|
<br />....
<br />....
<br />I\:.
<br />(.t>
<br />
<br />\Iillil::rams per liter !m~l.)-- A Unit expressing the con-
<br />centr:"lion (\f ,hemical ':on~lituenh in ~oJution a~
<br />\~...ifhl rmilligramq 01 ,olute per unit \olume llill:n of
<br />v. all'r; equivJ.lcnl to one part per mllIJL)/l In most stream.
<br />""aler JIlJ ground W3tC'r. One Ihou~and mi~'rograms per
<br />Iill'requal, ] mg/L.
<br />\Iuniturinc "dl- A well de,igned for mea<,unng water
<br />kwls and teslmg ground-":!l<;'f qUalll~
<br />.\tnllth- ThL' ptKe wh("re a ,tn'3m Ji,,-hargc~ Ill;j brgt'r
<br />,In:arn. a lJ.ke. Of lht' ..C<.I,
<br />\ilnllt'- An lUll L:un']sullg of nilfllgen ;md \l\ygen [:\"0,'),
<br />:\"itrah: is a plant nutnent and IS \'cry mobik In ,oil,
<br />:"unpuint ",url't'- A rnllulil'n 'llUf('C that cano,ll be
<br />Jctincd as origmJ.lmg frulll discrete pomt, "uL'h a.. pl['l'
<br />JischJrge AreJ) of ll-rtzllll:r and pL.sti.::idl. appllC;lllllm.
<br />alm'''phcfll" JepO'IlK>n. manure. and nalura[ lIlpUh
<br />trom planl' and tree' are t~ re' l'lnonpoint "lurce po[-
<br />IUII<'n
<br />\ulril'nl- Element,)r compound c\\e-mia! for '-lmm;d ;md
<br />pl:ml growlh, Common nUlrlent, In krtillle-r lIldu-1e-
<br />nilrllgen, rhmrhllru\. and POI'-l"IUm
<br />()rt:aIHK'hl..rillt" pl,..tiddl'-.-\ .-!;h" of ,'r~;mlc In-.,'dicid,',
<br />ulI1laining a high percelltage 01 chk,rine. Indude,
<br />llil:hl,'roJirhcnylclh:l1Ic, (,u,'h .},' DDTI, ,'hl"rinalt'J
<br />,'ydndl,'nc" I\uch as chlnrdan,'l. and l:hlonnat,'J h.:n-
<br />I.CIll"' I\uch ;i' JillJ;Hl'. L ~Io,t orgallu,:hlonnc in,ei.:tl'
<br />cid.., \.Ie-H' nanne-d !x'cau,e pi their carcinogenicity,
<br />to:nJen...y t,) blOaccurnulalC, and loxicLl~ III wildbft'
<br />I'"..tkid,.- f\ ch...mlcal applit'd to crop.., right.. 01 \.Ia~,
<br />Ia\~ n,. or r,'..id,'nl:'" to control \\t't'J... in,ect', fungI,
<br />Ilt.ll\;itw'.... rodent.. or olher "PC'IS"
<br />I'lIo'pl1orll'-\ nUlnem ..."".ntial fl'r gruv.lh Ih;Jt ,.an p[a~
<br />a ~,,~ rol... in ,tilllulating Jl./u;IlIC gflm Ih in 1;11-.," anJ
<br />,Iream',
<br />l'il'I>l'lIril'lpCiI- nne lrillionth (Ilrt~) ollh,. alll('untlll
<br />r,jdh'at'li\il~ r...prt'''l'n1eJ h~ a cum' lei!. A curie- i..th,'
<br />amount of radi,'acli\lt~ Ih;11 ~1Cld, _\,/ \ [010 radioa..:-
<br />IiV<' Ji,mtq:ratllm, rer ,e,',lI1d idp,),.-\ pi","'un,' ~ieIJ,
<br />~,~~ Jl'integralilln.. f'l'r minUlt' I dpm I,ll' O.tJ37 d~h,
<br />Hadnn- :\ naturally ,x'(urnng, colorless, ,,,-Iorless, r;IJi"a..'-
<br />tl\<' !:,!a.. IL'rml'd hy lhe di,im~'gratilln of Ih... demcnl
<br />r;ldium: damaging 10 hum:m lunp \\.hen mhall'd,
<br />Hdl'n.IU',' ,ill-- ,--\ N:\\\Q:\ ,;mlphng ,1I~' ,dl'\.'l,.J ft'r Ih
<br />rd:Ill\l'I~ undi..turhl'J '"On,htHln,
<br />Sl,t1illll'nl- Pamdl", Jcri\<'J fwm rn..:b or biologi,'al
<br />matl'rials. that have been tr:.ln'porteJ ~~ a lluid or other
<br />natural Pf\>(,t'". ,uspenJed l'r 'ellkJ III w;ltt'r
<br />SIH'l'i,'s- POpUbli~lI1"l'f organJ~nh th:lI ma~ interb~ed anJ
<br />produ..:t' lertile off'pnng ha\lIlf "lnJilar "trudurc. hao-
<br />Ih. anJ lun.:tillll"
<br />Slrt'.lInlwd wdillll'nl- The m:.lk'ria[ thai [emr"n>ln[~ I" ,t,I'
<br />!1on~ In the botlL>m of J ,Ire>lm or 01hl'T \.I all'rc,mrse
<br />
<br />~~ \\'JI,,'r QualllY In th.:- L'pra Cl,lor:to,l RI\cr B;bln
<br />
<br />Slud~ l.nit- A maJor h}J.rologic system of the L'mted
<br />State.. in which ;>\,\WQA ..tudi..~ are locuseJ Study
<br />l'nil." are geographil.'ally Jetlned by il (Ombm;l!ion of
<br />grounJ- and surfact'-v.aler fealur..' and g".nerally
<br />encornp:!ss more Ih:!n -+,000 '<luarc milt:, "I' lanJ area.
