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

Lanast LLC Dba Arctic Ice

Manufactured Ice for sale, North Sioux City, South Dakota. NPDES permit SD0027588, in force until May 31, 2031. Last 12 months: no values over a limit, 2 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 28 days after each period: form A monthly (9 values)
Last report on file: August 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (9)

Parameter	Statistic	Limit	Months
Temperature, water deg. fahrenheit	30-day average	report only (deg F)	all year
Temperature, water deg. fahrenheit	daily maximum	≤ 80 deg F	all year
Flow rate	30-day average	report only (gal/d)	all year
Flow rate	daily maximum	report only (gal/d)	all year
pH	daily minimum	≥ 6.5 SU	all year
pH	daily maximum	≤ 9 SU	all year
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	all year
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	all year
Floating solids, waste or visible foam-visual	daily maximum	≤ 0 N=0;Y=1	all year

How strict are these limits?

Temperature, water deg. fahrenheit, daily maximum 80 deg F — stricter than 76% of 648 other minor industrial and other permits nationwide; 1% have the same limit
pH, daily minimum at least 6.5 SU — stricter than 28% of 46 other minor industrial and other permits in South Dakota; 57% have the same limit

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

Same industry: the 7 Food and Kindred Products permits in South Dakota.

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/SD0027588 · MCP: https://passage-data.com/mcp