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Water Quality :: Education ::Watershed Fact Sheets
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education section
Fast Facts
Environmental Creek Assessments
Photo Gallery

 

Fast Facts
Population 2000: 35,792
2030: 52,000
Creek Length 49.46 miles
Drainage Area 108.65 square miles
Drains To Colorado River at Town Lake
Well Known Sites Zilker Park, Barton Springs Pool, Barton Hills Elementary School, Gus Fruh District Park, Village of Bee Cave, Barton Creek Greenbelt
Land Use Residential
Business
Civic
Parks
Roadways
Undeveloped
7%
1%
0%
10%
2%
79%

Watershed Facts

  • The Barton Creek watershed is over three times the size of all other watersheds draining into Town Lake.
  • The city's longest greenbelt trail system is located along Barton Creek.
  • There are 60 springs and 20 caves in the Barton Creek Watershed.
  • Barton Springs is the major discharge point for the Edward's Aquifer and habitat for the Barton Springs salamander, a protected endangered species.
  • Barton Creek is often used as a comparison creek for other watersheds because it has the least development (11%) and ecological impairment.
  • Eight square miles of the watershed are in the Edwards Aquifer Recharge Zone where water travels through caves and sinkholes to "recharge" the aquifer; another 112 square miles are in the contributing zone, where water travels over land to the creeks of the recharge zone.
  • City staff finds limited baseflow at most monitoring sites along Barton Creek
  • For More information on Barton Creek, look at the Barton Creek Report

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Creek Assessments
Environmental

Index Score Category Notes
Overall Score
87
Very Good
Barton ranks 1 out of 46 watersheds in overall quality
Water
Chemistry
76
Very Good
Water quality is above average
Sediment
Quality
70
Good
PAHs are high in some downstream areas, herbicides/pesticides are very low, metals are very low
Recreation
96
Excellent
During dry weather conditions, bacteria is not a threat
Aesthetics
97
Excellent
Litter is not a problem, no odor
Habitat
89
Excellent
All components of the habitat index are very good to excellent
Aquatic Life
89
Excellent
Benthic macroinvertebrate community is very good; diatom community is excellent
  • Conservation easements and acquisitions preserving undeveloped land will contribute to protection of current water quality.
  • Portions of Barton Creek are on the State Water Quality Inventory as being of concern for depressed dissolved oxygen and contaminants in sediment.
Barton Creek water quality map

Environmental scores are based on a full range of chemical, biological, and physical assessments.

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How to Help

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Photo Gallery
Barton Creek at Lost Creek Blvd.
Barton Creek at Shield Ranch

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