. I~mpro.vements in streain',ch,annel a.li`gnment;~ c;ross section, and capacity ,
~-includin;g mod;ific.at:ion of ri~ver bank°and flood pr'otection levels:
SECTIQN 16. 600 -.Prezo;ning of Fl~ood Hazard; L.ands -~A'`l~1 ~areas not `wi th`i'n
the Ci ty of `Pe'ta.l uma ~but~'wi thin ~t'he •bounda;r~es of. the °Areas .of ~Special. Fl ood
. Ha~za°r.d" identified by the Fede:ral ~ I°ns~urance Adrnin'istra`tion throug'h .:a~ sc~ientifi~c:
and engineerin'g report ent.i tl ed "The ..Fl ogd Insu rance Stu;dy..for the . County o.f
~ Sonoma" dated~ ~~1a~y 31; '1::979, and whi~ch: 'are al'so w.ithi~n the Ci ty of Petal uma
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: ~ • Plann:ing a'rea,.as s;hown ;on .the ~Pet:aluma.Gene;ra,l Plan and Environinental Design
P1an .are here'by ;Prezoned to the :FP-C (:Fl ood PTa~i:n Coni6ining ~Zone) or F-W:
( Fl oodway Zo~ne~)~ i n acc:o.rdance wi th: the princi p1 es ~"set out i:n Sect'i ons. 16. 400 ~
through~ 16..5Q0 a~nd th"i s l~rticl e. , . ~ ~ :
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.~ 2. Circuses., ca~rnivaTs and ~qther =simil'ar trans~.eri;t amusement enterpris,es : .~ .
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prov~°ded.,a zoni.ng .pe-~~t. has; be:en ob:tained fror~ the Communi'ty De~vel.opment
~and Pl,anning Department. `
3. ~ Loading and un.loadi'ng areas;; and parki~ng lots, provided :t.here shall be no
structural improvements o;ther than paved driveways; pa_r,ki'~ng' a`re'as° ,and
• . l~andscapi_ng. - Al l such a;rea~s sha~l l be app'r'oved by "the Ci ty's :Si te ~P.lan ~a`nd .
` Ar~ch-itectwra,l Re,vi°ew. Commi;ttee~ an_d con-tain no. sto,rage o;f material' wh~ich
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~ ~ may be i:n confli~ct with Sectaon 1°;6.70-Z or su.bject.'to maj'o~r :damag:e by fTood .
wa~ters. ~ , f .
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4,~ f~od°i`ficatti,on of Native~or Rip,'ari~an~ 1legetat;i=o'n - Whe're ~mod~ificatio:n ~or
remov~al of n,at,ive o;r•ripar~an vegetati'on is requi;red,, su~ch modifi~cat.ion. or .~
~ 1 re~no~~a:l may ;be: pesrm'i`tted after obta~ining a develo}xnent ,permit consi:s,ting ~~
; of. written approv`al f'r;om~ ~tfie Community' Revelopment & Pl.a:nn~ng Di;rec~to'r,,,
provided tha,;t. such pro;posed modificat;ions in the- F~loo,d Plain have~ been ~: ~ -
foun,'d to be consi:stent wi th the ,G.eneral P1 an. . -. ~~~
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°5. Any other open ty,pe of use de~t'e"mi,ned: by' the Zonin;g ~Administr;at:ion (Director~
~~.~ o-f Commun.ity Devel~:opment ;an,d~ planni~ng~,') to be of the same gener.al~~,ctiarac:,te:r
~~ as the a~bgve permi-t"ted uses. . . ~
~SEGTION"`:16,. 5034 - Co,ndi°tional Us;es- = yFl oodway~ ~Di str:ic.t - The~ fol l owi`ng° us~es .
