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Allen Memorial Hospital Corporation

General Medical & Surgical Hospitals, Waterloo, Iowa. NPDES permit IA0072419 expired Apr 30, 2024; its limits still apply. Last 12 months: over a limit 4 times (last January 2026), 4 required values missing, 2 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 15 days after each period: outfall 001 form A monthly (2 values), outfall 002 form A monthly (2 values)
Last report on file: August 2026
Oct 2024 – Sep 2025: 12 values over a limit, 0 required values missing, 0 of 24 reports late

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

Period ending	Parameter	Reported	Limit
October 2025	pH, daily maximum	9.6	≤ 9 SU
November 2025	pH, daily maximum	9.6	≤ 9 SU
December 2025	pH, daily maximum	9.6	≤ 9 SU
January 2026	pH, daily maximum	9.7	≤ 9 SU

Limits in force (4)

Parameter	Statistic	Limit	Months	Outfall
pH	daily minimum	≥ 6 SU	all year	001
pH	daily maximum	≤ 9 SU	all year	001
pH	daily minimum	≥ 6.5 SU	all year	002
pH	daily maximum	≤ 9 SU	all year	002

How strict are these limits?

pH, daily minimum at least 6.5 SU — stricter than 60% of 423 other minor industrial and other permits in Iowa; 39% have the same limit

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

Same industry: the 15 Health Services permits in Iowa.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IA0072419 · MCP: https://passage-data.com/mcp