LYDALL PERFORMANCE MATERIALS (US) INC

NPDES permit NY0257826 · Minor NON-POTW · effective, expires 2029-12-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

3values over a limit
2required values missing, on 1 form(s)
30of 35 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (2), Zinc, total [as Zn] (1).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (22)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX <= 90 deg F all year
01ATemperature, water deg. fahrenheitDAILY MX report only all year
01AFlow rateMO AVG report only all year
01AFlow rateDAILY MX report only all year
01ABOD, 5-day, 20 deg. CMO AVG report only all year
01ABOD, 5-day, 20 deg. CDAILY MX report only all year
01ABOD, 5-day, 20 deg. CMO AVG <= 260 lb/d all year
01ABOD, 5-day, 20 deg. CDAILY MX <= 460 lb/d all year
01ApHDAILY MN >= 6 SU all year
01ApHDAILY MX <= 9 SU all year
01ASolids, total suspendedMO AVG report only all year
01ASolids, total suspendedDAILY MX report only all year
01ASolids, total suspendedMO AVG <= 200 lb/d all year
01ASolids, total suspendedDAILY MX <= 410 lb/d all year
01ASolids, settleableDAILY MX report only all year
01APhosphorus, total [as P]MO AVG report only all year
01AZinc, total [as Zn]DAILY MX report only all year
01AZinc, total [as Zn]DAILY MX <= 10 lb/d all year
01ATotal phenolsDAILY MX report only all year
01ATotal phenolsDAILY MX <= 1.5 lb/d all year
01BFlow rateMO AVG report only all year
01BFlow rateDAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states