P bli D ment N 5 u c ocu o . 7 FOURTE E NTH ANNUAL RE PORT O F T H E ME T RO PO L IT A N WA T E R A ND R D SE WE RA G E BO A . FO R T HE Y E AR 1914 . BOS T ON WRI H PO E R PRIN IN CO S A E PRIN E RS G T TT T G T T T , 32 DE RNE S RE E T T . 1 1 . 5 9 . C O N T E N T S . r nz tio mini tr t o I . O ga i a n and Ad s a i n , o r f e r and E m o ee B a d . O fic s pl y s , Metro o t ter o r o str tio p li an Wa W ks C n uc n , te r or M inte e Wa W ks a nanc , 1 tor e Rese r oir ( ) S ag v s , 3 m in tatio s ( ) Pu p g S n , (4 e ines ) Pip L , 5 Pro te t o of the te r ( ) c i n Wa Supply , 6 nto r Sewe ra e o s . ( ) Cli n g W k , 9 Rai a l and te r ( ) nf l Wa Supply , 10 te r o m tio ( ) Wa C nsu p n , ’ W r . ter o s i a cial tate me t V a W k F n n S n , ( 1 ate r oan Re e ts me t ) W L s c ip and Pay n s , (2 ota te r De t, Dece m e r 3 1 , 19 14 ) T l Wa b b , (3 Li etro olitan te r o a i n u ) p Wa L n and S nki g F nd , (4) ter Assemme nt, 19 14 , Wa i 5 ter to C tie ow o t e of Di tr t to Wte r o m e ( ) Supplying Wa i s and T ns u sid s c and a C pani s , ’ 6 E e it res for the Difie re nt or ( ) xp nd u W ks , (7) De tai e a cia t te me t n er Me tro o l t n te r Act l d Fin n l S a n u d p i a Wa , a) E e it res D r e me t ( xp nd u and isbu s n s , b e cei t-s ( ) R p , d i lities ( ) L abi , 1 ort Me tro ol ta e we ra e te m o tr t o ( ) N h p i n S g Sys C ns uc i n , 2 ort M etro o l ta Sew e m e tem M i te ce ( ) N h p i n g Sys a n nan , e w er m i tat o S s and Pu p ng S i ns , 3 o t Me tro ol t e w er e te m o tr tio ( ) S u h p i an S ag Sys C ns uc n , 4 o t Metro ol ta Se wer e te m M i te e ( ) S u h p i n ag Sys a n nanc . ewerage or a t te me t S W ks Financi l S a n , (1 ) Metro o it n e we r e o ece t me t p l a S ag L ans , R ip s and Pay n s , o t Me tro ol t te m S u h p i an Sys , (2) ot l e w er e De t D e e m e r 3 1 1 9 1 4 T a S ag b , c b , , ort M e tro o i tan te m N h p l Sys , (3 ) ort o t Metro o it o a in n De e m e r 3 1 , 1 9 1 4 , N h and S u h p l an L n and S king Fu ds , c b 4 n l ro ri tio s e e t E e t re ( ) An ua App p a n , R c ip s and xp ndi u s , 5 e w e r ses me ts 1 9 14 ( ) S As s n , , 6 E e t re for the Differe r ( ) xp ndi u s nt Wo ks, iv CONTENTS. E eer of te r or Re port of Chie f ngin Wa W ks , r z t o O gani a i n , o tr t o C ns uc i n , er el e ree Water Pipe Tunne l und Ch s a C k , - M 1 11 Mi to Additi o nal 24 inch ain l n and Quincy , New i - e r e ese r o r or e M H gh s vic R v i and F c ain , t - i M rom the e to e t Six y nch Supply ain f W s n Aqu duc , f ow e r at the r D am Sale o P Sudbu y , me t b t of or e te r for o f ter rom W e tt Wate rsihed Pay n y Ci y W c s Taking Wa f achus , M i te e a n nanc , i e of te r e Ra nfall and Yi ld Wa sh ds , tor e e e r o r S ag R s v i s, e tt e er o r Wachus R s v i , e tt Dam Wachus , r e e r o r Sudbu y R s v i , r mi m e er o r Nos and3 F a ngha R s v i s , ' M e e o or 1 n e r w m isc llan us W k C da S a p , l o to te Reservo 1rs Ash and , H pkin n and Whi hall , rm o Fa P nd , e o t te Lak C chi ua , r r m w ter