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Sewage treatment plant, Folkston, Georgia. NPDES permit GA0037613 expired Feb 28, 2022; its limits still apply. Last 12 months: over a limit 16 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| January 2026 | 001 | Phosphorus, total [as P], monthly average | 4.51 mg/L | ≤ 3.8 mg/L | 19% |
| January 2026 | 001 | Phosphorus, total [as P], weekly average | 5.84 mg/L | ≤ 5.7 mg/L | 2% |
| February 2026 | 001 | Phosphorus, total [as P], monthly average | 4.29 mg/L | ≤ 3.8 mg/L | 13% |
| March 2026 | 001 | Phosphorus, total [as P], monthly average | 5.54 mg/L | ≤ 3.8 mg/L | 46% |
| March 2026 | 001 | Phosphorus, total [as P], monthly average | 7.44 kg/d | ≤ 7.2 kg/d | 3% |
| March 2026 | 001 | Phosphorus, total [as P], weekly average | 6.08 mg/L | ≤ 5.7 mg/L | 7% |
| March 2026 | 002 | BOD, 5-day, 20 deg. C, monthly average | 80 mg/L | ≤ 50 mg/L | 60% |
| April 2026 | 001 | Phosphorus, total [as P], monthly average | 14.1 kg/d | ≤ 7.2 kg/d | 96% |
| April 2026 | 001 | Phosphorus, total [as P], monthly average | 7.52 mg/L | ≤ 3.8 mg/L | 98% |
| April 2026 | 001 | Phosphorus, total [as P], weekly average | 15.5 mg/L | ≤ 5.7 mg/L | 172% |
| April 2026 | 001 | Phosphorus, total [as P], weekly average | 34 kg/d | ≤ 9 kg/d | 278% |
| May 2026 | 002 | Solids, total suspended, monthly average | 104 mg/L | ≤ 90 mg/L | 16% |
| June 2026 | 001 | Phosphorus, total [as P], monthly average | 3.98 mg/L | ≤ 3.8 mg/L | 5% |
| June 2026 | 001 | Phosphorus, total [as P], monthly average | 7.68 kg/d | ≤ 7.2 kg/d | 7% |
| August 2026 | 001 | Phosphorus, total [as P], monthly average | 3.99 mg/L | ≤ 3.8 mg/L | 5% |
| September 2026 | 001 | Phosphorus, total [as P], weekly average | 9.21 kg/d | ≤ 9 kg/d | 2% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 5 mg/L | all year | 001 |
| Oxygen, dissolved [DO] | value | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | May–Oct | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 15 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 15 mg/L | May–Oct | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 23 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 19 kg/d | May–Oct | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 28 kg/d | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 24 kg/d | May–Oct | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 36 kg/d | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (kg/d) | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | report only (kg/d) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| pH | minimum | report only (SU) | Mar, Jun, Sep, Dec | 001 |
| pH | maximum | report only (SU) | Mar, Jun, Sep, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 57 kg/d | all year | 001 |
| Solids, total suspended | weekly average | ≤ 70 kg/d | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | weekly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | report only (kg/d) | all year | 001 |
| Solids, total suspended | weekly average | report only (kg/d) | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 001 |
| Nitrogen, organic total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1 mg/L | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 3 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 1.5 mg/L | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3.8 kg/d | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.9 kg/d | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 4.7 kg/d | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 2.4 kg/d | May–Oct | 001 |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 3.8 mg/L | all year | 001 |
| Phosphorus, total [as P] | weekly average | ≤ 5.7 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 7.2 kg/d | all year | 001 |
| Phosphorus, total [as P] | weekly average | ≤ 9 kg/d | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .5 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | weekly average | ≤ .62 MGD | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .03 mg/L | all year | 001 |
| Phosphorus, ortho | monthly average | report only (mg/L) | all year | 001 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 001 |
| Coliform, fecal general | weekly geometric mean | ≤ 400 #/100mL | all year | 001 |
