What's a Watershed?

Home , Americano Creek, Bolinas Lagoon, Estero de San Antonio, Gulch, Lake Lagunitas, Marin Creek

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y e l l S a la V u g h t d e r R h 48 ro o e u t s s e E Petaluma - Valley Ford R R d d Marsh Rd 2 P et al um a - Va ll ey F Estero Americano or d Rd Watershed What's a Watershed?

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d n R i All the land that water flows over, or under, on its way l R

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d r to a creek, wetland, Bay or Ocean. Everything on the

e ff Rd l ker Blu 49 l Whita a V land is part of that particular watershed. This includes

d R Fa d SONOMA buildings, people, plants, wildlife, etc. - and pollution! llon k R r -T c e 138 wo Ro Roc o p k w p Rd n-T llo e Fa P COUNTY 101 Marin has many different watersheds.

Tomales Petaluma Rd Bodega Ave

Dillon Beach S S p r i te n m g

H d p i R Tomales l h l l ac e R Which one do YOU live in? e B Rd W C d on luma r ill Peta a e D ales t e S Tom e k pri r ng s Hil hed l Rd

113 e Av Pe ern tal 33 est um W a B lv t d St S a ve te A D H i rn gh te w es ay 1 Spr W 1 ing 6 Hill R d U

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LAGUNA LAKE S t 26 I a t S e t T s

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e 111 V 1 o 0 s n e 1 il B h a C y D St Walker Creek d R s e y e d Watershed R R t P o i a n m o San Ant t lu onio Rd S an A n a ntonio R t d A e P n 128 a S

M ar sh al l P e W 98 ta S l i u l m s a a o n

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H A k 125 ev i n l il l l t e R o R d n d Wa io Pacific Ocean ter Cre she ek d d R

a Eastshore m u l SOULAJULE RESERVOIR a 6 t e P

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t il l n e i 144 o R P d Novato Creek 106 123 7 3 114 ay hw ig Watershed H 21 e 13 at St

r N arin D ov San M at o B lvd ABBOTTS LAGOON 93 n L 99 s d n v STAFFORD LAKE o l B m A d 112 m th i o e S r o t on Blackpoint w t A e d S v v e e

A h R t n 7 o s Tomales Bay Lagunitas Creek l e i Inverness v Novato W 43 A 133 S o ir l b F a 134 54 ra i n Watershed D c is D ra 9 k e 37 7 3 B y lv a d Indian Valley w 40 88 h ig 3 H te 118 ta 65 S 55 ky P Bel Marin Keys 145 t 25 se n NICASIO RESERVOIR u B 66 S e l 68 64 M I 82 g a Pt. Reyes Station n r a i 97 c n i o K

B e o 117 lv y r d s

B e F 7 l t r v a n d s c Nicasio e s Loma Verde E D

r 74 a s k ' e 96 63 B e lv d k d N R 58 i y a c lle a a r V s s i a o c D u V L a l l 95 14 e P y

Olema R M o d ille in r C t W re R 39 ate ek 73 e 132 rsh Marinwood y ed St. Vincent's e San Pablo Bay s Lucas Valley e W v 27 N A s a a in a 10 l 92 l t a t G i e s o Forest Knolls a rs n L Gallinas Creek h a Lagunitas 130 ky l 103 P e 156 s 57 Watershed Sleepy Hollow ita d S B re u F Woodacre t T e te l Santa Venetia e r rf u i n D e S a l a an d M e P t e R dr a o s 28 d Rd g

h h t r o o N Civic Center Lagoon Drake's Bay re R KENT LAKE o 136 W s 50 15 s l a V Fairfax Los Ranchitos fae 110 te a a C R r l en d t n s l er e Point San Pedro 23 e B 116 a h lv San Anselmo S h 5 s d y th r A 17 e e v t 105 146 e a d 135 W 127 Miracle Mile d ro R Ped 4th San Rafael an 1 St nt S 104 155 38 Poi WILDCAT LAKE 3 91 rd St y t

