Passage Data · Check a report · Use it from your AI
Industrial or other facility, Grand Isle, Vermont. NPDES permit VT0020931 expired Jun 30, 2022; its limits still apply. Last 12 months: no values over a limit, 8 required values missing, 1 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Turbidity | daily maximum | ≤ 10 NTU | all year |
| pH | minimum | ≥ 6.5 SU | all year |
| pH | maximum | ≤ 8.5 SU | all year |
| Solids, total suspended | monthly average | ≤ 5.8 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 10 mg/L | all year |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Dec |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Jan |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Oct |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Apr–Jun |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Aug |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Sep |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Feb, Mar |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Jul |
| Phosphorus, total [as P] | monthly average | ≤ .8 mg/L | Nov |
| Phosphorus, total [as P] | monthly average | ≤ 6.4 lb/d | Dec |
| Phosphorus, total [as P] | monthly average | ≤ 4.3 lb/d | Jan |
| Phosphorus, total [as P] | monthly average | ≤ 8.5 lb/d | Oct |
| Phosphorus, total [as P] | monthly average | ≤ 3.9 lb/d | Apr–Jun |
| Phosphorus, total [as P] | monthly average | ≤ 5.9 lb/d | Aug |
| Phosphorus, total [as P] | monthly average | ≤ 7.8 lb/d | Sep |
| Phosphorus, total [as P] | monthly average | ≤ 3.8 lb/d | Feb, Mar |
| Phosphorus, total [as P] | monthly average | ≤ 5 lb/d | Jul |
| Phosphorus, total [as P] | monthly average | ≤ 9 lb/d | Nov |
| Phosphorus, total [as P] | annual total | ≤ 2015 lb/yr | Dec |
| Flow, in conduit or thru treatment plant | monthly average | ≤ 11.5 MGD | all year |
Cited limits by parameter: Vermont's rules and the federal ones.
· Save this facility as a site · Superfund sites nearby · Your permits on one board
On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/VT0020931 · MCP: https://passage-data.com/mcp