EPA · subbasin 06030002 · discharge permits by parameter

Toxicity [chronic], Ceriodaphnia dubia in subbasin 06030002

• 11Permits carrying a limit
• 8With 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.

11 of the permits in subbasin 06030002 carry a numeric limit on Toxicity [chronic], Ceriodaphnia dubia, and 8 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 06030002

• Rainfall 196
• Flow, in conduit or thru treatment plant 199
• Chlorine, total residual 72
• E. coli 42
• Perfluorooctanoic acid (PFOA) 3
• Perfluorobutanoic acid (PFBA) 3
• Perfluorohexanoic acid (PFHxA) 3
• Perfluoroheptanoic acid (PFHpA) 3
• Annual Certification Statement 80
• Toxicity [acute], Ceriodaphnia dubia 10
• Toxicity [acute], Pimephales promelas [Fathead Minnow] 10
• Toxicity [chronic], Pimephales promelas [Fathead Minnow] 11
• Solids, total dissolved 12
• Mercury, total [as Hg] 46
• Mercury, total recoverable 3
• Coliform, fecal general 6
• Total toxic organics [TTO] [40 CFR433] 7
• BOD, carbonaceous [5 day, 20 C] 46
• BOD, carb-5 day, 20 deg C, percent removal 39
• Solids, suspended percent removal 42

Toxicity [chronic], Ceriodaphnia dubia nationwide · Subbasin 06030002, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 06030002 with limits on the pollutant parameter Toxicity [chronic], Ceriodaphnia dubia. It lists 11 permits in this watershed with a limit on this parameter and 12 permits in this watershed with a recorded violation of this parameter.