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Indiana Assessment Data for 2010

Assessed Waters of Indiana by Watershed

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Display impaired waters and TMDL information only



Site-specific Targeted Monitoring Summary Results

Indiana (2010)

Description of this table
 
    7,415.7 10,196.0
       468.8 4,401.0
   
                     
                     
                     
                     
    16,554.3 220,886.6 67.1
           2,070.4          
                     
           47.8          
           14,436.1     220,886.6     67.1
23,970.1 231,082.6 67.1
35,673.0 276,478.5 67.1
67.2 83.6 100.0

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Summary of Water Quality Assessments for Each Waterbody Type
for Reporting Year 2010


Site-specific Targeted Monitoring Results

Indiana Rivers and Streams 2010

Description of this table

All
Rivers and Streams

35,673.0 Miles of Rivers and Streams

Assessed 23,970.1
Unassessed 11,702.9
Total Miles 35,673.0







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Description of this table

Assessed
Rivers and Streams

23,970.1 Miles of
Assessed Rivers and Streams

Good 7,415.7
Threatened .0
Impaired 16,554.3
Total Miles Assessed 23,970.1







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Description of this table

Threatened and Impaired
Rivers and Streams

16,554.3 Miles of
Threatened and Impaired
Rivers and Streams

2,070.4
.0
47.8
14,436.1
Total Threatened and Impaired 16,554.3

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Indiana Rivers and Streams 2010

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

Description of this table
% Good
% Threatened
% Impaired
Full Body Contact 16,796.1 24.4 .0 75.6 color.gifcolor.gif
Human Health And Wildlife 4,895.1 22.2 .0 77.8 color.gifcolor.gif
Public Water Supply 1.0 .0 .0 100.0 color.gif
Warm Water Aquatic Life 19,652.7 71.1 .0 28.9 color.gifcolor.gif

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Site-specific Targeted Monitoring Results

Causes of Impairment
Indiana Rivers and Streams 2010

Description of this table
Escherichia Coli (E. Coli) Pathogens color.gif 12,682.0
Cause Unknown Cause Unknown color.gif 3,669.3
PCB(s) in Fish Tissue Polychlorinated Biphenyls (PCBs) color.gif 3,477.7
Mercury in Fish Tissue Mercury color.gif 1,759.5
Dissolved Oxygen Organic Enrichment/Oxygen Depletion color.gif 1,471.5
Nutrient/Eutrophication Biological Indicators Nutrients color.gif 1,087.5
PCB in Water Column Polychlorinated Biphenyls (PCBs) color.gif 364.3
Dioxin (Including 2,3,7,8-TCDD) Dioxins color.gif 364.3
Mercury in Water Column Mercury color.gif 255.0
Chloride Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 166.2
Cyanide (as Free Cyanide) Toxic Inorganics color.gif 162.1
pH pH/Acidity/Caustic Conditions color.gif 144.7
Sulfates Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 136.1
Chlorophyll-A Algal Growth color.gif 98.4
Temperature, Water Temperature color.gif 96.3
Sedimentation/Siltation Sediment color.gif 85.0
Physical Substrate Habitat Alterations Habitat Alterations color.gif 74.9
Cyanide Toxic Inorganics color.gif 57.6
Hexachlorocyclohexane (Mixture) Pesticides color.gif 57.2
Ammonia, Un-ionized Ammonia color.gif 44.6
Low Flow Alterations Flow Alteration(s) color.gif 33.4
Organic Enrichment (Sewage) Biological Indicators Organic Enrichment/Oxygen Depletion color.gif 32.5
Polycyclic Aromatic Hydrocarbons (PAHs) (Aquatic Ecosystems) Toxic Organics color.gif 28.5
Oil and Grease Oil and Grease color.gif 28.3
Atrazine Pesticides color.gif 6.5

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Site-specific Targeted Monitoring Results

