EPA · subbasin 12040102 · discharge permits by parameter

Mercury, total [as Hg] in subbasin 12040102

• 78Permits carrying a limit
• 1With a recorded exceedance
• 5,569Nationwide

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.

78 of the permits in subbasin 12040102 carry a numeric limit on Mercury, total [as Hg], and 1 of those have a recorded exceedance. Nationwide the same parameter appears in 5,569 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 12040102

• Stock base fluid, PAH 3
• Stock base fluid, sediment toxicity 3
• Stock base fluid, biodegredation rate 3
• Discharge drill cuttings, sediment toxicity 3
• Discharge drill cuttings, formation oil 3
• Discharge drill cuttings, base fluids retained 3
• Whole Effluent Toxicity [WET] - C. dubia 4
• Whole Effluent Toxicity [WET] - P. promelas 3
• Solids, total dissolved 12
• Salmonella 150
• Flow 6
• Cadmium [Cd], in barite, dry weight 6
• Mercury [Hg], in barite, dry weight 6
• Molybdenum, sludge, total, dry weight [as Mo] 150
• Zinc, sludge, total, dry weight [as Zn] 150
• Lead, sludge, total, dry weight [as Pb] 150
• Nickel, sludge, total, dry weight [as Ni] 150
• Mercury, sludge, total, dry weight [as Hg] 150
• Chromium, sludge, total, dry weight [as Cr] 150
• Produced water, free oil 6

Mercury, total [as Hg] nationwide · Subbasin 12040102, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 12040102 with limits on Mercury, total [as Hg]. The figures listed are 78 permits in this watershed with a limit on this parameter and 18 permits in this watershed with a recorded violation of this parameter.