EPA · subbasin 10190004 · discharge permits by parameter

LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia in subbasin 10190004

• 3Permits carrying a limit
• 1With a recorded exceedance
• 122Nationwide

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.

3 of the permits in subbasin 10190004 carry a numeric limit on LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia, and 1 of those have a recorded exceedance. Nationwide the same parameter appears in 122 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 10190004

• Chlorine, total residual 26
• Mercury, total [low level] 3
• E. coli 7
• Sulfide-hydrogen sulfide [undissociated] 3
• Are You In Compliance 3
• Flow, total 9
• Toxicity [chronic], Ceriodaphnia dubia 6
• Toxicity [chronic], Pimephales promelas [Fathead Minnow] 6
• Solids, total dissolved 3
• Mercury, total [as Hg] 8
• Coliform, fecal general 8
• BOD, 5-day, percent removal 13
• Solids, suspended percent removal 13
• Chemical Oxygen Demand [COD] 4
• Sulfate 6
• Duration of discharge 4
• Xylene [mix of m+o+p] 10
• Oil and grease visual 60
• %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia 6
• %Effect Static Renewal 7Day Chronic Pimephales promelas 6

LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia nationwide · Subbasin 10190004, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 10190004 with limits on the pollutant parameter LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia. The watershed has 3 permits with a limit on this parameter and 3 permits with a recorded violation of this parameter.