- may be permi tted after a~;pp;roval of ~a condi~ti onal_ u~se 'permi t by tiie Ci°ty of
Peatal uma~:_ . . .,, , . _
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~ is el eva'ted at• l eas;t T2 -i nche;s a6o,v'e the ba°;se ~f]'o.od el'eva~ti,,on and adequa,te
' '~ ~ m.ob'i' 1 e home a,r.ks i'n fl ood
~: acces's :and drai'nage a,re. pro~ided;: ,Exi.s:ting ~ .' p- way areas
y not ~be, ~expanded. under ~any~ cireumst'an:ces:
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, SECTION :16.. 704 -Y_ No;nre-s:a~denti`al Constr..uc,t:ion - fdew con-struc:tion and sub-
.~ r stantial improvemen>t of any, commerci'al, in'dustrial or o~ther nonresid;enti;.al ~
structur.e shall 'be subj:e_ct~ to the=.res.tricti:,ons ~o:f Secti~on 16;.400 throug'h 16.503..'4,,
. and" shal l., ei:ther ha;ue the l:owest fl o~or; incl udi ng;:-.basemen;t,. el evated 1`2 i nches
.- or mor,e above the 1'evel 'of the ba~s;e fl;~ood elevat`i;on 'qw depth numbe.r specified
. `. on °the FI~RP1' { Fl ood' :In.surance Ra~te Ma~p=)' ; or; together wi'th at~tendant uti'1 i ty and
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~• sani tar.y facil i t.i es,, shal 1: '(1): be fl-oodproof,ed so that bel ow the ba'se fl ood
. le~;el' the structure is watertight ,wi~th wa11!s sub"stant~i:al;l.y impe_rmea'61 e; to the
pa~s;sage of water; (2:) ~ha,ve .struetu;ral compo:nen.ts, capabl':e of :resis~ting hydrostatic ~
. . and' hyd~,rodynamic l~o~ads and e.ffect~s of 6uoya~nce, a,nd (~3) be certif:ied by a
~' r.egistered professi~onal ,en i:nee"r or~ arcliitect~ that tfie s=tandards of this
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~ subsecti:on a"re satis,fi~ed. Su'eh certifications sh'all. be~ provided~ to the offi'cial .
~ - as set _ for;th 'a n :Sec;ti'o_n `1~6. 71~0:,, ~ .
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SECTION 16.70'S - Co;nstruetio;n ~1a'teria7.s and hiethod's (,l) A1'l .new constructio,n
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and substan~tial improvements sh'al`l ~'be constructed with,'material;s, and.,utility'
~ ~equ'ipment;~resi:stant to, flood :damag,e u,sin_g methods and practi"ces t_hat minimi;ze ~
~ f'lood ~lamag,e;;; (2~) Al1 new .con'stru~c't.iorr and substant~idal 'imProv~ements shall be .
constructed u_sing met;h;od,s a~nd pra°cta~ces that-minimize f]ood ~dama:ge, and be
anc;hored .to preyen:t fl otati on, col l apse orr l aote.ral mouem_e.nt. ~
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' SECTI,ON 1'6.70,0 - General~ Provisions - The provis.ions of thi`s; .Chapter a,re~
. appl i,cabl e to ~al l Areas ,of~ Speci°al Fl_ood Hazard wi`thin the Ci,ty of Petaluma. '
,SECT,I.ON 1,6.,701 - Gompl iance: -~No struc~tu~,re or l.and shal j hereafte'r .be
`~ constructed;, 1 oca.ted extended,; con~e,rted, °or al tered wi thout ful l,comp~l iance '
• wi th"the te'rms. of t'hi~s ;Ar;ticl e~ and.:other appl ica°b,l e reyul a;ti ons,.. . ,
• SECTION: 1.6~..`702 - Dev:elopirien.t .Re"rmi~t~ Requ'i~red = No structu;re ,or land ~shall
her:eafter be; ] o.cated, extended, converted' or. ~al te:red wi°thi n' -,FP-.C: ( F~l ood ~ Pl ai rr-
-,~ Combi'ni n'g Zone) •o,r~ wi,th'i'n F-W' ( Fl o;odway Zone,) land~s wi thout hay i°ng .fi r, st recei:v=ed
- - . _. .. , _ ~ :
' a"devel o,pmen;t p.ermi t" i,n accord:an;ce w;i th. .the prov i s~ o,ns of t`hrs ;Arti c'l e~;: ,and
- •- .
for devel~opments requi~ri'ng U`se Permi~ts; with `the~ provis;ion°s ,of Sectio`ns 26'.500
~ throug;h ~`26.,5;11. Development per,mit appT~cati~ons:-s:hall be rev.i,ewe:d! b.y the~; '.