S What’s In Our Watershed? a 70 D 131 B P l W i 72 oodla e n nd Ave 84 122 a W e 19 F f r a a 107 e n a G d c a r is R  There are over 100 rare, threatened, or endangered species that live in Marin’s t Ross 31 G c u o e e lf B n 79 l o l PELICAN LAKE BASS LAKE r 75 BON TEMPE LAKE PHOENIX LAKE v a s c 85 Kentfield W d S S watersheds - e.g. Northern Spotted Owl, Red-legged Frog, and Tiburon Lily. h ir h Fr 80 an e ALPINE LAKE ci 36 154 s D 29 143 ra d ke LAKE LAGUNITAS M B a lv g d n 16 o l 109 83 152 ia 101 A 30 v San Quentin 45 71 e  About 100 creeks in Marin contain endangered or threatened salmon, steelhead, or a 108 18 153 580 5 Doherty Dr 76 I-58 78 0 89 B Larkspur 8 o 142 42 l combination of both. Stay out of these creeks from January through May when fish i 44 n 77 a s 67 32

R 151 i d d B 11 g a 81 are laying eggs and/or hatching. They're often invisible to the naked eye. e o o R 87 R re l d i in F de Corte Madera a S 94 a h r 52 s o 24 G d re a 139 L li ro 53 129 n 12 il Mill Valley e a P a R a g H 90 ra w di o y s  There are over 13,000 storm drains in Marin. In addition to carrying rain, these drains e

1 D o o r t n 137 Watershed l A 22 Paradise Cay o

140 n also carry pollutants from streets directly to local creeks, bays, and the ocean. 115 i Bolinas 51 102 m 20 a R 4 148 C B Stinson Beach e lith ed d al e A d ve lv Tiburon w B 47 P n d e  Only rain should go down a storm drain! Soap, lawn clippings, paint, wash water, pesticides, a l W G o n R 150 41 e o Mill Valley 141 tl r g s o a t re a m n T Watershed 124 r i 126 d F c Bolinas Bay t H used motor oil, cigarette butts, etc. should NOT! Learn more at www.mcstoppp.org 149 e 120 M y w il C le w y r r H A v s e d S r h o h e o or Homestead Belvedere e w li e y n e d e w 86 e k H d R

69 e n i l Watershed

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S 34 R S Tiburon t 119 i BELVEDERE LAGOON a 35 c t e h H i g Marin City a h w 100 r a B d y ri Belvedere Pacific Ocean d s 1 g

e o w a 60 y n B 56 101 lv B 61 62 d a Muir Beach y F i n d T h a t C r e e k ! 59 Sausalito Legend 1, Alamere Creek (St) 24, Cataract Creek 47, Eskoot Creek (St) 70, Kent Creek 93, Millerton Gulch Creek (St) 116, Red Hill Creek 139, Stewart Point Creek Angel Island 2, Americano Creek (St) 25, Cheda Creek 48, Estero Americano (St) 71, King Moutain Creek (Brixon Creek) 94, Morses Gulch (St) 117, Redwood Canyon 140, Stinson Gulch (St) 101 Sausalito City 3, Arroyo Avichi Creek 26, Chileno Creek (St) 49, Estero de San Antonio (St) 72, Kittle Creek 95, Muddy Hollow Creek (St) 118, Redwood Canyon Creek (St) 141, Sutton Manor 121 4, Arroyo Corte Madera del Presidio (St) 27, Coast Camp Creek (St) 50, Fairfax Creek (St) 73, Laguna Creek (St) 96, Nicasio Creek 119, Redwood Creek (Co & St) 142, Swede George Creek Watershed Town or Community 5, Arroyo Hondo (St) 28, Coast Creek (St) 51, Fern Creek 74, Lagunitas Creek (Co & St) 97, Nicasio Creek (Co & St) 120, Reed Creek (St) 143, Tamalpais Creek (St) San Francisco Bay United States Highway 101 6, Arroyo Sausal (Co & St) 29, Copper Mine Gulch (St) 52, Fern Creek East Fork 75, Lagunitas Creek (Upper) 98, Nick's Cove Creek 121, Rodeo Creek 144, Three Peaks Creek Rodeo Lagoon

RODEO LAGOON U

7, Arroyo de San Jose (Ch) 30, Corte Madera Channel (Ch & St) 53, Fern Creek West Fork 76, Lagunitas Creek E. Fk. 99, Novato Creek (Ch & St) 122, Ross Creek (St) 145, Tomasini Creek (St) n

e Interstate 580 Watershed d

8, Audubon Canyon Creek (St) 31, Corte Madera Creek (Ch & St) 54, First Valley Creek (St) 77, Lagunitas Creek Middle Fk. 100, Nyhan Creek 123, Rush Creek 146, Upper San Anselmo Creek (St) S

