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On This Page 303(d) Listed Waters for 2014

Data are also available for these cycles:
2002 2004 2006 2008 2010 2012

Waterbody Changes from Prior Cycle

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South Dakota Water Quality Assessment Report

Assessed Waters of South Dakota by Watershed

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Search for a waterbody within South Dakota
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Display impaired waters and TMDL information only



Site-specific Targeted Monitoring Summary Results

South Dakota (2014)

Description of this table
 
    1,887.4 63,785.9
       1,575.2 81,913.3
    626.8 13,293.0
           211.3     
                
                
           415.5     13,293.0
    3,645.0 67,186.7
           644.8     6,592.1
                
                
           3,000.3     60,594.6
              48.1     .0
                    2,952.2           60,594.6
6,159.2 144,265.6
95,130.0 750,000.0
6.5 19.2

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Summary of Water Quality Assessments for Each Waterbody Type
for Reporting Year 2014


Site-specific Targeted Monitoring Results

South Dakota Rivers and Streams 2014

Description of this table

All
Rivers and Streams

95,130.0 Miles of Rivers and Streams

Assessed 6,159.2
Unassessed 88,970.9
Total Miles 95,130.0







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Description of this table

Assessed
Rivers and Streams

6,159.2 Miles of
Assessed Rivers and Streams

Good 1,887.4
Threatened 626.8
Impaired 3,645.0
Total Miles Assessed 6,159.2







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Description of this table

Threatened and Impaired
Rivers and Streams

4,271.8 Miles of
Threatened and Impaired
Rivers and Streams

904.2
.0
.0
3,367.6
Total Threatened and Impaired 4,271.8

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
South Dakota Rivers and Streams 2014

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Coldwater Marginal Fish Life Propagation Waters 167.9 77.4 .0 22.6 color.gifcolor.gif
Coldwater Permanent Fish Life Propagation Waters 700.6 54.1 11.1 34.8 color.gifcolor.gifcolor.gif
Commerce And Industry Waters 526.8 100.0 .0 .0 color.gif
Domestic Water Supply Waters 826.6 97.2 .0 2.8 color.gifcolor.gif
Fish And Wildlife Propagation, Recreation, And Stock Watering Waters 5,925.0 95.8 .0 4.2 color.gifcolor.gif
Immersion Recreation Waters 1,381.3 53.4 .0 46.6 color.gifcolor.gif
Irrigation Waters 5,790.2 82.5 3.8 13.7 color.gifcolor.gifcolor.gif
Limited Contact Recreation Waters 5,155.1 50.5 8.6 40.9 color.gifcolor.gifcolor.gif
Warmwater Marginal Fish Life Propagation Waters 1,225.0 66.1 .1 33.8 color.gifcolor.gifcolor.gif
Warmwater Permanent Fish Life Propagation Waters 717.8 30.2 .0 69.8 color.gifcolor.gif
Warmwater Semipermanent Fish Life Propagation Waters 2,766.6 42.1 7.7 50.2 color.gifcolor.gifcolor.gif

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Site-specific Targeted Monitoring Results

Causes of Impairment
South Dakota Rivers and Streams 2014

Description of this table
Escherichia Coli (E. Coli) Pathogens color.gif 2,078.6
Total Suspended Solids (TSS) Turbidity color.gif 2,005.7
Fecal Coliform Pathogens color.gif 1,879.8
Salinity Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 856.0
Dissolved Oxygen Organic Enrichment/Oxygen Depletion color.gif 505.8
Temperature, Water Temperature color.gif 333.1
Total Dissolved Solids (TDS) Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 268.0
Specific Conductivity Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 236.2
Sodium Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 101.1
Cause Unknown Cause Unknown color.gif 36.4
pH pH/Acidity/Caustic Conditions color.gif 26.0
Cadmium Metals (other than Mercury) color.gif 1.6

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Site-specific Targeted Monitoring Results

