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Trademark Nitrogen

Nitrogenous Fertilizers, Tampa, Florida. NPDES permit FL0000647, in force until Jul 1, 2029. Last 12 months: over a limit 4 times (last March 2026), 2 of 13 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 1 monthly (32 values), form S twice a year
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 5 required values missing, 1 of 14 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
October 2025pH, daily maximum8.86≤ 8.5 SU—
December 2025Oxygen, dissolved percent saturation, daily average minimum37≥ 38 %3%
March 2026Oxygen, dissolved percent saturation, daily average minimum26≥ 38 %32%
March 2026Temperature, water deg. centigrade, daily maximum34.5≤ 33.3 deg C4%

Limits in force (38)

ParameterStatisticLimitMonths
Temperature, water deg. centigrademonthly averagereport only (deg C)all year
Temperature, water deg. centigradedaily maximum≤ 33.3 deg Call year
Specific conductancemonthly averagereport only (umho/cm)all year
Specific conductancedaily maximum≤ 1275 umho/cmall year
Oxygen, dissolved [DO]daily averagereport only (mg/L)all year
Oxygen, dissolved percent saturationmonthly average minimumreport only (%)all year
Oxygen, dissolved percent saturationdaily average minimum≥ 38 %all year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 8 mg/Lall year
Solids, total suspendeddaily maximum≤ 12 mg/Lall year
Nitrogen, total [as N]annual totalreport only (lb/yr)all year
Nitrogen, total [as N]5-year average≤ 400 lb/yrall year
Nitrogen, total [as N]monthly totalreport only (lb/mo)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 0 mg/Lall year
Nitrogen, ammonia total [as N]maximum≤ 2.5 Ratioall year
Nitrogen, nitrate total [as N]monthly averagereport only (mg/L)all year
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Hardness, total [as CaCO3]maximumreport only (mg/L)all year
Iron, total recoverabledaily maximum≤ 1 mg/Lall year
Zinc, total recoverablemaximumreport only (ug/L)all year
Zinc, total recoverablemaximumreport only (ug/L)all year
Zinc, total recoverablemaximum≤ 0 ug/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasminimum≥ 100 %all year
IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasminimum≥ 100 %all year
IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasminimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 100 %all year

How strict are these limits?

Cited limits by parameter: Florida's rules and the federal ones.

Same industry: the 22 Chemicals and Allied Products permits in Florida.

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Your permit document is the final word. As JSON: /api/v1/permits/FL0000647 · MCP: https://passage-data.com/mcp