~ ~ : .,
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.. Com_muni'ty Developmen~t and .P1'~ann:ing Directo,r ?and .t'he requ~irements- of thi!s ,
ord'i.nance enfor.ced i n~ accordance wi-th Arti cl.e '28 :of ,th•i s Zo,ni ng Ordi nance:: '
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S;EGTION 16.703;~- .Residen:tia-1 Cons:truction. (except ~~obile:~Home Pa~rks;) - Ne_w ~~, .
.. constr.ue:t;ion~ and, subs:.tan.tial imp,rovement of any r.es•iden.ti~al satru;ctu:re permi~t:ted .
in.FP-G (F~1ood Pl•a~in--Gombining) Zo'nes~ s:ha11. h,av`e t'he: lowes~t ~floor,, includi'n,g ~
. .... . .
' ~. bas'emen.t, garages and accesso.r.y build'i'ng;s ele~ated 1';2 in,c:hes aor more 4abo,u-e the': ~ ~
1 evel of t'he ;base fl ood el e~'a~ti~on or depth, numbe.r ,spee.i'fi,ed. ~~on the FIRM' ( El ood ~
In~suranc'e Rate;.Ma,p)~. .
. S_EC;TIOfJ_:1'~.6...703,:1 ~= hiobil~e Hon~;e Pa°r.k~s - No new mobi•l~e home parks s'hall be:
p,laced-w,i:thi~n ;flo'odwa.y 'or flood pl.ain areas,, Exi,'s,:tin,g mobil;e home. par:ks wi;th~n
: fl,;o9d pl ai'nr,:areas: may, be expanded. on1y wh:e:"re t,he g,round el e~'atij:on of' s;uch ,pa,rk ..-
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6.. Subd~ivisi~ons - Er.osion Control' - The perimeters o'f al'T ear.th :pa`ds pe:rmitted
~ wi'th'in (`FP-C) flood pl;ain. areas sha~ll be~~engi'neered to, p"re~ent er.osion of
~ the ,pad ciu'e to the wate,r veloci'ties of surrounding flood•s. A reg~iste.red
professional engineer siiall~ cert%fy that:'this.subseeti~on is satisfied and
a copy of such eert~ificat:i'on shall be provided to the G.ity Engineer and .
- the Chief Building Inspector.
7. Subdivis:ions - St'orage 'in Areas of .Speci'a•1 Fl'ood~ Hazard - The storage or
processing of ma`terials tha:t are in time of`~flooding buoyant, exp:l'.osive,
or could be .injuri'ous to property, structures, human, animal~ or pl,ant l~ife
is prohibited i.n FP-C and F-W;distriets.
8. Subdivi'si:ons - Cer.t.i;ficatiMon of_ Flood Proofing -,Al l;struc~tures requiring
fl.ood proofing shall. be~;so designed so that belo.w the.base flood level the
structure is= water tight ,wi,th~wal.ls substan,tially impe:r.meable to the ~
~- passage of water ~and~ with structu~ral components, havi~ng the capacit"y of
resisting hydrostatic an`d fiydrodynamic loads with effects o;f buoyancy. ~A
r,egister.ed professiona'1. enyi~neer or a`_rc'hitec;t shaTl ce:r-ti`fy th.at the
standards of this subsection a"re satisfied :and 'a co,p.y o:f such certif"ica=.
