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Neodesha, City of

Sewage treatment plant, Neodesha, Kansas. NPDES permit KS0025658, in force until Jun 30, 2031. Last 12 months: over a limit 2 times (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due: About 29 days after each period: outfall 001 form A quarterly (7 values), outfall 002 form A quarterly (2 values)
Last report on file: September 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 0 of 16 reports late

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

Period ending	Parameter	Reported	Limit	Over by
December 2025	BOD, 5-day, 20 deg. C, monthly average	39.6 mg/L	≤ 30 mg/L	32%
March 2026	BOD, 5-day, 20 deg. C, monthly average	32.9 mg/L	≤ 30 mg/L	10%

Limits in force (9)

Parameter	Statistic	Limit	Months	Outfall
BOD, 5-day, 20 deg. C	monthly average	≤ 30 mg/L	all year	001
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 45 mg/L	all year	001
pH	monthly average	report only (SU)	all year	001
Solids, total suspended	monthly average	≤ 80 mg/L	all year	001
Solids, total suspended	maximum weekly average	≤ 120 mg/L	all year	001
Nitrogen, ammonia total [as N]	monthly average	≤ 5.6 mg/L	all year	001
E. coli	monthly geometric mean	report only (#/100mL)	all year	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

How strict are these limits?

Nitrogen, ammonia total [as N], monthly average 5.6 mg/L — stricter than 39% of 309 other minor POTWs in Kansas

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/KS0025658 · MCP: https://passage-data.com/mcp