MATERION BRUSH INC

NPDES permit PA0011169 · Minor NON-POTW · expired, expires 2026-03-31 · 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.

This permit expired on 2026-03-31 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

0values over a limit
16required values missing, on 2 form(s)
1of 15 forms filed late

Last period with anything received: 2026-06-30.

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 (63)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 60 mg/L all year
001Solids, total suspendedMO AVG <= 40 lb/d all year
001Solids, total suspendedDAILY MX <= 80 lb/d all year
001Oil & GreaseMO AVG <= 15 mg/L all year
001Oil & GreaseINST MAX <= 30 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 20 mg/L all year
001Beryllium, total [as Be]MO AVG report only all year
001Beryllium, total [as Be]DAILY MX report only all year
001Beryllium, total [as Be]MO AVG report only all year
001Beryllium, total [as Be]DAILY MX report only all year
001Copper, total [as Cu]MO AVG <= .56 mg/L all year
001Copper, total [as Cu]DAILY MX <= .83 mg/L all year
001Copper, total [as Cu]MO AVG <= .75 lb/d all year
001Copper, total [as Cu]DAILY MX <= 1.11 lb/d all year
001Nickel, total [as Ni]MO AVG report only all year
001Nickel, total [as Ni]DAILY MX report only all year
001Nickel, total [as Ni]MO AVG report only all year
001Nickel, total [as Ni]DAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .5 mg/L all year
001Chlorine, total residualINST MAX <= 1.6 mg/L all year
001PCBs Wet Weather AnalysisDAILY MX report only all year
001PCBs Wet Weather AnalysisDAILY MX report only all year
001PCBs Dry Weather AnalysisDAILY MX report only all year
001PCBs Dry Weather AnalysisDAILY MX report only all year
001Solids, total dissolvedMO AVG report only all year
001Solids, total dissolvedDAILY MX <= 12684 mg/L all year
001Solids, total dissolvedMO AVG report only all year
001Solids, total dissolvedDAILY MX <= 16925 lb/d all year
001Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalGEO MEAN <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalINST MAX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalINST MAX <= 10000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 33.4 lb/d all year
002Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
002pHDAILY MX report only all year
002Solids, total suspendedDAILY MX report only all year
002Oil & GreaseDAILY MX report only all year
002Beryllium, total [as Be]DAILY MX report only all year
002Copper, total [as Cu]DAILY MX report only all year
002Iron, total [as Fe]DAILY MX report only all year
002Lead, total [as Pb]DAILY MX report only all year
002Nickel, total [as Ni]DAILY MX report only all year
002Zinc, total [as Zn]DAILY MX report only all year
002Aluminum, total [as Al]DAILY MX report only all year
002Chlorine, total residualDAILY MX report only all year
003Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
003pHDAILY MX report only all year
003Solids, total suspendedDAILY MX report only all year
003Oil & GreaseDAILY MX report only all year
003Beryllium, total [as Be]DAILY MX report only all year
003Copper, total [as Cu]DAILY MX report only all year
003Iron, total [as Fe]DAILY MX report only all year
003Lead, total [as Pb]DAILY MX report only all year
003Nickel, total [as Ni]DAILY MX report only all year
003Zinc, total [as Zn]DAILY MX report only all year
003Aluminum, total [as Al]DAILY MX report only all year
003Chlorine, total residualDAILY 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