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Phosphate Rock, major discharger, Parrish, Florida. NPDES permit FL0032522, in force until Nov 21, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 002 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 002 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 002 |
| Streamflow | daily maximum | report only (MGD) | all year | 002 |
| Streamflow | daily maximum | report only (MGD) | all year | 002 |
| Turbidity | maximum | report only (NTU) | all year | 002 |
| Turbidity | maximum | report only (NTU) | all year | 002 |
| Turbidity | maximum | report only (NTU) | all year | 002 |
| Turbidity | maximum | report only (NTU) | all year | 002 |
| Turbidity | maximum | ≤ 0 NTU | all year | 002 |
| Specific conductance | maximum | report only (umho/cm) | all year | 002 |
| Specific conductance | maximum | report only (umho/cm) | all year | 002 |
| Specific conductance | maximum | report only (umho/cm) | all year | 002 |
| Specific conductance | maximum | report only (umho/cm) | all year | 002 |
| Specific conductance | maximum | ≤ 0 umho/cm | all year | 002 |
| Oxygen, dissolved percent saturation | daily minimum | ≥ 38 % | all year | 002 |
| Oxygen, dissolved percent saturation | daily minimum | report only (%) | all year | 002 |
| Oxygen, dissolved percent saturation | daily minimum | report only (%) | all year | 002 |
| pH | daily minimum | ≥ 6 SU | all year | 002 |
| pH | daily maximum | ≤ 8.5 SU | all year | 002 |
| pH | daily minimum | report only (SU) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| pH | daily minimum | report only (SU) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 002 |
| Solids, fixed suspended | 30-day average | ≤ 12 mg/L | all year | 002 |
| Solids, fixed suspended | daily maximum | ≤ 25 mg/L | all year | 002 |
| Oil & Grease | daily maximum | ≤ 5 mg/L | all year | 002 |
| Nitrogen, total [as N] | daily maximum | ≤ 3 mg/L | all year | 002 |
| Nitrogen, total [as N] | 5-year average | report only (lb/yr) | all year | 002 |
| Nitrogen, total [as N] | annual total | report only (lb/yr) | all year | 002 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 002 |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | all year | 002 |
| Phosphorus, total [as P] | 30-day average | ≤ 3 mg/L | all year | 002 |
| Phosphorus, total [as P] | daily maximum | ≤ 5 mg/L | all year | 002 |
| Phosphorus, total [as P] | 5-year average | report only (lb/yr) | all year | 002 |
| Phosphorus, total [as P] | annual total | report only (lb/yr) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | 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 (lb/d) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | 002 |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year | 002 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 002 |
| Radium 226 + radium 228, total | daily maximum | ≤ 5 pCi/L | all year | 002 |
| Chlorophyll A | daily maximum | report only (ug/L) | all year | 002 |
| Chlorophyll A | daily maximum | report only (ug/L) | all year | 002 |
| Chlorophyll A | daily maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Alpha, gross particle activity | daily maximum | ≤ 15 pCi/L | all year | 002 |
| IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelas | minimum | ≥ 100 % | all year | 002 |
| IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelas | minimum | ≥ 100 % | all year | 002 |
| IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelas | minimum | ≥ 100 % | all year | 002 |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | ≥ 100 % | all year | 002 |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | ≥ 100 % | all year | 002 |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | ≥ 100 % | all year | 002 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 004 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 004 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 004 |
| Streamflow | daily maximum | report only (MGD) | all year | 004 |
| Streamflow | daily maximum | report only (MGD) | all year | 004 |
| Turbidity | maximum | report only (NTU) | all year | 004 |
| Turbidity | maximum | report only (NTU) | all year | 004 |
| Turbidity | maximum | report only (NTU) | all year | 004 |
| Turbidity | maximum | report only (NTU) | all year | 004 |
| Turbidity | maximum | ≤ 0 NTU | all year | 004 |
| Specific conductance | maximum | report only (umho/cm) | all year | 004 |
| Specific conductance | maximum | report only (umho/cm) | all year | 004 |
| Specific conductance | maximum | report only (umho/cm) | all year | 004 |
| Specific conductance | maximum | report only (umho/cm) | all year | 004 |
| Specific conductance | maximum | ≤ 0 umho/cm | all year | 004 |
| Oxygen, dissolved percent saturation | daily minimum | ≥ 38 % | all year | 004 |
| Oxygen, dissolved percent saturation | daily minimum | report only (%) | all year | 004 |
| Oxygen, dissolved percent saturation | daily minimum | report only (%) | all year | 004 |
| pH | daily minimum | ≥ 6 SU | all year | 004 |
| pH | daily maximum | ≤ 8.5 SU | all year | 004 |
| pH | daily minimum | report only (SU) | all year | 004 |
| pH | daily maximum | report only (SU) | all year | 004 |
| pH | daily minimum | report only (SU) | all year | 004 |
| pH | daily maximum | report only (SU) | all year | 004 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 004 |
| Solids, fixed suspended | 30-day average | ≤ 12 mg/L | all year | 004 |
| Solids, fixed suspended | daily maximum | ≤ 25 mg/L | all year | 004 |
| Oil & Grease | daily maximum | ≤ 5 mg/L | all year | 004 |
| Nitrogen, total [as N] | daily maximum | ≤ 3 mg/L | all year | 004 |
| Nitrogen, total [as N] | annual total | report only (lb/yr) | all year | 004 |
| Nitrogen, total [as N] | 5-year average | report only (lb/yr) | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 004 |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | all year | 004 |
| Phosphorus, total [as P] | 30-day average | ≤ 3 mg/L | all year | 004 |
| Phosphorus, total [as P] | daily maximum | ≤ 5 mg/L | all year | 004 |
| Phosphorus, total [as P] | annual total | report only (lb/yr) | all year | 004 |
| Phosphorus, total [as P] | 5-year average | report only (lb/yr) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | 004 |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year | 004 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 004 |
| Fluoride, total [as F] | daily maximum | ≤ 10 mg/L | all year | 004 |
| Arsenic, total recoverable | daily maximum | ≤ 50 ug/L | all year | 004 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | 004 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | 004 |
| Radium 226 + radium 228, total | daily maximum | ≤ 5 pCi/L | all year | 004 |
| Chlorophyll A | daily maximum | report only (ug/L) | all year | 004 |
| Chlorophyll A | daily maximum | report only (ug/L) | all year | 004 |
| Chlorophyll A | daily maximum | report only (ug/L) | 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 |
| Alpha, gross particle activity | daily maximum | ≤ 15 pCi/L | all year | 004 |
| IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelas | minimum | ≥ 100 % | all year | 004 |
| IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelas | minimum | ≥ 100 % | all year | 004 |
| IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelas | minimum | ≥ 100 % | all year | 004 |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | ≥ 100 % | all year | 004 |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | ≥ 100 % | all year | 004 |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | ≥ 100 % | all year | 004 |
| Nitrogen, total [as N] | annual total | report only (lb/yr) | all year | AGG |
| Nitrogen, total [as N] | 5-year average | report only (lb/yr) | all year | AGG |
| Phosphorus, total [as P] | annual total | report only (lb/yr) | all year | AGG |
| Phosphorus, total [as P] | 5-year average | report only (lb/yr) | all year | AGG |
Cited limits by parameter: Florida's rules and the federal ones.
Same industry: the 22 Mining and Quarrying of Nonmetallic Minerals permits in Florida.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/FL0032522 · MCP: https://passage-data.com/mcp