<br />
<br />Sur[an' \HlI,'r- An open buJ~ (If wal,'r. ,u,'h ::1', a lake.
<br />ri\er.,lr'lream,
<br />
<br />SII..pt.lldt'd ,t.dilllt"lIt-P'-lrudl" ~,f HICk. ',lIlJ. .."il. and
<br />orgamc d,.mtu' cJITI,.d 111 ,u'pen'lon mlhe v.aler l:ol-
<br />unl!). in contrJ"tlu ,eJlI11ent lh:ll mO\l', on or near Ihe
<br />sln:ambeJ,
<br />
<br />Sy lIuptic "ilt"- Sill''' ,ampl...J J.unng a short-tl'ml ill\'esti-
<br />galh'll of sp<-"'lll( wal('r.'-lualll~ ':"l1dlllun~ JUflng
<br />,e1L'l"led ~L'a"Hlall'r hy JWh:>gIC nlllJilhln' 10 proVide
<br />Impw"ed 'pallal re'nhlll~lI1 101 \.'flIlL'al wah:r-qualit}
<br />cllnJili,'n"
<br />
<br />Tran' d,'nlt'lll- --\n ekn1<.'J\1 found in C1nl~ minor a1l1,)unh
<br />I COll,'emf3lllJlh Ie" Ihan 1.0 l1lilh~r:irn pt:r lit,.n in
<br />","':iler nr ,eJ.imelll; IIlduJe.. ~1r.,ell1(. ,'a..imiull1. chro-
<br />mium, ,'oppt.r. k::u1. lllaL.ur~, 1I1,,'~el. Tinc and selenium
<br />
<br />l 'n-iulli/,l'd :lIl1l1111nia- ThL. n,'utral Illml11t ammlmia-
<br />nitrogen 111 Wall'!'. lhuall~ (l,:cUITmg;h ;>\H/)H, lTn-
<br />IOnlll'J ammollla I' th,' principal fmlll of allllllOllla that
<br />I' lO\ic III ,Il.juatic !ile. TIll" rdatl\<" proportion ~,f un-
<br />IOllll,ed 10 Wllll<:J amJl\onlJ I ~II~ ~11' ,'onlrnlkd by
<br />v. aiel' I~'mperature ;ll1d pH. Attell1pefature, anJ pll val-
<br />u..... tYPI,'al 0' nh"t n;ltura[ walas, the inni,t'd fonn i,
<br />J')lllinaru
<br />
<br />\.ulalik llrl!<lnic l'urnpouluh (\Ol'sl- Org;lI1ic chemical:-.
<br />thai ha\(' ;1 hl~h vapor pf(.'~'llf'" rdali\'e 10 Ihl'iT water
<br />"llubdlt~ voe" mduJe ,'lllllponcllIs 01 gasolin,'. fuel
<br />nils. and luhnc;ll1h. .1' .....cll as "rgani,. "l[vcn"'. lumi-
<br />g;UlI", ,ome Iller! l11!:,!r,'diel1l" 111 pe,tlcIJes, and some
<br />hy. -pflldud~ of .:h!i.rinl' Ji,infeclion,
<br />
<br />Wllh'r-llualil~ l!uiddillt,,- Sp,'cillC !evels of water l./ua[ity
<br />,\ hlch. II reached, l11a~ J,hC'r,dy alkct human health Of
<br />aqu:llh..' llle, Thl'se are n')l1enlnrceahle gUIdeline.. Is<.UCU
<br />py. a go\'Crrlllll'lllal ag,'nc~ 'll' ,lth",r 1Il'lilUtlOlI,
<br />
<br />Wah.r-l.jllality "land:lrds- StalL'-aJnp!ed anJ US Envi-
<br />ronnwntal Pwt"'ctHln Ag"Il"'~ -apprnvcJ ambient Slan-
<br />d.lrJ~ h'f waler !'>.,,-lleS, StanJ.aflh In~.luJl' the use of the
<br />v.Jter I-ot.xl:-- :inJ th.. v.at,'r.qualit~ cnlena IIMt must ~
<br />met (,I proted the Je"lgnated u"" \)r US""
<br />
<br />\\ah'r ~t..lr- The conllnuou, l~-month peritxl. Octob<:r I
<br />through Sl'ptt'mher 3(). III L.S Geol"!:ll'al Survey
<br />repl,"' Je.lhng v.lIh Ihe 'urfac't'-wall'r suppl~ The
<br />water ye;\f I' de'lgnatt'd b~ the calt'nJar year ill which
<br />II end' .md v.hich incluJ", II III th,' [~month.. Thus.
<br />th,' y."'ar "lIding Sept,'ml'>er 30. I%u. is refeIT"d to h
<br />v.;ll,,'r ~t'Jr 19S0,
<br />
|