EPA · subbasin 05050009 · discharge permits by parameter

Toxicity [chronic], Ceriodaphnia dubia in subbasin 05050009

• 54Permits carrying a limit
• 4With 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.

54 of the permits in subbasin 05050009 carry a numeric limit on Toxicity [chronic], Ceriodaphnia dubia, and 4 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 05050009

• Chloride [as Cl] 4
• Sulfate, total [as SO4] 192
• Selenium, total recoverable 146
• Beryllium, total recoverable [as Be] 3
• Copper, total [as Cu] 3
• Iron, total [as Fe] 204
• Manganese, total [as Mn] 195
• Zinc, total recoverable 3
• Aluminum, total [as Al] 200
• Aluminum, dissolved [as Al] 199
• Lead, total recoverable 4
• Copper, total recoverable 3
• Selenium, dry weight 19
• Flow, in conduit or thru treatment plant 45
• Chlorine, total residual 40
• Solids, total dissolved 191
• Coliform, fecal general 40
• BOD, 5-day, percent removal 3
• Solids, suspended percent removal 3
• Chemical Oxygen Demand [COD] 15

Toxicity [chronic], Ceriodaphnia dubia nationwide · Subbasin 05050009, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 05050009 with limits on the pollutant parameter Toxicity [chronic], Ceriodaphnia dubia. The figures listed are 54 permits in this watershed with a limit on this parameter and 59 permits in this watershed with a recorded violation of this parameter.