For adjoining area see Creek & Watershed Map of Daly City & Vicinity 37o37'30" EXPLANATION

r C CREEK & WATERSHED MAP o Historical Features, circa 1850 n u 2 San Br Creeks, watershed area 0.2 km Creeks, buried or drained, dashed where location of uncertain Underground storm drains 24" Shoreline or marsh boundary San Mateo & Vicinity Engineered channels By Anne C. Tillery, Janet M. Sowers, William Lettis & Associates, Inc. Ephemeral creek and Sarah Pearce, San Francisco Estuary Institute Bay, ocean or natural lakes Historical wetlands research by the San Francisco Estuary Institute Lakes jon n Artificial bodies of water the current waterways of the San Mateo area, including maps. Historical tidal marshes and willow groves were researched by San a This map shows Z Water spreads over the ground the creek and storm drain network and present-day watershed boundaries. Francisco Estuary Institute using a variety of sources including the U. S. Bay fill Also shown are the historical creeks, tidal marshes, and lakes. Many of these Coast Survey. Complete documentation can be obtained from Anne Tillery

Willow grove historical water features no longer exist. Urbanization resulted in the construction or Janet Sowers at William Lettis & Associates, Inc. in Walnut Creek, or

El El El Present watersheds of underground storm drains and engineered channels, the filling of tidal www.museumca.org/creeks. The base map showing present geographic Tidal marsh and sloughs marshes and the bay, and construction of reservoirs. features consists of portions of the following U. S. Geological Survey 7.5- Modern tidal marsh formed after ~1850 minute topographic quadrangles: San Mateo 1993, Montara Mountain (1997) Notes: Only larger features are shown. Creeks and engineered channels and Redwood Point (1993). We added major new roads and highways. Now filled land must have minimum watershed areas of 0.2 square kilometers, and storm Canal Historical tidal marsh, circa 1850, still present drains must have minimum diameters of 24 inches to be included on this Financial support was provided by the State Water Resources Control Board ek map. through CNPS Pollution Control Grant agreement No. 04-139-552-0 awarded Cre to San Francisco Estuary Institute. Canal Highline Engineered channels include both natural creeks significantly reinforced by Hills 1 en 1 0 1 MILE concrete or rock, and artificial channels, ditches, and canals not coincident was provided by the cities of Belmont, Burlingame, re 2 Technical assistance G with a historical creek. Some newer engineered channels are designed to Foster City, Hillsborough, Millbrae, Redwood City, San Bruno, San Carlos, 1000 0 1000 3000 4000 5000 6000 7000 FEET mimic natural channels. San Mateo, the County of San Mateo, and by CalTrans. Field and editorial El Portal 1 .5 0 1 KILOMETER assistance were provided by Christopher Richard. The map was drafted by SCALE Accuracy: Every effort was made to produce an accurate map however, all Jason Holmberg. lines should be considered approximate. There is error in the historical maps, in the transfer of historical information to modern maps, and in the modern Fair Use and Citation Policy: This work is dedicated to the public domain, maps themselves. In addition, natural shifting of creeks and fluctuations in and we encourage the general public to use the information openly and the extent of marshes and lagoons can be expected both before and after appropriately. Proper citation for this map is: Creek Anza the historical maps or photos were made. Historical marsh and lagoon Tillery, A. C., Sowers, J.M., and Pearce, S., 2006, Creek & Watershed Map e ra Lagoon boundaries are considered accurate to within 1000 feet on either side of the of San Mateo & Vicinity: Oakland Museum of , Oakland, CA, 1:25,800 lb San Andreas il Burlingame line shown. Historical creek locations are accurate to within 200 feet, ephemeral scale. Reservoir M Recreation channels to within 500 feet. Present-day creek and storm drain locations are Lagoon considered accurate to within 100 feet on either side of the line shown.

