DRAINAGE BASIN) E R 15 T M E E P V 16 L I

Home , Pocantico River, Saw Mill River

PO CA NT t I e C e r O t S R d e IV OSSINING TOWN m E a R n n D U RA TOWN OF MOUNT PLEASANT IN A GE B AS y IN w k P

e t 26 a t S

c i n NEW YORK o c a 25 T NEW CASTLE NYSDEC MS4 SPDES PERMIT NO.NYR20A 188 24

14 19 21 OUTFALL LOCATIONS 18 110

T 17 a c o n 20

e i 27 c S v S A

t d W

n a t R o STORM SEWERSHEDS (DRAINAGE BASIN) e r 15 t M e e P v 16 l i

r I k R L

a l w il L

C M y 22 28 R 13 d IV R E n B r ou R u ld Hudson River b e D h r e s T R v a rl A A n W I OUTFALL - MAP ID NORTHING EASTING STREET LOCATION RECEIVING to N e rl A a y C T G a u

1 835429.92 666523.68 Country Club Lane North Hudson River d E w r t R e l e B v i b e A r l

a 2 835148.53 666577.04 Country Club Lane South Hudson River b S D c n b I k L N a l r l W i c

s a H

d y e r l

C a p

h H p

a A Pocantico River p 30

p A

a 9 12

OUTFALL - MAP ID NORTHING EASTING STREET LOCATION RECEIVING y u

a w

d e

3 833521.40 672249.34 Sleepy Hollow Road Gorey Brook t

a t

S R 4 831611.61 673948.08 Kings Grant Way Pocantico River am p p 48

m 31 5 830794.06 673772.98 Old Sleepy Hollow Road Pocantico River a R Rd Dr 49 le Heritage bb 6 833688.21 678871.42 Old Sleepy Hollow Road Beech Hill Pond ra 113 sc rd Ha r D 7 835151.59 679337.94 Pocantico River Road Beech Hill Pond r e D r o w 29 h e C 8 835142.59 680663.79 Beech Road Beech Hill Pond i ec S v i t li s a e e Ln k 35 r 9 836689.25 679305.12 Briarwood Lane Pocantico River a C L H e r O ita 10 836994.52 679932.31 Briarwood Lane Pocantico River g ld 32 e D F 59 BRIARCLIFF MANOR r a N r

11 837346.70 679986.91 Beech Road Pocantico River

n R

L d

d D t l 12 843846.77 678627.89 Washburn Road Pocantico River rivew rch S S ay hu e C i PLEASANTVILLE 33 f 60

e N

13 845753.90 679030.82 Doxbury Circle Stream e

D Y

14 847306.25 679191.06 Fox Run Road Stream C 34 50

D 15 846609.18 679085.92 Pine Hill Court Pond d 61 R r ld E e D fi 23

d n 16 846656.97 678728.45 Pea Pond Lane Pond o 51 P

o e

W h 52

p K e

17 847082.80 679008.84 Pea Pond Lane Pond t

109 S E

D P N 18 847383.58 679352.54 Carleton Avenue Pond lea e s e an O tv r S il f l le i d R e d 19 847312.74 680333.23 Chappaqua Road Pond l F I d C a L 47 r n m O

20 847154.90 680690.10 Chappaqua Road Pond S R

Lake R 21 847289.00 681600.19 Chappaqua Road Pond St S 53 E POCANTICO RIVER DRAINAGE BASIN U idge Rd r R s Bea S o

