Difference between revisions of "Aptos Creek"
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====Pathogens==== | ====Pathogens==== | ||
'''First listed:''' 1990 | '''First listed:''' 1990 | ||
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'''Possible Sources:''' Collection System Failure, Natural Sources, Onsite Wastewater Systems (Septic Tanks), Pasture Grazing-Riparian and/or Upland, Urban Runoff/Storm Sewers | '''Possible Sources:''' Collection System Failure, Natural Sources, Onsite Wastewater Systems (Septic Tanks), Pasture Grazing-Riparian and/or Upland, Urban Runoff/Storm Sewers | ||
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'''TMDL:''' Fecal Coliform concentration shall not exceed - 200 MPN/100mL (w/ no less than 5 samples for any 30-day period) or 400 MPN/100mL (for no more than 10% of single samples collected during any 30-day period)<ref name="US EPA Aptos TMDL approval"> [http://www.waterboards.ca.gov/rwqcb3/water_issues/programs/tmdl/docs/aptos/pathogens/aptos_path_epa_approval_ltr.pdf]</ref> | '''TMDL:''' Fecal Coliform concentration shall not exceed - 200 MPN/100mL (w/ no less than 5 samples for any 30-day period) or 400 MPN/100mL (for no more than 10% of single samples collected during any 30-day period)<ref name="US EPA Aptos TMDL approval"> [http://www.waterboards.ca.gov/rwqcb3/water_issues/programs/tmdl/docs/aptos/pathogens/aptos_path_epa_approval_ltr.pdf]</ref> | ||
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'''TMDL Approval Status:''' | '''TMDL Approval Status:''' | ||
*Central Coast Water Board - ''approved May 8, 2009'' | *Central Coast Water Board - ''approved May 8, 2009'' | ||
Revision as of 15:43, 29 March 2016
303(d) Listed Impairments
Pathogens
First listed: 1990
Possible Sources: Collection System Failure, Natural Sources, Onsite Wastewater Systems (Septic Tanks), Pasture Grazing-Riparian and/or Upland, Urban Runoff/Storm Sewers
TMDL: Fecal Coliform concentration shall not exceed - 200 MPN/100mL (w/ no less than 5 samples for any 30-day period) or 400 MPN/100mL (for no more than 10% of single samples collected during any 30-day period)[1]
TMDL Approval Status:
- Central Coast Water Board - approved May 8, 2009
- State Water Resources Control Board - approved August 3, 2010
- Office of Administrative Law (OAL) - approved October 29, 2010 - Effective date
- US Environmental Protection Agency - approved January 20, 2011'
Sedimentation/siltation
Source
'
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