| Coliform, fecal general | monthly geometric mean | report only (#/100mL) | Mar, Jun, Sep, Dec | 001 |
| Solids, sludge, total, dry weight | monthly total | report only (dry ton) | all year | 001 |
| BOD, 5-day, percent removal | minimum | ≥ 85 % | all year | 001 |
| Solids, suspended percent removal | minimum | ≥ 85 % | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 50 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 002 |
| pH | minimum | report only (SU) | all year | 002 |
| pH | maximum | report only (SU) | all year | 002 |
| Solids, total suspended | monthly average | ≤ 90 mg/L | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .8 MGD | all year | 002 |
| Flow, in conduit or thru treatment plant | weekly average | ≤ 1 MGD | all year | 002 |
| Solids, sludge, total, dry weight | monthly total | report only (lb) | all year | 002 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 003 |
| pH | minimum | report only (SU) | all year | 003 |
| pH | maximum | report only (SU) | all year | 003 |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 003 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec | 003 |
| Rainfall | monthly total | report only (in) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .3 MGD | all year | 003 |
| Spray irrigation, application rate | weekly maximum | ≤ 2.5 in/wk | all year | 003 |
| Spray irrigation, application rate | instantaneous maximum | ≤ .25 in/hr | all year | 003 |
| Specific conductance | minimum | report only (umho/cm) | Mar, Jun, Sep, Dec | 004 |
| Specific conductance | maximum | report only (umho/cm) | Mar, Jun, Sep, Dec | 004 |
| pH | minimum | report only (SU) | Mar, Jun, Sep, Dec | 004 |
| pH | maximum | report only (SU) | Mar, Jun, Sep, Dec | 004 |
| Nitrogen, nitrate total [as N] | maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 004 |
| Depth to water level ft below landsurface | minimum | report only (ft) | all year | 004 |
| Depth to water level ft below landsurface | maximum | report only (ft) | all year | 004 |
| Coliform, fecal general | maximum | report only (#/100mL) | Jun, Dec | 004 |
| Specific conductance | minimum | report only (umho/cm) | Mar, Jun, Sep, Dec | 005 |
| Specific conductance | maximum | report only (umho/cm) | Mar, Jun, Sep, Dec | 005 |
| pH | minimum | report only (SU) | Mar, Jun, Sep, Dec | 005 |
| pH | maximum | report only (SU) | Mar, Jun, Sep, Dec | 005 |
| Nitrogen, nitrate total [as N] | maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 005 |
| Depth to water level ft below landsurface | minimum | report only (ft) | all year | 005 |
| Depth to water level ft below landsurface | maximum | report only (ft) | all year | 005 |
| Coliform, fecal general | maximum | report only (#/100mL) | Jun, Dec | 005 |
| Specific conductance | minimum | report only (umho/cm) | Mar, Jun, Sep, Dec | 006 |
| Specific conductance | maximum | report only (umho/cm) | Mar, Jun, Sep, Dec | 006 |
| pH | minimum | report only (SU) | Mar, Jun, Sep, Dec | 006 |
| pH | maximum | report only (SU) | Mar, Jun, Sep, Dec | 006 |
| Nitrogen, nitrate total [as N] | maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 006 |
| Depth to water level ft below landsurface | minimum | report only (ft) | all year | 006 |
| Depth to water level ft below landsurface | maximum | report only (ft) | all year | 006 |
| Coliform, fecal general | maximum | report only (#/100mL) | Jun, Dec | 006 |
| Specific conductance | minimum | report only (umho/cm) | Mar, Jun, Sep, Dec | 007 |
| Specific conductance | maximum | report only (umho/cm) | Mar, Jun, Sep, Dec | 007 |
| pH | minimum | report only (SU) | Mar, Jun, Sep, Dec | 007 |
| pH | maximum | report only (SU) | Mar, Jun, Sep, Dec | 007 |
| Nitrogen, nitrate total [as N] | maximum | ≤ 10 mg/L | Mar, Jun, Sep, Dec | 007 |
| Depth to water level ft below landsurface | minimum | report only (ft) | all year | 007 |
| Depth to water level ft below landsurface | maximum | report only (ft) | all year | 007 |
| Coliform, fecal general | maximum | report only (#/100mL) | Jun, Dec | 007 |
Cited limits by parameter: Georgia's rules and the federal ones.
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Your permit document is the final word. As JSON: /api/v1/permits/GA0037613 · MCP: https://passage-data.com/mcp