22 845852.07 680502.24 Summerland Lane Stream T n

r W i E a a

11 p a

R 112 p t Brook Ln R 23 839413.14 683419.92 Woodfield Road Lake Dixon c i d 36 44 n h R

g P a H V

a 10 m W i l 54 l l 24 848247.85 684247.85 Chappaqua Road Catskill Aqueduct m O p T King S a a 39 t R

e y c d o t r I 111 ee n tr L R 25 848570.60 684457.09 Chappaqua Road Catskill Aqueduct B i d S c me n e S na e Un t c a y 58 D 9 h te a 26 849107.81 685776.54 Chappaqua Road Catskill Aqueduct d

d H P w R d R R 37 45 i k l t l l w a l s i o U R y r 27 846559.16 687612.60 Hardscrabble Hill Road Pond u n A H d c B n a n o Ln HUDSON RIVER m Larrys I L o e N r P c d 55 109 839491.18 683300.83 Woodfield Road Pond D 43 a a S 57 4042 t l A B d re m n e 56 DRAINAGE BASIN a E t e l G d r 110 847192.73 682258.47 Washburn Road Pond to Brook d o g L e n P 1 P o N E oca w o nt n a ico W B S o Ri 8 d n ve p r 46 y R o d 41 n r H B e r d u y n o c o i

A n e l L n l H 7 o A

2 S v L H R w a le e e i a l g g d i l e C S p C e Saw Mill River d n y i 38 t i e t n H v g R I o r t i R A l ut S A N lo aln l W V

b w d e n OUTFALL - MAP ID NORTHING EASTING STREET LOCATION RECEIVING i U a R l nn n d k a n m y n 63 i e a d r 28 845769.90 689898.42 Former Undercliff Road Saw Mill River P Hwy 117 S L State t o F re

e s t S 62 t ilton Dr 84

E e M R u

29 842003.32 687460.89 Hays Street Saw Mill River n t 83 d o R

g s n n e 85 t d L R E R i 3 D 30 843794.06 693987.30 Deerfield Lane North Pond e d 6 a a v i r m V n A i

R I d p 70 n 71 g e ir 31 842682.03 693113.02 Mountain Trail Bear Ridge Lake R r r V R w a o ll W 73 86 o S

N H 32 840962.72 692609.31 Colony Glenn Drive Bear Ridge Lake t y a p t e e O e 72 H

l r 33 840556.31 692523.28 Church St Bear Ridge Lake A S w S l 74 D b y

a e 87

9 k D n 68 T

34 839818.12 692476.63 Manor Lane Pond y A a

a l d e c t

P v y s U R o w A o e d n k R ls o s P l ic i i s ns 35 841459.25 693534.33 Fawn Brook Court Pond H c r W e t K u e H ld R v O 88 S i b R d t l g a il n m e i t M W l u 36 837103.63 684496.58 Choate Lane Pleasant Lake e y v l l w o A o o P a m S i n R C k n e H g r 37 836194.99 684468.37 Woodland Drive Pleasant Lake w an P r e y c l a v 89 d o A 4 w R 7 ck W ollo y 11 P a py H Hw 67 l d 38 834601.30 684726.05 Leroy Street Stream S Slee te in Foxwood Ln l d ta L e Ol S e p r

D 90 y 39 836792.19 685076.12 Lake Drive Pleasant Lake 5

H e

o k

l a l l

o t t

40 835615.30 687660.83 Stanley Street Saw Mill River s w

S e R

e d W c 41 835480.62 688168.81 Booth Street Saw Mill River E r d e x 65 t R l m il 42 835961.48 688539.36 Rosalind Avenue Saw Mill River H m Ze o is r s Dr e C w

o U 43 835669.38 689163.75 Francis Avenue Saw Mill River T E n l w n 75

y a St a o a m o 64 44 837102.55 690200.32 Douglas Drive Nanny Hagen Brook te w H d w d e y a d S 1 A 17 o u r t v to B S n e ve P 45 836788.48 690276.01 Samson Drive Nanny Hagen Brook xington A t C Le r ar e k y ro w s e k s t P S 46 835059.59 690144.55 Francis Avenue Saw Mill River r t e s St E iv W Cros R l 47 838217.10 693444.99 Stephen Drive Catskill Aqueduct il r 91 M D w e a v e A k 48 842780.85 695993.01 Laurel Lane Pond S a n l t a i s

h e 49 842461.78 696522.49 Cecilia Lane Pond t t e y re W t P S C d sea St 93 e hel o m S C 50 839706.00 695019.34 Munson Road Pond a m

