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Site-specific Targeted Monitoring Summary Results

Georgia (2010)

Description of this table

	Size of Water
	Rivers and Streams (Miles)	Lakes, Reservoirs, and Ponds (Acres)	Bays and Estuaries (Square Miles)	Coastal Shoreline (Miles)
Good Waters	5,610.0	244,957.0	49.0	276.9
Previously impaired waters       now attaining all uses	88.0	25,979.0
Threatened Waters
TMDL completed
TMDL alternative
Non-pollutant impairment
TMDL needed
Impaired Waters	7,783.0	104,418.0	14.0	70.3
TMDL completed	6,338.0	98,104.0	14.0	40.0
TMDL alternative	19.0
Non-pollutant impairment
TMDL needed	1,426.0	6,314.0		30.3
New TMDLs completed	157.0	.0	.0	.0
Remaining TMDLs needed	1,269.0	6,314.0		30.3
Total Assessed Waters	13,393.0	349,375.0	63.0	347.3
Total Waters	70,150.0	425,382.0	854.0	Unavailable
Percent of Waters Assessed	19.1	82.1	7.4	Unavailable

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

Site-specific Targeted Monitoring Results

Georgia Rivers and Streams 2010

Description of this table Assessed Status Miles Assessed 13,393.0 Unassessed 56,757.0 Total Miles 70,150.0

Description of this table Attainment Status Miles Good 5,610.0 Threatened .0 Impaired 7,783.0 Total Miles Assessed 13,393.0

Description of this table TMDL Development Status Miles All TMDLs completed 6,495.0 TMDL alternative 19.0 Non-pollutant impairment .0 TMDL needed 1,269.0 Total Threatened and Impaired 7,783.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Georgia Rivers and Streams 2010

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

Description of this table

Designated Use	Miles Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Coastal Fishing	25.0	100.0	.0	.0
Drinking Water Supply	500.0	47.4	.0	52.6
Fishing	13,006.0	41.4	.0	58.6
Recreation	211.0	49.8	.0	50.2
Scenic River	70.0	100.0	.0	.0
Wild River	70.0	100.0	.0	.0

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Site-specific Targeted Monitoring Results

Causes of Impairment
Georgia Rivers and Streams 2010

Description of this table

Cause of Impairment	Cause of Impairment Group	Miles Threatened or Impaired
Fecal Coliform	Pathogens	4,293.0
Fish Bioassessments	Cause Unknown - Impaired Biota	2,084.0
Dissolved Oxygen	Organic Enrichment/Oxygen Depletion	1,272.0
Mercury in Fish Tissue	Mercury	991.0
Benthic Macroinvertebrates Bioassessments	Cause Unknown - Impaired Biota	636.0
PCB(s) in Fish Tissue	Polychlorinated Biphenyls (PCBs)	357.0
Other Cause	Other Cause	218.0
pH	pH/Acidity/Caustic Conditions	190.0
Copper	Metals (other than Mercury)	34.0
Whole Effluent Toxicity (WET)	Total Toxics	22.0
Zinc	Metals (other than Mercury)	20.0
Temperature, Water	Temperature	17.0
Tetrachloroethylene	Toxic Organics	7.0
Lead	Metals (other than Mercury)	5.0
Arsenic	Metals (other than Mercury)	3.0
Mercury	Mercury	2.0
1,1,2-Trichloroethane	Toxic Organics	1.0
Trichloroethylene (TCE)	Toxic Organics	1.0
Carbon Tetrachloride	Toxic Organics	1.0

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Site-specific Targeted Monitoring Results

Probable Sources
Georgia Rivers and Streams 2010

Description of this table

Probable Source	Probable Source Group	Miles Threatened or Impaired
Non-Point Source	Unspecified Nonpoint Source	5,841.0
Unspecified Urban Stormwater	Urban-Related Runoff/Stormwater	2,189.0
Industrial/Commercial Site Stormwater Discharge (Permitted)	Urban-Related Runoff/Stormwater	274.0
Municipal Point Source Discharges	Municipal Discharges/Sewage	179.0
Combined Sewer Overflows	Municipal Discharges/Sewage	93.0
Industrial Point Source Discharge	Industrial	57.0
Dam Or Impoundment	Hydromodification	4.0

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Site-specific Targeted Monitoring Results

Georgia Lakes, Reservoirs, and Ponds 2010

Description of this table Assessed Status Acres Assessed 349,375.0 Unassessed 76,007.0 Total Acres 425,382.0

Description of this table Attainment Status Acres Good 244,957.0 Threatened .0 Impaired 104,418.0 Total Acres Assessed 349,375.0

Description of this table TMDL Development Status Acres All TMDLs completed 98,104.0 TMDL alternative .0 Non-pollutant impairment .0 TMDL needed 6,314.0 Total Threatened and Impaired 104,418.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Georgia 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

