D & L Manufacturing, Inc.

NPDES permit OK0045373 · Minor NON-POTW · effective, expires 2028-05-31 · EPA's file as of 2026-09-19

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

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

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among OK permits in EPA's filings — check your permit).

Limits in force (44)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 31 mg/L all year
001Solids, total suspendedDAILY MX <= 60 mg/L all year
001Solids, total suspendedMO AVG <= 7.42 lb/d all year
001Solids, total suspendedDAILY MX <= 14.361 lb/d all year
001Oil and grease, hexane extr methodMO AVG <= 26 mg/L all year
001Oil and grease, hexane extr methodDAILY MX <= 52 mg/L all year
001Oil and grease, hexane extr methodMO AVG <= 6.223 lb/d all year
001Oil and grease, hexane extr methodDAILY MX <= 12.447 lb/d all year
001Cadmium, total [as Cd]MO AVG <= 70 ug/L all year
001Cadmium, total [as Cd]DAILY MX <= 110 ug/L all year
001Cadmium, total [as Cd]MO AVG <= .017 lb/d all year
001Cadmium, total [as Cd]DAILY MX <= .026 lb/d all year
001Chromium, total [as Cr]MO AVG <= 1710 ug/L all year
001Chromium, total [as Cr]DAILY MX <= 2770 ug/L all year
001Chromium, total [as Cr]MO AVG <= .409 lb/d all year
001Chromium, total [as Cr]DAILY MX <= .663 lb/d all year
001Copper, total [as Cu]MO AVG <= 2070 ug/L all year
001Copper, total [as Cu]DAILY MX <= 3380 ug/L all year
001Copper, total [as Cu]MO AVG <= .495 lb/d all year
001Copper, total [as Cu]DAILY MX <= .809 lb/d all year
001Nickel, total [as Ni]MO AVG <= 2380 ug/L all year
001Nickel, total [as Ni]DAILY MX <= 3980 ug/L all year
001Nickel, total [as Ni]MO AVG <= .57 lb/d all year
001Nickel, total [as Ni]DAILY MX <= .953 lb/d all year
001Silver total recoverableMO AVG <= 240 ug/L all year
001Silver total recoverableDAILY MX <= 430 ug/L all year
001Silver total recoverableMO AVG <= .057 lb/d all year
001Silver total recoverableDAILY MX <= .103 lb/d all year
001Zinc, total [as Zn]MO AVG <= 1480 ug/L all year
001Zinc, total [as Zn]DAILY MX <= 2610 ug/L all year
001Zinc, total [as Zn]MO AVG <= .354 lb/d all year
001Zinc, total [as Zn]DAILY MX <= .625 lb/d all year
001Lead, total recoverableMO AVG <= 430 ug/L all year
001Lead, total recoverableDAILY MX <= 690 ug/L all year
001Lead, total recoverableMO AVG <= .103 lb/d all year
001Lead, total recoverableDAILY MX <= .165 lb/d all year
001Cyanide [A]MO AVG <= 650 ug/L all year
001Cyanide [A]DAILY MX <= 1200 ug/L all year
001Cyanide [A]MO AVG <= .156 lb/d all year
001Cyanide [A]DAILY MX <= .287 lb/d 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

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