NPDES permit IL0033812 · Major POTW · effective, expires 2027-02-28 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31.
Reports are due about 25 days after each monitoring period ends (the most common figure among IL permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Oxygen, dissolved [DO] | MO AV MN | report only | all year |
| 001 | Oxygen, dissolved [DO] | MN WK AV | report only | all year |
| 001 | Oxygen, dissolved [DO] | DAILY MN | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 30 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | WKLY AVG | <= 45 mg/L | all year |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 001 | Solids, total suspended | WKLY AVG | <= 45 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Chlorine, total residual | MO AVG | <= .75 mg/L | all year |
| 001 | Coliform, fecal general | DAILY MX | <= 400 #/100mL | all year |
| 001 | Flow, total | MO TOTAL | report only | all year |
| A01 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| A01 | Solids, total suspended | DAILY MX | report only | all year |
| A01 | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| A01 | Phosphorus, total [as P] | MO AVG | report only | all year |
| A01 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| A01 | Flow, total | MO TOTAL | report only | all year |
| B01 | Temperature, water deg. fahrenheit | MO MAX | report only | all year |
| B01 | Oxygen, dissolved [DO] | MO AV MN | >= 5.5 mg/L | Jan, Feb, Aug, Sep, Oct, Nov, Dec |
| B01 | Oxygen, dissolved [DO] | MN WK AV | >= 6 mg/L | Mar, Apr, May, Jun, Jul |
| B01 | Oxygen, dissolved [DO] | MN WK AV | >= 4 mg/L | Jan, Feb, Aug, Sep, Oct, Nov, Dec |
| B01 | Oxygen, dissolved [DO] | DAILY MN | >= 5 mg/L | Mar, Apr, May, Jun, Jul |
| B01 | Oxygen, dissolved [DO] | DAILY MN | >= 3.5 mg/L | Jan, Feb, Aug, Sep, Oct, Nov, Dec |
| B01 | pH | MINIMUM | >= 6 SU | all year |
| B01 | pH | MAXIMUM | <= 9 SU | all year |
| B01 | Alkalinity, total [as CaCO3] | DAILY MX | report only | all year |
| B01 | Solids, total suspended | MO AVG | <= 25 mg/L | all year |
| B01 | Solids, total suspended | WKLY AVG | <= 45 mg/L | all year |
| B01 | Solids, total suspended | MO AVG | <= 1585 lb/d | all year |
| B01 | Solids, total suspended | WKLY AVG | <= 2852 lb/d | all year |
| B01 | Nitrogen, total [as N] | DAILY MX | report only | all year |
| B01 | Nitrogen, ammonia total [as N] | MO AVG | <= 2.1 mg/L | Mar |
| B01 | Nitrogen, ammonia total [as N] | MO AVG | <= 1.5 mg/L | Apr, May, Jun, Jul, Aug, Sep, Oct |
| B01 | Nitrogen, ammonia total [as N] | MO AVG | <= 4 mg/L | Jan, Feb, Nov, Dec |
| B01 | Nitrogen, ammonia total [as N] | DAILY MX | <= 8 mg/L | Mar |
| B01 | Nitrogen, ammonia total [as N] | DAILY MX | <= 3 mg/L | Apr, May, Jun, Jul, Aug, Sep, Oct |
| B01 | Nitrogen, ammonia total [as N] | DAILY MX | <= 5.6 mg/L | Jan, Feb, Nov, Dec |
| B01 | Nitrogen, ammonia total [as N] | MO AVG | <= 133 lb/d | Mar |
| B01 | Nitrogen, ammonia total [as N] | MO AVG | <= 95 lb/d | Apr, May, Jun, Jul, Aug, Sep, Oct |
| B01 | Nitrogen, ammonia total [as N] | MO AVG | <= 254 lb/d | Jan, Feb, Nov, Dec |
| B01 | Nitrogen, ammonia total [as N] | DAILY MX | <= 507 lb/d | Mar |
| B01 | Nitrogen, ammonia total [as N] | DAILY MX | <= 190 lb/d | Apr, May, Jun, Jul, Aug, Sep, Oct |
| B01 | Nitrogen, ammonia total [as N] | DAILY MX | <= 355 lb/d | Jan, Feb, Nov, Dec |
| B01 | Nitrogen, ammonia total [as N] | WKLY AVG | <= 5.3 mg/L | Mar |
| B01 | Nitrogen, ammonia total [as N] | WKLY AVG | <= 336 lb/d | Mar |
| B01 | Nitrogen, Kjeldahl, total [as N] | DAILY MX | report only | all year |
| B01 | Nitrite + Nitrate total [as N] | DAILY MX | report only | all year |
| B01 | Phosphorus, total [as P] | MO AVG | report only | all year |
| B01 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| B01 | Phosphorus, dissolved | DAILY MX | report only | all year |
| B01 | Chloride [as Cl] | DAILY MX | report only | all year |
| B01 | Silver, total [as Ag] | DAILY MX | <= .015 mg/L | all year |
| B01 | Silver, total [as Ag] | DAILY MX | <= .95 lb/d | all year |
