Surface Water - Alabama Department of Environmental Management
Surface Water - Alabama Department of Environmental Management
Surface Water - Alabama Department of Environmental Management
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Summary: BWC River Basins<br />
Table 5. List <strong>of</strong> impaired sub-watersheds.<br />
Sub-watershed 303(d)/<br />
TMDL<br />
Stream a<br />
Lowest<br />
Station<br />
Assessment<br />
Cahaba R (0315-0202)<br />
Suspected Cause(s)<br />
Suspected nonpoint source(s)<br />
050 Cahaba R. Poor Sedimentation, Nutrient<br />
enrichment<br />
Pasture grazing, Mining, Urban<br />
development<br />
070 Cahaba R. Fair/Poor Sedimentation, Nutrient Mining, Historical forestry<br />
enrichment, OE/DO<br />
150 Cahaba R. Fair Sedimentation Pasture grazing, Crop run<strong>of</strong>f,<br />
Forestry<br />
170 Cahaba R. TA Poor Pathogens, Sedimentation,<br />
Nutrient enrichment<br />
Pasture grazing, Aquaculture, Septic<br />
tank failure, Streambank erosion<br />
Mulberry Fork (0316-0109)<br />
010 Mulberry Fork Poor Sedimentation, Reduced flow,<br />
Unstable banks, Nutrient<br />
enrichment, OE/DO, Pathogens<br />
020 Duck Cr. TA Poor Reduced flow, sedimentation,<br />
DO/OE, Nutrient enrichment,<br />
Pathogens, Pesticides<br />
030 Brindley Cr. 303(d) Very poor Sedimentation, OE/DO, Nutrient<br />
enrichment, Pathogens, pH,<br />
Reduced flow<br />
040 Eightmile Cr. TA<br />
303(d)<br />
050 Broglen R. TA<br />
303(d)<br />
Fair<br />
Poor<br />
Pathogens, Sedimentation,<br />
Nutrient enrichment, OE/DO<br />
Sedimentation, Other habitat<br />
alteration OE/DO, Nutrient<br />
enrichment, Pathogens<br />
080 Thacker Cr. TA Poor Pathogens, Ammonia, Nutrient<br />
enrichment, OE/DO,<br />
Sedimentation, Other habitat<br />
alteration<br />
Animal husbandry, Crop run<strong>of</strong>f,<br />
Pasture grazing, Forestry<br />
Animal husbandry, Crop run<strong>of</strong>f,<br />
Pasture grazing, Forestry<br />
Animal husbandry, Crop run<strong>of</strong>f,<br />
Pasture grazing, Forestry,<br />
Development<br />
WWTP, Urban run<strong>of</strong>f, Animal<br />
husbandry, Pasture grazing, Crop<br />
run<strong>of</strong>f, Forestry<br />
WWTP, Urban run<strong>of</strong>f, Animal<br />
husbandry, Pasture grazing, Crop<br />
run<strong>of</strong>f, Forestry<br />
Animal husbandry, Pasture grazing,<br />
Forestry<br />
100 Sloan Cr. Poor OE/DO, Nutrient enrichment, Forestry, Septic tank failure<br />
Sedimentation<br />
110 Dorsey Cr. Poor Sedimentation, OE/DO, Nutrient<br />
enrichment<br />
Animal husbandry, Pasture grazing,<br />
Mining, Forestry<br />
120 Splunge Cr. Fair Sedimentation Septic tank failure, Pasture grazing,<br />
Animal production, Forestry<br />
130 Blackwater Cr. Poor Sedimentation, pH Animal husbandry, Mining, Pasture<br />
grazing, Forestry, Septic tank failure<br />
170 Lost Cr. 303(d) Poor Sedimentation, OE/DO, Metals, Mining, Forestry, Septic tank failure<br />
pH, Other habitat alteration<br />
180 Wolf Cr. Poor Sedimentation, Other habitat Mining, Forestry<br />
alteration, pH, OE/DO<br />
190 Baker Cr. Poor Sedimentation Mining, Forestry, Septic tank failure<br />
a. 303(d): curently on ADEM’s 2002 §303(d) list <strong>of</strong> impaired waters; TA: approved TMDL<br />
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