HEIDELBERG MATERIALS NE LLC

NPDES permit PA0115461 · Minor NON-POTW · effective, expires 2030-01-16 · 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
108required values missing, on 9 form(s)
0of 30 forms filed late

Last period with anything received: 2026-03-31.

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 (72)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 35 mg/L all year
001Solids, total suspendedMO AVG <= 35 mg/L all year
001Solids, total suspendedDAILY MX <= 70 mg/L all year
001Solids, total suspendedDAILY MX <= 70 mg/L all year
001Solids, total suspendedINST MAX <= 90 mg/L all year
001Solids, total suspendedINST MAX <= 90 mg/L all year
001Solids, settleableINST MAX <= .5 mL/L all year
001Solids, settleableINST MAX <= .5 mL/L all year
001Flow, in conduit or thru treatment plantINST MAX report only all year
001Flow, in conduit or thru treatment plantINST MAX report only all year
001Flow, in conduit or thru treatment plantINST MAX report only all year
001Flow, in conduit or thru treatment plantINST MAX report only all year
002pHINST MIN >= 6 SU all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002pHINST MAX <= 9 SU all year
002pHINST MIN >= 6 SU all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002pHINST MAX <= 9 SU all year
002pHINST MIN >= 6 SU all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedMO AVG <= 35 mg/L all year
002Solids, total suspendedMO AVG <= 35 mg/L all year
002Solids, total suspendedDAILY MX <= 70 mg/L all year
002Solids, total suspendedDAILY MX <= 70 mg/L all year
002Solids, total suspendedINST MAX <= 90 mg/L all year
002Solids, total suspendedINST MAX <= 90 mg/L all year
002Solids, settleableINST MAX <= .5 mL/L all year
002Solids, settleableINST MAX <= .5 mL/L all year
002Flow, in conduit or thru treatment plantINST MAX report only all year
002Flow, in conduit or thru treatment plantINST MAX report only all year
002Flow, in conduit or thru treatment plantINST MAX report only all year
002Flow, in conduit or thru treatment plantINST MAX report only all year
003pHINST MIN >= 6 SU all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003pHINST MAX <= 9 SU all year
003pHINST MIN >= 6 SU all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003pHINST MAX <= 9 SU all year
003pHINST MIN >= 6 SU all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003pHINST MAX <= 9 SU all year
003Solids, total suspendedMO AVG <= 35 mg/L all year
003Solids, total suspendedMO AVG <= 35 mg/L all year
003Solids, total suspendedDAILY MX <= 70 mg/L all year
003Solids, total suspendedDAILY MX <= 70 mg/L all year
003Solids, total suspendedINST MAX <= 90 mg/L all year
003Solids, total suspendedINST MAX <= 90 mg/L all year
003Solids, settleableINST MAX <= .5 mL/L all year
003Solids, settleableINST MAX <= .5 mL/L all year
003Flow, in conduit or thru treatment plantINST MAX report only all year
003Flow, in conduit or thru treatment plantINST MAX report only all year
003Flow, in conduit or thru treatment plantINST MAX report only all year
003Flow, in conduit or thru treatment plantINST MAX 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