How this map was made: Storm drains, engineered channels, flood control channels, and present-day creeks were compiled from city and county data, 2004 aerial photography, and field inspection. The historical locations of William Lettis & Associates, Inc. creeks were interpreted from 1943 aerial photography, and 1850-1910 historical k e SAN FRANCISCO BAY e

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C C C Creek POINTS OF INTEREST (Continued) For adjoining area see Creek & Watershed Map of Daly City 15. Pulgas Water Temple. Built by San stream in its natural environment. From Francisco in 1934 to celebrate the the creek trail, notice the point bars and Poplar bringing of water from the Hetch Hetchy cut banks that form at the bends of the Reservoir to the Bay Area, this landmark creek. Point bars occur at the inside of r. is well worth a visit. The temple itself is a bend where the sediment deposits. Mills C a stoic circle of fluted columns in the Cut banks occur at the outside of a ek re e style of ancient Romans whose bend where erosion occurs. Notice the C m engineering methods inspired the Hetch alternating sequence of small pools and a g Hetchy water system. The serene riffles, typical in a natural channel. To

n li setting adjoins Crystal Springs see a stream reach eroded into bedrock, r Reservoir, where this imported drinking peek down behind the first play u B water is stored for San Francisco and structure. Do you see the same many Peninsula communities. The features? water temple is located about 1.5 miles Easton south of the map's edge along Ca–ada 18. Bair Islands Restoration Project. Road. Originally islands of pickleweed marsh, San Creek later partially diked for salt ponds, Bair 16. Water Dog Lake. Banker William Islands were once slated for Ralston had this lake built in the 1800s development similar to Foster City. In Creek to provide domestic water for his 1982, Redwood City voters turned down Belmont estate. Located in the heavily the project in favor of preserving these wooded canyon of Belmont Creek, the old marshes. In 1998, the Bair Islands Andreas Creek lake is now in a city park within an open became part of the Don Edwards Terrace space preserve. The trail to the lake is National Wildlife Refuge. Still largely a wide fire road, which takes you bounded by levees from their salt-pond gh through native forests and past views days, there are plans to restore the

Ralston lou

POINTS OF INTEREST S across the bay. Connecting trails are islands to true tidal marshes by

Lagoon Lagoon Lagoon popular for mountain biking. breaching the levees and allowing the 1. Junipero Serra bay to again ebb and flow over its old County Park. This large, Creek This large city haunts. Restoration will also reduce the 108-acre park set in the Sanchez k 17. Twin Pines Park. ee park offers groomed lawns, picnic areas, mosquito population by eliminating foothills of the Santa Cruz Cr and play structures as well as natural stagnant-water breeding sites. A trail Mountains includes the areas where you can walk alongside from Whipple Avenue (off the map) headwaters of El Zanjon, a creek lie es Belmont Creek in the shade of oaks, follows the levee around Inner Bair that once flowed through San L l eucalyptus, and redwood trees. Here, Island.

a City Bruno. As you cross the creek on the e Belmont Creek looks like a mountain park entrance road, look upstream to S see the creek flowing in its natural channel with native streamside vegetation. Creek Downstream, the creek flows in an Central engineered channel. Notice that despite the fact that it is flowing through the natural setting Lake of a large park, the engineered channel banks Foster lack vegetation. k Cherry Canyon e re 2. San Bruno City Park. Tiny El Zanjon (big C ditch) flows in a shallow, concrete channel across this large park, its natural channel replaced l during development. Follow the channel behind Creek ore the swimming pool, along DeSoto Way, and B

eventually to the childrenÕs play structure where San the creek disappears into an underground storm Lagoon drain. Near the baseball diamond, the creek Slough runs through a parking lot where it is shallow enough to drive across. Interestingly, this same trapezoidal, concrete channel can be traced to Mateo Creek Junipero Serra Park, about one kilometer upstream.

Mateo

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3. Mosta Grove. The downstream reaches of n

o o Millbrae Creek are hidden underground except Creek o for a small glimpse here and there. One of these m Borel l glimpses is available along the trail at Mosta 8. Ryder Park. The main e Grove. Named after MillbraeÕs sister city in Malta, ecologic focus of Ryder Park is B Lagoon

Mosta Grove has a paved walking path following the mouth of San Mateo Creek Marina the historic path of the Millbrae Creek through entering San Francisco Bay. Beyond San a giant eucalyptus grove. Although the creek the large lawns, carefully landscaped is underground through much of the park, you trails, and extensive playground, a large, can catch a glimpse of the creek where it comes modern, pedestrian suspension bridge Creek in from the street and just before it flows under marks the creek mouth. Here, the the ball field. Shellmound Gurgle is a sculptural monument Beresford to the Indian shellmounds that once typified the

4. Shorebird Sanctuary. To see Mills Creek vicinity and an ingeniously engineered device

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complete its journey to the bay, visit BurlingameÕs creatively emphasizing the interaction of the O