| B01 | Zinc, total [as Zn] | DAILY MX | <= .3095 mg/L | all year |
| B01 | Zinc, total [as Zn] | DAILY MX | <= 19 lb/d | all year |
| B01 | Coliform, fecal - % samples exceeding limit | MAXIMUM | <= 10 % | May, Jun, Jul, Aug, Sep, Oct |
| B01 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| B01 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| B01 | Chlorine, total residual | DAILY MX | <= .038 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| B01 | Chlorine, total residual | DAILY MX | <= .038 mg/L | May, Jun, Jul, Aug, Sep, Oct |
| B01 | Perfluorooctanoic acid (PFOA) | DAILY MX | report only | all year |
| B01 | Perfluorobutanoic acid (PFBA) | DAILY MX | report only | all year |
| B01 | Perfluorooctanesulfonamide (PFOSA) | DAILY MX | report only | all year |
| B01 | Perfluoropentanoic acid (PFPeA) | DAILY MX | report only | all year |
| B01 | Perfluorohexanoic acid (PFHxA) | DAILY MX | report only | all year |
| B01 | Perfluoroheptanoic acid (PFHpA) | DAILY MX | report only | all year |
| B01 | Perfluorononanoic acid (PFNA) | DAILY MX | report only | all year |
| B01 | Perfluorodecanoic acid (PFDA) | DAILY MX | report only | all year |
| B01 | Perfluoroundecanoic acid (PFUnA) | DAILY MX | report only | all year |
| B01 | Perfluorododecanoic acid (PFDoA) | DAILY MX | report only | all year |
| B01 | Perfluorotridecanoic acid (PFTrDA) | DAILY MX | report only | all year |
| B01 | Perfluorotetradecanoic acid (PFTeDA) | DAILY MX | report only | all year |
| B01 | N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE) | DAILY MX | report only | all year |
| B01 | N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE) | DAILY MX | report only | all year |
| B01 | N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | DAILY MX | report only | all year |
| B01 | N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | DAILY MX | report only | all year |
| B01 | Perfluorobutanesulfonic acid (PFBS) | DAILY MX | report only | all year |
| B01 | Perfluorodecanesulfonic acid (PFDS) | DAILY MX | report only | all year |
| B01 | Perfluoroheptanesulfonic acid (PFHpS) | DAILY MX | report only | all year |
| B01 | Perfluorohexanesulfonic acid (PFHxS) | DAILY MX | report only | all year |
| B01 | Perfluorooctanesulfonic acid (PFOS) | DAILY MX | report only | all year |
| B01 | 1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS) | DAILY MX | report only | all year |
| B01 | 1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS) | DAILY MX | report only | all year |
| B01 | 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS) | DAILY MX | report only | all year |
| B01 | Perfluoropentanesulfonic acid (PFPeS) | DAILY MX | report only | all year |
| B01 | Perfluorononanesulfonic acid (PFNS) | DAILY MX | report only | all year |
| B01 | Hexafluoropropylene oxide dimer acid (HFPO-DA) | DAILY MX | report only | all year |
| B01 | Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | DAILY MX | report only | all year |
| B01 | Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA) | DAILY MX | report only | all year |
| B01 | Perfluorododecanesulfonic acid (PFDoS) | DAILY MX | report only | all year |
| B01 | 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | DAILY MX | report only | all year |
| B01 | N-methyl perfluorooctanesulfonamide (NMeFOSA) | DAILY MX | report only | all year |
| B01 | N-ethyl perfluorooctanesulfonamide (NEtFOSA) | DAILY MX | report only | all year |
| B01 | Coliform, fecal general | GEO MEAN | <= 200 #/100mL | May, Jun, Jul, Aug, Sep, Oct |
| B01 | Coliform, fecal general | DAILY MX | report only | May, Jun, Jul, Aug, Sep, Oct |
| B01 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 20 mg/L | all year |
| B01 | BOD, carbonaceous [5 day, 20 C] | WKLY AVG | <= 40 mg/L | all year |
| B01 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 1268 lb/d | all year |
| B01 | BOD, carbonaceous [5 day, 20 C] | WKLY AVG | <= 2535 lb/d | all year |
| B01 | PFAS Sum | DAILY MX | report only | all year |
| B01 | 3-Perfluoropropyl propanoic acid (3:3 FTCA) | DAILY MX | report only | all year |
