The reports and related documents listed here are total maximum daily load projects undertaken in the Lower St. Croix River Watershed. See the watershed-approach TMDL report on the Lower St. Croix River Watershed page.
Basin-wide projects
Lake St. Croix TMDL: Excess nutrients
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(EPA approval 8/8/2012)
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(MPCA approval 10/26/2012)
Chisago County
Chisago Lakes Lake Improvement District TMDL: Nutrients/eutrophication
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(EPA approval 2/20/2013)
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(MPCA approval 2/25/2013)
Comfort Lake-Forest Lake Watershed District TMDL: Excess nutrients
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(EPA approval 6/7/2010)
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(MPCA approval 6/11/2010)
Washington County
Valley Branch Watershed District TMDL and WRAPS
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(EPA approval 7/7/2016)
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(MPCA approval 3/8/2016)
Carnelian-Marine-St. Croix Watershed District 10 lakes TMDL: Excess nutrients
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(EPA approval 9/18/2012)
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(MPCA approval 8/30/2013)
Browns Creek TMDL: Lack of cold water assemblage and impaired biota
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(EPA approval 12/21/2010)
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(MPCA approval 2/16/2012)
Anoka County
Typo and Martin lakes TMDL: Excess nutrients
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(EPA approval 6/20/2012)
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(MPCA approval 8/8/2012)
Multiple counties
Sunrise River TMDL: Fecal coliform
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(EPA approval 2/22/2007)
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(MPCA approval 2/22/2007)
Sunrise River Watershed TMDL: Multiple impairments
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(EPA approval 4/28/2014)
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(MPCA approval 12/16/2014)
- Sunrise River Watershed feasibility study (U.S. Army Corps of Engineers)
Addressing phosphorus in Sunrise River Watershed (Science Museum's St. Croix Watershed Research Station)
Work from 2012 is found in the Minnesota Water Research Digital Library (MnWRL).
- Reductions from changing selected characteristics of developed land
- Phosphorus and projected population increases
- Reductions from agricultural best practices
- Reductions from wetland mitigation
- Constructing a SWAT model of the Sunrise River Watershed
Goose Creek Watershed TMDL
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(EPA approval 2/5/2016)
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(MPCA approval 1/7/2016)