Watershed Quality Assessment Report | WATERS

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Assessment Summary
Causes of Impairment
Probable Sources Contributing to Impairment
TMDL Alternatives by Cause of Impairment
Cumulative TMDLs by Pollutant

South Carolina State Report

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South Carolina, Lake Marion Watershed

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Assessment Summary for Reporting Year 2008
South Carolina, Lake Marion Watershed

Description of this table
Click here to list Threatened and Impaired Waters Only

Waterbody Name	Waterbody ID	Location	Map	Waterbody Type	Size	Units	Status	State TMDL Development Status
NOTE: Click on the underlined "Waterbody Name" to view a Waterbody report.
Big Branch	SCCW-243_S_06	Big Branch At S-14-41 (Sc-047)	Waterbody Map	Stream	7.2	Miles	Impaired	TMDL needed
Big Poplar Cr	SCSC-011_S_06	Big Poplar Creek @ Secondary Road 105 Bridge	Waterbody Map	Stream	7.0	Miles	Impaired	TMDL needed
Halfway Swamp Ck	SCC-063_S_06	Halfway Swp Ck At S-09-43 3 Mi E Of St Matthews	Waterbody Map	Stream	4.9	Miles	Impaired	TMDL completed
Halfway Swamp Ck	SCCW-241_S_06	Halfway Swp Ck At S-09-72	Waterbody Map	Stream	4.7	Miles	Impaired	TMDL completed
Halfway Swamp Ck	SCST-534_S_06	Halfway Swamp Creek At Sr 157	Waterbody Map	Stream	2.0	Miles	Impaired	TMDL needed
Halfway Swp Ck	SCSC-007_S_06	Halfway Swamp Creek At Sc Hgy 33 Brdg	Waterbody Map	Stream	1.8	Miles	Not_Assessed
Jacks Ck	SCCW-244_S_06	Jacks Ck At S-14-76 (Sc-013)	Waterbody Map	Stream	2.7	Miles	Good
Lake Inspiration	SCC-058_L_06	Lk Inspiration - St Matthews (Front Of Health Dept)	Waterbody Map	Reservoir	12.9	Acres	Impaired	TMDL needed
Lake Marion	SCCL-042_L_06	Lake Marion Forebay, Spillway Marker 44 (Sc-022)	Waterbody Map	Reservoir	1,048.6	Acres	Impaired	TMDL needed
Lake Marion	SCRL-01001_L_06	Lake Marion 2.5 M Directly Sw Of I-95 Bridge (Middle) Over Lake	Waterbody Map	Reservoir	1,239.6	Acres	Not_Assessed
Lake Marion	SCRL-01011_L_06	Lake Marion 1.10 M Sse Of Santee Nat. Wildlife Refuge And 1mi S Of Eagle Point (Sc-035)	Waterbody Map	Reservoir	537.5	Acres	Good
Lake Marion	SCRL-01021_L_06	Lake Marion 3 M Wsw Of Eadytown In Se Corner Of The Lake Marion	Waterbody Map	Reservoir	891.1	Acres	Not_Assessed
Lake Marion	SCRL-01031_L_08	Lake Marion 3.75 M Directly Sw Of I-95 Bridge Over Lake Marion	Waterbody Map	Reservoir	827.3	Acres	Not_Assessed
Lake Marion	SCRL-02306_L_06	Lk Marion @ Jack'S Ck Embayment; Use Santee Cooper Sc-012	Waterbody Map	Reservoir	976.5	Acres	Good