for the of the Me tro olt D tr t has e e t e Sou ces f o hich Wa Supply p i an is ic b n ak n , e t Aqu duc s, e tt Wachus , r Sudbu y , o i t te C ch ua , e to W s n , m t t o Pu ping S a i ns , e t t Ch s nu Hill , ot o Sp P nd , r to A ling n , e r Hyd Pa k , o m t o of ter C nsu p i n Wa , Meter of e r e e ing S vic Pip s , te r e t e the Me tro o t nDi tr t Wa suppli d Ou sid p li a s ic , it of te r Qual y Wa , it r e tio San a y Insp c n , w m D t e roo S a p i ch s and B ks , rote t o of the i tr t o P c i n Supply by F l a i n , ore tr F s y , D tr t e er o r is ibu ing R s v i s , o t o e l e r l e e r o r Sp P nd , F l s and B a Hil R s v i s , e t t i e e r o r Ch s nu H ll R s v i , e to e er o r W s n R s v i , e r Hi e er o r Fish Hill and Waban ll R s v i s, M e l e o tr t re isc l an us S uc u s , e ne Pip Li s , e 24- Ma o n ro w e e R laying inch in B ad ay , Ch ls a , e i 24 - e e Cl an ng inch Pip Lin , er o r d e And s n B i g , o e t o w t C nn c i n i h Lynn , e r e o e r o to a ro Pip B idg v B s n Alb ny Rail ad , re e B aks and L aks , Meter o f te r to M t e ing Wa unicipali i s , e or i re re e R c d ng P ssu Gag s , E e tro l c lysis , i to e w e Di o or Cl n n S ag sp sal W ks , ro—e e tr o wer t t o Hyd l c ic P S a i n , E eer ngin ing , CONTENTS ‘7 rt of E n ee r of e wer e or Repo ngi S ag W ks , M etro o t e wer e D tr t p li an S ag is ic s , d o l t o Areas an P pu a i ns , Metro ol t e we r p i an S s , e w er r o str te t e r o e t o S s pu chased and c n uc d and h i C nn c i ns , o tr tio C ns uc n , ort Me tro o it te m N h p l an Sys , e tio 69 e te r S c n , Winch s , e t o 70 e te r and obr S c i n , Winch s W u n , e t o 57A e e re S c i n , R v , Dee r l t l E te o Is and Ou fal x nsi n , o t Me tro ol t tem S u h p i an Sys , e t o 43 e ie t Nut S c i n , R l f Ou fall , Island w e t - o r r o ro i e t o 70 H h- e e Se w e r T n y f u Inch B ick Siph n C ss ng , S c i n , ig l v l , o e o f or and or e e m o e Sc p W k F c pl y d , Dee r m n t t o D we Island Pu pi g S a i n and lling , E t o to m i t t o as B s n Pu p ng S a i n , r e to w m n t t o Cha l s n Pu pi g S a i n , Maiden e r o Riv Siph n , Nut l t tio Is and S a n , Dr i e rom er e e lat e e or e te r Wobui n a nag f Tann i s , G in and Glu W ks in Winch s , and Data re lating to Are as and Po pulatio ns contribu ting Se w age to Me tropo litan Se w e rage ort Me tro o it te m N h p l an Sys , o t Me tro o i t te m S u h p l an Sys , W o e Metro o t te m h l p li an Sys , m i t t o Pu p ng S a i ns , t and e u t Capaci y R s l s, ort Metro o l t te m N h p i an Sys , Dee r m t t o Island Pu ping S a i n , E t o to m t tio as B s n Pu ping S a n , r e to w m t t o Cha l s n Pu ping S a i n , e wi e roo m i t tio Al f B k Pu p ng S a n , o t M etro o t tem S u h p li an Sys , ar tree t um i t tio W d S P p ng S a n , m t t o Quincy Pu ping S a i n , Nut ree - o e Island Sc n h us , uin e w e ti t t o Q cy S ag Lif ng S a i n , Me tro o t e w e r e t a l p li an S ag Ou f l s, M te r ter e te at the ree a ial in c p d Sc ns , 1 .