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Sewerage Systems, Englewood, Tennessee. NPDES permit TN0023396, in force until Nov 30, 2027. Last 12 months: over a limit 71 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Nitrogen, ammonia total [as N], daily maximum | 3.25 mg/L | ≤ 2 mg/L | 63% |
| October 2025 | Nitrogen, ammonia total [as N], monthly average | 3.25 mg/L | ≤ 1 mg/L | 225% |
| October 2025 | Oxygen, dissolved [DO], daily minimum | 5.5 mg/L | ≥ 6 mg/L | 8% |
| October 2025 | Solids, settleable, daily maximum | 60 mL/L | ≤ 1 mL/L | 5900% |
| October 2025 | Solids, total suspended, monthly average | 45 mg/L | ≤ 30 mg/L | 50% |
| November 2025 | BOD, carbonaceous [5 day, 20 C], daily maximum | 32 mg/L | ≤ 20 mg/L | 60% |
| November 2025 | BOD, carbonaceous [5 day, 20 C], monthly average | 32 mg/L | ≤ 10 mg/L | 220% |
| November 2025 | Nitrogen, ammonia total [as N], monthly average | 2.83 mg/L | ≤ 2 mg/L | 42% |
| November 2025 | Oxygen, dissolved [DO], daily minimum | 5 mg/L | ≥ 6 mg/L | 17% |
| November 2025 | Solids, total suspended, daily maximum | 165 mg/L | ≤ 45 mg/L | 267% |
| November 2025 | Solids, total suspended, monthly average | 165 mg/L | ≤ 30 mg/L | 450% |
| December 2025 | BOD, carbonaceous [5 day, 20 C], daily maximum | 24 mg/L | ≤ 20 mg/L | 20% |
| December 2025 | BOD, carbonaceous [5 day, 20 C], monthly average | 24 mg/L | ≤ 10 mg/L | 140% |
| December 2025 | Nitrogen, ammonia total [as N], monthly average | 3.17 mg/L | ≤ 2 mg/L | 59% |
| December 2025 | Oxygen, dissolved [DO], daily minimum | 5.6 mg/L | ≥ 6 mg/L | 7% |
| December 2025 | Solids, total suspended, daily maximum | 60 mg/L | ≤ 45 mg/L | 33% |
| December 2025 | Solids, total suspended, monthly average | 60 mg/L | ≤ 30 mg/L | 100% |
| January 2026 | BOD, carbonaceous [5 day, 20 C], daily maximum | 24 mg/L | ≤ 20 mg/L | 20% |
| January 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 24 mg/L | ≤ 10 mg/L | 140% |
| January 2026 | Nitrogen, ammonia total [as N], monthly average | 3.23 mg/L | ≤ 2 mg/L | 62% |
| January 2026 | Oxygen, dissolved [DO], daily minimum | 5.5 mg/L | ≥ 6 mg/L | 8% |
| January 2026 | Solids, total suspended, daily maximum | 48 mg/L | ≤ 45 mg/L | 7% |
| January 2026 | Solids, total suspended, monthly average | 48 mg/L | ≤ 30 mg/L | 60% |
| February 2026 | BOD, carbonaceous [5 day, 20 C], daily maximum | 36 mg/L | ≤ 20 mg/L | 80% |
| February 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 36 mg/L | ≤ 10 mg/L | 260% |
| February 2026 | Nitrogen, ammonia total [as N], monthly average | 3.25 mg/L | ≤ 2 mg/L | 63% |
| February 2026 | Oxygen, dissolved [DO], daily minimum | 5.4 mg/L | ≥ 6 mg/L | 10% |
| February 2026 | Solids, total suspended, daily maximum | 64 mg/L | ≤ 45 mg/L | 42% |
| February 2026 | Solids, total suspended, monthly average | 64 mg/L | ≤ 30 mg/L | 113% |
| March 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 15 mg/L | ≤ 10 mg/L | 50% |
| March 2026 | Nitrogen, ammonia total [as N], monthly average | 3.82 mg/L | ≤ 2 mg/L | 91% |
| March 2026 | Oxygen, dissolved [DO], daily minimum | 4.5 mg/L | ≥ 6 mg/L | 25% |
| March 2026 | Solids, total suspended, daily maximum | 96 mg/L | ≤ 45 mg/L | 113% |
| March 2026 | Solids, total suspended, monthly average | 96 mg/L | ≤ 30 mg/L | 220% |
| April 2026 | BOD, carbonaceous [5 day, 20 C], daily maximum | 40 mg/L | ≤ 20 mg/L | 100% |
| April 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 40 mg/L | ≤ 10 mg/L | 300% |
| April 2026 | Nitrogen, ammonia total [as N], monthly average | 2.98 mg/L | ≤ 2 mg/L | 49% |
| April 2026 | Oxygen, dissolved [DO], daily minimum | 5 mg/L | ≥ 6 mg/L | 17% |
| April 2026 | Solids, total suspended, daily maximum | 104 mg/L | ≤ 45 mg/L | 131% |
