Ati Specialty Materials LLC-Ashcraft

NPDES permit NC0045993 · Major NON-POTW · effective, expires 2029-09-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

14values over a limit
0required values missing, on 0 form(s)
4of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: Copper, total [as Cu] (10), Nickel, total [as Ni] (2), Chromium, total [as Cr] (2).

Reporting

Reports are due about 31 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (31)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001ConductivityDAILY MX report only all year
001ConductivityDAILY MX report only all year
001ConductivityDAILY MX report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 45 mg/L all year
001Oil & Grease30DA AVG <= 10 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Nitrogen, ammonia total [as N]30DA AVG <= 2 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 4 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 10 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 20 mg/L Jan, Feb, Mar, Nov, Dec
001Cyanide, total [as CN]30DA AVG <= .171 lb/d all year
001Cyanide, total [as CN]DAILY MX <= .494 lb/d all year
001Fluoride, total [as F]30DA AVG <= 43.34 lb/d all year
001Fluoride, total [as F]DAILY MX <= 98.77 lb/d all year
001Chromium, total [as Cr]30DA AVG <= .04 lb/d all year
001Chromium, total [as Cr]DAILY MX <= .09 lb/d all year
001Copper, total [as Cu]30DA AVG <= 15.38 ug/L all year
001Copper, total [as Cu]DAILY MX <= 18.96 ug/L all year
001Lead, total [as Pb]30DA AVG <= .29 lb/d all year
001Lead, total [as Pb]DAILY MX <= .6 lb/d all year
001Nickel, total [as Ni]30DA AVG <= .09 lb/d all year
001Nickel, total [as Ni]DAILY MX <= .13 lb/d all year
001Zinc, total [as Zn]30DA AVG <= .87 lb/d all year
001Zinc, total [as Zn]DAILY MX <= 2.09 lb/d all year
001Flow, in conduit or thru treatment plantDAILY 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