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Public Wholesale Water Supply Dist #12

Water Supply, Melvern, Kansas. NPDES permit KS0100056, in force until Jun 30, 2030. Last 12 months: over a limit once (last December 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due: About 29 days after each period: form A quarterly (6 values)
Last report on file: September 2026
Oct 2024 – Sep 2025: 1 value over a limit, 0 required values missing, 0 of 4 reports late

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

Period ending	Parameter	Reported	Limit	Over by
December 2025	Chlorine, total residual, daily maximum	160 ug/L	≤ 100 ug/L	60%

Limits in force (6)

Parameter	Statistic	Limit	Months
pH	daily minimum	≥ 6 SU	all year
pH	daily maximum	≤ 8.5 SU	all year
Solids, total suspended	daily maximum	≤ 100 mg/L	all year
Copper, total recoverable	daily maximum	≤ 46 ug/L	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year
Chlorine, total residual	daily maximum	≤ 100 ug/L	all year

How strict are these limits?

pH, daily maximum 8.5 SU — stricter than 100% of 154 other minor industrial and other permits in Kansas
Copper, total recoverable, daily maximum 46 ug/L — stricter than 30% of 249 other minor industrial and other permits nationwide
Chlorine, total residual, daily maximum 100 ug/L — stricter than 13% of 81 other minor industrial and other permits in Kansas; 86% have the same limit

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

Same industry: the 72 Water Supply permits in Kansas.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/KS0100056 · MCP: https://passage-data.com/mcp