tion shall be provid'ed to the; Director of Public 4Jorks and the Chief
.Building Inspector. ~ ~
: S,ECTIDfJ 1~6.f300 - Du;ties &.Re~sponsib:il.iti'es of the Community: Development
and ,Pl an_ni'n.g Department -. I:t shaT.l be the du~ty of the Communi ty De.vel opment and
.. ° Planning bepartnent to: . ~
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PLK:mv~ 1'2-11-79
~ SECTION.16.706 - lJtilities -(1) A11 new and replacement water su,ppl:y and
sanitary~sewag'e systems shall be designed to minimi~ze or elimi~na~te i'nf~iltra'tion.
of flood waters into the system and discharge from systems i>nto fl ood waters;
(2`) On-site waste di's.posal systerns sh'all be lo'cated ~to avoid impai~rment to them
or c;ontami_na.t`ion from them during 'flooding,.
SEC;TI;ON 16.707 -_Subdivis-i,on Proposal.s_ - AlT -subdivision p:roposals shal]
comp.ly ~wi th the fol l ow.i ng requ irements :, ~
-
~ l: Subdi'vision Des~ign - A1l subdivision p.roposals sha~ll be consistent with
the need to mi n imi:ze ~ fl ood dainag'e.
2. Su6div~isions - UtiTities - A11 su6divi'sion proposal:s shall 'have public
u"ti`lities and facili`ties su,ch as sewer, gas;; electrical, and water systems
l,oca,ted and cons'tructed to mi,nimize fl,ood damage, ~
'3. Sabdivisions ~- Dra,inaqe - All subdavision proposals sha11 ha:ve, adequa.te
drai:naye provi.ded to reduce exposure to flood damage.: -.
4. Subd`iv'i'sion_ - St"reet~ ETeva'ti.ons - Al_l su'bdi'~v'i':sions shal T be .designed so
t_hat the lowest fi`nished street elevation shall be elevated -to o:r above
the :base flood elevati.on. ~ ~ °
. .. .
5. - Subdivisions - Elevation Data - Base flo.od el.evation da,ta shal,l b,e provided
. for 'all subdi.vi~sion proposal s~ wi thin, FP-C (~FTood Pl.ain-Combi;ning; Zo,ne-)
lands.
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S`ECTI`ON 15~.9;00 - 6Ja:rn;i`ng .and" Di'scl[~aimer of~ LiabilJi'ty - The ~degree o-f ~f7ood
_ protect';i;on ~ re"qu i.red by thi s~~Ar.t'ic'1 e i s~ consi~dered reas.onabl e for regul atory ~:
~ .._. • . ~ _
~, purposes :an'd,. is ba~sed; o:n scientific an"d engi:neering consid`erati~ons. • Larger, :
'..fl;oods c~an and will occur on rare occasions. Fl~o~od r'liei~ghts"may'be increased` by
,,, ,
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:; • '~ man mad;e `or natural causes;:, Thjs Art,ic;le does~,not imply, that land outsi,de the
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areas of speciaJ~ .fJ,ood, haza'rds _or uses permi`ttetl: wi th`i:n , su°eh areas wi 11 be ,free ,
` '` f'rom, flooding or flood damages. Thi~s ,Artiele sha~l l~ not create Tiabil i'ty on t'he
part of the Ci ty of ' Pe;ta'l uma or by ~any,offi cer~ or empl oyee; tfiereof for any ~
~ f.]`ood, damages that result fror~. r,eliance:• on this Article' or any administrat'ive`
deci si`on made thereunder.." . ° ~ ~
. , .a ~ . . -. - - -
Section 3. .Sec~tion 1=203' of Ordina~nce No.:, 1'072 'N,C.,S., is hereby amended
~ to del.ete the fol l•owi n'g def~i'n i t"i°ons tlierefrom, i n' the~~i r enti rety;
.. 1. Fl oodway. ' ~ .: .
2. Fl oodway, regul ated, ~ •~ ~
- . ° 3. Fl ood`; `d,esi'gn: . ~ - _ . ,
~ ~ 4. Fl ood Pl'ai'n. . ,
5: F1 ood P1ai;n,, regula~ted. '
;
.Secti on 4. Secti"o"n :26-40.7 of ,O,r• d.i nanee No~:: 1072 ~`N. C: S. i s hereby repeal ed.
