HAWKINS, INC.

NPDES permit IA0068101 · Minor NON-POTW · administratively continued, expires 2026-05-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2026-05-31 and is administratively continued: 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
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 (read off this permit's own late-day counts in EPA's filings).

Limits in force (10)

OutfallParameterStatisticLimitMonths
002pHDAILY MN >= 6.5 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspended30DA AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX <= 45 mg/L all year
002Solids, total suspended30DA AVG <= 390.8 lb/d all year
002Solids, total suspendedDAILY MX <= 568.2 lb/d all year
002Chlorine, total residual30DA AVG <= .067 mg/L all year
002Chlorine, total residualDAILY MX <= .067 mg/L all year
002Chlorine, total residual30DA AVG <= .83 lb/d all year
002Chlorine, total residualDAILY MX <= .83 lb/d 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