| B01 | Perfluoro-3-methoxypropanoic acid (PFMPA) | DAILY MX | report only | all year |
| B01 | 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) | DAILY MX | report only | all year |
| B01 | 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | DAILY MX | report only | all year |
| B01 | 3-Perfluoroheptyl propanoic acid (7:3 FTCA) | DAILY MX | report only | all year |
| B01 | Perfluoro-4-methoxybutanoic acid (PFMBA) | DAILY MX | report only | all year |
| B01 | 2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA) | DAILY MX | report only | all year |
| BIO | Perfluorooctanoic acid (PFOA) | DAILY MX | report only | all year |
| BIO | Perfluorobutanoic acid (PFBA) | DAILY MX | report only | all year |
| BIO | Perfluorooctanesulfonamide (PFOSA) | DAILY MX | report only | all year |
| BIO | Perfluoropentanoic acid (PFPeA) | DAILY MX | report only | all year |
| BIO | Perfluorohexanoic acid (PFHxA) | DAILY MX | report only | all year |
| BIO | Perfluoroheptanoic acid (PFHpA) | DAILY MX | report only | all year |
| BIO | Perfluorononanoic acid (PFNA) | DAILY MX | report only | all year |
| BIO | Perfluorodecanoic acid (PFDA) | DAILY MX | report only | all year |
| BIO | Perfluoroundecanoic acid (PFUnA) | DAILY MX | report only | all year |
| BIO | Perfluorododecanoic acid (PFDoA) | DAILY MX | report only | all year |
| BIO | Perfluorotridecanoic acid (PFTrDA) | DAILY MX | report only | all year |
| BIO | Perfluorotetradecanoic acid (PFTeDA) | DAILY MX | report only | all year |
| BIO | N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE) | DAILY MX | report only | all year |
| BIO | N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE) | DAILY MX | report only | all year |
| BIO | N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | DAILY MX | report only | all year |
| BIO | N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | DAILY MX | report only | all year |
| BIO | Perfluorobutanesulfonic acid (PFBS) | DAILY MX | report only | all year |
| BIO | Perfluorodecanesulfonic acid (PFDS) | DAILY MX | report only | all year |
| BIO | Perfluoroheptanesulfonic acid (PFHpS) | DAILY MX | report only | all year |
| BIO | Perfluorohexanesulfonic acid (PFHxS) | DAILY MX | report only | all year |
| BIO | Perfluorooctanesulfonic acid (PFOS) | DAILY MX | report only | all year |
| BIO | 1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS) | DAILY MX | report only | all year |
| BIO | 1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS) | DAILY MX | report only | all year |
| BIO | 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS) | DAILY MX | report only | all year |
| BIO | Perfluoropentanesulfonic acid (PFPeS) | DAILY MX | report only | all year |
| BIO | Perfluorononanesulfonic acid (PFNS) | DAILY MX | report only | all year |
| BIO | Hexafluoropropylene oxide dimer acid (HFPO-DA) | DAILY MX | report only | all year |
| BIO | Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | DAILY MX | report only | all year |
| BIO | Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA) | DAILY MX | report only | all year |
| BIO | Perfluorododecanesulfonic acid (PFDoS) | DAILY MX | report only | all year |
| BIO | 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | DAILY MX | report only | all year |
| BIO | N-methyl perfluorooctanesulfonamide (NMeFOSA) | DAILY MX | report only | all year |
| BIO | N-ethyl perfluorooctanesulfonamide (NEtFOSA) | DAILY MX | report only | all year |
| BIO | PFAS Sum | DAILY MX | report only | all year |
| BIO | 3-Perfluoropropyl propanoic acid (3:3 FTCA) | DAILY MX | report only | all year |
| BIO | Perfluoro-3-methoxypropanoic acid (PFMPA) | DAILY MX | report only | all year |
| BIO | 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) | DAILY MX | report only | all year |
| BIO | 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | DAILY MX | report only | all year |
| BIO | 3-Perfluoroheptyl propanoic acid (7:3 FTCA) | DAILY MX | report only | all year |
| BIO | Perfluoro-4-methoxybutanoic acid (PFMBA) | DAILY MX | report only | all year |