Lake Marion	SCRL-02308_L_06	Lk Marion @ Channel Marker 69; Use Santee Cooper Sc-016	Waterbody Map	Reservoir	1,752.5	Acres	Impaired	TMDL needed
Lake Marion	SCRL-02310_L_06	Lake Marion Near Santee Natl Wildlife Refuge	Waterbody Map	Reservoir	1,752.9	Acres	Good
Lake Marion	SCRL-03358_L_08	Lake Marion 4.0 Mi Se Of I-95	Waterbody Map	Reservoir	713.3	Acres	Good
Lake Marion	SCRL-03360_L_06	Lake Marion 0.4 Mi W Of Dam	Waterbody Map	Reservoir	1,404.5	Acres	Good
Lake Marion	SCRL-04384_L_06	Lake Marion 3.8 Mi W Of Eadytown	Waterbody Map	Reservoir	1,295.4	Acres	Good
Lake Marion	SCRL-04386_L_06	Lake Marion Eutaw Creek Arm Near Cathead Boat Ramp	Waterbody Map	Reservoir	901.7	Acres	Good
Lake Marion	SCRL-05402_L_08	Lake Marion 3.5 Mi Nnw Of Bridge Over Diversion Canal On Sc 45	Waterbody Map	Reservoir	1,676.0	Acres	Good
Lake Marion	SCRL-05406_L_08	Lake Marion 3.25 Mi S Of Log Jam Landing	Waterbody Map	Reservoir	1,435.9	Acres	Good
Lake Marion	SCRL-05464_L_08	Lake Marion 4.97 Mi Se Of I-95 Bridge Over Lake	Waterbody Map	Reservoir	1,172.5	Acres	Good
Lake Marion	SCSC-014_L_06	Upper Lake Marion @ Headwaters Of Chapel Branch Creek	Waterbody Map	Reservoir	42.1	Acres	Impaired	TMDL needed
Lake Marion	SCSC-017_L_06	Mid Lake Marion @ Taw Caw Creek Embayment	Waterbody Map	Reservoir	523.4	Acres	Impaired	TMDL needed
Lake Marion	SCSC-019_L_06	Lower Lake Marion @ Potato Creek Flooded Embayment	Waterbody Map	Reservoir	244.3	Acres	Good
Lake Marion	SCSC-021_L_06	Lower Lake Marion, 1.5 Km Ne Of Rock'S Pond Campground	Waterbody Map	Reservoir	1,250.2	Acres	Good
Lake Marion	SCSC-023_L_06	Lower Lake Marion @ Wyboo Creek Flooded Embayment	Waterbody Map	Reservoir	707.2	Acres	Not_Assessed
Lake Marion	SCSC-036_L_08	Mid Lake Marion @ The Mouth Of Taw Caw Creek	Waterbody Map	Reservoir	880.1	Acres	Good
Lake Marion	SCSC-040_L_08	Mid Lake Marion @ Channel Marker 79	Waterbody Map	Reservoir	563.7	Acres	Impaired	TMDL needed
Lake Marion	SCSC-041_L_06	Mid Lake Marion 3.2 Km North Of Channel Marker 79	Waterbody Map	Reservoir	1,261.2	Acres	Good
Lake Marion	SCSC-042_L_06	Mid Lake Marion @ North End Of I-95 / U.S. 301 Bridges	Waterbody Map	Reservoir	1,017.5	Acres	Good
Lake Marion	SCST-024_FISH_L_06	Lake Marion @ Wyboo Creek	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lake Marion	SCST-024_L_06	Lk Marion At End Of S-14-64 At Camp Bob Cooper	Waterbody Map	Reservoir	840.1	Acres	Not_Assessed
Lake Marion	SCST-025_L_06	Lk Marion At Old Us 301/15 Brdg At Santee (Sc-015)	Waterbody Map	Reservoir	216.0	Acres	Impaired	TMDL needed
