SANGAMON COUNTY WATER RECLAMATION DISTRICT

NPDES permit IL0021971 · Major POTW · administratively continued, expires 2026-03-31 · 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.

This permit expired on 2026-03-31 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

4values over a limit
0required values missing, on 0 form(s)
0of 57 forms filed late

Last period with anything received: 2026-07-31. Most often over: Coliform, fecal general (2), Phosphorus, total [as P] (1), BOD, carbonaceous [5 day, 20 C] (1).

Reporting

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).

Limits in force (157)

OutfallParameterStatisticLimitMonths
008Oxygen, dissolved [DO]MO AV MN >= 5.5 mg/L Jan, Feb, Aug, Sep, Oct, Nov, Dec
008Oxygen, dissolved [DO]MN WK AV >= 6 mg/L Mar, Apr, May, Jun, Jul
008Oxygen, dissolved [DO]MN WK AV >= 4 mg/L Jan, Feb, Aug, Sep, Oct, Nov, Dec
008Oxygen, dissolved [DO]DAILY MN >= 5 mg/L Mar, Apr, May, Jun, Jul
008Oxygen, dissolved [DO]DAILY MN >= 3.5 mg/L Jan, Feb, Aug, Sep, Oct, Nov, Dec
008pHMINIMUM >= 6 SU all year
008pHMAXIMUM <= 9 SU all year
008Solids, total suspendedMO AVG <= 12 mg/L all year
008Solids, total suspendedDAILY MX <= 24 mg/L all year
008Solids, total suspendedMO AVG <= 3753 lb/d all year
008Solids, total suspendedDAILY MX <= 7506 lb/d all year
008Oil & GreaseDAILY MX report only all year
008Oil & GreaseDAILY MX report only all year
008Nitrogen, total [as N]MO AVG report only all year
008Nitrogen, total [as N]DAILY MX report only all year
008Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]MO AVG <= 1.4 mg/L Jun, Jul, Aug
008Nitrogen, ammonia total [as N]MO AVG <= 3 mg/L Jan, Feb, Nov, Dec
008Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L Mar
008Nitrogen, ammonia total [as N]DAILY MX <= 4 mg/L Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]DAILY MX <= 4 mg/L Jun, Jul, Aug
008Nitrogen, ammonia total [as N]DAILY MX <= 4.7 mg/L Jan, Feb, Nov, Dec
008Nitrogen, ammonia total [as N]DAILY MX <= 5.3 mg/L Mar
008Nitrogen, ammonia total [as N]MO AVG <= 469 lb/d Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]MO AVG <= 438 lb/d Jun, Jul, Aug
008Nitrogen, ammonia total [as N]MO AVG <= 938 lb/d Jan, Feb, Nov, Dec
008Nitrogen, ammonia total [as N]MO AVG <= 469 lb/d Mar
008Nitrogen, ammonia total [as N]DAILY MX <= 1251 lb/d Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]DAILY MX <= 1251 lb/d Jun, Jul, Aug
008Nitrogen, ammonia total [as N]DAILY MX <= 1470 lb/d Jan, Feb, Nov, Dec
008Nitrogen, ammonia total [as N]DAILY MX <= 1658 lb/d Mar
008Nitrogen, ammonia total [as N]WKLY AVG <= 3.8 mg/L Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]WKLY AVG <= 3.8 mg/L Mar
008Nitrogen, ammonia total [as N]WKLY AVG <= 3.5 mg/L Jun, Jul, Aug
008Nitrogen, ammonia total [as N]WKLY AVG <= 1188 lb/d Apr, May, Sep, Oct
008Nitrogen, ammonia total [as N]WKLY AVG <= 1188 lb/d Mar
008Nitrogen, ammonia total [as N]WKLY AVG <= 1095 lb/d Jun, Jul, Aug
008Phosphorus, total [as P]MO AVG <= 1 mg/L all year
008Phosphorus, total [as P]MO AVG <= 313 lb/d all year
008Cyanide, total [as CN]DAILY MX report only all year
008Cyanide, total [as CN]DAILY MX report only all year
008Cyanide, free [amenable to chlorination]DAILY MX report only all year
008Cyanide, free [amenable to chlorination]DAILY MX report only all year
008Fluoride, total [as F]DAILY MX report only all year
008Fluoride, total [as F]DAILY MX report only all year
008Arsenic, total [as As]DAILY MX report only all year
008Arsenic, total [as As]DAILY MX report only all year
008Barium, total [as Ba]DAILY MX report only all year
008Barium, total [as Ba]DAILY MX report only all year
008Beryllium, total [as Be]DAILY MX report only all year
008Beryllium, total [as Be]DAILY MX report only all year
008Cadmium, total [as Cd]DAILY MX report only all year
008Cadmium, total [as Cd]DAILY MX report only all year
008Chromium, hexavalent [as Cr]DAILY MX report only all year
008Chromium, hexavalent [as Cr]DAILY MX report only all year
008Chromium, total [as Cr]DAILY MX report only all year
008Chromium, total [as Cr]DAILY MX report only all year
008Copper, total [as Cu]DAILY MX report only all year
008Copper, total [as Cu]DAILY MX report only all year
008Iron, total [as Fe]DAILY MX report only all year
008Iron, total [as Fe]DAILY MX report only all year
008Iron, dissolved [as Fe]DAILY MX report only all year
008Iron, dissolved [as Fe]DAILY MX report only all year
008Lead, total [as Pb]DAILY MX report only all year
008Lead, total [as Pb]DAILY MX report only all year
008Manganese, total [as Mn]DAILY MX report only all year
008Manganese, total [as Mn]DAILY MX report only all year
008Thallium, total [as Tl]DAILY MX report only all year
008Thallium, total [as Tl]DAILY MX report only all year
008Nickel, total [as Ni]DAILY MX report only all year
