WEDRON SILICA COMPANY

NPDES permit IL0001759 · Minor NON-POTW · effective, expires 2030-11-30 · EPA's file as of 2026-09-19

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EPA's record, 2025-09-01 to 2026-08-31

1values over a limit
0required values missing, on 0 form(s)
36of 52 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (1).

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (95)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MO AV MN report only all year
001Oxygen, dissolved [DO]MN WK AV report only all year
001Oxygen, dissolved [DO]DAILY MN report only all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended30DA AVG <= 25 mg/L all year
001Solids, total suspendedDAILY MX <= 45 mg/L all year
001Phosphorus, total [as P]30DA AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Toluene30DA AVG report only all year
001TolueneDAILY MX report only all year
001Benzene30DA AVG report only all year
001BenzeneDAILY MX report only all year
001Ethylbenzene30DA AVG report only all year
001EthylbenzeneDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Offensive ConditionsVALUE report only all year
001Xylene [mix of m+o+p]30DA AVG report only all year
001Xylene [mix of m+o+p]DAILY MX report only all year
002Oxygen, dissolved [DO]MO AV MN report only all year
002Oxygen, dissolved [DO]MN WK AV report only all year
002Oxygen, dissolved [DO]DAILY MN report only all year
002pHMINIMUM >= 6.5 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspended30DA AVG <= 25 mg/L all year
002Solids, total suspendedDAILY MX <= 45 mg/L all year
002Phosphorus, total [as P]30DA AVG report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002Toluene30DA AVG report only all year
002TolueneDAILY MX report only all year
002Benzene30DA AVG report only all year
002BenzeneDAILY MX report only all year
002Ethylbenzene30DA AVG report only all year
002EthylbenzeneDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Offensive ConditionsVALUE report only all year
002Xylene [mix of m+o+p]30DA AVG report only all year
002Xylene [mix of m+o+p]DAILY MX report only all year
003Oxygen, dissolved [DO]MO AV MN report only all year
003Oxygen, dissolved [DO]MN WK AV report only all year
003Oxygen, dissolved [DO]DAILY MN report only all year
003pHMINIMUM >= 6.5 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspended30DA AVG <= 25 mg/L all year
003Solids, total suspendedDAILY MX <= 45 mg/L all year
003Phosphorus, total [as P]30DA AVG report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Toluene30DA AVG report only all year
003TolueneDAILY MX report only all year
003Benzene30DA AVG report only all year
003BenzeneDAILY MX report only all year
003Ethylbenzene30DA AVG report only all year
003EthylbenzeneDAILY MX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Offensive ConditionsVALUE report only all year
003Xylene [mix of m+o+p]30DA AVG report only all year
003Xylene [mix of m+o+p]DAILY MX report only all year
004Oxygen, dissolved [DO]MO AV MN report only all year
004Oxygen, dissolved [DO]MN WK AV report only all year
004Oxygen, dissolved [DO]DAILY MN report only all year
004pHMINIMUM >= 6.5 SU all year
004pHMAXIMUM <= 9 SU all year
004Solids, total suspended30DA AVG <= 25 mg/L all year
004Solids, total suspendedDAILY MX <= 45 mg/L all year
004Phosphorus, total [as P]30DA AVG report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Toluene30DA AVG report only all year
004TolueneDAILY MX report only all year
004Benzene30DA AVG report only all year
004BenzeneDAILY MX report only all year
004Ethylbenzene30DA AVG report only all year
004EthylbenzeneDAILY MX report only all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Offensive ConditionsVALUE report only all year
004Xylene [mix of m+o+p]30DA AVG report only all year
004Xylene [mix of m+o+p]DAILY MX report only all year
005Oxygen, dissolved [DO]MO AV MN report only all year
005Oxygen, dissolved [DO]MN WK AV report only all year
005Oxygen, dissolved [DO]DAILY MN report only all year
005pHMINIMUM >= 6.5 SU all year
005pHMAXIMUM <= 9 SU all year
005Solids, total suspended30DA AVG <= 25 mg/L all year
005Solids, total suspendedDAILY MX <= 45 mg/L all year
005Phosphorus, total [as P]30DA AVG report only all year
005Phosphorus, total [as P]DAILY MX report only all year
005Toluene30DA AVG report only all year
005TolueneDAILY MX report only all year
005Benzene30DA AVG report only all year
005BenzeneDAILY MX report only all year
005Ethylbenzene30DA AVG report only all year
005EthylbenzeneDAILY MX report only all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Offensive ConditionsVALUE report only all year
005Xylene [mix of m+o+p]30DA AVG report only all year
005Xylene [mix of m+o+p]DAILY 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