| April 2026 | Solids, total suspended, monthly average | 104 mg/L | ≤ 30 mg/L | 247% |
| May 2026 | Nitrogen, ammonia total [as N], daily maximum | 3.41 mg/L | ≤ 2 mg/L | 71% |
| May 2026 | Nitrogen, ammonia total [as N], monthly average | 3.41 mg/L | ≤ 1 mg/L | 241% |
| May 2026 | Oxygen, dissolved [DO], daily minimum | 5.1 mg/L | ≥ 6 mg/L | 15% |
| May 2026 | Solids, total suspended, monthly average | 44 mg/L | ≤ 30 mg/L | 47% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], daily maximum | 25 mg/L | ≤ 20 mg/L | 25% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 25 mg/L | ≤ 10 mg/L | 150% |
| June 2026 | Nitrogen, ammonia total [as N], daily maximum | 3.75 mg/L | ≤ 2 mg/L | 88% |
| June 2026 | Nitrogen, ammonia total [as N], monthly average | 3.75 mg/L | ≤ 1 mg/L | 275% |
| June 2026 | Oxygen, dissolved [DO], daily minimum | 5 mg/L | ≥ 6 mg/L | 17% |
| June 2026 | Solids, total suspended, daily maximum | 64 mg/L | ≤ 45 mg/L | 42% |
| June 2026 | Solids, total suspended, monthly average | 64 mg/L | ≤ 30 mg/L | 113% |
| July 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 19 mg/L | ≤ 10 mg/L | 90% |
| July 2026 | Nitrogen, ammonia total [as N], daily maximum | 3.93 mg/L | ≤ 2 mg/L | 97% |
| July 2026 | Nitrogen, ammonia total [as N], monthly average | 3.93 mg/L | ≤ 1 mg/L | 293% |
| July 2026 | Oxygen, dissolved [DO], daily minimum | 2.9 mg/L | ≥ 6 mg/L | 52% |
| July 2026 | Solids, total suspended, daily maximum | 52 mg/L | ≤ 45 mg/L | 16% |
| July 2026 | Solids, total suspended, monthly average | 52 mg/L | ≤ 30 mg/L | 73% |
| August 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 17 mg/L | ≤ 10 mg/L | 70% |
| August 2026 | E. coli, monthly average | 136 #/100mL | ≤ 126 #/100mL | 8% |
| August 2026 | Nitrogen, ammonia total [as N], daily maximum | 3.82 mg/L | ≤ 2 mg/L | 91% |
| August 2026 | Nitrogen, ammonia total [as N], monthly average | 3.82 mg/L | ≤ 1 mg/L | 282% |
| August 2026 | Oxygen, dissolved [DO], daily minimum | 3.3 mg/L | ≥ 6 mg/L | 45% |
| August 2026 | Solids, total suspended, daily maximum | 52 mg/L | ≤ 45 mg/L | 16% |
| August 2026 | Solids, total suspended, monthly average | 52 mg/L | ≤ 30 mg/L | 73% |
| September 2026 | BOD, carbonaceous [5 day, 20 C], daily maximum | 31 mg/L | ≤ 20 mg/L | 55% |
| September 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 31 mg/L | ≤ 10 mg/L | 210% |
| September 2026 | Nitrogen, ammonia total [as N], daily maximum | 2.63 mg/L | ≤ 2 mg/L | 32% |
| September 2026 | Nitrogen, ammonia total [as N], monthly average | 2.63 mg/L | ≤ 1 mg/L | 163% |
| September 2026 | Oxygen, dissolved [DO], daily minimum | 3.1 mg/L | ≥ 6 mg/L | 48% |
| September 2026 | Solids, total suspended, daily maximum | 48 mg/L | ≤ 45 mg/L | 7% |
| September 2026 | Solids, total suspended, monthly average | 48 mg/L | ≤ 30 mg/L | 60% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | ≥ 6 mg/L | all year |
| pH | daily minimum | ≥ 6 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year |
| Solids, settleable | daily maximum | ≤ 1 mL/L | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 4 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2 mg/L | May–Oct |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Chlorine, total residual | monthly average | ≤ .011 mg/L | all year |
| Chlorine, total residual | daily maximum | ≤ .02 mg/L | all year |
| E. coli | monthly average | ≤ 126 #/100mL | all year |
| E. coli | daily maximum | ≤ 941 #/100mL | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 10 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 20 mg/L | all year |
Cited limits by parameter: Tennessee'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/TN0023396 · MCP: https://passage-data.com/mcp