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Shorebird Sanctuary at the mouth of the creek. tides with the stream and restored estuary. N Polhemus Shores h Slough A wheelchair-accessible, paved path takes the Riprap (large boulders) along the creek bank e g visitor right down to the edge of the water and and an unnaturally straight channel show that, i l lou offers fantastic views across the bay. Many at this downstream location, San Mateo Creek S Outer species of birds forage in the marsh and on the is entirely engineered. r beach. Creek e g San Mateo Creek is the r 9. Gateway Park. Laurel e 5. Mills Canyon Park Open Space. Mills central feature of this manicured city park. Lush Creek b n Canyon is a natural wildlife area in the narrow, lawns, a play structure, and creekside picnic i e wooded canyon of Mills Creek. Lacking tables offer inviting settings for families. Near Redwood t developed amenities, this park has a pristine, the water, creek banks are carefully planted 12. Gateshead Park. S natural feeling that is hard to get elsewhere in with native vegetation producing a natural look. Enjoy long walks around the city. Take a steep, quarter-mile walk on a A lot of engineering went into this reach of San Foster City along the Bay dirt trail from Adeline down to the bottom of the Mateo Creek. Though in its historical channel Trail. On the Belmont Slough Laguna canyon and view the creek from the footbridge. and seemingly natural along this reach, the side of Foster City, the Bay Creek The loop trail provides a variety of views of the channel has been engineered for stability and Trail runs along the slough and Slough canyon. This is a good place to experience one flood capacity. Look for clues that the channel marshes, offering excellent bird of our creeks in an upland environment where banks were widened and reinforced with gabions watching. C the channel is narrow and steep. Many creeks to prevent erosion. Laurel o r in this area have similar headwaters. k 13. Redwood Shores Ecological s 10. Arroyo Court Park. San Mateo Creek, the Reserve. As in other places around the c 6. Heritage Park. Shaded by redwoods on the largest creek on this map, meanders through bay, the Bay Trail on the south side of re banks of Burlingame Creek, Heritage Park offers this historical campsite of the de Anza expedition. Redwood Shores offers a well-groomed trail Lower Crystal East w peaceful creek views in a semi-natural setting. Under the shade of large trees, a short trail extending for long distances along the waterÕs Springs Take the steps down to the creek. Notice the leads from the interpretive sign down to benches edge. This trail section overlooks Steinberger various attempts at erosion control through the overlooking a point bar, or inside bend in the Slough, a natural feature lined with pickleweed Reservoir years. They include a sacked concrete wall, creek where sediment deposits. Notice the marshes and home to many native birds. (Ca–ada Raymundo) brick, gravel, and a poured-concrete retaining boards placed on the opposite bank to prevent Creek wall. The root ball of a large tree sits alone in bank erosion. As often happens, the creek has 14. Laurelwood Park. This park in the a sand pit. eroded behind them. headwaters of Laurel Creek offers a pleasant area with picnic tables, play structures, and Water Dog Belmont Middle Bair Island 7. Coyote Point Recreation Area. Jutting out 11. . Completed in 1890, grassy field, and a paved nature trail following Lake Creek into the bay, Coyote Point has gone through the dam created Crystal Springs Reservoir, the creek. The trail crosses a metal culvert that several iterations as a public space since 1922 originally filled by the local runoff and later by carries a small tributary then wanders through when it was developed as the Pacific City the Hetch Hetchy aqueduct. From the dam oak and willow forests. Keep an eye out for Smith Amusement Park. Acquired by the county in parking area, hike the along evidence, such as exposed tree roots, of recent d 1962, it now provides a wide variety of picturesque Crystal Springs Reservoir and San creek-bank erosion. Just before the end of the oo opportunities for the public including picnicking, Andreas Reservoir. Both reservoirs lie astride trail, the creek leaves the trail and disappears Creek Slough dw swimming, windsurfing, bicycling, fishing, and the and supply drinking water into a pipe under a large grass-covered earthen Upper Crystal Re boating. It has a long sandy beach with warm to San Francisco and Peninsula communities. dam. During wet weather, water backs up behind Springs shallow waters, hallmark eucalyptus groves, This park is also home to CaliforniaÕs oldest the dam, protecting the neighborhood below steep cliffs on the northeast shore and marshes known bay laurel tree, the Jepson Laurel, which from flooding. Reservoir to the southeast. It offers Bay Area natural is over 600 years old. Inner Basin Island Steinbe history exhibits at the Coyote Point Museum. rger Cr 15 (1.5 mile) Creek ee Pulgas k 37o30' o 122o22'30" For adjoining area see Creek & Watershed Map of Palo Alto & Vicinity 122 12'30"