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TMDL Document for TOTAL MAXIMUM DAILY LOADS FOR TOTAL NITROGEN AND TOTAL PHOSPHORUS FOR SELECTED LARGE RIVERS IN THE DELTA, MISSISSIPPI

TMDL ID: 35411 TMDL Name: TOTAL MAXIMUM DAILY LOADS FOR TOTAL NITROGEN AND TOTAL PHOSPHORUS FOR SELECTED LARGE RIVERS IN THE DELTA, MISSISSIPPI
State/Tribe: Mississippi TMDL Date: 06/30/2008
EPA Action: EPA Approved

TMDL Documents

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Document Type Comments
TMDL Document  


TMDL Pollutant: Nitrogen, Total

Total Waste Load Allocation: 13451      Total Load Allocation: 103097
Explicit Margin Of Safety:      Implicit Margin Of Safety: Y
Units for Total Waste Load Allocation and Total Load Allocation: LBS/DAY      TMDL Pollutant Source Type: Point/Nonpoint Source
TMDL End Point: INTERPRETATION OF A NARRATIVE WATER QUALITY STANDARD USING AN ECOREGION BASED WATERSHED ANNUAL AVERAGE INSTREAM CONCENTRATION VALUE OF 1.05 MG/L TN

NPDES Allocation for Pollutant: Nitrogen, Total
NPDES ID Other Non PCS Identification Waste Load Allocation Units

MS0020371
124.8
LBS/DAY

MS0020311
567.5
LBS/DAY

MS0020567
287.9
LBS/DAY

MS0043346
29.8
LBS/DAY

MS0034711
262
LBS/DAY

MS0048551
257
LBS/DAY

MS0023833
865
LBS/DAY

MS0020397
326.3
LBS/DAY

MS0048003
.8
LBS/DAY

MS0024619
215.9
LBS/DAY

MS0000191
4154
LBS/DAY

MS0055361
7.7
LBS/DAY

MS0044709
5.8
LBS/DAY

MS0051098
1285.2
LBS/DAY

MS0000574
4773
LBS/DAY

MS0059552
.1
LBS/DAY

MS0020389
287.9
LBS/DAY


Listed Water Causes of Impairment for Nitrogen, Total
Click on the underlined Waterbody ID for a Waterbody Report. Click on the underlined "Waterbody Map" literal for a map of the Assessment Unit.
Waterbody ID Waterbody Name Map Cycles Listed Cause(s) of Impairment Addressed
MS404E STEELE BAYOU Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSTALARE TALLAHATCHIE RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSYAZR1E YAZOO RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSYAZR2E YAZOO RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSYAZR3E YAZOO RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSLOWAUXE LOWER AUXILLARY CHANNEL Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSUTALARE TALLAHATCHIE RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSYLBUSHE YALOBUSHA RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients

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TMDL Pollutant: Phosphorus, Total

Total Waste Load Allocation: 2276      Total Load Allocation: 15484
Explicit Margin Of Safety:      Implicit Margin Of Safety: Y
Units for Total Waste Load Allocation and Total Load Allocation: LBS/DAY      TMDL Pollutant Source Type: Point/Nonpoint Source
TMDL End Point: INTERPRETATION OF A NARRATIVE WATER QUALITY STANDARD USING AN ECOREGION BASED WATERSHED AN ANNUAL AVERAGE INSTREAM CONCENTRATION VALUE OF 0.16 MG/L TP

NPDES Allocation for Pollutant: Phosphorus, Total
NPDES ID Other Non PCS Identification Waste Load Allocation Units

MS0020371
56.4
LBS/DAY

MS0020311
242
LBS/DAY

MS0043346
501.2
LBS/DAY

MS0034711
1.4
LBS/DAY

MS0048551
14
LBS/DAY

MS0023833
311.2
LBS/DAY

MS0020397
147.5
LBS/DAY

MS0048003
.3
LBS/DAY

MS0024619
97.6
LBS/DAY

MS0000191
517.3
LBS/DAY

MS0055361
3.5
LBS/DAY

MS0044709
2.8
LBS/DAY

MS0051098
70.1
LBS/DAY

MS0000574
50
LBS/DAY

MS0059552
.1
LBS/DAY

MS0020389
130.2
LBS/DAY

MS0020567
130.2
LBS/DAY


Listed Water Causes of Impairment for Phosphorus, Total
Click on the underlined Waterbody ID for a Waterbody Report. Click on the underlined "Waterbody Map" literal for a map of the Assessment Unit.
Waterbody ID Waterbody Name Map Cycles Listed Cause(s) of Impairment Addressed
MS404E STEELE BAYOU Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSTALARE TALLAHATCHIE RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSYAZR1E YAZOO RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSYAZR2E YAZOO RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSYAZR3E YAZOO RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSLOWAUXE LOWER AUXILLARY CHANNEL Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSUTALARE TALLAHATCHIE RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients
MSYLBUSHE YALOBUSHA RIVER Data Unavailable 1996, 1998, 2002, 2004, 2006 Nutrients

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