.,.
` Sec.tion 5.' If any sec;tion,;, subse:eti,,an; se'n'tence,. crlau;s'e or phrase. or word '~
, . .~
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° ` of thi.s. o.rdinanee .is fo;r any reas_,on he;ld. -to ~be~ u;ncons.titu,.tiona.l by a court~:of . •
~ competent jur.i~sdi,c-tion,: suc~h~; deci'sion~~:shal~l, not affect tlie val,i'di'ty of t'he ~
remai:ning.portions of' this ordin'a,nce. The City Council =of the: City of Petaluma
hereby`;,d`ecl a:res.'that i~t, wou~l d, ha.ve passed and adopted, th;i s ordi,nance and; each
and al l; proV~i;sions.tlie'reof ~r•respecti~'e :of ;the fact, th_a.t; any one or mor.e o.f
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: <... . . . , . , ~~ . . .
, ~ ' -~ s~a°id prqv~i si;ons ',be decl-°ared, uncon;sti tu`ti onal.. '-. ~ ~ , ~ ~ . ~ ~ .
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~ .. ~ ~ - ~ " PLK:m;v 12-11-7:9 ~
1. R~~iew' al'1 developinent';perinits to assu';re~ that:~the. pe.rri:it requirements~ of' .
. thi;s ord'inance~ ha:ve been satisfi;ed',,, and to insure tha~t con;s~truct'ion or ~
deuel;oprti'ent si:tes~ are rea,sonably'.s:afe fr:om floodi;ng. ,
2.; _Review .permi>t:s, for pr.oposed! dev~~l.;opm;ent; to aassure~ that all nece'ss_a,r,y ~"
, ~ .~ pe"nni t's~ _have been obtai'n.ed' from those Federa;l ,-State; or Local governmenta;l ~
. . agencies fr.om whieh pr.i~o;r appro~aT i`s requ'ired_ . ~ ~
3~., Notify the Coanty ,of .Sonoma:, the: Cal i'f.ornia `Sta:te Depa'rtm,en~t. o`f `Wa,ter ~
~~ Resources a~nd the~ Sta:te Clea~r-ing; Hou~se~_ pr-ior. to any _acti_on;s appr,oving ~
.
alt'eration~or relocat~ion of "the. Fetaluma Riv~er and' subinit evi~dence of such ,.
~~ • notifi:cati.on to ~the Fed;eral ~,Emerg,;ency ~1a~nag;ement Adminis;tra.ti;on in. a;cc,ordan~ce
wi;th cu`rrent' St`ate guid'el ines. ~
. 4: • Ve;r, i`fy ;and; record tlie; actual' e.l evati o,n ;( i n`re.l.a;ti on ,. to mean sea l ev°el:;) of
-.° ~the l owes;t fl oo.r~ ( incl uding 6asem'ent). o"f a'11 new or su',bsta`ntra:l Ty ~mprov`ed `
„
s~tr,uctUres a's wel'l as~ t'he ac:tu;al elevation 'to which they hav:e 'been fl>oodproofed`.
° ~ ~5: - A~11 recorcls ~pertaining to-the prov,isions~.~of this .ordi;nanee ,shall be '
: ~ mai'ntai,ned,; i;n th,e~ ~O~ffiee of the Commun,i:ty peyel_o;pmen~t~ and P,lannin,g, Departmen.t
~ a;nd sliall be open for ,publ'ic~ in`spection: ~- ~ - °
~ ~.. 6.,. ~ Requ a re~ as a~cond;i ti:on :of devel opment a,pprov,al th'at ma~i ntenan,ce. i s provided
. --
~ ~~~ wi`thi~n the Fl:°,oodway a=rea~s "so tha:t' the fl~ood: car.ryi,ng; capa'city~ ;i=s no:t° °~ ~
di'm,inished. . ' ,
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