| BIO | 2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA) | DAILY MX | report only | all year |
| INF | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| INF | Solids, total suspended | MO AVG | report only | all year |
| INF | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| INF | Phosphorus, total [as P] | DAILY MX | report only | all year |
| INF | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| INF | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| INF | Perfluorooctanoic acid (PFOA) | DAILY MX | report only | all year |
| INF | Perfluorobutanoic acid (PFBA) | DAILY MX | report only | all year |
| INF | Perfluorooctanesulfonamide (PFOSA) | DAILY MX | report only | all year |
| INF | Perfluoropentanoic acid (PFPeA) | DAILY MX | report only | all year |
| INF | Perfluorohexanoic acid (PFHxA) | DAILY MX | report only | all year |
| INF | Perfluoroheptanoic acid (PFHpA) | DAILY MX | report only | all year |
| INF | Perfluorononanoic acid (PFNA) | DAILY MX | report only | all year |
| INF | Perfluorodecanoic acid (PFDA) | DAILY MX | report only | all year |
| INF | Perfluoroundecanoic acid (PFUnA) | DAILY MX | report only | all year |
| INF | Perfluorododecanoic acid (PFDoA) | DAILY MX | report only | all year |
| INF | Perfluorotridecanoic acid (PFTrDA) | DAILY MX | report only | all year |
| INF | Perfluorotetradecanoic acid (PFTeDA) | DAILY MX | report only | all year |
| INF | N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE) | DAILY MX | report only | all year |
| INF | N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE) | DAILY MX | report only | all year |
| INF | N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | DAILY MX | report only | all year |
| INF | N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | DAILY MX | report only | all year |
| INF | Perfluorobutanesulfonic acid (PFBS) | DAILY MX | report only | all year |
| INF | Perfluorodecanesulfonic acid (PFDS) | DAILY MX | report only | all year |
| INF | Perfluoroheptanesulfonic acid (PFHpS) | DAILY MX | report only | all year |
| INF | Perfluorohexanesulfonic acid (PFHxS) | DAILY MX | report only | all year |
| INF | Perfluorooctanesulfonic acid (PFOS) | DAILY MX | report only | all year |
| INF | 1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS) | DAILY MX | report only | all year |
| INF | 1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS) | DAILY MX | report only | all year |
| INF | 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS) | DAILY MX | report only | all year |
| INF | Perfluoropentanesulfonic acid (PFPeS) | DAILY MX | report only | all year |
| INF | Perfluorononanesulfonic acid (PFNS) | DAILY MX | report only | all year |
| INF | Hexafluoropropylene oxide dimer acid (HFPO-DA) | DAILY MX | report only | all year |
| INF | Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | DAILY MX | report only | all year |
| INF | Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA) | DAILY MX | report only | all year |
| INF | Perfluorododecanesulfonic acid (PFDoS) | DAILY MX | report only | all year |
| INF | 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | DAILY MX | report only | all year |
| INF | N-methyl perfluorooctanesulfonamide (NMeFOSA) | DAILY MX | report only | all year |
| INF | N-ethyl perfluorooctanesulfonamide (NEtFOSA) | DAILY MX | report only | all year |
| INF | PFAS Sum | DAILY MX | report only | all year |
| INF | 3-Perfluoropropyl propanoic acid (3:3 FTCA) | DAILY MX | report only | all year |
| INF | Perfluoro-3-methoxypropanoic acid (PFMPA) | DAILY MX | report only | all year |
| INF | 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) | DAILY MX | report only | all year |
| INF | 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | DAILY MX | report only | all year |
| INF | 3-Perfluoroheptyl propanoic acid (7:3 FTCA) | DAILY MX | report only | all year |
| INF | Perfluoro-4-methoxybutanoic acid (PFMBA) | DAILY MX | report only | all year |
| INF | 2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA) | 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