Castle Rock Industries II, LLC.

NPDES permit AL0080446 · Minor NON-POTW · effective, expires 2031-02-28 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 52 forms filed late

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

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 (50)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 8.5 SU all year
001Solids, total suspendedDAILY MX report only all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001TolueneDAILY MX <= 8723 ug/L all year
001BenzeneDAILY MX <= 15.4 ug/L all year
001EthylbenzeneDAILY MX <= 1244 ug/L all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Mercury, total recoverableDAILY MX report only all year
001Xylene [mix of m+o+p]DAILY MX report only all year
002BOD, 5-day, 20 deg. CDAILY MX report only all year
002pHDAILY MN >= 6 SU all year
002pHDAILY MX <= 8.5 SU all year
002Solids, total suspendedDAILY MX report only all year
002Oil & GreaseDAILY MX <= 15 mg/L all year
002TolueneDAILY MX <= 8723 ug/L all year
002BenzeneDAILY MX <= 15.4 ug/L all year
002EthylbenzeneDAILY MX <= 1244 ug/L all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Mercury, total recoverableDAILY MX report only all year
002Xylene [mix of m+o+p]DAILY 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
01ApHDAILY MN >= 6 SU all year
01ApHDAILY MX <= 8.5 SU all year
01ASolids, total suspendedMO AVG report only all year
01ASolids, total suspendedDAILY MX report only all year
01AOil & GreaseMO AVG <= 10 mg/L all year
01AOil & GreaseDAILY MX <= 15 mg/L all year
01ANitrogen, total [as N]MO AVG report only all year
01ANitrogen, total [as N]DAILY MX report only all year
01ANitrogen, ammonia total [as N]MO AVG report only all year
01ANitrogen, ammonia total [as N]DAILY MX report only all year
01AFlow, in conduit or thru treatment plantMO AVG report only all year
01AFlow, in conduit or thru treatment plantDAILY MX report only all year
02ABOD, 5-day, 20 deg. CMO AVG report only all year
02ABOD, 5-day, 20 deg. CDAILY MX report only all year
02ApHDAILY MN >= 6 SU all year
02ApHDAILY MX <= 8.5 SU all year
02ASolids, total suspendedMO AVG report only all year
02ASolids, total suspendedDAILY MX report only all year
02AOil & GreaseMO AVG <= 10 mg/L all year
02AOil & GreaseDAILY MX <= 15 mg/L all year
02ANitrogen, total [as N]MO AVG report only all year
02ANitrogen, total [as N]DAILY MX report only all year
02ANitrogen, ammonia total [as N]MO AVG report only all year
02ANitrogen, ammonia total [as N]DAILY MX report only all year
02AFlow, in conduit or thru treatment plantMO AVG report only all year
02AFlow, 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