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TMDL Document for FINAL DEVELOPMENT OF METAL (LEAD) TMDL, WALNUT CREEK
| TMDL ID: | 39067 | TMDL Name: | FINAL DEVELOPMENT OF METAL (LEAD) TMDL, WALNUT CREEK | ||
| State/Tribe: | Alabama | TMDL Date: | 09/21/2010 | ||
| EPA Action: | EPA Approved | Comments: | WALNUT CREEK WAS ORIGINALLY LISTED FOR UNKNOWN TOXICITY, HOWEVER THE IMPAIRMENT WAS DETERMINED TO BE LEAD ACCORDING TO THE 2010 303(D) LIST. | ||
TMDL Documents
| Click on the underlined Document Type to retrieve the actual document in PDF format. | |
| Document Type | Comments |
|---|---|
| TMDL Document | |
TMDL Pollutant: Lead
| Total Waste Load Allocation: | .0339 | Total Load Allocation: | .0171 | |
| 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: | DISSOLVED LEAD CONCENTRATION OF 0.789 UG/L, USING THE CHRONIC AQUATIC LIFE CRITERIA AND A MEDIAN HARDNESS VALUE OF 35 MG/L COMPUTED FOR ECOREGION 65D. | |||
| NPDES Allocation for Pollutant: Lead | |||
| NPDES ID | Other Non PCS Identification | Waste Load Allocation | Units |
|---|---|---|---|
| AL0032310 |
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| Listed Water Causes of Impairment for Lead Click on the underlined Waterbody ID for a Waterbody Report. Click on the underlined "Waterbody Map" literal for a map of the Assessment Unit. |
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| Waterbody ID | Waterbody Name | Map | Cycles Listed | Cause(s) of Impairment Addressed | |
|---|---|---|---|---|---|
| AL03140202-0502-102 | WALNUT CREEK | Data Unavailable | 1998, 2000, 2002, 2004, 2006, 2008 | Unknown Toxicity | |