FLAGG CREEK WATER RECLAMATION DISTRICT — NPDES permit IL0022586: limits, due date and EPA's record

NPDES permit IL0022586 · Major POTW · administratively continued, expires 2026-03-31 · EPA's file as of 2026-09-19

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

Last period with anything received: 2026-07-31. Most often over: Coliform, fecal general (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 (145)

Outfall	Parameter	Statistic	Limit	Months
002	BOD, 5-day, 20 deg. C	MO AVG	report only	all year
002	BOD, 5-day, 20 deg. C	WKLY AVG	report only	all year
002	pH	MINIMUM	>= 6 SU	all year
002	pH	MAXIMUM	<= 9 SU	all year
002	Solids, total suspended	MO AVG	report only	all year
002	Solids, total suspended	WKLY AVG	report only	all year
002	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
002	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
002	Phosphorus, total [as P]	MO AVG	report only	all year
002	Phosphorus, total [as P]	DAILY MX	report only	all year
002	Chlorine, total residual	MO AVG	<= .75 mg/L	all year
002	Coliform, fecal general	DAILY MX	<= 400 #/100mL	all year
002	Flow, total	MO TOTAL	report only	all year
003	Temperature, water deg. fahrenheit	MO MAX	report only	all year
003	Specific conductance	DAILY MX	report only	all year
003	Oxygen, dissolved [DO]	MO AV MN	>= 5.5 mg/L	Jan, Feb, Aug, Sep, Oct, Nov, Dec
003	Oxygen, dissolved [DO]	MN WK AV	>= 6 mg/L	Mar, Apr, May, Jun, Jul
003	Oxygen, dissolved [DO]	MN WK AV	>= 4 mg/L	Jan, Feb, Aug, Sep, Oct, Nov, Dec
003	Oxygen, dissolved [DO]	DAILY MN	>= 5 mg/L	Mar, Apr, May, Jun, Jul
003	Oxygen, dissolved [DO]	DAILY MN	>= 3.5 mg/L	Jan, Feb, Aug, Sep, Oct, Nov, Dec
003	pH	MINIMUM	>= 6 SU	all year
003	pH	MAXIMUM	<= 9 SU	all year
003	Alkalinity, total [as CaCO3]	DAILY MX	report only	all year
003	Solids, total suspended	MO AVG	<= 12 mg/L	all year
003	Solids, total suspended	DAILY MX	<= 24 mg/L	all year
003	Solids, total suspended	MO AVG	<= 3002 lb/d	all year
003	Solids, total suspended	DAILY MX	<= 6005 lb/d	all year
003	Oil & Grease	DAILY MX	report only	all year
003	Oil & Grease	DAILY MX	report only	all year
003	Nitrogen, total [as N]	DAILY MX	report only	all year
003	Nitrogen, ammonia total [as N]	MO AVG	<= 1.3 mg/L	May
003	Nitrogen, ammonia total [as N]	MO AVG	<= 1.5 mg/L	Mar
003	Nitrogen, ammonia total [as N]	MO AVG	<= 2.1 mg/L	Feb
003	Nitrogen, ammonia total [as N]	MO AVG	<= 1 mg/L	Aug
003	Nitrogen, ammonia total [as N]	MO AVG	<= 1 mg/L	Jul
003	Nitrogen, ammonia total [as N]	MO AVG	<= 1.3 mg/L	Sep
003	Nitrogen, ammonia total [as N]	MO AVG	<= 1 mg/L	Jun
003	Nitrogen, ammonia total [as N]	MO AVG	<= 1.3 mg/L	Apr
003	Nitrogen, ammonia total [as N]	MO AVG	<= 2.1 mg/L	Jan
003	Nitrogen, ammonia total [as N]	MO AVG	<= 2.1 mg/L	Dec
003	Nitrogen, ammonia total [as N]	MO AVG	<= 2.1 mg/L	Nov
003	Nitrogen, ammonia total [as N]	MO AVG	<= 1.3 mg/L	Oct
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 3 mg/L	May
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 6.4 mg/L	Mar
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 6.6 mg/L	Feb
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 3 mg/L	Aug
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 3 mg/L	Jul
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 3 mg/L	Sep
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 3 mg/L	Jun
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 3 mg/L	Apr
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 6.6 mg/L	Jan
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 6.6 mg/L	Dec
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 6.6 mg/L	Nov
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 3 mg/L	Oct
003	Nitrogen, ammonia total [as N]	MO AVG	<= 325 lb/d	May
003	Nitrogen, ammonia total [as N]	MO AVG	<= 375 lb/d	Mar
003	Nitrogen, ammonia total [as N]	MO AVG	<= 525 lb/d	Feb
003	Nitrogen, ammonia total [as N]	MO AVG	<= 250 lb/d	Aug
003	Nitrogen, ammonia total [as N]	MO AVG	<= 250 lb/d	Jul
003	Nitrogen, ammonia total [as N]	MO AVG	<= 325 lb/d	Sep
003	Nitrogen, ammonia total [as N]	MO AVG	<= 250 lb/d	Jun
003	Nitrogen, ammonia total [as N]	MO AVG	<= 325 lb/d	Apr
003	Nitrogen, ammonia total [as N]	MO AVG	<= 525 lb/d	Jan
003	Nitrogen, ammonia total [as N]	MO AVG	<= 525 lb/d	Dec
003	Nitrogen, ammonia total [as N]	MO AVG	<= 525 lb/d	Nov
003	Nitrogen, ammonia total [as N]	MO AVG	<= 325 lb/d	Oct
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 751 lb/d	May
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 1601 lb/d	Mar
