EUREKA STONE QUARRY INC

NPDES permit PA0226173 · Minor NON-POTW · effective, expires 2026-10-14 · 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
132required values missing, on 8 form(s)
6of 22 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 (35)

OutfallParameterStatisticLimitMonths
02PDTurbidityINST MAX <= 40 NTU all year
02PDpHINST MIN >= 6 SU all year
02PDpHINST MAX <= 9 SU all year
02PDAlkalinity, total [as CaCO3]INST MAX report only all year
02PDAcidity, total [as CaCO3]INST MAX report only all year
02PDSolids, total suspendedMO AVG <= 35 mg/L all year
02PDSolids, total suspendedDAILY MX <= 70 mg/L all year
02PDSolids, total suspendedINST MAX <= 90 mg/L all year
02PDOil & GreaseINST MAX report only all year
02PDFlow, in conduit or thru treatment plantMO AVG <= .75 MGD all year
02PDFlow, in conduit or thru treatment plantDAILY MX <= .75 MGD all year
02PDAlkalinity - Acidity [as CaCO3]INST MIN >= 0 mg/L all year
02SWTurbidityMO AVG <= 40 NTU all year
02SWTurbidityDAILY MX <= 80 NTU all year
02SWTurbidityINST MAX <= 100 NTU all year
02SWpHINST MIN >= 6 SU all year
02SWpHINST MAX <= 9 SU all year
02SWpHINST MIN >= 6 SU all year
02SWpHINST MAX <= 9 SU all year
02SWpHINST MIN report only all year
02SWpHINST MAX <= 9 SU all year
02SWAlkalinity, total [as CaCO3]INST MAX report only all year
02SWAlkalinity, total [as CaCO3]INST MAX report only all year
02SWAlkalinity, total [as CaCO3]INST MAX report only all year
02SWAcidity, total [as CaCO3]INST MAX report only all year
02SWAcidity, total [as CaCO3]INST MAX report only all year
02SWAcidity, total [as CaCO3]INST MAX report only all year
02SWSolids, total suspendedMO AVG <= 35 mg/L all year
02SWSolids, total suspendedDAILY MX <= 70 mg/L all year
02SWSolids, total suspendedINST MAX <= 90 mg/L all year
02SWSolids, settleableINST MAX <= .5 mL/L all year
02SWOil & GreaseINST MAX report only all year
02SWAlkalinity - Acidity [as CaCO3]INST MIN >= 0 mg/L all year
02SWAlkalinity - Acidity [as CaCO3]INST MIN >= 0 mg/L all year
02SWAlkalinity - Acidity [as CaCO3]INST MIN >= 0 mg/L 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