<br />'NESTERN BOUNO^RY W^TER BUllETIN 1978 _ INTERN^TION^L BOUNDARY ^NO WATER CQ.Y.MISSIQN
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<br />,
<br />
<br />FOREWORD
<br />
<br />San Pedro River al Palomin",., Arizona
<br />
<br />The San Pedro Rher rln~ In M,,"lco B11d nnll-' north Inlo the Unh"d sutn, cro-'-'lng lh.. bou:ndary n.ear
<br />Palomnaa, Arizona and lhence northw.e",t.erly Into the GI18 RIv..r, Th.. river In lh.. vieln1ty of ~he Inlerna-
<br />tlonal boundary drain", an area of 7~ 1 "'quare aUelS, of IInleh 649 ,quar.. mlle3 a,'" In Melleo.
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<br />Santa Cruz River nea.r Nogale.. and Lochiel, Ari'Z.ona
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<br />The Santa Cru:t River rl,.." In the Un1ted S~ate" and floll~ ",oulh Into Muleo, ero""lnll the Int..rnatlonal
<br />boundary near Loehlel, Ar120na andreturnlng lothe UnlledStlt.." near Nogaln, Ar120na, ..ventuallydl,charlling
<br />Into the Gila River 30uthlle"'t of Phoenll, Arl:tona. The Clralnage er..a or Lhe Santa Cruz AlVeI' abov.. Nogale"
<br />nation 1" 'i33"qua......1l..". Of thl".mounl, ]4B "qua......ll.." 11.. In Mulco. There ar... a rellllroundllater
<br />11'1' 1 gat IOn dl ver-,lon" above ~he Loch iel ",tatlon In ~rlzona and an unkno"", a..ount or I13l..r diver led for Irr1ga-
<br />lIn"lnHeILC<l.
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<br />Acknowledgment..
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<br />Ct~r B.lie:\(:l~" '.nlch ~.a'.e c""tr\oo'.ed tc lhe ~.'.. .",,,l\"r.ed here~r. Ir.elude th" Bureau o:.r I\ec,"""'t.\tm and
<br />lhe C eologl oal Survey of th.. U. S. Department of the Interlor; the NalloM 1 Weather S..rvl.:le, D..par~lII..nt of
<br />Co<""..rce; the Yuma County Water U....er'" ~elloclatlon; the TllIperaJ Irrigation Dl3trlct; the clty of San Dleio,
<br />Ca 11 f om la, the 0 tay Munlc1 pal Wa ~er Dl.... lrl c t; .",1 the I'lln 1.... tr I of Asr 1 cu 1 tur.. end Hydra" 110 Re"ource.!l of
<br />Mexico. Speclflcnotal1onl"lIIadeofeachofLh..abOvenall..dall..ncle"lIherethe data appear. Th.. courtesy end
<br />coop..ratlonoftho"ellhohaveIU,d..th......eContrlbutlon"areacllnCllllodsed..llhappreclallon.
<br />
<br />Units of Mea.lIre
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<br />Dau cO H..et..d by lhe He~1 ca" Sec 1I ':In are co"'pu~ed and publl ~hed In a Spll.nl",h ver~lon of the lIa l..r bul Je-
<br />tIn 1" tIIl1trlc unIt". Th~ Me.tcan <lata ar.. converted .nd report..1 1n Lhl.... buli.eUn In EnSil",M unit". Conver,,1on
<br />faclors con for.. generally to tn""e In the ~atlonal Bureau of Slan~ard3 MI",c~llaneou", Publlcallon ~B6 "Unlu of
<br />W~lght .nd "....lIure (United Statell Cu~tOlllary 8"0 Metric) . DennlLlon.... .nd Ta~le3 or !Q.ulvale"t".~ HOllev..r,
<br />for conv..n,..nce 1I0..e of the faclor~ have been "horlened and 1II0Cllfled to facl11 t,t.. conver-'Ion, r..conver"lo" to
<br />the orlglnal ",utll IIhen n~cellllary. and Ch.."lllng of .:lata. Conver"lon of th.. lIIean d..al1y d1"charg..", the 1I0nlhly
<br />~veraB" <li",charge, and lhe 1I0nthly and annual volu..e3 rrolll lIetrlC to Engll....h unl t3 1-, dir..cl. For thl" re."on
<br />the 1II0nthly averalle <l13charg~ In cubic f'!..t per lS~CO"d and lIIonthly volUllle" in acre-feet 3holl!l for ,aging
<br />....tat,on~ op..r.t..d by tile l'oellcan Section cannot n..ce""3arlly be obtUneO In the u"uai llIann..r rrOIll the totlJ.
<br />..onthly nOli In lIecond_foot d1l13. For tn<:.> Jallle reall.:>n, ..vaporation and rainfall dala, IIhen ~otahd, llIay not b..
<br />t'Quhal..nt ~o the dlrpc~ o:'onver....lon frOIll ..etnc to Engl1....h unlU. Th.. fol10..1nll factor3 have been u"..d for
<br />data in LIll3 t",lleu,,:
<br />
<br />ME.'YR1CUlIl~
<br />
<br />ENGLISHUIIITS
<br />
<br />illGTHS
<br />
<br />C..nti lIIe~er
<br />Meter
<br />KIlollleter
<br />
<br />O.393101lnch
<br />3.2BOB4 F....t
<br />0.621371Mlle
<br />
<br />~
<br />
<br />S'1uareMeter
<br />Hectare
<br />Square Kllollleter
<br />
<br />10.76j91 SQ'JlIreFeel
<br />2.4710SUAcre"
<br />0.386102 Squarel111e
<br />
<br />~
<br />
<br />, CubiC Meter
<br />1 Cubic Meler
<br />1 Cubic Meter
<br />1000 Cubl e Me ~ e r.'l
<br />I Ltter
<br />
<br />~ lO~3. 74 CUbic Inche3
<br />35.31467 CUblcF..el
<br />1.]0795 Cub.leYard"
<br />0.81071 Acre-Foot
<br />0.264172 U.S. Gallan
<br />
<br />~GHTS
<br />
<br />!:llograrll
<br />H~trlc Ton
<br />l1etrleTon
<br />
<br />2.204623Poundll
<br />2204 .6~3 Pound"
<br />I.I02311ShorlTon'
<br />(2000lb-,)
<br />
<br />B~"lnnlng In 197~, a-' d 3t..p t?war<l ev~ntual publlc~tlon or thl" bulletin In llIetrlc UfllU only, bo~h
<br />Engll-,h ..no llIe~rlC un'l~ ar.. UII~~ to rf'port the r1i':ure.' In th~ de3~rlptive hpadlng" and ror the yearly f111Urell
<br />or U,e annu~l and ~~rio.1 ",ulllllarle", or ~ll Baginll ",~a~lon page". Th.. yearly rigure.... for the "u_arie" are o~-
<br />t..a,ned b! dlr..c~ con..-r,lon, e.cept far tho"~ "tallon' operlte~ by the Mellcan Seclion, "h..re th.. llIetrlc Jy"t.,1II
<br />or un i~" 1 3 u.,,,d. :
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