Probable Sources
Indiana Rivers and Streams 2010

Description of this table
Non-Point Source Unspecified Nonpoint Source color.gif 9,787.1
Source Unknown Unknown color.gif 5,460.3
Animal Feeding Operations (Nps) Agriculture color.gif 4,960.0
Livestock (Grazing Or Feeding Operations) Agriculture color.gif 3,259.4
Sewage Discharges In Unsewered Areas Municipal Discharges/Sewage color.gif 3,199.9
Waterfowl Natural/Wildlife color.gif 2,122.7
Wildlife Other Than Waterfowl Natural/Wildlife color.gif 2,122.7
Crop Production With Subsurface Drainage Agriculture color.gif 1,912.7
Package Plant Or Other Permitted Small Flows Discharges Municipal Discharges/Sewage color.gif 1,602.8
Permitted Runoff From Confined Animal Feeding Operations (Cafos) Agriculture color.gif 1,308.6
Municipal Point Source Discharges Municipal Discharges/Sewage color.gif 1,044.6
Combined Sewer Overflows Municipal Discharges/Sewage color.gif 987.6
Unspecified Urban Stormwater Urban-Related Runoff/Stormwater color.gif 832.6
On-Site Treatment Systems (Septic Systems And Similar Decentralized Systems) Municipal Discharges/Sewage color.gif 759.9
Loss Of Riparian Habitat Habitat Alterations (Not Directly Related To Hydromodification) color.gif 593.1
Natural Sources Natural/Wildlife color.gif 530.2
Agriculture Agriculture color.gif 482.9
Impervious Surface/Parking Lot Runoff Urban-Related Runoff/Stormwater color.gif 396.5
Impacts From Hydrostructure Flow Regulation/Modification Hydromodification color.gif 381.0
Illegal Dumps Or Other Inappropriate Waste Disposal Spills/Dumping color.gif 375.0
Streambank Modifications/Destabilization Hydromodification color.gif 341.2
Unrestricted Cattle Access Agriculture color.gif 315.9
Industrial Point Source Discharge Industrial color.gif 242.5
Channelization Hydromodification color.gif 208.1
Illicit Connections/Hook-Ups To Storm Sewers Municipal Discharges/Sewage color.gif 199.9
Contaminated Sediments Legacy/Historical Pollutants color.gif 182.8
Acid Mine Drainage Resource Extraction color.gif 172.2
Crop Production (Crop Land Or Dry Land) Agriculture color.gif 96.2
Wastes From Pets Urban-Related Runoff/Stormwater color.gif 86.6
Reclamation Of Inactive Mining Resource Extraction color.gif 78.2
Historic Bottom Deposits (Not Sediment) Legacy/Historical Pollutants color.gif 68.1
Urban Runoff/Storm Sewers Urban-Related Runoff/Stormwater color.gif 63.1
Dredge Mining Resource Extraction color.gif 51.1
Upstream/Downstream Source Other color.gif 43.4
Managed Pasture Grazing Agriculture color.gif 42.0
Site Clearance (Land Development Or Redevelopment) Construction color.gif 33.4
Wet Weather Discharges (Point Source And Combination Of Stormwater, Sso Or Cso) Municipal Discharges/Sewage color.gif 15.4
Dam Construction (Other Than Upstream Flood Control Projects) Hydromodification color.gif 13.9
Sanitary Sewer Overflows (Collection System Failures) Municipal Discharges/Sewage color.gif 12.8
Rural (Residential Areas) Other color.gif 9.8
Impacts From Abandoned Mine Lands (Inactive) Resource Extraction color.gif 8.8
Upstream Impoundments (E.G., Pl-566 Nrcs Structures) Hydromodification color.gif 8.1
Contaminated Groundwater Groundwater Loadings/Withdrawals color.gif 6.4
Golf Courses Recreation And Tourism (Non-Boating) color.gif 6.4
Rcra Hazardous Waste Sites Industrial color.gif 3.4
Post-Development Erosion And Sedimentation Hydromodification color.gif 3.4
Highways, Roads, Bridges, Infrastructure (New Construction) Construction color.gif 2.1
Discharges From Biosolids (Sludge) Storage, Application Or Disposal Land Application/Waste Sites/Tanks color.gif 1.1

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Site-specific Targeted Monitoring Results

Indiana Lakes, Reservoirs, and Ponds 2010

Description of this table

All
Lakes, Reservoirs, and Ponds

276,478.5 Acres of Lakes, Reservoirs, and Ponds

Assessed 231,082.6
Unassessed 45,395.9
Total Acres 276,478.5







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Description of this table

Assessed
Lakes, Reservoirs, and Ponds

231,082.6 Acres of
Assessed Lakes, Reservoirs, and Ponds

Good 10,196.0
Threatened .0
Impaired 220,886.6
Total Acres Assessed 231,082.6







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Description of this table

Threatened and Impaired
Lakes, Reservoirs, and Ponds

220,886.6 Acres of
Threatened and Impaired
Lakes, Reservoirs, and Ponds

.0
.0
.0
220,886.6
Total Threatened and Impaired 220,886.6

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Indiana Lakes, Reservoirs, and Ponds 2010

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

Description of this table
% Good
% Threatened
% Impaired
Full Body Contact 31,804.6 74.8 .0 25.2 color.gifcolor.gif
Human Health And Wildlife 220,422.6 3.5 .0 96.5 color.gifcolor.gif
Public Water Supply 16,615.0 1.4 .0 98.6 color.gifcolor.gif
Warm Water Aquatic Life 10,315.0 35.8 .0 64.2 color.gifcolor.gif

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Site-specific Targeted Monitoring Results

Causes of Impairment
Indiana Lakes, Reservoirs, and Ponds 2010

Description of this table
Mercury in Fish Tissue Mercury color.gif 193,482.6
PCB(s) in Fish Tissue Polychlorinated Biphenyls (PCBs) color.gif 187,256.6
Chlorophyll-A Algal Growth color.gif 16,385.0
Taste and Odor Taste, Color and Odor color.gif 16,385.0
Phosphorus, Total Nutrients color.gif 7,023.0
Cause Unknown Cause Unknown color.gif 6,520.0
Temperature, Water Temperature color.gif 1,556.0
Escherichia Coli (E. Coli) Pathogens color.gif 983.0
pH pH/Acidity/Caustic Conditions color.gif 105.0

