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Sewerage Systems, Frontenac, Kansas. NPDES permit KS0200025, in force until Jun 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | minimum weekly average | ≥ 6 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 20 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 30 mg/L | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 45 mg/L | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 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 | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 001 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | monthly average | report only (lb/d) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| E. coli | monthly geometric mean | ≤ 262 #/100mL | Apr | 001 |
| E. coli | monthly geometric mean | ≤ 2358 #/100mL | Jan | 001 |
| E. coli | monthly geometric mean | ≤ 2358 #/100mL | Mar | 001 |
| E. coli | monthly geometric mean | ≤ 262 #/100mL | Jun | 001 |
| E. coli | monthly geometric mean | ≤ 2358 #/100mL | Dec | 001 |
| E. coli | monthly geometric mean | ≤ 262 #/100mL | Aug | 001 |
| E. coli | monthly geometric mean | ≤ 2358 #/100mL | Feb | 001 |
| E. coli | monthly geometric mean | ≤ 262 #/100mL | Oct | 001 |
| E. coli | monthly geometric mean | ≤ 262 #/100mL | Sep | 001 |
| E. coli | monthly geometric mean | ≤ 2358 #/100mL | Nov | 001 |
| E. coli | monthly geometric mean | ≤ 262 #/100mL | Jul | 001 |
| E. coli | monthly geometric mean | ≤ 262 #/100mL | May | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 002 |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Nitrite + Nitrate total [as N], daily average | 10 mg/L | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 2.8 mg/L (Jun) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 8 mg/L (Nov) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 8.6 mg/L (Mar) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 2.2 mg/L (Jul) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 8.8 mg/L (Dec) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 4.1 mg/L (May) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 4.8 mg/L (Oct) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 3 mg/L (Sep) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 8.8 mg/L (Feb) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 5.5 mg/L (Apr) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 2.3 mg/L (Aug) | new | — | — |
| Nitrogen, ammonia total [as N], daily maximum | 8.8 mg/L (Jan) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 0.6 mg/L (Jun) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 1.5 mg/L (Mar) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 0.9 mg/L (May) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 1.5 mg/L (Nov) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 1 mg/L (Oct) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 0.5 mg/L (Jul) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 1.9 mg/L (Dec) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 1.9 mg/L (Feb) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 0.7 mg/L (Sep) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 1.1 mg/L (Apr) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 0.5 mg/L (Aug) | new | — | — |
| Nitrogen, ammonia total [as N], monthly average | 1.9 mg/L (Jan) | new | — | — |
| Phosphorus, Total As P, EPA's "DPD AVG" | 8.86 lb/d | new | — | — |
Cited limits by parameter: Kansas'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/KS0200025 · MCP: https://passage-data.com/mcp