PLATINUM CRUSH, LLC

NPDES permit IA0053512 · Minor NON-POTW · effective, expires 2028-10-31 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 12 forms filed late

Last period with anything received: 2026-08-31.

Reporting

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

Limits in force (63)

OutfallParameterStatisticLimitMonths
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
001Nitrogen, ammonia total [as N]30DA AVG <= 14.1 mg/L Jun
001Nitrogen, ammonia total [as N]30DA AVG <= 17.5 mg/L Mar
001Nitrogen, ammonia total [as N]30DA AVG <= 14.4 mg/L Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 10.2 mg/L Sep
001Nitrogen, ammonia total [as N]30DA AVG <= 11.4 mg/L Jul
001Nitrogen, ammonia total [as N]30DA AVG <= 10.5 mg/L Aug
001Nitrogen, ammonia total [as N]30DA AVG <= 20.7 mg/L Nov
001Nitrogen, ammonia total [as N]30DA AVG <= 27.4 mg/L Jan
001Nitrogen, ammonia total [as N]30DA AVG <= 17.3 mg/L May
001Nitrogen, ammonia total [as N]30DA AVG <= 14.5 mg/L Apr
001Nitrogen, ammonia total [as N]30DA AVG <= 31.4 mg/L Feb
001Nitrogen, ammonia total [as N]30DA AVG <= 20.8 mg/L Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 34.5 mg/L Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 35.2 mg/L Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 25.6 mg/L Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 25.6 mg/L Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 36.7 mg/L Jul
001Nitrogen, ammonia total [as N]DAILY MX <= 35.5 mg/L Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 24.7 mg/L Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 34.7 mg/L Jan
001Nitrogen, ammonia total [as N]DAILY MX <= 30.7 mg/L May
001Nitrogen, ammonia total [as N]DAILY MX <= 26.5 mg/L Apr
001Nitrogen, ammonia total [as N]DAILY MX <= 35.9 mg/L Feb
001Nitrogen, ammonia total [as N]DAILY MX <= 24.8 mg/L Dec
001Nitrogen, ammonia total [as N]30DA AVG <= 17.9 lb/d Jun
001Nitrogen, ammonia total [as N]30DA AVG <= 22.3 lb/d Mar
001Nitrogen, ammonia total [as N]30DA AVG <= 18.3 lb/d Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 13 lb/d Sep
001Nitrogen, ammonia total [as N]30DA AVG <= 14.5 lb/d Jul
001Nitrogen, ammonia total [as N]30DA AVG <= 13.4 lb/d Aug
001Nitrogen, ammonia total [as N]30DA AVG <= 26.4 lb/d Nov
001Nitrogen, ammonia total [as N]30DA AVG <= 34.9 lb/d Jan
001Nitrogen, ammonia total [as N]30DA AVG <= 22.1 lb/d May
001Nitrogen, ammonia total [as N]30DA AVG <= 18.5 lb/d Apr
001Nitrogen, ammonia total [as N]30DA AVG <= 40 lb/d Feb
001Nitrogen, ammonia total [as N]30DA AVG <= 26.5 lb/d Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 44.5 lb/d Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 45.6 lb/d Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 33.2 lb/d Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 33 lb/d Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 47.3 lb/d Jul
001Nitrogen, ammonia total [as N]DAILY MX <= 45.8 lb/d Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 32 lb/d Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 45.3 lb/d Jan
001Nitrogen, ammonia total [as N]DAILY MX <= 39.4 lb/d May
001Nitrogen, ammonia total [as N]DAILY MX <= 34.4 lb/d Apr
001Nitrogen, ammonia total [as N]DAILY MX <= 46.2 lb/d Feb
001Nitrogen, ammonia total [as N]DAILY MX <= 32.3 lb/d Dec
001Nitrogen, nitrate total [as N]30DA AVG <= 9.5 mg/L all year
001Nitrogen, nitrate total [as N]DAILY MX <= 9.5 mg/L all year
001Sulfate, total [as SO4]30DA AVG <= 6140 mg/L all year
001Sulfate, total [as SO4]DAILY MX <= 6140 mg/L all year
001Sulfate, total [as SO4]30DA AVG <= 7934 lb/d all year
001Sulfate, total [as SO4]DAILY MX <= 7934 lb/d all year
001Iron, total [as Fe]30DA AVG <= 4.19 mg/L all year
001Iron, total [as Fe]DAILY MX <= 4.19 mg/L all year
001Iron, total [as Fe]30DA AVG <= 5.41 lb/d all year
001Iron, total [as Fe]DAILY MX <= 5.41 lb/d all year
001Report due [yrmoda]DAILY MX <= 1 N=0;Y=1 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