EPA · subbasin 04040001 · discharge permits by parameter
LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia in subbasin 04040001
- 4Permits carrying a limit
- 3With 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.
4 of the permits in subbasin 04040001 carry a numeric limit on LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia, and 3 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
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| US STEEL CORP MIDWEST PLANT | IN0000337 | PORTAGE | IN | Major | BURNS DITCH TO LAKE MICHIGAN | |
| CLEVELAND-CLIFFS BURNS HARBOR LLC | IN0000175 | CHESTERTON | IN | Major | LITTLE CALUMET R AND BURNS HARBOR |
Other pollutants in subbasin 04040001
- Molybdenum, sludge, total, dry weight [as Mo] 4
- Zinc, sludge, total, dry weight [as Zn] 4
- Lead, sludge, total, dry weight [as Pb] 4
- Nickel, sludge, total, dry weight [as Ni] 4
- Mercury, sludge, total, dry weight [as Hg] 4
- Volatile compounds, [GC/MS] 5
- Chlorination frequency 4
- Chlorination duration 6
- Precipitation, monthly accumulation 4
- BOD, carbonaceous [5 day, 20 C] 47
- BOD, carb-5 day, 20 deg C, percent removal 5
- Solids, suspended percent removal 5
- Phosphorus, total percent removal 14
- Chemical Oxygen Demand [COD] 26
- Storm water flow 7
- Flow, total 67
- Outfall observation,visual, y/n response 3
- Discharge event observation [Visual Monitoring] 4
- NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia 4
- Noel Statre 7Day Chronic Pimephales 3
LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia nationwide · Subbasin 04040001, every permit
What this page shows
This page covers Clean Water Act discharge permits in watershed 04040001 with limits on LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia. It lists 4 permits in this watershed with a limit on this parameter and 10 permits in this watershed with a recorded violation of this parameter.