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Steam And Air-Conditioning Supply, Rollins, Montana. NPDES permit MT0030651 expired Aug 31, 2023; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year |
| Temperature, water deg. fahrenheit | minimum | ≥ 35 deg F | all year |
| Temperature, water deg. fahrenheit | maximum | ≤ 79 deg F | all year |
| Flow rate | average | report only (gal/min) | all year |
| Flow rate | daily maximum | report only (gal/min) | all year |
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
Cited limits by parameter: Montana'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/MT0030651 · MCP: https://passage-data.com/mcp