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Site-specific Targeted Monitoring Results

Probable Sources
Indiana Lakes, Reservoirs, and Ponds 2010

Description of this table
Source Unknown Unknown color.gif 214,173.6
Non-Point Source Unspecified Nonpoint Source color.gif 7,054.0
Industrial Point Source Discharge Industrial color.gif 1,556.0
Acid Mine Drainage Resource Extraction color.gif 105.0
Impervious Surface/Parking Lot Runoff Urban-Related Runoff/Stormwater color.gif 30.0
Agriculture Agriculture color.gif 30.0
Combined Sewer Overflows Municipal Discharges/Sewage color.gif 30.0

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Site-specific Targeted Monitoring Results

Indiana Great Lakes Shoreline 2010

Description of this table

All
Great Lakes Shoreline

67.1 Miles of Great Lakes Shoreline

Assessed 67.1
Unassessed -.0
Total Miles 67.1







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Description of this table

Assessed
Great Lakes Shoreline

67.1 Miles of
Assessed Great Lakes Shoreline

Good .0
Threatened .0
Impaired 67.1
Total Miles Assessed 67.1







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Description of this table

Threatened and Impaired
Great Lakes Shoreline

67.1 Miles of
Threatened and Impaired
Great Lakes Shoreline

.0
.0
.0
67.1
Total Threatened and Impaired 67.1

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Indiana Great Lakes Shoreline 2010

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

Description of this table
% Good
% Threatened
% Impaired
Full Body Contact 67.1 6.8 .0 93.2 color.gifcolor.gif
Human Health And Wildlife 67.1 .0 .0 100.0 color.gif
Public Water Supply 35.0 100.0 .0 .0 color.gif
Warm Water Aquatic Life 67.1 93.2 .0 6.8 color.gifcolor.gif

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Site-specific Targeted Monitoring Results

Causes of Impairment
Indiana Great Lakes Shoreline 2010

Description of this table
PCB(s) in Fish Tissue Polychlorinated Biphenyls (PCBs) color.gif 67.1
Mercury in Fish Tissue Mercury color.gif 67.1
Escherichia Coli (E. Coli) Pathogens color.gif 62.6
Cyanide (as Free Cyanide) Toxic Inorganics color.gif 4.5

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Site-specific Targeted Monitoring Results

Probable Sources
Indiana Great Lakes Shoreline 2010

Description of this table
Source Unknown Unknown color.gif 67.1
On-Site Treatment Systems (Septic Systems And Similar Decentralized Systems) Municipal Discharges/Sewage color.gif 22.0
Illicit Connections/Hook-Ups To Storm Sewers Municipal Discharges/Sewage color.gif 22.0
Non-Point Source Unspecified Nonpoint Source color.gif 5.6

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Indiana Causes of Impairment for Reporting Year 2010


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 98.4 16,385.0
Ammonia 44.6
Cause Unknown 3,669.3 6,520.0
Dioxins 364.3
Flow Alteration(s) 33.4
Habitat Alterations 74.9
Mercury 1,759.5 193,482.6 67.1
Nutrients 1,087.5 7,023.0
Oil and Grease 28.3
Organic Enrichment/Oxygen Depletion 1,489.0
Pathogens 12,682.0 983.0 62.6
Pesticides 57.2
pH/Acidity/Caustic Conditions 144.7 105.0
Polychlorinated Biphenyls (PCBs) 3,551.2 187,256.6 67.1
Salinity/Total Dissolved Solids/Chlorides/Sulfates 302.3
Sediment 85.0
Taste, Color and Odor 16,385.0
Temperature 96.3 1,556.0
Toxic Inorganics 219.7 4.5
Toxic Organics 28.5

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Indiana Probable Sources Contributing to Impairments
for Reporting Year 2010

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 7,637.9 30.0
Construction 33.4
Groundwater Loadings/Withdrawals 6.4
Habitat Alterations (Not Directly Related To Hydromodification) 593.1
Hydromodification 627.3
Industrial 245.9 1,556.0
Land Application/Waste Sites/Tanks 1.1
Legacy/Historical Pollutants 250.9
Municipal Discharges/Sewage 5,682.7 30.0 22.0
Natural/Wildlife 2,594.1
Other 53.2
Recreation And Tourism (Non-Boating) 6.4
Resource Extraction 302.8 105.0
Spills/Dumping 375.0
Unknown 5,460.3 214,173.6 67.1
Unspecified Nonpoint Source 9,787.1 7,054.0 5.6
Urban-Related Runoff/Stormwater 1,351.4 30.0

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Indiana TMDL Alternatives by Cause of Impairment 2010


Description of this table

NOTE: Click on the underlined "Number of TMDL Alternatives by Cause of Impairment " value to see a listing of those Causes of Impairment.
Temperature, Water color.gif