Designated Use	Acres Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Drinking Water Supply	18,978.0	30.9	.0	69.1
Fishing	32,520.0	88.7	.0	11.3
Recreation	316,630.0	68.2	.0	31.8

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Site-specific Targeted Monitoring Results

Causes of Impairment
Georgia Lakes, Reservoirs, and Ponds 2010

Description of this table

Cause of Impairment	Cause of Impairment Group	Acres Threatened or Impaired
PCB(s) in Fish Tissue	Polychlorinated Biphenyls (PCBs)	92,555.0
Chlorophyll-A	Algal Growth	6,932.0
Mercury in Fish Tissue	Mercury	4,067.0
Phosphorus, Total	Nutrients	2,752.0
Temperature, Water	Temperature	650.0
Fecal Coliform	Pathogens	194.0
DDD	Pesticides	20.0
DDE	Pesticides	20.0

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Site-specific Targeted Monitoring Results

Probable Sources
Georgia Lakes, Reservoirs, and Ponds 2010

Description of this table

Probable Source	Probable Source Group	Acres Threatened or Impaired
Industrial/Commercial Site Stormwater Discharge (Permitted)	Urban-Related Runoff/Stormwater	55,950.0
Non-Point Source	Unspecified Nonpoint Source	47,624.0
Unspecified Urban Stormwater	Urban-Related Runoff/Stormwater	34,809.0
Industrial Point Source Discharge	Industrial	650.0

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Site-specific Targeted Monitoring Results

Georgia Bays and Estuaries 2010

Description of this table Assessed Status Square Miles Assessed 63.0 Unassessed 791.0 Total Square Miles 854.0

Description of this table Attainment Status Square Miles Good 49.0 Threatened .0 Impaired 14.0 Total Square Miles Assessed 63.0

Description of this table TMDL Development Status Square Miles All TMDLs completed 14.0 TMDL alternative .0 Non-pollutant impairment .0 TMDL needed .0 Total Threatened and Impaired 14.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Georgia Bays and Estuaries 2010

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

Description of this table

Designated Use	Square Miles Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Coastal Fishing	4.0	.0	.0	100.0
Fishing	59.0	83.1	.0	16.9
Recreation	37.0	100.0	.0	.0

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Site-specific Targeted Monitoring Results

Causes of Impairment
Georgia Bays and Estuaries 2010

Description of this table

Cause of Impairment	Cause of Impairment Group	Square Miles Threatened or Impaired
Dissolved Oxygen	Organic Enrichment/Oxygen Depletion	14.0

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Site-specific Targeted Monitoring Results

Probable Sources
Georgia Bays and Estuaries 2010

Description of this table

Probable Source	Probable Source Group	Square Miles Threatened or Impaired
Unspecified Urban Stormwater	Urban-Related Runoff/Stormwater	14.0
Municipal Point Source Discharges	Municipal Discharges/Sewage	14.0
Industrial Point Source Discharge	Industrial	14.0
Non-Point Source	Unspecified Nonpoint Source	10.0

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Site-specific Targeted Monitoring Results

Georgia Coastal Shoreline 2010

Description of this table Pie chart not displayed because total size for Coastal Shoreline is unavailable. Assessed Status Miles Assessed 347.3 Unassessed Unavailable Total Miles Unavailable

Description of this table Attainment Status Miles Good 276.9 Threatened .0 Impaired 70.3 Total Miles Assessed 347.3

Description of this table TMDL Development Status Miles All TMDLs completed 40.0 TMDL alternative .0 Non-pollutant impairment .0 TMDL needed 30.3 Total Threatened and Impaired 70.3

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Georgia Coastal Shoreline 2010

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

Description of this table

Designated Use	Miles Assessed	Percent Good	Percent Threatened	Percent Impaired	% Good
					% Threatened
					% Impaired
Fishing	298.4	76.6	.0	23.4
Recreation	48.9	99.1	.0	.9

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Site-specific Targeted Monitoring Results

Causes of Impairment
Georgia Coastal Shoreline 2010

Description of this table

Cause of Impairment	Cause of Impairment Group	Miles Threatened or Impaired
Dissolved Oxygen	Organic Enrichment/Oxygen Depletion	40.0
Other Cause	Other Cause	30.0
Fecal Coliform	Pathogens	27.0
PCB(s) in Fish Tissue	Polychlorinated Biphenyls (PCBs)	26.0
Toxaphene	Pesticides	5.0
Enterococcus Bacteria	Pathogens	4.3
Mercury	Mercury	4.0
Polychlorinated Biphenyls (PCBs)	Polychlorinated Biphenyls (PCBs)	4.0
Dieldrin	Pesticides	3.0
Cadmium	Metals (other than Mercury)	2.0

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Site-specific Targeted Monitoring Results

