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Since 1974, the USGS has monitored the flow of the South Fork Bull Run River at a stream gauge 0.6 miles (0.97 km) from the mouth. The average flow between then and 2008 was 111 cubic feet per second (3.1 m/s). This is from a drainage area of 15.40 square miles (39.89 km). The maximum
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The Bull Run River watershed, which includes the South Fork Bull Run River, drains 139 square miles (360 km). The basin, which is the main source of
Portland's drinking water, is largely restricted to uses related to water collection, storage, treatment, and forest management. The South Fork
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The river, which begins in
Township Meadow in the Mount Hood National Forest, flows northwest and then west through Clackamas County and the Mount Hood National Forest. It receives its only named tributary, Cedar Creek, from the
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flow recorded during this period was 3,630 cubic feet per second (103 m/s) on
February 7, 1996. The minimum was 5.4 cubic feet per second (0.15 m/s) on October 13, 1994.
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Bull Run River basin of about 15.4 square miles (40 km) amounts to about 11 percent of the total Bull Run River watershed, which is managed by the
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379:. It joins the Bull Run River at Bull Run Reservoir 2, about 8 miles (13 km) from the larger stream's confluence with the
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0.6 miles (0.97 km) from the mouth. The South Fork joins the main stem Bull Run River at the larger stream's
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593:"United States Geological Survey Topographic Map, Hickman Butte and Brightwood quadrants"
408:(RM) 8 or river kilometer (RK) 13, near the midpoint of Bull Run Reservoir 2.
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Possibly after cattle that escaped and ran wild along the river between 1849 and 1855
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Stated watershed size includes only that part of the watershed above
559:"Water-data report 2008: South Fork Bull Run River near Bull Run, OR"
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671:. Portland, Oregon: Portland Water Bureau. Retrieved March 9, 2010.
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Current
Habitat Conditions in the Habitat Conservation Plan Area
367:. Part of the system that provides drinking water to the city of
59:
Location of the mouth of the South Fork Bull Run River in Oregon
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527:(Map) (2008 ed.). DeLorme Mapping. § 29–30.
652:, 4th edition. Portland: Oregon Historical Society Press.
371:, it flows generally west through a protected part of the
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is a tributary, about 6 miles (9.7 km) long, of the
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Approximate length determined by map scale and ruler.
648:
McArthur, Lewis A., and McArthur, Lewis L. (2003) .
613:
Portland Water Bureau, "Landscape
Conditions", p. 52
483:. United States Geological Survey. November 28, 1980
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311:0.6 miles (0.97 km) from the mouth
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341:3,630 cu ft/s (103 m/s)
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514:search using GNIS source coordinates.
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321:111 cu ft/s (3.1 m/s)
682:Sandy River Basin Watershed Council
578: 0.6 (river kilometer 1).
479:Geographic Names Information System
857:Rivers of Clackamas County, Oregon
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624:"Map of Bull Run Management Unit"
564:. United States Geological Survey
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398:United States Geological Survey
663:Portland Water Bureau (2007).
510:Source elevation derived from
230: • coordinates
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16:River in Oregon, United States
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111:Physical characteristics
432:United States Forest Service
269: • elevation
187: • elevation
474:"South Fork Bull Run River"
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213: • location
131: • location
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862:Mount Hood National Forest
687:Sandy River Basin Partners
525:Oregon Atlas and Gazetteer
373:Mount Hood National Forest
337: • maximum
327: • minimum
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191:3,260 ft (990 m)
124:Mount Hood National Forest
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444:List of rivers of Oregon
273:863 ft (263 m)
33:Bull Run River watershed
650:Oregon Geographic Names
626:. Portland Water Bureau
281:6 mi (9.7 km)
665:"Landscape Conditions"
252:45.45222°N 122.12250°W
217:Bull Run Reservoir 2,
170:45.43389°N 121.98889°W
800:North Portland Harbor
780:Crystal Springs Creek
428:Portland Water Bureau
257:45.45222; -122.12250
175:45.43389; -121.98889
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630:December 27,
628:. Retrieved
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597:. Retrieved
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568:December 26,
566:. Retrieved
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512:Google Earth
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487:December 26,
485:. Retrieved
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402:stream gauge
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815:Tryon Creek
785:Fanno Creek
770:Balch Creek
643:Works cited
595:. TopoQuest
381:Sandy River
255: /
243:122°07′21″W
173: /
161:121°59′20″W
846:Categories
576:river mile
455:References
406:river mile
361:U.S. state
286:Basin size
240:45°27′08″N
158:45°26′02″N
421:Watershed
412:Discharge
298:Discharge
68:Etymology
591:(USGS).
438:See also
430:and the
369:Portland
76:Location
400:(USGS)
359:in the
81:Country
656:
531:
481:(GNIS)
387:Course
365:Oregon
301:
278:Length
223:Oregon
141:Oregon
120:Source
101:County
95:Oregon
763:Minor
733:Major
562:(PDF)
394:right
201:Mouth
91:State
654:ISBN
632:2009
601:2009
570:2009
529:ISBN
489:2009
351:The
375:in
363:of
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463:^
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221:,
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720:e
713:t
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537:.
491:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