Probable Sources
South Dakota Rivers and Streams 2014

Description of this table
Livestock (Grazing Or Feeding Operations) Agriculture color.gif 1,294.2
Natural Sources Natural/Wildlife color.gif 1,100.7
Crop Production (Crop Land Or Dry Land) Agriculture color.gif 741.6
Wildlife Other Than Waterfowl Natural/Wildlife color.gif 507.5
Grazing In Riparian Or Shoreline Zones Agriculture color.gif 474.9
Source Unknown Unknown color.gif 127.3
Irrigated Crop Production Agriculture color.gif 123.7
Rangeland Grazing Agriculture color.gif 87.3
Streambank Modifications/Destabilization Hydromodification color.gif 76.5
Urban Runoff/Storm Sewers Urban-Related Runoff/Stormwater color.gif 68.1
On-Site Treatment Systems (Septic Systems And Similar Decentralized Systems) Municipal Discharges/Sewage color.gif 67.2
Drought-Related Impacts Natural/Wildlife color.gif 25.2
Municipal (Urbanized High Density Area) Urban-Related Runoff/Stormwater color.gif 22.8
Residential Districts Urban-Related Runoff/Stormwater color.gif 16.7
Non-Irrigated Crop Production Agriculture color.gif 16.6
Acid Mine Drainage Resource Extraction color.gif 1.6
Impacts From Abandoned Mine Lands (Inactive) Resource Extraction color.gif 1.6
Combined Sewer Overflows Municipal Discharges/Sewage color.gif 1.5

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Site-specific Targeted Monitoring Results

South Dakota Lakes, Reservoirs, and Ponds 2014

Description of this table

All
Lakes, Reservoirs, and Ponds

750,000.0 Acres of Lakes, Reservoirs, and Ponds

Assessed 144,265.6
Unassessed 605,734.4
Total Acres 750,000.0







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Description of this table

Assessed
Lakes, Reservoirs, and Ponds

144,265.6 Acres of
Assessed Lakes, Reservoirs, and Ponds

Good 63,785.9
Threatened 13,293.0
Impaired 67,186.7
Total Acres Assessed 144,265.6







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Description of this table

Threatened and Impaired
Lakes, Reservoirs, and Ponds

80,479.7 Acres of
Threatened and Impaired
Lakes, Reservoirs, and Ponds

6,592.1
.0
.0
73,887.6
Total Threatened and Impaired 80,479.7

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
South Dakota Lakes, Reservoirs, and Ponds 2014

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Coldwater Marginal Fish Life Propagation Waters 373.2 39.2 .0 60.8 color.gifcolor.gif
Coldwater Permanent Fish Life Propagation Waters 1,675.0 50.9 .0 49.1 color.gifcolor.gif
Domestic Water Supply Waters 7,995.3 100.0 .0 .0 color.gif
Fish And Wildlife Propagation, Recreation, And Stock Watering Waters 142,776.1 87.6 9.5 2.8 color.gifcolor.gifcolor.gif
Immersion Recreation Waters 130,130.0 75.0 .0 25.0 color.gifcolor.gif
Irrigation Waters 43,778.1 88.4 .0 11.6 color.gifcolor.gif
Limited Contact Recreation Waters 130,130.0 75.0 .0 25.0 color.gifcolor.gif
Warmwater Marginal Fish Life Propagation Waters 22,964.1 58.4 .0 41.6 color.gifcolor.gif
Warmwater Permanent Fish Life Propagation Waters 72,837.1 63.1 .1 36.8 color.gifcolor.gifcolor.gif
Warmwater Semipermanent Fish Life Propagation Waters 37,610.4 33.5 .7 65.7 color.gifcolor.gifcolor.gif

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Site-specific Targeted Monitoring Results

Causes of Impairment
South Dakota Lakes, Reservoirs, and Ponds 2014

Description of this table
Chlorophyll-A Algal Growth color.gif 26,815.6
Temperature, Water Temperature color.gif 14,422.2
Mercury Mercury color.gif 14,082.0
Dissolved Oxygen Organic Enrichment/Oxygen Depletion color.gif 12,288.2
pH pH/Acidity/Caustic Conditions color.gif 11,553.3
Salinity Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 5,069.9
Selenium Metals (other than Mercury) color.gif 54.6
Specific Conductivity Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 54.6
Nitrates Nutrients color.gif 54.6
Total Dissolved Solids (TDS) Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 54.6

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Site-specific Targeted Monitoring Results

Probable Sources
South Dakota Lakes, Reservoirs, and Ponds 2014

Description of this table
Natural Sources Natural/Wildlife color.gif 5,124.5
Non-Point Source Unspecified Nonpoint Source color.gif 3,361.0
Source Unknown Unknown color.gif 3,073.4

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South Dakota Causes of Impairment for Reporting Year 2014