Probable Sources
Georgia Coastal Shoreline 2010

Description of this table

Probable Source	Probable Source Group	Miles Threatened or Impaired
Unspecified Urban Stormwater	Urban-Related Runoff/Stormwater	33.0
Industrial Point Source Discharge	Industrial	29.0
Municipal Point Source Discharges	Municipal Discharges/Sewage	21.0
Non-Point Source	Unspecified Nonpoint Source	15.3
Industrial/Commercial Site Stormwater Discharge (Permitted)	Urban-Related Runoff/Stormwater	10.0

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Georgia 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.
Cause of Impairment Group	Size of Assessed Waters with Listed Causes of Impairment
	Rivers and Streams (Miles)	Lakes, Reservoirs, and Ponds (Acres)	Bays and Estuaries (Square Miles)	Coastal Shoreline (Miles)
Algal Growth		6,932.0
Cause Unknown - Impaired Biota	2,583.0
Mercury	993.0	4,067.0		4.0
Metals (other than Mercury)	49.0			2.0
Nutrients		2,752.0
Organic Enrichment/Oxygen Depletion	1,272.0		14.0	40.0
Other Cause	218.0			30.0
Pathogens	4,293.0	194.0		31.3
Pesticides		20.0		8.0
pH/Acidity/Caustic Conditions	190.0
Polychlorinated Biphenyls (PCBs)	357.0	92,555.0		26.0
Temperature	17.0	650.0
Total Toxics	22.0
Toxic Organics	10.0

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Georgia 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.
Probable Source Group	Size of Assessed Waters with Probable Sources of Impairments
	Rivers and Streams (Miles)	Lakes, Reservoirs, and Ponds (Acres)	Bays and Estuaries (Square Miles)	Coastal Shoreline (Miles)
Hydromodification	4.0
Industrial	57.0	650.0	14.0	29.0
Municipal Discharges/Sewage	272.0		14.0	21.0
Unspecified Nonpoint Source	5,841.0	47,624.0	10.0	15.3
Urban-Related Runoff/Stormwater	2,391.0	90,759.0	14.0	43.0

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Georgia 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.
Cause of Impairment	Number of TMDL Alternatives	Rivers and Streams (Miles)
Tetrachloroethylene	4	7
Copper	2	9
1,1,2-Trichloroethane	1	1
Arsenic	1	3
Carbon Tetrachloride	1	1
Trichloroethylene (TCE)	1	1
Whole Effluent Toxicity (WET)	1	6

Total: 11 TMDL Alternatives

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Georgia 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.
Year Attaining	Number of Waters Attaining	Number of Causes of Impairment Addressed
2002	15	15
2011	28	32

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Georgia 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.
Cause of Impairment Group Name	Number of Causes of Impairment Reported
Cause Unknown - Impaired Biota	131
Pathogens	61
Organic Enrichment/Oxygen Depletion	13
Mercury	4
pH/Acidity/Caustic Conditions	4
Metals (other than Mercury)	3
Algal Growth	3
Polychlorinated Biphenyls (PCBs)	2
Pesticides	2
Nutrients	2
Temperature	1
Other Cause	1

Total: 227 Causes of Impairment

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Georgia 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.
Pollutant	Number of TMDLs	Number of Causes of Impairment Addressed
Fecal Coliform	718	720
Sediment	251	279
Phosphorus, Total	103	103
Nitrogen, Total	101	101
Total Organic Carbon (TOC)	99	99
Siltation	98	98
Mercury	61	64
Oxygen Demand	46	46
Priority Organics - PCBs	34	37
Biochemical Oxygen Demand (BOD)	26	26
Polychlorinated Biphenyls (PCBs)	26	29
Copper	14	14
Dissolved Oxygen	12	12
Zinc	8	8
Chronic Toxicity	6	6
Lead	6	6
Low pH	6	6
Toxicity	6	6
pH	6	6
Carbonaceous Bod	5	5
Mercury in Fish Tissue	5	5
Nitrogenous BOD	5	5
Dieldrin	4	4
Cadmium	3	3
Fish Consumption Advisory - PCBs	3	3
Chlordane	2	2
Temperature	2	2
Toxaphene	2	2
Ammonia	1	1
Chlorides	1	1
Cyanide	1	1
DDD	1	1

Total: 1,662 TMDLs; 1,701 Causes of Impairment Addressed

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Georgia 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.
Fiscal Year	Number of TMDLs	Number of Causes of Impairment Addressed
1996	2	2
1998	114	114
2000	37	39
2001	87	99
2002	591	596
2003	63	69
2004	107	114
2005	94	97
2006	54	54
2007	182	182
2008	41	41
2009	224	227
2010	17	17
2011	24	25
2012	25	25

Total: 1,662 TMDLs; 1,701 Causes of Impairment Addressed

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TMDL Document Search

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