n a e n m M v U w t S e A y ad 92 M ro B r r Pl s y 51 839267.57 695370.68 Deerfield Lane Pond t c alse l H i e u l e

b e 66 n Rd R A S i v m t rd i v L o e u

52 839099.26 696016.50 Deerfield Lane Pond f l

d e r

e o e e B r n

S D i 94

C R g L h

B d e n t i d e L t e d

53 837670.81 695281.89 Meadowbrook Lane Catskill Aqueduct k o e r g o e M r nw R a d e e m a i e r e Gr t d a r L R t a S h n t S W n i 54 837032.03 695051.70 Meadowbrook Lane Catskill Aqueduct d u h

d r a

e A m i s l 95 e t m l t v

t i m s a a m e Ln A E d n n u oo a A enw v B l re 55 835858.17 694482.11 Larry's Lane Catskill Aqueduct n S G w n POCANTICO WATER v A U n e r a o e v U d o e 82 POCANTICO RIVER y d 56 835524.74 694783.86 Virginia Lane Catskill Aqueduct A A ve DISTRICT WATERSHED y vens A 96 v te w v E S k e e 77 P 76 Ave 57 836286.36 695570.46 Palmer Lane Catskill Aqueduct DRAINAGE BASIN k evens o E St ro B 78 58 836358.37 696350.84 Pheasant Run Road Stream in NORTH CASTLE ra ns Ave p Steve y S W 64 829302.43 686539.80 Broadway Saw Mill River w 108 Pk s St d r arle R F e t 79 h C e iv o S g R ll x d 65 830043.69 685939.29 Broadway Saw Mill River i e h e

M c l i l t w r l 80 u a e Bedford R S R St R d R G h L g 66 827025.84 686187.21 Brady Avenue Saw Mill River m d E Hi Rd a 81 o r m i r ve l SLEEPY HOLLOW i l e d R o ill o M n w g aw C 67 831309.10 687145.42 Commerce Street Saw Mill River S z a e y D

r L L 68 832300.32 688360.75 Commerce Street Saw Mill River i n n T a 69 e c 70 833233.45 689434.82 Columbia Avenue Saw Mill River o R n i c

i S 71 833235.78 692442.58 Whittier Drive Pond d t a t g e 101 P e A 72 833049.52 692220.77 Rolling Hills Road Pond k w e r y a L to r i 73 832944.81 691865.13 Rolling Hills Road Pond L R n a d k e e

74 832790.35 693085.90 Nanny Hagen Road Pond R d 108 824802.75 682640.96 Old Saw Mill River Road Saw Mill River B 100 ra d h 111 836652.69 684283.91 Choate Lane Stream u rs t A W NYC DEP KENSICO RESERVOIR DRAINAGE BASIN S v a e p

e l e 112 837457.69 695792.86 Palmer Lane Stream r l n a S v

i i t A 107 n t s L d B T 99 e R U 113 842245.78 697533.99 Tall Tree Lane Pond e tage a u ot r c

r e C o n Pl b n n t shin n o W An e S un o n a

S L a ll m i S d k c t m u

g S a e S l P U l a e t o

m a e d k n d

a w t i C w n e

n S m n a P M y m t a 102 R r k U e w i e P l e y l d t R S

Kensico Reservoir i t v r 98 e TARRYTOWN RESERVOIR e e r t R ay OUTFALL - MAP ID NORTHING EASTING STREET LOCATION RECEIVING p Drivew DRAINAGE BASIN m d a W

R S L Legend 59 841006.76 697813.32 Suzanne Lane Pond a ke

e t D Av linton S r 60 840433.28 699548.82 Runny Meade Road Bronx River TARRYTOWN B view C e ake oad e L emetery R ridge St - C amb L C