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 1651 lb/d	Feb
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 751 lb/d	Aug
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 751 lb/d	Jul
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 751 lb/d	Sep
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 751 lb/d	Jun
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 751 lb/d	Apr
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 1651 lb/d	Jan
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 1651 lb/d	Dec
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 1651 lb/d	Nov
003	Nitrogen, ammonia total [as N]	DAILY MX	<= 751 lb/d	Oct
003	Nitrogen, ammonia total [as N]	WKLY AVG	<= 2.5 mg/L	Jun
003	Nitrogen, ammonia total [as N]	WKLY AVG	<= 2.5 mg/L	Jul
003	Nitrogen, ammonia total [as N]	WKLY AVG	<= 2.5 mg/L	Aug
003	Nitrogen, ammonia total [as N]	WKLY AVG	<= 3.8 mg/L	Mar
003	Nitrogen, ammonia total [as N]	WKLY AVG	<= 626 lb/d	Jun
003	Nitrogen, ammonia total [as N]	WKLY AVG	<= 626 lb/d	Jul
003	Nitrogen, ammonia total [as N]	WKLY AVG	<= 626 lb/d	Aug
003	Nitrogen, ammonia total [as N]	WKLY AVG	<= 951 lb/d	Mar
003	Nitrogen, Kjeldahl, total [as N]	DAILY MX	report only	all year
003	Nitrite + Nitrate total [as N]	DAILY MX	report only	all year
003	Phosphorus, total [as P]	MO AVG	<= 1 mg/L	all year
003	Phosphorus, total [as P]	DAILY MX	report only	all year
003	Phosphorus, total [as P]	MO AVG	<= 250 lb/d	all year
003	Phosphorus, total [as P]	DAILY MX	report only	all year
003	Phosphorus, dissolved	DAILY MX	report only	all year
003	Cyanide, total [as CN]	DAILY MX	report only	all year
003	Cyanide, total [as CN]	DAILY MX	report only	all year
003	Cyanide, free [amenable to chlorination]	DAILY MX	report only	all year
003	Cyanide, free [amenable to chlorination]	DAILY MX	report only	all year
003	Chloride [as Cl]	DAILY MX	report only	all year
003	Fluoride, total [as F]	DAILY MX	report only	all year
003	Fluoride, total [as F]	DAILY MX	report only	all year
003	Arsenic, total [as As]	DAILY MX	report only	all year
003	Arsenic, total [as As]	DAILY MX	report only	all year
003	Barium, total [as Ba]	DAILY MX	report only	all year
003	Barium, total [as Ba]	DAILY MX	report only	all year
003	Cadmium, total [as Cd]	DAILY MX	report only	all year
003	Cadmium, total [as Cd]	DAILY MX	report only	all year
003	Chromium, hexavalent [as Cr]	DAILY MX	report only	all year
003	Chromium, hexavalent [as Cr]	DAILY MX	report only	all year
003	Chromium, total [as Cr]	DAILY MX	report only	all year
003	Chromium, total [as Cr]	DAILY MX	report only	all year
003	Copper, total [as Cu]	DAILY MX	report only	all year
003	Copper, total [as Cu]	DAILY MX	report only	all year
003	Iron, total [as Fe]	DAILY MX	report only	all year
003	Iron, total [as Fe]	DAILY MX	report only	all year
003	Iron, dissolved [as Fe]	DAILY MX	report only	all year
003	Iron, dissolved [as Fe]	DAILY MX	report only	all year
003	Lead, total [as Pb]	DAILY MX	report only	all year
003	Lead, total [as Pb]	DAILY MX	report only	all year
003	Manganese, total [as Mn]	DAILY MX	report only	all year
003	Manganese, total [as Mn]	DAILY MX	report only	all year
003	Nickel, total [as Ni]	DAILY MX	report only	all year
003	Nickel, total [as Ni]	DAILY MX	report only	all year
003	Silver, total [as Ag]	DAILY MX	report only	all year
003	Silver, total [as Ag]	DAILY MX	report only	all year
003	Zinc, total [as Zn]	DAILY MX	report only	all year
003	Zinc, total [as Zn]	DAILY MX	report only	all year
003	Selenium, total [as Se]	DAILY MX	report only	all year
003	Selenium, total [as Se]	DAILY MX	report only	all year
003	Phenolics, total recoverable	DAILY MX	report only	all year
003	Phenolics, total recoverable	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Chlorine, total residual	DAILY MX	<= .038 mg/L	Jan, Feb, Mar, Apr, Nov, Dec
003	Chlorine, total residual	DAILY MX	<= .038 mg/L	May, Jun, Jul, Aug, Sep, Oct
003	Mercury, total [as Hg]	DAILY MX	report only	all year
003	Mercury, total [as Hg]	DAILY MX	report only	all year
003	Coliform, fecal general	DAILY MX	<= 400 #/100mL	May, Jun, Jul, Aug, Sep, Oct
003	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 10 mg/L	all year
003	BOD, carbonaceous [5 day, 20 C]	DAILY MX	<= 20 mg/L	all year
003	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 2502 lb/d	all year
003	BOD, carbonaceous [5 day, 20 C]	DAILY MX	<= 5004 lb/d	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	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