EPA · subbasin 12030105 · discharge permits by parameter

Zinc, total [as Zn] in subbasin 12030105

• 112Permits carrying a limit
• 0With a recorded exceedance
• 9,358Nationwide

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.

112 of the permits in subbasin 12030105 carry a numeric limit on Zinc, total [as Zn], and 0 of those have a recorded exceedance. Nationwide the same parameter appears in 9,358 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 12030105

• Arsenic, dry weight 13
• Barium, total [as Ba] 111
• Cadmium, total [as Cd] 111
• Chromium, total [as Cr] 111
• Copper, total [as Cu] 115
• Iron, total [as Fe] 23
• Lead, total [as Pb] 116
• Manganese, total [as Mn] 111
• Nickel, total [as Ni] 124
• Silver, total [as Ag] 111
• Aluminum, total [as Al] 22
• Selenium, total [as Se] 111
• Selenium, dry weight 13
• 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 4
• Whole effluent toxicity - retest #1 47
• Whole effluent toxicity - retest #2 47

Zinc, total [as Zn] nationwide · Subbasin 12030105, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 12030105 with limits on Zinc, total [as Zn]. In this watershed, 112 permits have a limit on this parameter, and 17 permits have a recorded violation of this parameter.