Description of this table
NOTE: Click on the underlined Cause of Impairment Group to see a list of specific state causes of impairment making up the Cause of Impairment Group. See also Pollution categories summary document (PDF) (20 pp, 557K, About PDF) for brief, non-technical descriptions of general cause categories.
Size of Assessed Waters with Listed Causes of Impairment
Algal Growth 26,815.6
Cause Unknown 36.4
Mercury 14,082.0
Metals (other than Mercury) 1.6 54.6
Nutrients 54.6
Organic Enrichment/Oxygen Depletion 505.8 12,288.2
Pathogens 2,336.8
pH/Acidity/Caustic Conditions 26.0 11,553.3
Salinity/Total Dissolved Solids/Chlorides/Sulfates 1,122.9 5,124.5
Temperature 333.1 14,422.2
Turbidity 2,005.7

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South Dakota Probable Sources Contributing to Impairments
for Reporting Year 2014

Description of this table
NOTE: Click on the underlined Probable Source Group to see a list of specific state Probable Sources making up the Probable Source Group.
Size of Assessed Waters with Probable Sources of Impairments
Agriculture 1,614.7
Hydromodification 76.5
Municipal Discharges/Sewage 68.6
Natural/Wildlife 1,423.0 5,124.5
Resource Extraction 1.6
Unknown 127.3 3,073.4
Unspecified Nonpoint Source 3,361.0
Urban-Related Runoff/Stormwater 90.9

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South Dakota TMDL Alternatives by Cause of Impairment 2014


No TMDL Alternatives reported.

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South Dakota Previously 303(d)-Listed Waters Now Attaining All Applicable Water Quality Standards

Description of this table
NOTE: Click on the underlined "Number of Waters Attaining" value for a detailed list of those previously 303(d)-listed waters now attaining all applicable water quality standards.
2004 color.gif 4 4
2008 color.gif 11 18
2010 color.gif 28 40
2012 color.gif 13 18
2014 color.gif 3 4

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South Dakota Causes of Impairment for 303(d) Listed Waters

Description of this table
NOTE: Click on a cause of impairment (e.g. pathogens) to see the specific state-reported causes that are grouped to make up this category. Click on the "Number of Causes of Impairment Reported" to see a list of waters with that cause of impairment.
Pathogens color.gif 49
Temperature color.gif 35
Turbidity color.gif 29
Organic Enrichment/Oxygen Depletion color.gif 28
Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 27
pH/Acidity/Caustic Conditions color.gif 20
Mercury color.gif 18
Algal Growth color.gif 14
Cause Unknown color.gif 1

Total: 221 Causes of Impairment

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South Dakota Cumulative TMDLs by Pollutant

This chart includes TMDLs since October 1, 1995.

Description of this table
NOTE: Click on the underlined "Pollutant" value to see associated listed waters for which a TMDL was developed. Click on the underlined "Number of TMDLs" value to see a listing of those TMDLs for the pollutant.
Number of Causes of
Impairment Addressed
Ammonia color.gif 131 131
Fecal Coliform color.gif 50 50
Phosphorus color.gif 45 74
Total Suspended Solids (TSS) color.gif 26 26
Escherichia Coli (E. Coli) color.gif 19 19
Sediment color.gif 15 25
Dissolved Oxygen color.gif 9 9
Nutrients color.gif 5 7
Biochemical Oxygen Demand (BOD) color.gif 3 3
Cadmium color.gif 3 3
Carbonaceous Bod (CBOD) color.gif 3 3
Cyanide color.gif 3 3
Chromium, Total color.gif 2 2
Silver color.gif 2 2
Zinc color.gif 2 2
Arsenic color.gif 1 1
Chloride color.gif 1 1
Copper color.gif 1 1
Fecal color.gif 1 1
Lead color.gif 1 1
Mercury color.gif 1 1
Nitrate color.gif 1 1
Nitrogen color.gif 1 1
Selenium color.gif 1 1
Total Dissolved Solids (TDS) color.gif 1 1
Trend color.gif 1 1

Total: 329 TMDLs; 370 Causes of Impairment Addressed


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South Dakota Cumulative Number of TMDLs

EPA Fiscal Year starts October 1 and ends September 30.


Description of this table
NOTE: Click on the underlined "Number of TMDLs Completed" value for a detailed list of the TMDLs for the fiscal year.
1997 color.gif 22 22
1998 color.gif 13 13
1999 color.gif 42 66
2000 color.gif 10 10
2001 color.gif 16 21
2002 color.gif 23 27
2003 color.gif 28 32
2004 color.gif 27 27
2005 color.gif 20 20
2006 color.gif 15 15
2007 color.gif 22 25
2008 color.gif 26 27
2009 color.gif 5 5
2010 color.gif 22 22
2011 color.gif 18 18
2012 color.gif 12 12
2013 color.gif 4 4
2014 color.gif 4 4

Total: 329 TMDLs; 370 Causes of Impairment Addressed

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