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Fish Hatcheries And Preserves, Challis, Idaho. NPDES permit ID0028533 expired Dec 30, 2023; its limits still apply. Last 12 months: no values over a limit, 10 of 27 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ .2 mg/L | all year | 001 |
| Phosphorus, total [as P] | daily maximum | ≤ .4 mg/L | all year | 001 |
| Floating solids, waste or visible foam-visual | monthly maximum | ≤ 0 N=0;Y=1 | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (cfs) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (cfs) | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 002 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | monthly average | ≤ .2 mg/L | all year | 002 |
| Phosphorus, total [as P] | daily maximum | ≤ .4 mg/L | all year | 002 |
| Floating solids, waste or visible foam-visual | monthly maximum | ≤ 0 N=0;Y=1 | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (cfs) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (cfs) | all year | 002 |
| Solids, total suspended | monthly average | ≤ 471 Mlb/da | all year | SUM |
Cited limits by parameter: Idaho's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/ID0028533 · MCP: https://passage-data.com/mcp