EPA · subbasin 04040001 · discharge permits by parameter
Toxicity [chronic], Ceriodaphnia dubia in subbasin 04040001
- 16Permits carrying a limit
- 10With a recorded exceedance
- 1,129Nationwide
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.
16 of the permits in subbasin 04040001 carry a numeric limit on Toxicity [chronic], Ceriodaphnia dubia, and 10 of those have a recorded exceedance. Nationwide the same parameter appears in 1,129 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 |
|---|---|---|---|---|---|---|
| CLEVELAND-CLIFFS BURNS HARBOR LLC | IN0000175 | CHESTERTON | IN | Major | LITTLE CALUMET R AND BURNS HARBOR | |
| US STEEL CORP MIDWEST PLANT | IN0000337 | PORTAGE | IN | Major | BURNS DITCH TO LAKE MICHIGAN | |
| CLEVELAND-CLIFFS STEEL LLC - INDIANA HARBOR WEST | IN0000205 | EAST CHICAGO | IN | Major | INDIANA HARBOR CANAL | |
| CLEVELAND-CLIFFS STEEL LLC - INDIANA HARBOR EAST | IN0000094 | EAST CHICAGO | IN | Major | LK MICH. VIA IN HARBOR C/GRAND CAL. |
Other pollutants in subbasin 04040001
- Benzo[a]pyrene 3
- Naphthalene 7
- Copper, dry weight 4
- Cadmium, dry weight 4
- Duration 4
- Flow, in conduit or thru treatment plant 81
- Chlorine, total residual 42
- E. coli, colony forming units [CFU] 26
- Number of Events 22
- Toxicity [acute], Ceriodaphnia dubia 17
- Toxicity [acute], Pimephales promelas [Fathead Minnow] 14
- Toxicity [chronic], Pimephales promelas [Fathead Minnow] 13
- Mercury, total recoverable 20
- Coliform, fecal general 6
- Overflow volume [SS0 volume, CSO volume] 4
- Total toxic organics [TTO] [40 CFR433] 4
- 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
Toxicity [chronic], 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 Toxicity [chronic], Ceriodaphnia dubia. This watershed lists 16 permits with a limit on this parameter and 13 permits with a recorded violation of this parameter.