EPA · subbasin 11110101 · discharge permits by parameter

Oil and grease, hexane extr method in subbasin 11110101

• 10Permits carrying a limit
• 5With a recorded exceedance
• 2,470Nationwide

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.

10 of the permits in subbasin 11110101 carry a numeric limit on Oil and grease, hexane extr method, and 5 of those have a recorded exceedance. Nationwide the same parameter appears in 2,470 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 11110101

• Temperature, water deg. centigrade 3
• BOD, 5-day, 20 deg. C 9
• Oxygen demand, chem. [high level] [COD] 3
• pH 36
• Solids, total suspended 37
• Oil & Grease 7
• Nitrogen, ammonia total [as N] 4
• Copper, total [as Cu] 3
• Zinc, total [as Zn] 3
• Misc. free oil in Western GOM, OCS 4
• Drilling fluid, end of well, 96-hr LC50 4
• Drilling fluid, toxicity 4
• Well fluids, oil & grease 4
• Whole effluent toxicity 7
• Whole effluent toxicity - retest #1 6
• Whole effluent toxicity - retest #2 6
• Oxidants, total residual 4
• Flow, in conduit or thru treatment plant 36
• Chlorine, total residual 7
• E. coli 4

Oil and grease, hexane extr method nationwide · Subbasin 11110101, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 11110101 with limits on the pollutant parameter Oil and grease, hexane extr method. The page lists 10 permits in this watershed with a limit on this parameter and 10 permits in this watershed with a recorded violation of this parameter.