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Xtek, Inc.

Rolling Mill Machinery, Cincinnati, Ohio. NPDES permit OH0048798, in force until Nov 30, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (7 values), outfall 601 form A monthly (4 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 20 reports late

Limits in force (15)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademonthly averagereport only (deg C)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Flow ratemonthly averagereport only (gal/d)all year001
Flow ratedaily maximumreport only (gal/d)all year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year001
Zinc, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Zinc, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec001
Copper, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Copper, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec001
pHdaily minimum≥ 6 SUall year601
pHdaily maximum≤ 9 SUall year601
Solids, total suspendeddaily maximum≤ 46 mg/Lall year601
Oil and grease, hexane extr methoddaily maximum≤ 62 mg/Lall year601

How strict are these limits?

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

Same industry: the 17 Industrial and Commercial Machinery and Computer Equipment permits in Ohio.

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/OH0048798 · MCP: https://passage-data.com/mcp