Lake Marion	SCST-036_L_06	Lk Marion, Wyboo Creek Arm Ds Of Clubhouse Br (Sc-023a)	Waterbody Map	Reservoir	315.3	Acres	Good
Lake, Lake Marion	SCC-057_FISH_L_06	Lake Marion @ Daniels 4h Camp	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lake, Lake Marion	SCST-027_FISH_L_06	Lake Marion @ Dam	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lake, Lake Marion	SCST-519_FISH_L_06	Lake Marion @ Rimini	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lake, Lake Marion	SCST-529_FISH_L_06	Lake Marion @ Low Falls Landing	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lyons Ck	SCST-533_S_06	Lyons Creek At Sc 6	Waterbody Map	Stream	2.1	Miles	Impaired	TMDL needed
Need To Add	SCCW-517_S_08	Furtick Branch@ County Rd. 11	Waterbody Map	Stream	1.1	Miles	Impaired	TMDL needed
Need To Add	SCCW-546_S_08	Lyons Creek@ County Rd. 20	Waterbody Map	Stream	4.5	Miles	Impaired	TMDL needed
Need To Add	SCSC-022_L_08	Need To Add	Waterbody Map	Reservoir	1,024.1	Acres	Not_Assessed
Potato Ck	SCST-035_S_06	Potato Ck At S-14-127 3.2 Mi S Of Summerton (Sc-020)	Waterbody Map	Stream	4.6	Miles	Impaired	TMDL needed
Potato Crk	SCRS-03501_S_06	Potato Creek At S-14-715 (Rogers Road) 5.5 Mi Se Of Summerton	Waterbody Map	Stream	2.0	Miles	Impaired	TMDL needed
Runoff	SCSC-057_S_06	Surface Drainage From Safety Kleen Hazardous Landfill	Waterbody Map	Stream	.2	Miles	Impaired	TMDL needed
Spring Grove Ck	SCSC-009_S_06	Spring Crove Creek @ Secondary Road 26 Bridge	Waterbody Map	Stream	8.1	Miles	Impaired	TMDL needed
Tavern Ck	SCST-527_S_06	Tavern Cr. At Sr 808	Waterbody Map	Stream	3.6	Miles	Good
Tawcaw Ck	SCST-018_S_06	Tawcaw Ck At S-14-127 3.2 Mi S Of Summerton (Sc-018)	Waterbody Map	Stream	8.4	Miles	Impaired	TMDL needed
Tawcaw Ck Trib	SCRS-03505_S_06	Unnamed Tributary To Tawcaw Creek At S-14-559 (William Brunson Road) 4.6 Mi Se Of Summerton	Waterbody Map	Stream	2.8	Miles	Impaired	TMDL needed
Unnamed Trib	SCCW-242_S_06	Unnamed Trib To Halfway Swamp Ck At S-09-158	Waterbody Map	Stream	1.1	Miles	Good
Unnamed Trib	SCSC-058_S_06	Stream Originating Upstrm Of Safety Kleen Hazardous Landfill	Waterbody Map	Stream	.6	Miles	Good
Warley Ck	SCRS-04389_S_06	Warley Creek At Co Rd S-09-287 3.4 Mi Nw Of Lone Star	Waterbody Map	Stream	3.5	Miles	Impaired	TMDL needed
Warley Cr	SCSC-006_S_06	Warley Creek At Hwy. 267 Bridge	Waterbody Map	Stream	2.6	Miles	Impaired	TMDL completed
White Oak Ck	SCRS-01051_S_06	White Oak Creek At County Rd 345, 4.5 M Ese Of Summerton	Waterbody Map	Stream	3.5	Miles	Impaired	TMDL needed