61 839574.54 699061.78 Meadows Road Bronx River i n Kensico Reservoir Outfalls

B T 62 834450.09 698446.27 Spruce Court Catskill Aqueduct l a Bronx River v C c J d M e o n e m a i f f c d e 63 834499.72 698706.87 Hollow Court Catskill Aqueduct OUTFALL - MAP ID NORTHING EASTING STREET LOCATION RECEIVING e S i r t C s e t s e a o Bronx River Outfalls r o t n y m e n

e A 69 823484.27 688642.82 Commerce Street Saw Mill River R P 78 825200.51 692806.76 Lorenz Drive Pond A

e t e k v o v v 97 w e r a y e

A y

d t T 75 829501.94 690219.43 Rolling Hills Road Pond R a

79 824697.45 692998.71 Adaline Avenue Pond s o c r a o

u n d i h c Sawmill River Outfalls

80 824516.00 693209.96 Charles Street Pond 76 825458.40 690528.24 Stevens Avenue West Clove Brook d S S a ta AW r te M B P I k 81 824254.34 693082.67 High Street West Pond 77 825504.47 691749.63 Stevens Pond Avenue East Kensico Reservoir LL w R y Ke IV nsic ER 114 o Da 82 825824.59 694523.21 West Lade Drive Catskill Aqueduct 97 817944.18 686033.64 Armand Place Davis Brook DR 103 m M Pocantico River Outfalls AINA G r 83 833787.11 698004.32 Valentine Place Catskill Aqueduct 98 820063.80 689796.52 Lakeview Avenue Davis Brook E D 104 BA n S io IN g 99 820980.02 689726.52 Brook Street Davis Brook e 84 833879.70 698904.01 Nanny Hagen Road Catskill Aqueduct L Tarrytown Reservoir Outfalls B r 100 821734.31 690003.07 Suzette Lane Davis Brook o 85 833833.19 699319.40 Nanny Hagen Road Catskill Aqueduct a r d D w

n a 101 822852.26 690864.51 Heighclere Lane Clove Brook y 86 833028.55 698472.70 Nanny Hagen Road Catskill Aqueduct io g e Hudson River Outfalls 102 820402.60 691515.52 Beech Street Kensico Reservoir L 105 87 832403.16 697936.49 Old Kensico Road Kensico Reservoir e v BR A 103 816958.73 691863.87 Legion Drive Davis Brook O o 88 831910.85 697869.47 Old Kensico Road Kensico Reservoir NX ic R s IV n ER e RidgeLine 104 816587.74 692942.52 Broadway Davis Brook D K 89 831372.02 697671.03 Eastview Court Catskill Aqueduct RA INA 106 S 105 815456.40 692942.52 Kensico Avenue South Bronx River GE B 90 830854.62 697604.40 Eastern Drive Catskill Aqueduct ASIN 91 828333.10 696566.43 Birch Brook Drive Stream 106 814635.85 692303.11 Kensico Avenue South Bronx River 92 827309.29 696393.92 Halsey Place Stream 114 816925.80 692153.32 Legion Drive Davis Brook GREENBURGH 93 827638.03 697039.58 Eastern Drive Stream Ridge Line

94 826881.54 696060.97 Greenwood Lane Pond Tarrytown Reservoir e v

e OUTFALL - MAP ID NORTHING EASTING STREET LOCATION RECEIVING l 95 826220.66 696056.70 Greenwood Lane Pond s i l Mount Pleasant Boundary r

a 96 825665.48 696009.43 Beech Place Kensico Reservoir 107 821054.93 674378.00 County House Road Tarrytown Reservoir C

Notes: SCALE Location of Outfalls shown hereon as per Northing & Easting information School District #1 Ossining Sewer District supplied by the Town of Mount Pleasant. Ossining Fire District Ossining Village Water District 0 750 1,500 3,000 4,500 6,000 Coordinate System:NAD1983-State Plane New York East - Feet TOWN OF MOUNT PLEASANT Planimetric data obtained from Westchester County. Feet OUTFALL MAP

STORM SEWERSHED (DRAINAGE BASIN) MAP Prepared: October 8, 2010