EPA · subbasin 02020006 · discharge permits by parameter

Toxicity [chronic], Ceriodaphnia dubia in subbasin 02020006

• 9Permits carrying a limit
• 1With a recorded exceedance
• 1,129Nationwide

A subbasin is a unit of the national Watershed Boundary Dataset, and water crosses state lines: a permit is placed here by the outfall EPA names as its representative discharge point.

9 of the permits in subbasin 02020006 carry a numeric limit on Toxicity [chronic], Ceriodaphnia dubia, and 1 of those have a recorded exceedance. Nationwide the same parameter appears in 1,129 permits. A permit carrying several parameters is counted under each of them, so the parameter counts for one subbasin add up to more permits than it holds. The other parameters named in this subbasin are listed below.

Permits

Other pollutants in subbasin 02020006

• Di[2-ethylhexyl] phthalate [DEHP] 5
• Ann. amt sludge disposed by other method 9
• Annual amt of sludge incinerated 9
• Annual sludge production, total 9
• Annual amount of sludge land applied 9
• Annual amt. sludge disposed surface unit 9
• Annual amt sludge disposed in landfill 9
• Flow, in conduit or thru treatment plant 45
• Chlorine, total residual 61
• Toxicity [acute], Ceriodaphnia dubia 9
• Toxicity [acute], Pimephales promelas [Fathead Minnow] 9
• Toxicity [chronic], Pimephales promelas [Fathead Minnow] 9
• Solids, total dissolved 15
• Mercury, total [as Hg] 3
• Coliform, fecal general 49
• BOD, carbonaceous [5 day, 20 C] 26
• BOD, 5-day, percent removal 27
• Solids, suspended percent removal 37
• Chemical Oxygen Demand [COD] 19
• Carbonaceous oxygen demand, % removal 11

Toxicity [chronic], Ceriodaphnia dubia nationwide · Subbasin 02020006, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 02020006 with limits on the pollutant parameter Toxicity [chronic], Ceriodaphnia dubia. The watershed has 9 permits with a limit on this parameter and 8 permits with a recorded violation of this parameter.