Description of this table
Click here to list All Assessed Waters

Waterbody Name	Waterbody ID	Location	Map	Waterbody Type	Size	Units	Status	State TMDL Development Status
NOTE: Click on the underlined "Waterbody Name" to view a Waterbody report.
Big Branch	SCCW-243_S_06	Big Branch At S-14-41 (Sc-047)	Waterbody Map	Stream	7.2	Miles	Impaired	TMDL needed
Big Poplar Cr	SCSC-011_S_06	Big Poplar Creek @ Secondary Road 105 Bridge	Waterbody Map	Stream	7.0	Miles	Impaired	TMDL needed
Halfway Swamp Ck	SCC-063_S_06	Halfway Swp Ck At S-09-43 3 Mi E Of St Matthews	Waterbody Map	Stream	4.9	Miles	Impaired	TMDL completed
Halfway Swamp Ck	SCCW-241_S_06	Halfway Swp Ck At S-09-72	Waterbody Map	Stream	4.7	Miles	Impaired	TMDL completed
Halfway Swamp Ck	SCST-534_S_06	Halfway Swamp Creek At Sr 157	Waterbody Map	Stream	2.0	Miles	Impaired	TMDL needed
Lake Inspiration	SCC-058_L_06	Lk Inspiration - St Matthews (Front Of Health Dept)	Waterbody Map	Reservoir	12.9	Acres	Impaired	TMDL needed
Lake Marion	SCCL-042_L_06	Lake Marion Forebay, Spillway Marker 44 (Sc-022)	Waterbody Map	Reservoir	1,048.6	Acres	Impaired	TMDL needed
Lake Marion	SCRL-02308_L_06	Lk Marion @ Channel Marker 69; Use Santee Cooper Sc-016	Waterbody Map	Reservoir	1,752.5	Acres	Impaired	TMDL needed
Lake Marion	SCSC-014_L_06	Upper Lake Marion @ Headwaters Of Chapel Branch Creek	Waterbody Map	Reservoir	42.1	Acres	Impaired	TMDL needed
Lake Marion	SCSC-017_L_06	Mid Lake Marion @ Taw Caw Creek Embayment	Waterbody Map	Reservoir	523.4	Acres	Impaired	TMDL needed
Lake Marion	SCSC-040_L_08	Mid Lake Marion @ Channel Marker 79	Waterbody Map	Reservoir	563.7	Acres	Impaired	TMDL needed
Lake Marion	SCST-024_FISH_L_06	Lake Marion @ Wyboo Creek	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lake Marion	SCST-025_L_06	Lk Marion At Old Us 301/15 Brdg At Santee (Sc-015)	Waterbody Map	Reservoir	216.0	Acres	Impaired	TMDL needed
Lake, Lake Marion	SCC-057_FISH_L_06	Lake Marion @ Daniels 4h Camp	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lake, Lake Marion	SCST-027_FISH_L_06	Lake Marion @ Dam	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lake, Lake Marion	SCST-519_FISH_L_06	Lake Marion @ Rimini	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lake, Lake Marion	SCST-529_FISH_L_06	Lake Marion @ Low Falls Landing	Waterbody Map	Reservoir	1.0	Acres	Impaired	TMDL needed
Lyons Ck	SCST-533_S_06	Lyons Creek At Sc 6	Waterbody Map	Stream	2.1	Miles	Impaired	TMDL needed
Need To Add	SCCW-517_S_08	Furtick Branch@ County Rd. 11	Waterbody Map	Stream	1.1	Miles	Impaired	TMDL needed
Need To Add	SCCW-546_S_08	Lyons Creek@ County Rd. 20	Waterbody Map	Stream	4.5	Miles	Impaired	TMDL needed
Potato Ck	SCST-035_S_06	Potato Ck At S-14-127 3.2 Mi S Of Summerton (Sc-020)	Waterbody Map	Stream	4.6	Miles	Impaired	TMDL needed
Potato Crk	SCRS-03501_S_06	Potato Creek At S-14-715 (Rogers Road) 5.5 Mi Se Of Summerton	Waterbody Map	Stream	2.0	Miles	Impaired	TMDL needed
Runoff	SCSC-057_S_06	Surface Drainage From Safety Kleen Hazardous Landfill	Waterbody Map	Stream	.2	Miles	Impaired	TMDL needed
Spring Grove Ck	SCSC-009_S_06	Spring Crove Creek @ Secondary Road 26 Bridge	Waterbody Map	Stream	8.1	Miles	Impaired	TMDL needed
Tawcaw Ck	SCST-018_S_06	Tawcaw Ck At S-14-127 3.2 Mi S Of Summerton (Sc-018)	Waterbody Map	Stream	8.4	Miles	Impaired	TMDL needed
Tawcaw Ck Trib	SCRS-03505_S_06	Unnamed Tributary To Tawcaw Creek At S-14-559 (William Brunson Road) 4.6 Mi Se Of Summerton	Waterbody Map	Stream	2.8	Miles	Impaired	TMDL needed
Warley Ck	SCRS-04389_S_06	Warley Creek At Co Rd S-09-287 3.4 Mi Nw Of Lone Star	Waterbody Map	Stream	3.5	Miles	Impaired	TMDL needed
Warley Cr	SCSC-006_S_06	Warley Creek At Hwy. 267 Bridge	Waterbody Map	Stream	2.6	Miles	Impaired	TMDL completed
White Oak Ck	SCRS-01051_S_06	White Oak Creek At County Rd 345, 4.5 M Ese Of Summerton	Waterbody Map	Stream	3.5	Miles	Impaired	TMDL needed

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Causes of Impairment for Reporting Year 2008

South Carolina, Lake Marion

Description of this table

Cause of Impairment	Size of Assessed Waters with Listed Causes of Impairment
NOTE: Click on the underlined "Cause of Impairment" value to see a listing of those waters with that cause of impairment.
Cause of Impairment	Rivers and Streams (Miles)	Lakes, Reservoirs, and Ponds (Acres)
pH		42.1
Turbidity		12.9
Fecal Coliform	61.9
Nickel	.2
Phosphorus, Total		3,110.5
Copper		1,048.6
Dissolved Oxygen	20.0
Nitrogen, Total		12.9
Benthic Macroinvertebrates Bioassessments	7.6
Mercury		5.0