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Lydall Performance Materials (US) Inc

Gaskets, Packing And Sealing Devices, Beaver Falls, New York. NPDES permit NY0257826, in force until Dec 31, 2029. Last 12 months: over a limit 3 times (last December 2025), 27 of 35 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M monthly (1 value), outfall 01A form M monthly (19 values), outfall 01B form M monthly (2 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 2 required values missing, 22 of 39 reports late

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

Period endingParameterReportedLimitOver by
October 2025Solids, total suspended, daily maximum733 lb/d≤ 410 lb/d79%
October 2025Solids, total suspended, monthly average226.7 lb/d≤ 200 lb/d13%
December 2025Zinc, total [as Zn], daily maximum41.3 lb/d≤ 10 lb/d313%

Limits in force (22)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximum≤ 90 deg Fall year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year01A
Flow ratemonthly averagereport only (MGD)all year01A
Flow ratedaily maximumreport only (MGD)all year01A
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year01A
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year01A
BOD, 5-day, 20 deg. Cmonthly average≤ 260 lb/dall year01A
BOD, 5-day, 20 deg. Cdaily maximum≤ 460 lb/dall year01A
pHdaily minimum≥ 6 SUall year01A
pHdaily maximum≤ 9 SUall year01A
Solids, total suspendedmonthly averagereport only (mg/L)all year01A
Solids, total suspendeddaily maximumreport only (mg/L)all year01A
Solids, total suspendedmonthly average≤ 200 lb/dall year01A
Solids, total suspendeddaily maximum≤ 410 lb/dall year01A
Solids, settleabledaily maximumreport only (mL/L)all year01A
Phosphorus, total [as P]monthly averagereport only (mg/L)all year01A
Zinc, total [as Zn]daily maximumreport only (mg/L)all year01A
Zinc, total [as Zn]daily maximum≤ 10 lb/dall year01A
Total phenolsdaily maximumreport only (mg/L)all year01A
Total phenolsdaily maximum≤ 1.5 lb/dall year01A
Flow ratemonthly averagereport only (MGD)all year01B
Flow ratedaily maximumreport only (MGD)all year01B

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

Same industry: the 7 Rubber and Miscellaneous Plastics Products permits in New York.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0257826 · MCP: https://passage-data.com/mcp