EPA · subbasin 11020002 · discharge permits by parameter

Toxicity [chronic], Ceriodaphnia dubia in subbasin 11020002

• 6Permits carrying a limit
• 0With 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.

6 of the permits in subbasin 11020002 carry a numeric limit on Toxicity [chronic], Ceriodaphnia dubia, and 0 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 11020002

• Selenium, potentially dissolvd 19
• Oil and grease 49
• Chromium, trivalent total recoverable 3
• Uranium, total 6
• E. coli, thermotol, MF, MTEC 8
• Flow, in conduit or thru treatment plant 47
• Chlorine, total residual 17
• E. coli 5
• Are You In Compliance 6
• Flow, total 6
• Toxicity [chronic], Pimephales promelas [Fathead Minnow] 6
• Mercury, total [as Hg] 9
• Coliform, fecal general 3
• BOD, 5-day, percent removal 10
• Solids, suspended percent removal 9
• Chemical Oxygen Demand [COD] 6
• Sulfate 3
• Duration of discharge 3
• Oil and grease visual 47
• LC50 Static Renewal 96Hr Acute Pimephales promelas 3

Toxicity [chronic], Ceriodaphnia dubia nationwide · Subbasin 11020002, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 11020002 with limits on the pollutant parameter Toxicity [chronic], Ceriodaphnia dubia. It lists 6 permits in this watershed with a limit on this parameter and 5 permits in this watershed with a recorded violation of this parameter.