Passage Data · Check a report · Use it from your AI
Construction Sand And Gravel, Hayden, Alabama. NPDES permit AL0064483 expired Oct 31, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 8.5 SU | all year | 001 |
| pH | daily maximum | ≤ 8.5 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 11 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 11 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 22 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 22 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 004 |
| pH | daily minimum | ≥ 6 SU | all year | 004 |
| pH | daily maximum | ≤ 8.5 SU | all year | 004 |
| pH | daily maximum | ≤ 8.5 SU | all year | 004 |
| Solids, total suspended | monthly average | ≤ 11 mg/L | all year | 004 |
| Solids, total suspended | monthly average | ≤ 11 mg/L | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 22 mg/L | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 22 mg/L | all year | 004 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| pH | daily minimum | ≥ 6 SU | all year | 005 |
| pH | daily minimum | ≥ 6 SU | all year | 005 |
| pH | daily maximum | ≤ 8.5 SU | all year | 005 |
| pH | daily maximum | ≤ 8.5 SU | all year | 005 |
| Solids, total suspended | monthly average | ≤ 11 mg/L | all year | 005 |
| Solids, total suspended | monthly average | ≤ 11 mg/L | all year | 005 |
| Solids, total suspended | daily maximum | ≤ 22 mg/L | all year | 005 |
| Solids, total suspended | daily maximum | ≤ 22 mg/L | all year | 005 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 005 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 005 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| pH | daily minimum | ≥ 6 SU | all year | 006 |
| pH | daily minimum | ≥ 6 SU | all year | 006 |
| pH | daily maximum | ≤ 8.5 SU | all year | 006 |
| pH | daily maximum | ≤ 8.5 SU | all year | 006 |
| Solids, total suspended | monthly average | ≤ 11 mg/L | all year | 006 |
| Solids, total suspended | monthly average | ≤ 11 mg/L | all year | 006 |
| Solids, total suspended | daily maximum | ≤ 22 mg/L | all year | 006 |
| Solids, total suspended | daily maximum | ≤ 22 mg/L | all year | 006 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Jun, Aug, Oct | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
Cited limits by parameter: Alabama's rules and the federal ones.
Same industry: the 206 Mining and Quarrying of Nonmetallic Minerals permits in Alabama.
· 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/AL0064483 · MCP: https://passage-data.com/mcp