Passage Data · Check a report · Use it from your AI

General Motors LLC - GM Remediation

Aluminum Die-Castings, Bedford, Indiana. NPDES permit IN0064424, in force until Apr 30, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 28 days after each period: form A monthly (9 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

Limits in force (9)

Parameter	Statistic	Limit	Months
pH	daily minimum	≥ 6 SU	all year
pH	daily maximum	≤ 9 SU	all year
Solids, total suspended	monthly average	≤ 10 mg/L	all year
Solids, total suspended	daily maximum	≤ 15 mg/L	all year
Polychlorinated biphenyls [PCBs]	monthly average	≤ .3 ug/L	all year
Polychlorinated biphenyls [PCBs]	daily maximum	≤ .3 ug/L	all year
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
Flow, total	monthly total	report only (Mgal/mo)	all year

How strict are these limits?

Solids, total suspended, daily maximum 15 mg/L — stricter than 97% of 259 other minor industrial and other permits in Indiana; 2% have the same limit
Solids, total suspended, monthly average 10 mg/L — stricter than 95% of 428 other minor industrial and other permits in Indiana; 4% have the same limit
Polychlorinated biphenyls [PCBs], daily maximum .3 ug/L — stricter than 27% of 29 other minor industrial and other permits nationwide; 3% have the same limit

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

Same industry: the 54 Primary Metal Industries permits in Indiana.

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

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IN0064424 · MCP: https://passage-data.com/mcp