008Nickel, total [as Ni]DAILY MX report only all year
008Silver, total [as Ag]DAILY MX report only all year
008Silver, total [as Ag]DAILY MX report only all year
008Zinc, total [as Zn]DAILY MX report only all year
008Zinc, total [as Zn]DAILY MX report only all year
008Antimony, total [as Sb]DAILY MX report only all year
008Antimony, total [as Sb]DAILY MX report only all year
008Selenium, total [as Se]DAILY MX report only all year
008Selenium, total [as Se]DAILY MX report only all year
008Phenolics, total recoverableDAILY MX report only all year
008Phenolics, total recoverableDAILY MX report only all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Chlorine, total residualDAILY MX <= .038 mg/L all year
008Mercury, total [as Hg]DAILY MX report only all year
008Mercury, total [as Hg]DAILY MX report only all year
008Coliform, fecal generalDAILY MX <= 400 #/100mL May, Jun, Jul, Aug, Sep, Oct
008BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
008BOD, carbonaceous [5 day, 20 C]DAILY MX <= 20 mg/L all year
008BOD, carbonaceous [5 day, 20 C]MO AVG <= 3128 lb/d all year
008BOD, carbonaceous [5 day, 20 C]DAILY MX <= 6255 lb/d all year
009OverflowsMO TOTAL report only all year
010Oxygen, dissolved [DO]MO AV MN report only all year
010Oxygen, dissolved [DO]MN WK AV report only all year
010Oxygen, dissolved [DO]DAILY MN report only all year
010BOD, 5-day, 20 deg. CMO AVG report only all year
010pHMINIMUM >= 6 SU all year
010pHMAXIMUM <= 9 SU all year
010Solids, total suspendedMO AVG report only all year
010Nitrogen, ammonia total [as N]MO AVG report only all year
010Nitrogen, ammonia total [as N]DAILY MX report only all year
010Phosphorus, total [as P]MO AVG report only all year
010Phosphorus, total [as P]DAILY MX report only all year
010Chlorine, total residualMO AVG <= .75 mg/L all year
010Coliform, fecal generalDAILY MX <= 400 #/100mL all year
010Flow, totalMO TOTAL report only all year
011OverflowsMO TOTAL report only all year
INFBOD, 5-day, 20 deg. CMO AVG report only all year
INFSolids, total suspendedMO AVG report only all year
INFFlow, in conduit or thru treatment plantMO AVG report only all year
INFFlow, in conduit or thru treatment plantDAILY MX report only all year
INFLOil & GreaseDAILY MX report only all year
INFLOil & GreaseDAILY MX report only all year
INFLCyanide, total [as CN]DAILY MX report only all year
INFLCyanide, total [as CN]DAILY MX report only all year
INFLCyanide, free [amenable to chlorination]DAILY MX report only all year
INFLCyanide, free [amenable to chlorination]DAILY MX report only all year
INFLFluoride, total [as F]DAILY MX report only all year
INFLFluoride, total [as F]DAILY MX report only all year
INFLArsenic, total [as As]DAILY MX report only all year
INFLArsenic, total [as As]DAILY MX report only all year
INFLBarium, total [as Ba]DAILY MX report only all year
INFLBarium, total [as Ba]DAILY MX report only all year
INFLBeryllium, total [as Be]DAILY MX report only all year
INFLBeryllium, total [as Be]DAILY MX report only all year
INFLCadmium, total [as Cd]DAILY MX report only all year
INFLCadmium, total [as Cd]DAILY MX report only all year
INFLChromium, hexavalent [as Cr]DAILY MX report only all year
INFLChromium, hexavalent [as Cr]DAILY MX report only all year
INFLChromium, total [as Cr]DAILY MX report only all year
INFLChromium, total [as Cr]DAILY MX report only all year
INFLCopper, total [as Cu]DAILY MX report only all year
INFLCopper, total [as Cu]DAILY MX report only all year
INFLIron, total [as Fe]DAILY MX report only all year
INFLIron, total [as Fe]DAILY MX report only all year
INFLIron, dissolved [as Fe]DAILY MX report only all year
INFLIron, dissolved [as Fe]DAILY MX report only all year
INFLLead, total [as Pb]DAILY MX report only all year
INFLLead, total [as Pb]DAILY MX report only all year
INFLManganese, total [as Mn]DAILY MX report only all year
INFLManganese, total [as Mn]DAILY MX report only all year
INFLThallium, total [as Tl]DAILY MX report only all year
INFLThallium, total [as Tl]DAILY MX report only all year
INFLNickel, total [as Ni]DAILY MX report only all year
INFLNickel, total [as Ni]DAILY MX report only all year
INFLSilver, total [as Ag]DAILY MX report only all year
INFLSilver, total [as Ag]DAILY MX report only all year
INFLZinc, total [as Zn]DAILY MX report only all year
INFLZinc, total [as Zn]DAILY MX report only all year
INFLAntimony, total [as Sb]DAILY MX report only all year
INFLAntimony, total [as Sb]DAILY MX report only all year
INFLSelenium, total [as Se]DAILY MX report only all year
INFLSelenium, total [as Se]DAILY MX report only all year
INFLPhenolics, total recoverableDAILY MX report only all year
INFLPhenolics, total recoverableDAILY MX report only all year
INFLMercury, total [as Hg]DAILY MX report only all year
INFLMercury, total [as Hg]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