9, Baccaglio Creek 32, Corte Madera Outfall Channel 55, Fish Hatchery Creek (St) 78, Lagunitas Creek W. Fk. 101, Oakwood Valley Creek 124, Ryan Creek 147, Walker Creek (Co & St) s

CA State Highway H

10, Barnabe Creek 33, Cove Creek 56, Frank Valley Creek (Co & St) 79, Lance Gulch (St) 102, Old Mill Creek (St) 125, Salmon Creek (Co & St) 148, Warner Canyon Creek (St) h

a Major Road 11, Barthelemy Gulch 34, Coyote Creek 57, Gallinas Creek 80, Lancer Creek 103, Olema Creek (Co & St) 126, Salt Works Canal 149, Webb Creek y

12, Barths Creek 35, Crest Marin Creek 58, Glen Brook Creek (St) 81, Larkspur Creek (St) 104, Olema Gulch 127, San Anselmo Creek (St) 150, West Creek Creek 13, Basalt Creek 36, Cronin Gulch 59, Glen Creek 82, Leveroni Ditch (Ch) 105, Peacock Gap Creek 128, San Antonio Creek (St) 151, West Fork Swede George Creek Creek with Steelhead (St) 14, Bear Valley Creek (St) 37, Deer Island Channel 60, Green Gulch Creek 83, Lewis Gulch 106, Petaluma River (St) 129, San Clemente Creek 152, Wilkins Gulch (St) 15, Big Carson Creek 38, Deer Park Creek 61, Green Gulch North Irrigation Ditch 84, Liberty Gulch 107, Phoenix Creek 130, San Geronimo Creek (Co & St) 153, Windy Ridge Creek Creek with Coho & Steelhead (Co & St) 16, Bill Williams Creek 39, Devil's Gulch Creek (Co & St) 62, Green Gulch South Irrigation Ditch 85, Lily Gulch 108, Pike County Gulch (St) 131, San Rafael Creek (St) 154, Wolfe Grade Creek Creek with Chinook (Ch) 17, Black Canyon Creek 40, Dream Farm Creek (St) 63, Haggerty Gulch Creek (St) 86, Lone Tree 109, Pine Gulch Creek (Co & St) 132, Santa Maria Creek (St) 155, Wood Lane Creek (Fairfax-Bolinas Creek) 18, Blake Canyon Creek 41, East Creek 64, Halleck Creek 87, Low Canal 110, Pine Moutain Creek 133, Schooner Creek (St) 156, Woodacre Creek (Co & St) SAN FRANCISCO Creek with Chinook & Steelhead (Ch & St) 19, Bon Tempe Creek 42, East Fork Swede George Creek 65, Halleck Creek N. Fk. 88, Lynnwood Slough 111, Pipefish Creek 134, Simmons Slough Water Body (Lake, Lagoon, Pond, etc.) 20, Bootjack Creek 43, East Schooner Creek (St) 66, Halleck Creek S. Fk. 89, McCormick Creek 112, Port Sonoma 135, Sister's Creek COUNTY 21, Bowman Canyon Creek (St) 44, Egret Gulch 67, High Canal 90, McKinnan Gulch (St) 113, Quarry Creek 136, Sleepy Hollow Creek (St) Ocean or Bay 22, Cascade Creek (St) 45, Eldridge Creek 68, Home Ranch Creek (St) 91, Mill Gulch (Co & St) 114, Ranch House Creek (St) 137, Spike Buck Creek 23, Cascade Falls Creek (St) 46, Irwin Creek (not shown) 69, Kent Canyon Creek (Co & St) 92, Miller Creek (St) 115, Rattlesnake Creek 138, Stemple Creek (St)

Marin County Flood Control and Water Conservation District Marin County Stormwater Pollution Prevention Program (MCSTOPPP) Scale 1:64,000 Major Creeks & Watersheds www.mcstoppp.org ● [email protected] ● 415-499-6528 Miles County of Marin 0 1 2 3 4 5 10 15 Marin County, California Date: June 2007 THIS MAP IS REPRESENTATIONAL ONLY. DATA ARE NOT SURVEY ACCURATE.